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-rw-r--r--arch/arm/mach-at91/Kconfig33
-rw-r--r--arch/arm/mach-at91/Makefile5
-rw-r--r--arch/arm/mach-at91/Makefile.boot14
-rw-r--r--arch/arm/mach-at91/at91cap9.c398
-rw-r--r--arch/arm/mach-at91/at91cap9_devices.c1273
-rw-r--r--arch/arm/mach-at91/at91rm9200.c16
-rw-r--r--arch/arm/mach-at91/at91rm9200_devices.c14
-rw-r--r--arch/arm/mach-at91/at91rm9200_time.c37
-rw-r--r--arch/arm/mach-at91/at91sam9260.c25
-rw-r--r--arch/arm/mach-at91/at91sam9260_devices.c59
-rw-r--r--arch/arm/mach-at91/at91sam9261.c4
-rw-r--r--arch/arm/mach-at91/at91sam9261_devices.c31
-rw-r--r--arch/arm/mach-at91/at91sam9263.c5
-rw-r--r--arch/arm/mach-at91/at91sam9263_devices.c72
-rw-r--r--arch/arm/mach-at91/at91sam926x_time.c68
-rw-r--r--arch/arm/mach-at91/at91sam9_alt_reset.S12
-rw-r--r--arch/arm/mach-at91/at91sam9g45.c9
-rw-r--r--arch/arm/mach-at91/at91sam9g45_devices.c146
-rw-r--r--arch/arm/mach-at91/at91sam9g45_reset.S12
-rw-r--r--arch/arm/mach-at91/at91sam9rl.c4
-rw-r--r--arch/arm/mach-at91/at91sam9rl_devices.c31
-rw-r--r--arch/arm/mach-at91/at91sam9x5.c359
-rw-r--r--arch/arm/mach-at91/at91x40.c12
-rw-r--r--arch/arm/mach-at91/at91x40_time.c28
-rw-r--r--arch/arm/mach-at91/board-afeb-9260v1.c1
-rw-r--r--arch/arm/mach-at91/board-cam60.c1
-rw-r--r--arch/arm/mach-at91/board-cap9adk.c396
-rw-r--r--arch/arm/mach-at91/board-cpu9krea.c6
-rw-r--r--arch/arm/mach-at91/board-cpuat91.c1
-rw-r--r--arch/arm/mach-at91/board-dt.c76
-rw-r--r--arch/arm/mach-at91/board-eco920.c5
-rw-r--r--arch/arm/mach-at91/board-flexibity.c12
-rw-r--r--arch/arm/mach-at91/board-kb9202.c2
-rw-r--r--arch/arm/mach-at91/board-neocore926.c1
-rw-r--r--arch/arm/mach-at91/board-picotux200.c1
-rw-r--r--arch/arm/mach-at91/board-qil-a9260.c2
-rw-r--r--arch/arm/mach-at91/board-rm9200dk.c3
-rw-r--r--arch/arm/mach-at91/board-rm9200ek.c1
-rw-r--r--arch/arm/mach-at91/board-sam9-l9260.c1
-rw-r--r--arch/arm/mach-at91/board-sam9260ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9261ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9263ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9g20ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9m10g45ek.c82
-rw-r--r--arch/arm/mach-at91/board-sam9rlek.c2
-rw-r--r--arch/arm/mach-at91/board-snapper9260.c11
-rw-r--r--arch/arm/mach-at91/board-stamp9g20.c1
-rw-r--r--arch/arm/mach-at91/board-usb-a926x.c2
-rw-r--r--arch/arm/mach-at91/board-yl-9200.c4
-rw-r--r--arch/arm/mach-at91/clock.c224
-rw-r--r--arch/arm/mach-at91/cpuidle.c11
-rw-r--r--arch/arm/mach-at91/generic.h19
-rw-r--r--arch/arm/mach-at91/gpio.c625
-rw-r--r--arch/arm/mach-at91/include/mach/at91_matrix.h23
-rw-r--r--arch/arm/mach-at91/include/mach/at91_pio.h25
-rw-r--r--arch/arm/mach-at91/include/mach/at91_pmc.h118
-rw-r--r--arch/arm/mach-at91/include/mach/at91_ramc.h32
-rw-r--r--arch/arm/mach-at91/include/mach/at91_shdwc.h4
-rw-r--r--arch/arm/mach-at91/include/mach/at91_st.h32
-rw-r--r--arch/arm/mach-at91/include/mach/at91cap9.h122
-rw-r--r--arch/arm/mach-at91/include/mach/at91cap9_matrix.h137
-rw-r--r--arch/arm/mach-at91/include/mach/at91rm9200.h10
-rw-r--r--arch/arm/mach-at91/include/mach/at91rm9200_mc.h58
-rw-r--r--arch/arm/mach-at91/include/mach/at91rm9200_sdramc.h63
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9260.h14
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9260_matrix.h36
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9261.h10
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9261_matrix.h18
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9263.h12
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9263_matrix.h74
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9_ddrsdr.h16
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9_sdramc.h6
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9g45.h12
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h84
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9rl.h7
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h42
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9x5.h74
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h53
-rw-r--r--arch/arm/mach-at91/include/mach/at91x40.h18
-rw-r--r--arch/arm/mach-at91/include/mach/board.h17
-rw-r--r--arch/arm/mach-at91/include/mach/cpu.h21
-rw-r--r--arch/arm/mach-at91/include/mach/entry-macro.S6
-rw-r--r--arch/arm/mach-at91/include/mach/gpio.h17
-rw-r--r--arch/arm/mach-at91/include/mach/hardware.h9
-rw-r--r--arch/arm/mach-at91/include/mach/io.h18
-rw-r--r--arch/arm/mach-at91/include/mach/system.h50
-rw-r--r--arch/arm/mach-at91/irq.c132
-rw-r--r--arch/arm/mach-at91/pm.c41
-rw-r--r--arch/arm/mach-at91/pm.h96
-rw-r--r--arch/arm/mach-at91/pm_slowclock.S275
-rw-r--r--arch/arm/mach-at91/setup.c184
-rw-r--r--arch/arm/mach-at91/soc.h5
92 files changed, 2778 insertions, 3358 deletions
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 71feb00a1e99..45db05d8d94c 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -20,9 +20,11 @@ config HAVE_AT91_USART5
config AT91_SAM9_ALT_RESET
bool
+ default !ARCH_AT91X40
config AT91_SAM9G45_RESET
bool
+ default !ARCH_AT91X40
menu "Atmel AT91 System-on-Chip"
@@ -45,7 +47,6 @@ config ARCH_AT91SAM9260
select HAVE_AT91_USART4
select HAVE_AT91_USART5
select HAVE_NET_MACB
- select AT91_SAM9_ALT_RESET
config ARCH_AT91SAM9261
bool "AT91SAM9261"
@@ -53,7 +54,6 @@ config ARCH_AT91SAM9261
select GENERIC_CLOCKEVENTS
select HAVE_FB_ATMEL
select HAVE_AT91_DBGU0
- select AT91_SAM9_ALT_RESET
config ARCH_AT91SAM9G10
bool "AT91SAM9G10"
@@ -61,7 +61,6 @@ config ARCH_AT91SAM9G10
select GENERIC_CLOCKEVENTS
select HAVE_AT91_DBGU0
select HAVE_FB_ATMEL
- select AT91_SAM9_ALT_RESET
config ARCH_AT91SAM9263
bool "AT91SAM9263"
@@ -70,7 +69,6 @@ config ARCH_AT91SAM9263
select HAVE_FB_ATMEL
select HAVE_NET_MACB
select HAVE_AT91_DBGU1
- select AT91_SAM9_ALT_RESET
config ARCH_AT91SAM9RL
bool "AT91SAM9RL"
@@ -79,7 +77,6 @@ config ARCH_AT91SAM9RL
select HAVE_AT91_USART3
select HAVE_FB_ATMEL
select HAVE_AT91_DBGU0
- select AT91_SAM9_ALT_RESET
config ARCH_AT91SAM9G20
bool "AT91SAM9G20"
@@ -90,7 +87,6 @@ config ARCH_AT91SAM9G20
select HAVE_AT91_USART4
select HAVE_AT91_USART5
select HAVE_NET_MACB
- select AT91_SAM9_ALT_RESET
config ARCH_AT91SAM9G45
bool "AT91SAM9G45"
@@ -100,16 +96,14 @@ config ARCH_AT91SAM9G45
select HAVE_FB_ATMEL
select HAVE_NET_MACB
select HAVE_AT91_DBGU1
- select AT91_SAM9G45_RESET
-config ARCH_AT91CAP9
- bool "AT91CAP9"
+config ARCH_AT91SAM9X5
+ bool "AT91SAM9x5 family"
select CPU_ARM926T
select GENERIC_CLOCKEVENTS
select HAVE_FB_ATMEL
select HAVE_NET_MACB
- select HAVE_AT91_DBGU1
- select AT91_SAM9G45_RESET
+ select HAVE_AT91_DBGU0
config ARCH_AT91X40
bool "AT91x40"
@@ -447,21 +441,6 @@ endif
# ----------------------------------------------------------
-if ARCH_AT91CAP9
-
-comment "AT91CAP9 Board Type"
-
-config MACH_AT91CAP9ADK
- bool "Atmel AT91CAP9A-DK Evaluation Kit"
- select HAVE_AT91_DATAFLASH_CARD
- help
- Select this if you are using Atmel's AT91CAP9A-DK Evaluation Kit.
- <http://www.atmel.com/dyn/products/tools_card.asp?tool_id=4138>
-
-endif
-
-# ----------------------------------------------------------
-
if ARCH_AT91X40
comment "AT91X40 Board Type"
@@ -544,7 +523,7 @@ config AT91_EARLY_DBGU0
depends on HAVE_AT91_DBGU0
config AT91_EARLY_DBGU1
- bool "DBGU on 9263, 9g45 and cap9"
+ bool "DBGU on 9263 and 9g45"
depends on HAVE_AT91_DBGU1
config AT91_EARLY_USART0
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 705e1fbded39..8512e53bed93 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -20,7 +20,7 @@ obj-$(CONFIG_ARCH_AT91SAM9263) += at91sam9263.o at91sam926x_time.o at91sam9263_d
obj-$(CONFIG_ARCH_AT91SAM9RL) += at91sam9rl.o at91sam926x_time.o at91sam9rl_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9G20) += at91sam9260.o at91sam926x_time.o at91sam9260_devices.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91SAM9G45) += at91sam9g45.o at91sam926x_time.o at91sam9g45_devices.o sam9_smc.o
-obj-$(CONFIG_ARCH_AT91CAP9) += at91cap9.o at91sam926x_time.o at91cap9_devices.o sam9_smc.o
+obj-$(CONFIG_ARCH_AT91SAM9X5) += at91sam9x5.o at91sam926x_time.o sam9_smc.o
obj-$(CONFIG_ARCH_AT91X40) += at91x40.o at91x40_time.o
# AT91RM9200 board-specific support
@@ -81,9 +81,6 @@ obj-$(CONFIG_MACH_AT91SAM9M10G45EK) += board-sam9m10g45ek.o
# AT91SAM board with device-tree
obj-$(CONFIG_MACH_AT91SAM_DT) += board-dt.o
-# AT91CAP9 board-specific support
-obj-$(CONFIG_MACH_AT91CAP9ADK) += board-cap9adk.o
-
# AT91X40 board-specific support
obj-$(CONFIG_MACH_AT91EB01) += board-eb01.o
diff --git a/arch/arm/mach-at91/Makefile.boot b/arch/arm/mach-at91/Makefile.boot
index 8ddafadfdc7d..0da66ca4a4f8 100644
--- a/arch/arm/mach-at91/Makefile.boot
+++ b/arch/arm/mach-at91/Makefile.boot
@@ -3,11 +3,7 @@
# PARAMS_PHYS must be within 4MB of ZRELADDR
# INITRD_PHYS must be in RAM
-ifeq ($(CONFIG_ARCH_AT91CAP9),y)
- zreladdr-y += 0x70008000
-params_phys-y := 0x70000100
-initrd_phys-y := 0x70410000
-else ifeq ($(CONFIG_ARCH_AT91SAM9G45),y)
+ifeq ($(CONFIG_ARCH_AT91SAM9G45),y)
zreladdr-y += 0x70008000
params_phys-y := 0x70000100
initrd_phys-y := 0x70410000
@@ -17,4 +13,10 @@ params_phys-y := 0x20000100
initrd_phys-y := 0x20410000
endif
-dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9m10g45ek.dtb usb_a9g20.dtb
+# Keep dtb files sorted alphabetically for each SoC
+# sam9g20
+dtb-$(CONFIG_MACH_AT91SAM_DT) += usb_a9g20.dtb
+# sam9g45
+dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9m10g45ek.dtb
+# sam9x5
+dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9g25ek.dtb
diff --git a/arch/arm/mach-at91/at91cap9.c b/arch/arm/mach-at91/at91cap9.c
deleted file mode 100644
index fc460e96f1af..000000000000
--- a/arch/arm/mach-at91/at91cap9.c
+++ /dev/null
@@ -1,398 +0,0 @@
-/*
- * arch/arm/mach-at91/at91cap9.c
- *
- * Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
- * Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
- * Copyright (C) 2007 Atmel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-
-#include <linux/module.h>
-
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/system_info.h>
-#include <asm/system_misc.h>
-
-#include <mach/cpu.h>
-#include <mach/at91cap9.h>
-#include <mach/at91_pmc.h>
-
-#include "soc.h"
-#include "generic.h"
-#include "clock.h"
-#include "sam9_smc.h"
-
-/* --------------------------------------------------------------------
- * Clocks
- * -------------------------------------------------------------------- */
-
-/*
- * The peripheral clocks.
- */
-static struct clk pioABCD_clk = {
- .name = "pioABCD_clk",
- .pmc_mask = 1 << AT91CAP9_ID_PIOABCD,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mpb0_clk = {
- .name = "mpb0_clk",
- .pmc_mask = 1 << AT91CAP9_ID_MPB0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mpb1_clk = {
- .name = "mpb1_clk",
- .pmc_mask = 1 << AT91CAP9_ID_MPB1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mpb2_clk = {
- .name = "mpb2_clk",
- .pmc_mask = 1 << AT91CAP9_ID_MPB2,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mpb3_clk = {
- .name = "mpb3_clk",
- .pmc_mask = 1 << AT91CAP9_ID_MPB3,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mpb4_clk = {
- .name = "mpb4_clk",
- .pmc_mask = 1 << AT91CAP9_ID_MPB4,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk usart0_clk = {
- .name = "usart0_clk",
- .pmc_mask = 1 << AT91CAP9_ID_US0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk usart1_clk = {
- .name = "usart1_clk",
- .pmc_mask = 1 << AT91CAP9_ID_US1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk usart2_clk = {
- .name = "usart2_clk",
- .pmc_mask = 1 << AT91CAP9_ID_US2,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mmc0_clk = {
- .name = "mci0_clk",
- .pmc_mask = 1 << AT91CAP9_ID_MCI0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mmc1_clk = {
- .name = "mci1_clk",
- .pmc_mask = 1 << AT91CAP9_ID_MCI1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk can_clk = {
- .name = "can_clk",
- .pmc_mask = 1 << AT91CAP9_ID_CAN,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk twi_clk = {
- .name = "twi_clk",
- .pmc_mask = 1 << AT91CAP9_ID_TWI,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk spi0_clk = {
- .name = "spi0_clk",
- .pmc_mask = 1 << AT91CAP9_ID_SPI0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk spi1_clk = {
- .name = "spi1_clk",
- .pmc_mask = 1 << AT91CAP9_ID_SPI1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk ssc0_clk = {
- .name = "ssc0_clk",
- .pmc_mask = 1 << AT91CAP9_ID_SSC0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk ssc1_clk = {
- .name = "ssc1_clk",
- .pmc_mask = 1 << AT91CAP9_ID_SSC1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk ac97_clk = {
- .name = "ac97_clk",
- .pmc_mask = 1 << AT91CAP9_ID_AC97C,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk tcb_clk = {
- .name = "tcb_clk",
- .pmc_mask = 1 << AT91CAP9_ID_TCB,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk pwm_clk = {
- .name = "pwm_clk",
- .pmc_mask = 1 << AT91CAP9_ID_PWMC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk macb_clk = {
- .name = "pclk",
- .pmc_mask = 1 << AT91CAP9_ID_EMAC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk aestdes_clk = {
- .name = "aestdes_clk",
- .pmc_mask = 1 << AT91CAP9_ID_AESTDES,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk adc_clk = {
- .name = "adc_clk",
- .pmc_mask = 1 << AT91CAP9_ID_ADC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk isi_clk = {
- .name = "isi_clk",
- .pmc_mask = 1 << AT91CAP9_ID_ISI,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk lcdc_clk = {
- .name = "lcdc_clk",
- .pmc_mask = 1 << AT91CAP9_ID_LCDC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk dma_clk = {
- .name = "dma_clk",
- .pmc_mask = 1 << AT91CAP9_ID_DMA,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk udphs_clk = {
- .name = "udphs_clk",
- .pmc_mask = 1 << AT91CAP9_ID_UDPHS,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk ohci_clk = {
- .name = "ohci_clk",
- .pmc_mask = 1 << AT91CAP9_ID_UHP,
- .type = CLK_TYPE_PERIPHERAL,
-};
-
-static struct clk *periph_clocks[] __initdata = {
- &pioABCD_clk,
- &mpb0_clk,
- &mpb1_clk,
- &mpb2_clk,
- &mpb3_clk,
- &mpb4_clk,
- &usart0_clk,
- &usart1_clk,
- &usart2_clk,
- &mmc0_clk,
- &mmc1_clk,
- &can_clk,
- &twi_clk,
- &spi0_clk,
- &spi1_clk,
- &ssc0_clk,
- &ssc1_clk,
- &ac97_clk,
- &tcb_clk,
- &pwm_clk,
- &macb_clk,
- &aestdes_clk,
- &adc_clk,
- &isi_clk,
- &lcdc_clk,
- &dma_clk,
- &udphs_clk,
- &ohci_clk,
- // irq0 .. irq1
-};
-
-static struct clk_lookup periph_clocks_lookups[] = {
- /* One additional fake clock for macb_hclk */
- CLKDEV_CON_ID("hclk", &macb_clk),
- CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk),
- CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk),
- CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.0", &mmc0_clk),
- CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.1", &mmc1_clk),
- CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
- CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
- CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tcb_clk),
- CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk),
- CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
- /* fake hclk clock */
- CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
- CLKDEV_CON_ID("pioA", &pioABCD_clk),
- CLKDEV_CON_ID("pioB", &pioABCD_clk),
- CLKDEV_CON_ID("pioC", &pioABCD_clk),
- CLKDEV_CON_ID("pioD", &pioABCD_clk),
-};
-
-static struct clk_lookup usart_clocks_lookups[] = {
- CLKDEV_CON_DEV_ID("usart", "atmel_usart.0", &mck),
- CLKDEV_CON_DEV_ID("usart", "atmel_usart.1", &usart0_clk),
- CLKDEV_CON_DEV_ID("usart", "atmel_usart.2", &usart1_clk),
- CLKDEV_CON_DEV_ID("usart", "atmel_usart.3", &usart2_clk),
-};
-
-/*
- * The four programmable clocks.
- * You must configure pin multiplexing to bring these signals out.
- */
-static struct clk pck0 = {
- .name = "pck0",
- .pmc_mask = AT91_PMC_PCK0,
- .type = CLK_TYPE_PROGRAMMABLE,
- .id = 0,
-};
-static struct clk pck1 = {
- .name = "pck1",
- .pmc_mask = AT91_PMC_PCK1,
- .type = CLK_TYPE_PROGRAMMABLE,
- .id = 1,
-};
-static struct clk pck2 = {
- .name = "pck2",
- .pmc_mask = AT91_PMC_PCK2,
- .type = CLK_TYPE_PROGRAMMABLE,
- .id = 2,
-};
-static struct clk pck3 = {
- .name = "pck3",
- .pmc_mask = AT91_PMC_PCK3,
- .type = CLK_TYPE_PROGRAMMABLE,
- .id = 3,
-};
-
-static void __init at91cap9_register_clocks(void)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
- clk_register(periph_clocks[i]);
-
- clkdev_add_table(periph_clocks_lookups,
- ARRAY_SIZE(periph_clocks_lookups));
- clkdev_add_table(usart_clocks_lookups,
- ARRAY_SIZE(usart_clocks_lookups));
-
- clk_register(&pck0);
- clk_register(&pck1);
- clk_register(&pck2);
- clk_register(&pck3);
-}
-
-static struct clk_lookup console_clock_lookup;
-
-void __init at91cap9_set_console_clock(int id)
-{
- if (id >= ARRAY_SIZE(usart_clocks_lookups))
- return;
-
- console_clock_lookup.con_id = "usart";
- console_clock_lookup.clk = usart_clocks_lookups[id].clk;
- clkdev_add(&console_clock_lookup);
-}
-
-/* --------------------------------------------------------------------
- * GPIO
- * -------------------------------------------------------------------- */
-
-static struct at91_gpio_bank at91cap9_gpio[] __initdata = {
- {
- .id = AT91CAP9_ID_PIOABCD,
- .regbase = AT91CAP9_BASE_PIOA,
- }, {
- .id = AT91CAP9_ID_PIOABCD,
- .regbase = AT91CAP9_BASE_PIOB,
- }, {
- .id = AT91CAP9_ID_PIOABCD,
- .regbase = AT91CAP9_BASE_PIOC,
- }, {
- .id = AT91CAP9_ID_PIOABCD,
- .regbase = AT91CAP9_BASE_PIOD,
- }
-};
-
-/* --------------------------------------------------------------------
- * AT91CAP9 processor initialization
- * -------------------------------------------------------------------- */
-
-static void __init at91cap9_map_io(void)
-{
- at91_init_sram(0, AT91CAP9_SRAM_BASE, AT91CAP9_SRAM_SIZE);
-}
-
-static void __init at91cap9_ioremap_registers(void)
-{
- at91_ioremap_shdwc(AT91CAP9_BASE_SHDWC);
- at91_ioremap_rstc(AT91CAP9_BASE_RSTC);
- at91sam926x_ioremap_pit(AT91CAP9_BASE_PIT);
- at91sam9_ioremap_smc(0, AT91CAP9_BASE_SMC);
-}
-
-static void __init at91cap9_initialize(void)
-{
- arm_pm_restart = at91sam9g45_restart;
- at91_extern_irq = (1 << AT91CAP9_ID_IRQ0) | (1 << AT91CAP9_ID_IRQ1);
-
- /* Register GPIO subsystem */
- at91_gpio_init(at91cap9_gpio, 4);
-
- /* Remember the silicon revision */
- if (cpu_is_at91cap9_revB())
- system_rev = 0xB;
- else if (cpu_is_at91cap9_revC())
- system_rev = 0xC;
-}
-
-/* --------------------------------------------------------------------
- * Interrupt initialization
- * -------------------------------------------------------------------- */
-
-/*
- * The default interrupt priority levels (0 = lowest, 7 = highest).
- */
-static unsigned int at91cap9_default_irq_priority[NR_AIC_IRQS] __initdata = {
- 7, /* Advanced Interrupt Controller (FIQ) */
- 7, /* System Peripherals */
- 1, /* Parallel IO Controller A, B, C and D */
- 0, /* MP Block Peripheral 0 */
- 0, /* MP Block Peripheral 1 */
- 0, /* MP Block Peripheral 2 */
- 0, /* MP Block Peripheral 3 */
- 0, /* MP Block Peripheral 4 */
- 5, /* USART 0 */
- 5, /* USART 1 */
- 5, /* USART 2 */
- 0, /* Multimedia Card Interface 0 */
- 0, /* Multimedia Card Interface 1 */
- 3, /* CAN */
- 6, /* Two-Wire Interface */
- 5, /* Serial Peripheral Interface 0 */
- 5, /* Serial Peripheral Interface 1 */
- 4, /* Serial Synchronous Controller 0 */
- 4, /* Serial Synchronous Controller 1 */
- 5, /* AC97 Controller */
- 0, /* Timer Counter 0, 1 and 2 */
- 0, /* Pulse Width Modulation Controller */
- 3, /* Ethernet */
- 0, /* Advanced Encryption Standard, Triple DES*/
- 0, /* Analog-to-Digital Converter */
- 0, /* Image Sensor Interface */
- 3, /* LCD Controller */
- 0, /* DMA Controller */
- 2, /* USB Device Port */
- 2, /* USB Host port */
- 0, /* Advanced Interrupt Controller (IRQ0) */
- 0, /* Advanced Interrupt Controller (IRQ1) */
-};
-
-struct at91_init_soc __initdata at91cap9_soc = {
- .map_io = at91cap9_map_io,
- .default_irq_priority = at91cap9_default_irq_priority,
- .ioremap_registers = at91cap9_ioremap_registers,
- .register_clocks = at91cap9_register_clocks,
- .init = at91cap9_initialize,
-};
diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
deleted file mode 100644
index d298fb7cb210..000000000000
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ /dev/null
@@ -1,1273 +0,0 @@
-/*
- * arch/arm/mach-at91/at91cap9_devices.c
- *
- * Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
- * Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
- * Copyright (C) 2007 Atmel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- */
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-#include <asm/mach/irq.h>
-
-#include <linux/dma-mapping.h>
-#include <linux/gpio.h>
-#include <linux/platform_device.h>
-#include <linux/i2c-gpio.h>
-
-#include <video/atmel_lcdc.h>
-
-#include <mach/board.h>
-#include <mach/cpu.h>
-#include <mach/at91cap9.h>
-#include <mach/at91cap9_matrix.h>
-#include <mach/at91sam9_smc.h>
-
-#include "generic.h"
-
-
-/* --------------------------------------------------------------------
- * USB Host
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
-static u64 ohci_dmamask = DMA_BIT_MASK(32);
-static struct at91_usbh_data usbh_data;
-
-static struct resource usbh_resources[] = {
- [0] = {
- .start = AT91CAP9_UHP_BASE,
- .end = AT91CAP9_UHP_BASE + SZ_1M - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_UHP,
- .end = AT91CAP9_ID_UHP,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91_usbh_device = {
- .name = "at91_ohci",
- .id = -1,
- .dev = {
- .dma_mask = &ohci_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &usbh_data,
- },
- .resource = usbh_resources,
- .num_resources = ARRAY_SIZE(usbh_resources),
-};
-
-void __init at91_add_device_usbh(struct at91_usbh_data *data)
-{
- int i;
-
- if (!data)
- return;
-
- if (cpu_is_at91cap9_revB())
- irq_set_irq_type(AT91CAP9_ID_UHP, IRQ_TYPE_LEVEL_HIGH);
-
- /* Enable VBus control for UHP ports */
- for (i = 0; i < data->ports; i++) {
- if (gpio_is_valid(data->vbus_pin[i]))
- at91_set_gpio_output(data->vbus_pin[i], 0);
- }
-
- /* Enable overcurrent notification */
- for (i = 0; i < data->ports; i++) {
- if (data->overcurrent_pin[i])
- at91_set_gpio_input(data->overcurrent_pin[i], 1);
- }
-
- usbh_data = *data;
- platform_device_register(&at91_usbh_device);
-}
-#else
-void __init at91_add_device_usbh(struct at91_usbh_data *data) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * USB HS Device (Gadget)
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_USB_ATMEL_USBA) || defined(CONFIG_USB_ATMEL_USBA_MODULE)
-
-static struct resource usba_udc_resources[] = {
- [0] = {
- .start = AT91CAP9_UDPHS_FIFO,
- .end = AT91CAP9_UDPHS_FIFO + SZ_512K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_BASE_UDPHS,
- .end = AT91CAP9_BASE_UDPHS + SZ_1K - 1,
- .flags = IORESOURCE_MEM,
- },
- [2] = {
- .start = AT91CAP9_ID_UDPHS,
- .end = AT91CAP9_ID_UDPHS,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-#define EP(nam, idx, maxpkt, maxbk, dma, isoc) \
- [idx] = { \
- .name = nam, \
- .index = idx, \
- .fifo_size = maxpkt, \
- .nr_banks = maxbk, \
- .can_dma = dma, \
- .can_isoc = isoc, \
- }
-
-static struct usba_ep_data usba_udc_ep[] = {
- EP("ep0", 0, 64, 1, 0, 0),
- EP("ep1", 1, 1024, 3, 1, 1),
- EP("ep2", 2, 1024, 3, 1, 1),
- EP("ep3", 3, 1024, 2, 1, 1),
- EP("ep4", 4, 1024, 2, 1, 1),
- EP("ep5", 5, 1024, 2, 1, 0),
- EP("ep6", 6, 1024, 2, 1, 0),
- EP("ep7", 7, 1024, 2, 0, 0),
-};
-
-#undef EP
-
-/*
- * pdata doesn't have room for any endpoints, so we need to
- * append room for the ones we need right after it.
- */
-static struct {
- struct usba_platform_data pdata;
- struct usba_ep_data ep[8];
-} usba_udc_data;
-
-static struct platform_device at91_usba_udc_device = {
- .name = "atmel_usba_udc",
- .id = -1,
- .dev = {
- .platform_data = &usba_udc_data.pdata,
- },
- .resource = usba_udc_resources,
- .num_resources = ARRAY_SIZE(usba_udc_resources),
-};
-
-void __init at91_add_device_usba(struct usba_platform_data *data)
-{
- if (cpu_is_at91cap9_revB()) {
- irq_set_irq_type(AT91CAP9_ID_UDPHS, IRQ_TYPE_LEVEL_HIGH);
- at91_sys_write(AT91_MATRIX_UDPHS, AT91_MATRIX_SELECT_UDPHS |
- AT91_MATRIX_UDPHS_BYPASS_LOCK);
- }
- else
- at91_sys_write(AT91_MATRIX_UDPHS, AT91_MATRIX_SELECT_UDPHS);
-
- /*
- * Invalid pins are 0 on AT91, but the usba driver is shared
- * with AVR32, which use negative values instead. Once/if
- * gpio_is_valid() is ported to AT91, revisit this code.
- */
- usba_udc_data.pdata.vbus_pin = -EINVAL;
- usba_udc_data.pdata.num_ep = ARRAY_SIZE(usba_udc_ep);
- memcpy(usba_udc_data.ep, usba_udc_ep, sizeof(usba_udc_ep));
-
- if (data && gpio_is_valid(data->vbus_pin)) {
- at91_set_gpio_input(data->vbus_pin, 0);
- at91_set_deglitch(data->vbus_pin, 1);
- usba_udc_data.pdata.vbus_pin = data->vbus_pin;
- }
-
- /* Pullup pin is handled internally by USB device peripheral */
-
- platform_device_register(&at91_usba_udc_device);
-}
-#else
-void __init at91_add_device_usba(struct usba_platform_data *data) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * Ethernet
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE)
-static u64 eth_dmamask = DMA_BIT_MASK(32);
-static struct macb_platform_data eth_data;
-
-static struct resource eth_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_EMAC,
- .end = AT91CAP9_BASE_EMAC + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_EMAC,
- .end = AT91CAP9_ID_EMAC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_eth_device = {
- .name = "macb",
- .id = -1,
- .dev = {
- .dma_mask = &eth_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &eth_data,
- },
- .resource = eth_resources,
- .num_resources = ARRAY_SIZE(eth_resources),
-};
-
-void __init at91_add_device_eth(struct macb_platform_data *data)
-{
- if (!data)
- return;
-
- if (gpio_is_valid(data->phy_irq_pin)) {
- at91_set_gpio_input(data->phy_irq_pin, 0);
- at91_set_deglitch(data->phy_irq_pin, 1);
- }
-
- /* Pins used for MII and RMII */
- at91_set_A_periph(AT91_PIN_PB21, 0); /* ETXCK_EREFCK */
- at91_set_A_periph(AT91_PIN_PB22, 0); /* ERXDV */
- at91_set_A_periph(AT91_PIN_PB25, 0); /* ERX0 */
- at91_set_A_periph(AT91_PIN_PB26, 0); /* ERX1 */
- at91_set_A_periph(AT91_PIN_PB27, 0); /* ERXER */
- at91_set_A_periph(AT91_PIN_PB28, 0); /* ETXEN */
- at91_set_A_periph(AT91_PIN_PB23, 0); /* ETX0 */
- at91_set_A_periph(AT91_PIN_PB24, 0); /* ETX1 */
- at91_set_A_periph(AT91_PIN_PB30, 0); /* EMDIO */
- at91_set_A_periph(AT91_PIN_PB29, 0); /* EMDC */
-
- if (!data->is_rmii) {
- at91_set_B_periph(AT91_PIN_PC25, 0); /* ECRS */
- at91_set_B_periph(AT91_PIN_PC26, 0); /* ECOL */
- at91_set_B_periph(AT91_PIN_PC22, 0); /* ERX2 */
- at91_set_B_periph(AT91_PIN_PC23, 0); /* ERX3 */
- at91_set_B_periph(AT91_PIN_PC27, 0); /* ERXCK */
- at91_set_B_periph(AT91_PIN_PC20, 0); /* ETX2 */
- at91_set_B_periph(AT91_PIN_PC21, 0); /* ETX3 */
- at91_set_B_periph(AT91_PIN_PC24, 0); /* ETXER */
- }
-
- eth_data = *data;
- platform_device_register(&at91cap9_eth_device);
-}
-#else
-void __init at91_add_device_eth(struct macb_platform_data *data) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * MMC / SD
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
-static u64 mmc_dmamask = DMA_BIT_MASK(32);
-static struct at91_mmc_data mmc0_data, mmc1_data;
-
-static struct resource mmc0_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_MCI0,
- .end = AT91CAP9_BASE_MCI0 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_MCI0,
- .end = AT91CAP9_ID_MCI0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_mmc0_device = {
- .name = "at91_mci",
- .id = 0,
- .dev = {
- .dma_mask = &mmc_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &mmc0_data,
- },
- .resource = mmc0_resources,
- .num_resources = ARRAY_SIZE(mmc0_resources),
-};
-
-static struct resource mmc1_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_MCI1,
- .end = AT91CAP9_BASE_MCI1 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_MCI1,
- .end = AT91CAP9_ID_MCI1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_mmc1_device = {
- .name = "at91_mci",
- .id = 1,
- .dev = {
- .dma_mask = &mmc_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &mmc1_data,
- },
- .resource = mmc1_resources,
- .num_resources = ARRAY_SIZE(mmc1_resources),
-};
-
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
-{
- if (!data)
- return;
-
- /* input/irq */
- if (gpio_is_valid(data->det_pin)) {
- at91_set_gpio_input(data->det_pin, 1);
- at91_set_deglitch(data->det_pin, 1);
- }
- if (gpio_is_valid(data->wp_pin))
- at91_set_gpio_input(data->wp_pin, 1);
- if (gpio_is_valid(data->vcc_pin))
- at91_set_gpio_output(data->vcc_pin, 0);
-
- if (mmc_id == 0) { /* MCI0 */
- /* CLK */
- at91_set_A_periph(AT91_PIN_PA2, 0);
-
- /* CMD */
- at91_set_A_periph(AT91_PIN_PA1, 1);
-
- /* DAT0, maybe DAT1..DAT3 */
- at91_set_A_periph(AT91_PIN_PA0, 1);
- if (data->wire4) {
- at91_set_A_periph(AT91_PIN_PA3, 1);
- at91_set_A_periph(AT91_PIN_PA4, 1);
- at91_set_A_periph(AT91_PIN_PA5, 1);
- }
-
- mmc0_data = *data;
- platform_device_register(&at91cap9_mmc0_device);
- } else { /* MCI1 */
- /* CLK */
- at91_set_A_periph(AT91_PIN_PA16, 0);
-
- /* CMD */
- at91_set_A_periph(AT91_PIN_PA17, 1);
-
- /* DAT0, maybe DAT1..DAT3 */
- at91_set_A_periph(AT91_PIN_PA18, 1);
- if (data->wire4) {
- at91_set_A_periph(AT91_PIN_PA19, 1);
- at91_set_A_periph(AT91_PIN_PA20, 1);
- at91_set_A_periph(AT91_PIN_PA21, 1);
- }
-
- mmc1_data = *data;
- platform_device_register(&at91cap9_mmc1_device);
- }
-}
-#else
-void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * NAND / SmartMedia
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_MTD_NAND_ATMEL) || defined(CONFIG_MTD_NAND_ATMEL_MODULE)
-static struct atmel_nand_data nand_data;
-
-#define NAND_BASE AT91_CHIPSELECT_3
-
-static struct resource nand_resources[] = {
- [0] = {
- .start = NAND_BASE,
- .end = NAND_BASE + SZ_256M - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_BASE_ECC,
- .end = AT91CAP9_BASE_ECC + SZ_512 - 1,
- .flags = IORESOURCE_MEM,
- }
-};
-
-static struct platform_device at91cap9_nand_device = {
- .name = "atmel_nand",
- .id = -1,
- .dev = {
- .platform_data = &nand_data,
- },
- .resource = nand_resources,
- .num_resources = ARRAY_SIZE(nand_resources),
-};
-
-void __init at91_add_device_nand(struct atmel_nand_data *data)
-{
- unsigned long csa;
-
- if (!data)
- return;
-
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
-
- /* enable pin */
- if (gpio_is_valid(data->enable_pin))
- at91_set_gpio_output(data->enable_pin, 1);
-
- /* ready/busy pin */
- if (gpio_is_valid(data->rdy_pin))
- at91_set_gpio_input(data->rdy_pin, 1);
-
- /* card detect pin */
- if (gpio_is_valid(data->det_pin))
- at91_set_gpio_input(data->det_pin, 1);
-
- nand_data = *data;
- platform_device_register(&at91cap9_nand_device);
-}
-#else
-void __init at91_add_device_nand(struct atmel_nand_data *data) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * TWI (i2c)
- * -------------------------------------------------------------------- */
-
-/*
- * Prefer the GPIO code since the TWI controller isn't robust
- * (gets overruns and underruns under load) and can only issue
- * repeated STARTs in one scenario (the driver doesn't yet handle them).
- */
-#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
-
-static struct i2c_gpio_platform_data pdata = {
- .sda_pin = AT91_PIN_PB4,
- .sda_is_open_drain = 1,
- .scl_pin = AT91_PIN_PB5,
- .scl_is_open_drain = 1,
- .udelay = 2, /* ~100 kHz */
-};
-
-static struct platform_device at91cap9_twi_device = {
- .name = "i2c-gpio",
- .id = -1,
- .dev.platform_data = &pdata,
-};
-
-void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
-{
- at91_set_GPIO_periph(AT91_PIN_PB4, 1); /* TWD (SDA) */
- at91_set_multi_drive(AT91_PIN_PB4, 1);
-
- at91_set_GPIO_periph(AT91_PIN_PB5, 1); /* TWCK (SCL) */
- at91_set_multi_drive(AT91_PIN_PB5, 1);
-
- i2c_register_board_info(0, devices, nr_devices);
- platform_device_register(&at91cap9_twi_device);
-}
-
-#elif defined(CONFIG_I2C_AT91) || defined(CONFIG_I2C_AT91_MODULE)
-
-static struct resource twi_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_TWI,
- .end = AT91CAP9_BASE_TWI + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_TWI,
- .end = AT91CAP9_ID_TWI,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_twi_device = {
- .name = "at91_i2c",
- .id = -1,
- .resource = twi_resources,
- .num_resources = ARRAY_SIZE(twi_resources),
-};
-
-void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
-{
- /* pins used for TWI interface */
- at91_set_B_periph(AT91_PIN_PB4, 0); /* TWD */
- at91_set_multi_drive(AT91_PIN_PB4, 1);
-
- at91_set_B_periph(AT91_PIN_PB5, 0); /* TWCK */
- at91_set_multi_drive(AT91_PIN_PB5, 1);
-
- i2c_register_board_info(0, devices, nr_devices);
- platform_device_register(&at91cap9_twi_device);
-}
-#else
-void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices) {}
-#endif
-
-/* --------------------------------------------------------------------
- * SPI
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
-static u64 spi_dmamask = DMA_BIT_MASK(32);
-
-static struct resource spi0_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_SPI0,
- .end = AT91CAP9_BASE_SPI0 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_SPI0,
- .end = AT91CAP9_ID_SPI0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_spi0_device = {
- .name = "atmel_spi",
- .id = 0,
- .dev = {
- .dma_mask = &spi_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = spi0_resources,
- .num_resources = ARRAY_SIZE(spi0_resources),
-};
-
-static const unsigned spi0_standard_cs[4] = { AT91_PIN_PA5, AT91_PIN_PA3, AT91_PIN_PD0, AT91_PIN_PD1 };
-
-static struct resource spi1_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_SPI1,
- .end = AT91CAP9_BASE_SPI1 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_SPI1,
- .end = AT91CAP9_ID_SPI1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_spi1_device = {
- .name = "atmel_spi",
- .id = 1,
- .dev = {
- .dma_mask = &spi_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = spi1_resources,
- .num_resources = ARRAY_SIZE(spi1_resources),
-};
-
-static const unsigned spi1_standard_cs[4] = { AT91_PIN_PB15, AT91_PIN_PB16, AT91_PIN_PB17, AT91_PIN_PB18 };
-
-void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
-{
- int i;
- unsigned long cs_pin;
- short enable_spi0 = 0;
- short enable_spi1 = 0;
-
- /* Choose SPI chip-selects */
- for (i = 0; i < nr_devices; i++) {
- if (devices[i].controller_data)
- cs_pin = (unsigned long) devices[i].controller_data;
- else if (devices[i].bus_num == 0)
- cs_pin = spi0_standard_cs[devices[i].chip_select];
- else
- cs_pin = spi1_standard_cs[devices[i].chip_select];
-
- if (devices[i].bus_num == 0)
- enable_spi0 = 1;
- else
- enable_spi1 = 1;
-
- /* enable chip-select pin */
- at91_set_gpio_output(cs_pin, 1);
-
- /* pass chip-select pin to driver */
- devices[i].controller_data = (void *) cs_pin;
- }
-
- spi_register_board_info(devices, nr_devices);
-
- /* Configure SPI bus(es) */
- if (enable_spi0) {
- at91_set_B_periph(AT91_PIN_PA0, 0); /* SPI0_MISO */
- at91_set_B_periph(AT91_PIN_PA1, 0); /* SPI0_MOSI */
- at91_set_B_periph(AT91_PIN_PA2, 0); /* SPI0_SPCK */
-
- platform_device_register(&at91cap9_spi0_device);
- }
- if (enable_spi1) {
- at91_set_A_periph(AT91_PIN_PB12, 0); /* SPI1_MISO */
- at91_set_A_periph(AT91_PIN_PB13, 0); /* SPI1_MOSI */
- at91_set_A_periph(AT91_PIN_PB14, 0); /* SPI1_SPCK */
-
- platform_device_register(&at91cap9_spi1_device);
- }
-}
-#else
-void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * Timer/Counter block
- * -------------------------------------------------------------------- */
-
-#ifdef CONFIG_ATMEL_TCLIB
-
-static struct resource tcb_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_TCB0,
- .end = AT91CAP9_BASE_TCB0 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_TCB,
- .end = AT91CAP9_ID_TCB,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_tcb_device = {
- .name = "atmel_tcb",
- .id = 0,
- .resource = tcb_resources,
- .num_resources = ARRAY_SIZE(tcb_resources),
-};
-
-static void __init at91_add_device_tc(void)
-{
- platform_device_register(&at91cap9_tcb_device);
-}
-#else
-static void __init at91_add_device_tc(void) { }
-#endif
-
-
-/* --------------------------------------------------------------------
- * RTT
- * -------------------------------------------------------------------- */
-
-static struct resource rtt_resources[] = {
- {
- .start = AT91CAP9_BASE_RTT,
- .end = AT91CAP9_BASE_RTT + SZ_16 - 1,
- .flags = IORESOURCE_MEM,
- }
-};
-
-static struct platform_device at91cap9_rtt_device = {
- .name = "at91_rtt",
- .id = 0,
- .resource = rtt_resources,
- .num_resources = ARRAY_SIZE(rtt_resources),
-};
-
-static void __init at91_add_device_rtt(void)
-{
- platform_device_register(&at91cap9_rtt_device);
-}
-
-
-/* --------------------------------------------------------------------
- * Watchdog
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
-static struct resource wdt_resources[] = {
- {
- .start = AT91CAP9_BASE_WDT,
- .end = AT91CAP9_BASE_WDT + SZ_16 - 1,
- .flags = IORESOURCE_MEM,
- }
-};
-
-static struct platform_device at91cap9_wdt_device = {
- .name = "at91_wdt",
- .id = -1,
- .resource = wdt_resources,
- .num_resources = ARRAY_SIZE(wdt_resources),
-};
-
-static void __init at91_add_device_watchdog(void)
-{
- platform_device_register(&at91cap9_wdt_device);
-}
-#else
-static void __init at91_add_device_watchdog(void) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * PWM
- * --------------------------------------------------------------------*/
-
-#if defined(CONFIG_ATMEL_PWM)
-static u32 pwm_mask;
-
-static struct resource pwm_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_PWMC,
- .end = AT91CAP9_BASE_PWMC + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_PWMC,
- .end = AT91CAP9_ID_PWMC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_pwm0_device = {
- .name = "atmel_pwm",
- .id = -1,
- .dev = {
- .platform_data = &pwm_mask,
- },
- .resource = pwm_resources,
- .num_resources = ARRAY_SIZE(pwm_resources),
-};
-
-void __init at91_add_device_pwm(u32 mask)
-{
- if (mask & (1 << AT91_PWM0))
- at91_set_A_periph(AT91_PIN_PB19, 1); /* enable PWM0 */
-
- if (mask & (1 << AT91_PWM1))
- at91_set_B_periph(AT91_PIN_PB8, 1); /* enable PWM1 */
-
- if (mask & (1 << AT91_PWM2))
- at91_set_B_periph(AT91_PIN_PC29, 1); /* enable PWM2 */
-
- if (mask & (1 << AT91_PWM3))
- at91_set_B_periph(AT91_PIN_PA11, 1); /* enable PWM3 */
-
- pwm_mask = mask;
-
- platform_device_register(&at91cap9_pwm0_device);
-}
-#else
-void __init at91_add_device_pwm(u32 mask) {}
-#endif
-
-
-
-/* --------------------------------------------------------------------
- * AC97
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
-static u64 ac97_dmamask = DMA_BIT_MASK(32);
-static struct ac97c_platform_data ac97_data;
-
-static struct resource ac97_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_AC97C,
- .end = AT91CAP9_BASE_AC97C + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_AC97C,
- .end = AT91CAP9_ID_AC97C,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_ac97_device = {
- .name = "atmel_ac97c",
- .id = 1,
- .dev = {
- .dma_mask = &ac97_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &ac97_data,
- },
- .resource = ac97_resources,
- .num_resources = ARRAY_SIZE(ac97_resources),
-};
-
-void __init at91_add_device_ac97(struct ac97c_platform_data *data)
-{
- if (!data)
- return;
-
- at91_set_A_periph(AT91_PIN_PA6, 0); /* AC97FS */
- at91_set_A_periph(AT91_PIN_PA7, 0); /* AC97CK */
- at91_set_A_periph(AT91_PIN_PA8, 0); /* AC97TX */
- at91_set_A_periph(AT91_PIN_PA9, 0); /* AC97RX */
-
- /* reset */
- if (gpio_is_valid(data->reset_pin))
- at91_set_gpio_output(data->reset_pin, 0);
-
- ac97_data = *data;
- platform_device_register(&at91cap9_ac97_device);
-}
-#else
-void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * LCD Controller
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
-static u64 lcdc_dmamask = DMA_BIT_MASK(32);
-static struct atmel_lcdfb_info lcdc_data;
-
-static struct resource lcdc_resources[] = {
- [0] = {
- .start = AT91CAP9_LCDC_BASE,
- .end = AT91CAP9_LCDC_BASE + SZ_4K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_LCDC,
- .end = AT91CAP9_ID_LCDC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91_lcdc_device = {
- .name = "atmel_lcdfb",
- .id = 0,
- .dev = {
- .dma_mask = &lcdc_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &lcdc_data,
- },
- .resource = lcdc_resources,
- .num_resources = ARRAY_SIZE(lcdc_resources),
-};
-
-void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data)
-{
- if (!data)
- return;
-
- if (cpu_is_at91cap9_revB())
- irq_set_irq_type(AT91CAP9_ID_LCDC, IRQ_TYPE_LEVEL_HIGH);
-
- at91_set_A_periph(AT91_PIN_PC1, 0); /* LCDHSYNC */
- at91_set_A_periph(AT91_PIN_PC2, 0); /* LCDDOTCK */
- at91_set_A_periph(AT91_PIN_PC3, 0); /* LCDDEN */
- at91_set_B_periph(AT91_PIN_PB9, 0); /* LCDCC */
- at91_set_A_periph(AT91_PIN_PC6, 0); /* LCDD2 */
- at91_set_A_periph(AT91_PIN_PC7, 0); /* LCDD3 */
- at91_set_A_periph(AT91_PIN_PC8, 0); /* LCDD4 */
- at91_set_A_periph(AT91_PIN_PC9, 0); /* LCDD5 */
- at91_set_A_periph(AT91_PIN_PC10, 0); /* LCDD6 */
- at91_set_A_periph(AT91_PIN_PC11, 0); /* LCDD7 */
- at91_set_A_periph(AT91_PIN_PC14, 0); /* LCDD10 */
- at91_set_A_periph(AT91_PIN_PC15, 0); /* LCDD11 */
- at91_set_A_periph(AT91_PIN_PC16, 0); /* LCDD12 */
- at91_set_A_periph(AT91_PIN_PC17, 0); /* LCDD13 */
- at91_set_A_periph(AT91_PIN_PC18, 0); /* LCDD14 */
- at91_set_A_periph(AT91_PIN_PC19, 0); /* LCDD15 */
- at91_set_A_periph(AT91_PIN_PC22, 0); /* LCDD18 */
- at91_set_A_periph(AT91_PIN_PC23, 0); /* LCDD19 */
- at91_set_A_periph(AT91_PIN_PC24, 0); /* LCDD20 */
- at91_set_A_periph(AT91_PIN_PC25, 0); /* LCDD21 */
- at91_set_A_periph(AT91_PIN_PC26, 0); /* LCDD22 */
- at91_set_A_periph(AT91_PIN_PC27, 0); /* LCDD23 */
-
- lcdc_data = *data;
- platform_device_register(&at91_lcdc_device);
-}
-#else
-void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * SSC -- Synchronous Serial Controller
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_ATMEL_SSC) || defined(CONFIG_ATMEL_SSC_MODULE)
-static u64 ssc0_dmamask = DMA_BIT_MASK(32);
-
-static struct resource ssc0_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_SSC0,
- .end = AT91CAP9_BASE_SSC0 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_SSC0,
- .end = AT91CAP9_ID_SSC0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_ssc0_device = {
- .name = "ssc",
- .id = 0,
- .dev = {
- .dma_mask = &ssc0_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = ssc0_resources,
- .num_resources = ARRAY_SIZE(ssc0_resources),
-};
-
-static inline void configure_ssc0_pins(unsigned pins)
-{
- if (pins & ATMEL_SSC_TF)
- at91_set_A_periph(AT91_PIN_PB0, 1);
- if (pins & ATMEL_SSC_TK)
- at91_set_A_periph(AT91_PIN_PB1, 1);
- if (pins & ATMEL_SSC_TD)
- at91_set_A_periph(AT91_PIN_PB2, 1);
- if (pins & ATMEL_SSC_RD)
- at91_set_A_periph(AT91_PIN_PB3, 1);
- if (pins & ATMEL_SSC_RK)
- at91_set_A_periph(AT91_PIN_PB4, 1);
- if (pins & ATMEL_SSC_RF)
- at91_set_A_periph(AT91_PIN_PB5, 1);
-}
-
-static u64 ssc1_dmamask = DMA_BIT_MASK(32);
-
-static struct resource ssc1_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_SSC1,
- .end = AT91CAP9_BASE_SSC1 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_SSC1,
- .end = AT91CAP9_ID_SSC1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device at91cap9_ssc1_device = {
- .name = "ssc",
- .id = 1,
- .dev = {
- .dma_mask = &ssc1_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- },
- .resource = ssc1_resources,
- .num_resources = ARRAY_SIZE(ssc1_resources),
-};
-
-static inline void configure_ssc1_pins(unsigned pins)
-{
- if (pins & ATMEL_SSC_TF)
- at91_set_A_periph(AT91_PIN_PB6, 1);
- if (pins & ATMEL_SSC_TK)
- at91_set_A_periph(AT91_PIN_PB7, 1);
- if (pins & ATMEL_SSC_TD)
- at91_set_A_periph(AT91_PIN_PB8, 1);
- if (pins & ATMEL_SSC_RD)
- at91_set_A_periph(AT91_PIN_PB9, 1);
- if (pins & ATMEL_SSC_RK)
- at91_set_A_periph(AT91_PIN_PB10, 1);
- if (pins & ATMEL_SSC_RF)
- at91_set_A_periph(AT91_PIN_PB11, 1);
-}
-
-/*
- * SSC controllers are accessed through library code, instead of any
- * kind of all-singing/all-dancing driver. For example one could be
- * used by a particular I2S audio codec's driver, while another one
- * on the same system might be used by a custom data capture driver.
- */
-void __init at91_add_device_ssc(unsigned id, unsigned pins)
-{
- struct platform_device *pdev;
-
- /*
- * NOTE: caller is responsible for passing information matching
- * "pins" to whatever will be using each particular controller.
- */
- switch (id) {
- case AT91CAP9_ID_SSC0:
- pdev = &at91cap9_ssc0_device;
- configure_ssc0_pins(pins);
- break;
- case AT91CAP9_ID_SSC1:
- pdev = &at91cap9_ssc1_device;
- configure_ssc1_pins(pins);
- break;
- default:
- return;
- }
-
- platform_device_register(pdev);
-}
-
-#else
-void __init at91_add_device_ssc(unsigned id, unsigned pins) {}
-#endif
-
-
-/* --------------------------------------------------------------------
- * UART
- * -------------------------------------------------------------------- */
-
-#if defined(CONFIG_SERIAL_ATMEL)
-static struct resource dbgu_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_DBGU,
- .end = AT91CAP9_BASE_DBGU + SZ_512 - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91_ID_SYS,
- .end = AT91_ID_SYS,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct atmel_uart_data dbgu_data = {
- .use_dma_tx = 0,
- .use_dma_rx = 0, /* DBGU not capable of receive DMA */
-};
-
-static u64 dbgu_dmamask = DMA_BIT_MASK(32);
-
-static struct platform_device at91cap9_dbgu_device = {
- .name = "atmel_usart",
- .id = 0,
- .dev = {
- .dma_mask = &dbgu_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &dbgu_data,
- },
- .resource = dbgu_resources,
- .num_resources = ARRAY_SIZE(dbgu_resources),
-};
-
-static inline void configure_dbgu_pins(void)
-{
- at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */
- at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */
-}
-
-static struct resource uart0_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_US0,
- .end = AT91CAP9_BASE_US0 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_US0,
- .end = AT91CAP9_ID_US0,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct atmel_uart_data uart0_data = {
- .use_dma_tx = 1,
- .use_dma_rx = 1,
-};
-
-static u64 uart0_dmamask = DMA_BIT_MASK(32);
-
-static struct platform_device at91cap9_uart0_device = {
- .name = "atmel_usart",
- .id = 1,
- .dev = {
- .dma_mask = &uart0_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &uart0_data,
- },
- .resource = uart0_resources,
- .num_resources = ARRAY_SIZE(uart0_resources),
-};
-
-static inline void configure_usart0_pins(unsigned pins)
-{
- at91_set_A_periph(AT91_PIN_PA22, 1); /* TXD0 */
- at91_set_A_periph(AT91_PIN_PA23, 0); /* RXD0 */
-
- if (pins & ATMEL_UART_RTS)
- at91_set_A_periph(AT91_PIN_PA24, 0); /* RTS0 */
- if (pins & ATMEL_UART_CTS)
- at91_set_A_periph(AT91_PIN_PA25, 0); /* CTS0 */
-}
-
-static struct resource uart1_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_US1,
- .end = AT91CAP9_BASE_US1 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_US1,
- .end = AT91CAP9_ID_US1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct atmel_uart_data uart1_data = {
- .use_dma_tx = 1,
- .use_dma_rx = 1,
-};
-
-static u64 uart1_dmamask = DMA_BIT_MASK(32);
-
-static struct platform_device at91cap9_uart1_device = {
- .name = "atmel_usart",
- .id = 2,
- .dev = {
- .dma_mask = &uart1_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &uart1_data,
- },
- .resource = uart1_resources,
- .num_resources = ARRAY_SIZE(uart1_resources),
-};
-
-static inline void configure_usart1_pins(unsigned pins)
-{
- at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */
- at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */
-
- if (pins & ATMEL_UART_RTS)
- at91_set_B_periph(AT91_PIN_PD7, 0); /* RTS1 */
- if (pins & ATMEL_UART_CTS)
- at91_set_B_periph(AT91_PIN_PD8, 0); /* CTS1 */
-}
-
-static struct resource uart2_resources[] = {
- [0] = {
- .start = AT91CAP9_BASE_US2,
- .end = AT91CAP9_BASE_US2 + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- [1] = {
- .start = AT91CAP9_ID_US2,
- .end = AT91CAP9_ID_US2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct atmel_uart_data uart2_data = {
- .use_dma_tx = 1,
- .use_dma_rx = 1,
-};
-
-static u64 uart2_dmamask = DMA_BIT_MASK(32);
-
-static struct platform_device at91cap9_uart2_device = {
- .name = "atmel_usart",
- .id = 3,
- .dev = {
- .dma_mask = &uart2_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &uart2_data,
- },
- .resource = uart2_resources,
- .num_resources = ARRAY_SIZE(uart2_resources),
-};
-
-static inline void configure_usart2_pins(unsigned pins)
-{
- at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */
- at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */
-
- if (pins & ATMEL_UART_RTS)
- at91_set_B_periph(AT91_PIN_PD5, 0); /* RTS2 */
- if (pins & ATMEL_UART_CTS)
- at91_set_B_periph(AT91_PIN_PD6, 0); /* CTS2 */
-}
-
-static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
-
-void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
-{
- struct platform_device *pdev;
- struct atmel_uart_data *pdata;
-
- switch (id) {
- case 0: /* DBGU */
- pdev = &at91cap9_dbgu_device;
- configure_dbgu_pins();
- break;
- case AT91CAP9_ID_US0:
- pdev = &at91cap9_uart0_device;
- configure_usart0_pins(pins);
- break;
- case AT91CAP9_ID_US1:
- pdev = &at91cap9_uart1_device;
- configure_usart1_pins(pins);
- break;
- case AT91CAP9_ID_US2:
- pdev = &at91cap9_uart2_device;
- configure_usart2_pins(pins);
- break;
- default:
- return;
- }
- pdata = pdev->dev.platform_data;
- pdata->num = portnr; /* update to mapped ID */
-
- if (portnr < ATMEL_MAX_UART)
- at91_uarts[portnr] = pdev;
-}
-
-void __init at91_set_serial_console(unsigned portnr)
-{
- if (portnr < ATMEL_MAX_UART) {
- atmel_default_console_device = at91_uarts[portnr];
- at91cap9_set_console_clock(at91_uarts[portnr]->id);
- }
-}
-
-void __init at91_add_device_serial(void)
-{
- int i;
-
- for (i = 0; i < ATMEL_MAX_UART; i++) {
- if (at91_uarts[i])
- platform_device_register(at91_uarts[i]);
- }
-
- if (!atmel_default_console_device)
- printk(KERN_INFO "AT91: No default serial console defined.\n");
-}
-#else
-void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins) {}
-void __init at91_set_serial_console(unsigned portnr) {}
-void __init at91_add_device_serial(void) {}
-#endif
-
-
-/* -------------------------------------------------------------------- */
-/*
- * These devices are always present and don't need any board-specific
- * setup.
- */
-static int __init at91_add_standard_devices(void)
-{
- at91_add_device_rtt();
- at91_add_device_watchdog();
- at91_add_device_tc();
- return 0;
-}
-
-arch_initcall(at91_add_standard_devices);
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index 413c027ab85d..364c19357e60 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -290,13 +290,22 @@ static struct at91_gpio_bank at91rm9200_gpio[] __initdata = {
}
};
+static void at91rm9200_idle(void)
+{
+ /*
+ * Disable the processor clock. The processor will be automatically
+ * re-enabled by an interrupt or by a reset.
+ */
+ at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+}
+
static void at91rm9200_restart(char mode, const char *cmd)
{
/*
* Perform a hardware reset with the use of the Watchdog timer.
*/
- at91_sys_write(AT91_ST_WDMR, AT91_ST_RSTEN | AT91_ST_EXTEN | 1);
- at91_sys_write(AT91_ST_CR, AT91_ST_WDRST);
+ at91_st_write(AT91_ST_WDMR, AT91_ST_RSTEN | AT91_ST_EXTEN | 1);
+ at91_st_write(AT91_ST_CR, AT91_ST_WDRST);
}
/* --------------------------------------------------------------------
@@ -311,10 +320,13 @@ static void __init at91rm9200_map_io(void)
static void __init at91rm9200_ioremap_registers(void)
{
+ at91rm9200_ioremap_st(AT91RM9200_BASE_ST);
+ at91_ioremap_ramc(0, AT91RM9200_BASE_MC, 256);
}
static void __init at91rm9200_initialize(void)
{
+ arm_pm_idle = at91rm9200_idle;
arm_pm_restart = at91rm9200_restart;
at91_extern_irq = (1 << AT91RM9200_ID_IRQ0) | (1 << AT91RM9200_ID_IRQ1)
| (1 << AT91RM9200_ID_IRQ2) | (1 << AT91RM9200_ID_IRQ3)
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index 97676bdae998..99ce5c955e39 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -21,6 +21,7 @@
#include <mach/board.h>
#include <mach/at91rm9200.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include "generic.h"
@@ -241,15 +242,15 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
data->chipselect = 4; /* can only use EBI ChipSelect 4 */
/* CF takes over CS4, CS5, CS6 */
- csa = at91_sys_read(AT91_EBI_CSA);
- at91_sys_write(AT91_EBI_CSA, csa | AT91_EBI_CS4A_SMC_COMPACTFLASH);
+ csa = at91_ramc_read(0, AT91_EBI_CSA);
+ at91_ramc_write(0, AT91_EBI_CSA, csa | AT91_EBI_CS4A_SMC_COMPACTFLASH);
/*
* Static memory controller timing adjustments.
* REVISIT: these timings are in terms of MCK cycles, so
* when MCK changes (cpufreq etc) so must these values...
*/
- at91_sys_write(AT91_SMC_CSR(4),
+ at91_ramc_write(0, AT91_SMC_CSR(4),
AT91_SMC_ACSS_STD
| AT91_SMC_DBW_16
| AT91_SMC_BAT
@@ -407,11 +408,11 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
return;
/* enable the address range of CS3 */
- csa = at91_sys_read(AT91_EBI_CSA);
- at91_sys_write(AT91_EBI_CSA, csa | AT91_EBI_CS3A_SMC_SMARTMEDIA);
+ csa = at91_ramc_read(0, AT91_EBI_CSA);
+ at91_ramc_write(0, AT91_EBI_CSA, csa | AT91_EBI_CS3A_SMC_SMARTMEDIA);
/* set the bus interface characteristics */
- at91_sys_write(AT91_SMC_CSR(3), AT91_SMC_ACSS_STD | AT91_SMC_DBW_8 | AT91_SMC_WSEN
+ at91_ramc_write(0, AT91_SMC_CSR(3), AT91_SMC_ACSS_STD | AT91_SMC_DBW_8 | AT91_SMC_WSEN
| AT91_SMC_NWS_(5)
| AT91_SMC_TDF_(1)
| AT91_SMC_RWSETUP_(0) /* tDS Data Set up Time 30 - ns */
@@ -1114,7 +1115,6 @@ static inline void configure_usart3_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c
index a028cdf8f974..dd7f782b0b91 100644
--- a/arch/arm/mach-at91/at91rm9200_time.c
+++ b/arch/arm/mach-at91/at91rm9200_time.c
@@ -43,9 +43,9 @@ static inline unsigned long read_CRTR(void)
{
unsigned long x1, x2;
- x1 = at91_sys_read(AT91_ST_CRTR);
+ x1 = at91_st_read(AT91_ST_CRTR);
do {
- x2 = at91_sys_read(AT91_ST_CRTR);
+ x2 = at91_st_read(AT91_ST_CRTR);
if (x1 == x2)
break;
x1 = x2;
@@ -58,7 +58,7 @@ static inline unsigned long read_CRTR(void)
*/
static irqreturn_t at91rm9200_timer_interrupt(int irq, void *dev_id)
{
- u32 sr = at91_sys_read(AT91_ST_SR) & irqmask;
+ u32 sr = at91_st_read(AT91_ST_SR) & irqmask;
/*
* irqs should be disabled here, but as the irq is shared they are only
@@ -110,22 +110,22 @@ static void
clkevt32k_mode(enum clock_event_mode mode, struct clock_event_device *dev)
{
/* Disable and flush pending timer interrupts */
- at91_sys_write(AT91_ST_IDR, AT91_ST_PITS | AT91_ST_ALMS);
- (void) at91_sys_read(AT91_ST_SR);
+ at91_st_write(AT91_ST_IDR, AT91_ST_PITS | AT91_ST_ALMS);
+ at91_st_read(AT91_ST_SR);
last_crtr = read_CRTR();
switch (mode) {
case CLOCK_EVT_MODE_PERIODIC:
/* PIT for periodic irqs; fixed rate of 1/HZ */
irqmask = AT91_ST_PITS;
- at91_sys_write(AT91_ST_PIMR, RM9200_TIMER_LATCH);
+ at91_st_write(AT91_ST_PIMR, RM9200_TIMER_LATCH);
break;
case CLOCK_EVT_MODE_ONESHOT:
/* ALM for oneshot irqs, set by next_event()
* before 32 seconds have passed
*/
irqmask = AT91_ST_ALMS;
- at91_sys_write(AT91_ST_RTAR, last_crtr);
+ at91_st_write(AT91_ST_RTAR, last_crtr);
break;
case CLOCK_EVT_MODE_SHUTDOWN:
case CLOCK_EVT_MODE_UNUSED:
@@ -133,7 +133,7 @@ clkevt32k_mode(enum clock_event_mode mode, struct clock_event_device *dev)
irqmask = 0;
break;
}
- at91_sys_write(AT91_ST_IER, irqmask);
+ at91_st_write(AT91_ST_IER, irqmask);
}
static int
@@ -156,12 +156,12 @@ clkevt32k_next_event(unsigned long delta, struct clock_event_device *dev)
alm = read_CRTR();
/* Cancel any pending alarm; flush any pending IRQ */
- at91_sys_write(AT91_ST_RTAR, alm);
- (void) at91_sys_read(AT91_ST_SR);
+ at91_st_write(AT91_ST_RTAR, alm);
+ at91_st_read(AT91_ST_SR);
/* Schedule alarm by writing RTAR. */
alm += delta;
- at91_sys_write(AT91_ST_RTAR, alm);
+ at91_st_write(AT91_ST_RTAR, alm);
return status;
}
@@ -175,15 +175,24 @@ static struct clock_event_device clkevt = {
.set_mode = clkevt32k_mode,
};
+void __iomem *at91_st_base;
+
+void __init at91rm9200_ioremap_st(u32 addr)
+{
+ at91_st_base = ioremap(addr, 256);
+ if (!at91_st_base)
+ panic("Impossible to ioremap ST\n");
+}
+
/*
* ST (system timer) module supports both clockevents and clocksource.
*/
void __init at91rm9200_timer_init(void)
{
/* Disable all timer interrupts, and clear any pending ones */
- at91_sys_write(AT91_ST_IDR,
+ at91_st_write(AT91_ST_IDR,
AT91_ST_PITS | AT91_ST_WDOVF | AT91_ST_RTTINC | AT91_ST_ALMS);
- (void) at91_sys_read(AT91_ST_SR);
+ at91_st_read(AT91_ST_SR);
/* Make IRQs happen for the system timer */
setup_irq(AT91_ID_SYS, &at91rm9200_timer_irq);
@@ -192,7 +201,7 @@ void __init at91rm9200_timer_init(void)
* directly for the clocksource and all clockevents, after adjusting
* its prescaler from the 1 Hz default.
*/
- at91_sys_write(AT91_ST_RTMR, 1);
+ at91_st_write(AT91_ST_RTMR, 1);
/* Setup timer clockevent, with minimum of two ticks (important!!) */
clkevt.mult = div_sc(AT91_SLOW_CLOCK, NSEC_PER_SEC, clkevt.shift);
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index 79f571842c23..46f774233298 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -12,6 +12,7 @@
#include <linux/module.h>
+#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -209,6 +210,14 @@ static struct clk_lookup periph_clocks_lookups[] = {
CLKDEV_CON_DEV_ID("usart", "fffd0000.serial", &usart3_clk),
CLKDEV_CON_DEV_ID("usart", "fffd4000.serial", &usart4_clk),
CLKDEV_CON_DEV_ID("usart", "fffd8000.serial", &usart5_clk),
+ /* more tc lookup table for DT entries */
+ CLKDEV_CON_DEV_ID("t0_clk", "fffa0000.timer", &tc0_clk),
+ CLKDEV_CON_DEV_ID("t1_clk", "fffa0000.timer", &tc1_clk),
+ CLKDEV_CON_DEV_ID("t2_clk", "fffa0000.timer", &tc2_clk),
+ CLKDEV_CON_DEV_ID("t0_clk", "fffdc000.timer", &tc3_clk),
+ CLKDEV_CON_DEV_ID("t1_clk", "fffdc000.timer", &tc4_clk),
+ CLKDEV_CON_DEV_ID("t2_clk", "fffdc000.timer", &tc5_clk),
+ CLKDEV_CON_DEV_ID("hclk", "500000.ohci", &ohci_clk),
/* fake hclk clock */
CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
CLKDEV_CON_ID("pioA", &pioA_clk),
@@ -310,27 +319,27 @@ static void __init at91sam9xe_map_io(void)
static void __init at91sam9260_map_io(void)
{
- if (cpu_is_at91sam9xe()) {
+ if (cpu_is_at91sam9xe())
at91sam9xe_map_io();
- } else if (cpu_is_at91sam9g20()) {
- at91_init_sram(0, AT91SAM9G20_SRAM0_BASE, AT91SAM9G20_SRAM0_SIZE);
- at91_init_sram(1, AT91SAM9G20_SRAM1_BASE, AT91SAM9G20_SRAM1_SIZE);
- } else {
- at91_init_sram(0, AT91SAM9260_SRAM0_BASE, AT91SAM9260_SRAM0_SIZE);
- at91_init_sram(1, AT91SAM9260_SRAM1_BASE, AT91SAM9260_SRAM1_SIZE);
- }
+ else if (cpu_is_at91sam9g20())
+ at91_init_sram(0, AT91SAM9G20_SRAM_BASE, AT91SAM9G20_SRAM_SIZE);
+ else
+ at91_init_sram(0, AT91SAM9260_SRAM_BASE, AT91SAM9260_SRAM_SIZE);
}
static void __init at91sam9260_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9260_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9260_BASE_RSTC);
+ at91_ioremap_ramc(0, AT91SAM9260_BASE_SDRAMC, 512);
at91sam926x_ioremap_pit(AT91SAM9260_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9260_BASE_SMC);
+ at91_ioremap_matrix(AT91SAM9260_BASE_MATRIX);
}
static void __init at91sam9260_initialize(void)
{
+ arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1)
| (1 << AT91SAM9260_ID_IRQ2);
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index 5a24f0b4554d..7e5651ee9f85 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -21,6 +21,7 @@
#include <mach/cpu.h>
#include <mach/at91sam9260.h>
#include <mach/at91sam9260_matrix.h>
+#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include "generic.h"
@@ -422,8 +423,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
@@ -641,7 +642,7 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
static struct resource tcb0_resources[] = {
[0] = {
.start = AT91SAM9260_BASE_TCB0,
- .end = AT91SAM9260_BASE_TCB0 + SZ_16K - 1,
+ .end = AT91SAM9260_BASE_TCB0 + SZ_256 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -671,7 +672,7 @@ static struct platform_device at91sam9260_tcb0_device = {
static struct resource tcb1_resources[] = {
[0] = {
.start = AT91SAM9260_BASE_TCB1,
- .end = AT91SAM9260_BASE_TCB1 + SZ_16K - 1,
+ .end = AT91SAM9260_BASE_TCB1 + SZ_256 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -698,8 +699,25 @@ static struct platform_device at91sam9260_tcb1_device = {
.num_resources = ARRAY_SIZE(tcb1_resources),
};
+#if defined(CONFIG_OF)
+static struct of_device_id tcb_ids[] = {
+ { .compatible = "atmel,at91rm9200-tcb" },
+ { /*sentinel*/ }
+};
+#endif
+
static void __init at91_add_device_tc(void)
{
+#if defined(CONFIG_OF)
+ struct device_node *np;
+
+ np = of_find_matching_node(NULL, tcb_ids);
+ if (np) {
+ of_node_put(np);
+ return;
+ }
+#endif
+
platform_device_register(&at91sam9260_tcb0_device);
platform_device_register(&at91sam9260_tcb1_device);
}
@@ -717,18 +735,42 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9260_BASE_RTT,
.end = AT91SAM9260_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
- }
+ }, {
+ .flags = IORESOURCE_MEM,
+ },
};
static struct platform_device at91sam9260_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
- .num_resources = ARRAY_SIZE(rtt_resources),
};
+
+#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
+static void __init at91_add_device_rtt_rtc(void)
+{
+ at91sam9260_rtt_device.name = "rtc-at91sam9";
+ /*
+ * The second resource is needed:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9260_rtt_device.num_resources = 2;
+ rtt_resources[1].start = AT91SAM9260_BASE_GPBR +
+ 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
+ rtt_resources[1].end = rtt_resources[1].start + 3;
+}
+#else
+static void __init at91_add_device_rtt_rtc(void)
+{
+ /* Only one resource is needed: RTT not used as RTC */
+ at91sam9260_rtt_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9260_rtt_device);
}
@@ -1139,7 +1181,6 @@ static inline void configure_usart5_pins(void)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
@@ -1264,7 +1305,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
switch (data->chipselect) {
case 4:
@@ -1287,7 +1328,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
return;
}
- at91_sys_write(AT91_MATRIX_EBICSA, csa);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa);
if (gpio_is_valid(data->rst_pin)) {
at91_set_multi_drive(data->rst_pin, 0);
diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c
index 62818b956aea..7de81e6222f1 100644
--- a/arch/arm/mach-at91/at91sam9261.c
+++ b/arch/arm/mach-at91/at91sam9261.c
@@ -12,6 +12,7 @@
#include <linux/module.h>
+#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -283,12 +284,15 @@ static void __init at91sam9261_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9261_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9261_BASE_RSTC);
+ at91_ioremap_ramc(0, AT91SAM9261_BASE_SDRAMC, 512);
at91sam926x_ioremap_pit(AT91SAM9261_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9261_BASE_SMC);
+ at91_ioremap_matrix(AT91SAM9261_BASE_MATRIX);
}
static void __init at91sam9261_initialize(void)
{
+ arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1)
| (1 << AT91SAM9261_ID_IRQ2);
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 1e28bed8f425..096da87dc00d 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -24,6 +24,7 @@
#include <mach/board.h>
#include <mach/at91sam9261.h>
#include <mach/at91sam9261_matrix.h>
+#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include "generic.h"
@@ -236,8 +237,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
@@ -603,6 +604,8 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9261_BASE_RTT,
.end = AT91SAM9261_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_MEM,
}
};
@@ -610,11 +613,32 @@ static struct platform_device at91sam9261_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
- .num_resources = ARRAY_SIZE(rtt_resources),
};
+#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
+static void __init at91_add_device_rtt_rtc(void)
+{
+ at91sam9261_rtt_device.name = "rtc-at91sam9";
+ /*
+ * The second resource is needed:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9261_rtt_device.num_resources = 2;
+ rtt_resources[1].start = AT91SAM9261_BASE_GPBR +
+ 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
+ rtt_resources[1].end = rtt_resources[1].start + 3;
+}
+#else
+static void __init at91_add_device_rtt_rtc(void)
+{
+ /* Only one resource is needed: RTT not used as RTC */
+ at91sam9261_rtt_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9261_rtt_device);
}
@@ -991,7 +1015,6 @@ static inline void configure_usart2_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c
index 722ee08e5104..ef301be66575 100644
--- a/arch/arm/mach-at91/at91sam9263.c
+++ b/arch/arm/mach-at91/at91sam9263.c
@@ -12,6 +12,7 @@
#include <linux/module.h>
+#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -303,13 +304,17 @@ static void __init at91sam9263_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9263_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9263_BASE_RSTC);
+ at91_ioremap_ramc(0, AT91SAM9263_BASE_SDRAMC0, 512);
+ at91_ioremap_ramc(1, AT91SAM9263_BASE_SDRAMC1, 512);
at91sam926x_ioremap_pit(AT91SAM9263_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9263_BASE_SMC0);
at91sam9_ioremap_smc(1, AT91SAM9263_BASE_SMC1);
+ at91_ioremap_matrix(AT91SAM9263_BASE_MATRIX);
}
static void __init at91sam9263_initialize(void)
{
+ arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1);
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index 366a7765635b..53688c46f956 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -23,6 +23,7 @@
#include <mach/board.h>
#include <mach/at91sam9263.h>
#include <mach/at91sam9263_matrix.h>
+#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include "generic.h"
@@ -409,7 +410,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
* we assume SMC timings are configured by board code,
* except True IDE where timings are controlled by driver
*/
- ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
+ ebi0_csa = at91_matrix_read(AT91_MATRIX_EBI0CSA);
switch (data->chipselect) {
case 4:
at91_set_A_periph(AT91_PIN_PD6, 0); /* EBI0_NCS4/CFCS0 */
@@ -428,7 +429,7 @@ void __init at91_add_device_cf(struct at91_cf_data *data)
data->chipselect);
return;
}
- at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
+ at91_matrix_write(AT91_MATRIX_EBI0CSA, ebi0_csa);
if (gpio_is_valid(data->det_pin)) {
at91_set_gpio_input(data->det_pin, 1);
@@ -496,8 +497,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBI0CSA);
- at91_sys_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
+ csa = at91_matrix_read(AT91_MATRIX_EBI0CSA);
+ at91_matrix_write(AT91_MATRIX_EBI0CSA, csa | AT91_MATRIX_EBI0_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
@@ -891,7 +892,8 @@ static struct platform_device at91sam9263_isi_device = {
.num_resources = ARRAY_SIZE(isi_resources),
};
-void __init at91_add_device_isi(void)
+void __init at91_add_device_isi(struct isi_platform_data *data,
+ bool use_pck_as_mck)
{
at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */
at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */
@@ -904,14 +906,20 @@ void __init at91_add_device_isi(void)
at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */
at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */
at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */
- at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */
at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */
at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */
at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */
+
+ if (use_pck_as_mck) {
+ at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
+
+ /* TODO: register the PCK for ISI_MCK and set its parent */
+ }
}
#else
-void __init at91_add_device_isi(void) {}
+void __init at91_add_device_isi(struct isi_platform_data *data,
+ bool use_pck_as_mck) {}
#endif
@@ -959,6 +967,8 @@ static struct resource rtt0_resources[] = {
.start = AT91SAM9263_BASE_RTT0,
.end = AT91SAM9263_BASE_RTT0 + SZ_16 - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_MEM,
}
};
@@ -966,7 +976,6 @@ static struct platform_device at91sam9263_rtt0_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt0_resources,
- .num_resources = ARRAY_SIZE(rtt0_resources),
};
static struct resource rtt1_resources[] = {
@@ -974,6 +983,8 @@ static struct resource rtt1_resources[] = {
.start = AT91SAM9263_BASE_RTT1,
.end = AT91SAM9263_BASE_RTT1 + SZ_16 - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_MEM,
}
};
@@ -981,11 +992,53 @@ static struct platform_device at91sam9263_rtt1_device = {
.name = "at91_rtt",
.id = 1,
.resource = rtt1_resources,
- .num_resources = ARRAY_SIZE(rtt1_resources),
};
+#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
+static void __init at91_add_device_rtt_rtc(void)
+{
+ struct platform_device *pdev;
+ struct resource *r;
+
+ switch (CONFIG_RTC_DRV_AT91SAM9_RTT) {
+ case 0:
+ /*
+ * The second resource is needed only for the chosen RTT:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9263_rtt0_device.num_resources = 2;
+ at91sam9263_rtt1_device.num_resources = 1;
+ pdev = &at91sam9263_rtt0_device;
+ r = rtt0_resources;
+ break;
+ case 1:
+ at91sam9263_rtt0_device.num_resources = 1;
+ at91sam9263_rtt1_device.num_resources = 2;
+ pdev = &at91sam9263_rtt1_device;
+ r = rtt1_resources;
+ break;
+ default:
+ pr_err("at91sam9263: only supports 2 RTT (%d)\n",
+ CONFIG_RTC_DRV_AT91SAM9_RTT);
+ return;
+ }
+
+ pdev->name = "rtc-at91sam9";
+ r[1].start = AT91SAM9263_BASE_GPBR + 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
+ r[1].end = r[1].start + 3;
+}
+#else
+static void __init at91_add_device_rtt_rtc(void)
+{
+ /* Only one resource is needed: RTT not used as RTC */
+ at91sam9263_rtt0_device.num_resources = 1;
+ at91sam9263_rtt1_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9263_rtt0_device);
platform_device_register(&at91sam9263_rtt1_device);
}
@@ -1371,7 +1424,6 @@ static inline void configure_usart2_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
diff --git a/arch/arm/mach-at91/at91sam926x_time.c b/arch/arm/mach-at91/at91sam926x_time.c
index d89ead740a99..a94758b42737 100644
--- a/arch/arm/mach-at91/at91sam926x_time.c
+++ b/arch/arm/mach-at91/at91sam926x_time.c
@@ -14,6 +14,9 @@
#include <linux/kernel.h>
#include <linux/clk.h>
#include <linux/clockchips.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
#include <asm/mach/time.h>
@@ -133,7 +136,8 @@ static irqreturn_t at91sam926x_pit_interrupt(int irq, void *dev_id)
static struct irqaction at91sam926x_pit_irq = {
.name = "at91_tick",
.flags = IRQF_SHARED | IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
- .handler = at91sam926x_pit_interrupt
+ .handler = at91sam926x_pit_interrupt,
+ .irq = AT91_ID_SYS,
};
static void at91sam926x_pit_reset(void)
@@ -149,6 +153,51 @@ static void at91sam926x_pit_reset(void)
pit_write(AT91_PIT_MR, (pit_cycle - 1) | AT91_PIT_PITEN);
}
+#ifdef CONFIG_OF
+static struct of_device_id pit_timer_ids[] = {
+ { .compatible = "atmel,at91sam9260-pit" },
+ { /* sentinel */ }
+};
+
+static int __init of_at91sam926x_pit_init(void)
+{
+ struct device_node *np;
+ int ret;
+
+ np = of_find_matching_node(NULL, pit_timer_ids);
+ if (!np)
+ goto err;
+
+ pit_base_addr = of_iomap(np, 0);
+ if (!pit_base_addr)
+ goto node_err;
+
+ /* Get the interrupts property */
+ ret = irq_of_parse_and_map(np, 0);
+ if (!ret) {
+ pr_crit("AT91: PIT: Unable to get IRQ from DT\n");
+ goto ioremap_err;
+ }
+ at91sam926x_pit_irq.irq = ret;
+
+ of_node_put(np);
+
+ return 0;
+
+ioremap_err:
+ iounmap(pit_base_addr);
+node_err:
+ of_node_put(np);
+err:
+ return -EINVAL;
+}
+#else
+static int __init of_at91sam926x_pit_init(void)
+{
+ return -EINVAL;
+}
+#endif
+
/*
* Set up both clocksource and clockevent support.
*/
@@ -156,6 +205,10 @@ static void __init at91sam926x_pit_init(void)
{
unsigned long pit_rate;
unsigned bits;
+ int ret;
+
+ /* For device tree enabled device: initialize here */
+ of_at91sam926x_pit_init();
/*
* Use our actual MCK to figure out how many MCK/16 ticks per
@@ -177,7 +230,9 @@ static void __init at91sam926x_pit_init(void)
clocksource_register_hz(&pit_clk, pit_rate);
/* Set up irq handler */
- setup_irq(AT91_ID_SYS, &at91sam926x_pit_irq);
+ ret = setup_irq(at91sam926x_pit_irq.irq, &at91sam926x_pit_irq);
+ if (ret)
+ pr_crit("AT91: PIT: Unable to setup IRQ\n");
/* Set up and register clockevents */
pit_clkevt.mult = div_sc(pit_rate, NSEC_PER_SEC, pit_clkevt.shift);
@@ -193,6 +248,15 @@ static void at91sam926x_pit_suspend(void)
void __init at91sam926x_ioremap_pit(u32 addr)
{
+#if defined(CONFIG_OF)
+ struct device_node *np =
+ of_find_matching_node(NULL, pit_timer_ids);
+
+ if (np) {
+ of_node_put(np);
+ return;
+ }
+#endif
pit_base_addr = ioremap(addr, 16);
if (!pit_base_addr)
diff --git a/arch/arm/mach-at91/at91sam9_alt_reset.S b/arch/arm/mach-at91/at91sam9_alt_reset.S
index 518e42377171..7af2e108b8a0 100644
--- a/arch/arm/mach-at91/at91sam9_alt_reset.S
+++ b/arch/arm/mach-at91/at91sam9_alt_reset.S
@@ -15,16 +15,17 @@
#include <linux/linkage.h>
#include <mach/hardware.h>
-#include <mach/at91sam9_sdramc.h>
+#include <mach/at91_ramc.h>
#include <mach/at91_rstc.h>
.arm
.globl at91sam9_alt_restart
-at91sam9_alt_restart: ldr r0, .at91_va_base_sdramc @ preload constants
- ldr r1, =at91_rstc_base
- ldr r1, [r1]
+at91sam9_alt_restart: ldr r0, =at91_ramc_base @ preload constants
+ ldr r0, [r0]
+ ldr r4, =at91_rstc_base
+ ldr r1, [r4]
mov r2, #1
mov r3, #AT91_SDRAMC_LPCB_POWER_DOWN
@@ -37,6 +38,3 @@ at91sam9_alt_restart: ldr r0, .at91_va_base_sdramc @ preload constants
str r4, [r1, #AT91_RSTC_CR] @ reset processor
b .
-
-.at91_va_base_sdramc:
- .word AT91_VA_BASE_SYS + AT91_SDRAMC0
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 47e8fdbed9c4..d222f8333dab 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -230,6 +230,11 @@ static struct clk_lookup periph_clocks_lookups[] = {
CLKDEV_CON_DEV_ID("usart", "fff90000.serial", &usart1_clk),
CLKDEV_CON_DEV_ID("usart", "fff94000.serial", &usart2_clk),
CLKDEV_CON_DEV_ID("usart", "fff98000.serial", &usart3_clk),
+ /* more tc lookup table for DT entries */
+ CLKDEV_CON_DEV_ID("t0_clk", "fff7c000.timer", &tcb0_clk),
+ CLKDEV_CON_DEV_ID("t0_clk", "fffd4000.timer", &tcb0_clk),
+ CLKDEV_CON_DEV_ID("hclk", "700000.ohci", &uhphs_clk),
+ CLKDEV_CON_DEV_ID("ehci_clk", "800000.ehci", &uhphs_clk),
/* fake hclk clock */
CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &uhphs_clk),
CLKDEV_CON_ID("pioA", &pioA_clk),
@@ -332,12 +337,16 @@ static void __init at91sam9g45_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9G45_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9G45_BASE_RSTC);
+ at91_ioremap_ramc(0, AT91SAM9G45_BASE_DDRSDRC1, 512);
+ at91_ioremap_ramc(1, AT91SAM9G45_BASE_DDRSDRC0, 512);
at91sam926x_ioremap_pit(AT91SAM9G45_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9G45_BASE_SMC);
+ at91_ioremap_matrix(AT91SAM9G45_BASE_MATRIX);
}
static void __init at91sam9g45_initialize(void)
{
+ arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9g45_restart;
at91_extern_irq = (1 << AT91SAM9G45_ID_IRQ0);
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index 96e2adcd5a84..4320b2096789 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -14,6 +14,7 @@
#include <linux/dma-mapping.h>
#include <linux/gpio.h>
+#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/i2c-gpio.h>
#include <linux/atmel-mci.h>
@@ -24,11 +25,15 @@
#include <mach/board.h>
#include <mach/at91sam9g45.h>
#include <mach/at91sam9g45_matrix.h>
+#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include <mach/at_hdmac.h>
#include <mach/atmel-mci.h>
+#include <media/atmel-isi.h>
+
#include "generic.h"
+#include "clock.h"
/* --------------------------------------------------------------------
@@ -553,8 +558,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
@@ -870,6 +875,96 @@ void __init at91_add_device_ac97(struct ac97c_platform_data *data)
void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
#endif
+/* --------------------------------------------------------------------
+ * Image Sensor Interface
+ * -------------------------------------------------------------------- */
+#if defined(CONFIG_VIDEO_ATMEL_ISI) || defined(CONFIG_VIDEO_ATMEL_ISI_MODULE)
+static u64 isi_dmamask = DMA_BIT_MASK(32);
+static struct isi_platform_data isi_data;
+
+struct resource isi_resources[] = {
+ [0] = {
+ .start = AT91SAM9G45_BASE_ISI,
+ .end = AT91SAM9G45_BASE_ISI + SZ_16K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = AT91SAM9G45_ID_ISI,
+ .end = AT91SAM9G45_ID_ISI,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device at91sam9g45_isi_device = {
+ .name = "atmel_isi",
+ .id = 0,
+ .dev = {
+ .dma_mask = &isi_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &isi_data,
+ },
+ .resource = isi_resources,
+ .num_resources = ARRAY_SIZE(isi_resources),
+};
+
+static struct clk_lookup isi_mck_lookups[] = {
+ CLKDEV_CON_DEV_ID("isi_mck", "atmel_isi.0", NULL),
+};
+
+void __init at91_add_device_isi(struct isi_platform_data *data,
+ bool use_pck_as_mck)
+{
+ struct clk *pck;
+ struct clk *parent;
+
+ if (!data)
+ return;
+ isi_data = *data;
+
+ at91_set_A_periph(AT91_PIN_PB20, 0); /* ISI_D0 */
+ at91_set_A_periph(AT91_PIN_PB21, 0); /* ISI_D1 */
+ at91_set_A_periph(AT91_PIN_PB22, 0); /* ISI_D2 */
+ at91_set_A_periph(AT91_PIN_PB23, 0); /* ISI_D3 */
+ at91_set_A_periph(AT91_PIN_PB24, 0); /* ISI_D4 */
+ at91_set_A_periph(AT91_PIN_PB25, 0); /* ISI_D5 */
+ at91_set_A_periph(AT91_PIN_PB26, 0); /* ISI_D6 */
+ at91_set_A_periph(AT91_PIN_PB27, 0); /* ISI_D7 */
+ at91_set_A_periph(AT91_PIN_PB28, 0); /* ISI_PCK */
+ at91_set_A_periph(AT91_PIN_PB30, 0); /* ISI_HSYNC */
+ at91_set_A_periph(AT91_PIN_PB29, 0); /* ISI_VSYNC */
+ at91_set_B_periph(AT91_PIN_PB8, 0); /* ISI_PD8 */
+ at91_set_B_periph(AT91_PIN_PB9, 0); /* ISI_PD9 */
+ at91_set_B_periph(AT91_PIN_PB10, 0); /* ISI_PD10 */
+ at91_set_B_periph(AT91_PIN_PB11, 0); /* ISI_PD11 */
+
+ platform_device_register(&at91sam9g45_isi_device);
+
+ if (use_pck_as_mck) {
+ at91_set_B_periph(AT91_PIN_PB31, 0); /* ISI_MCK (PCK1) */
+
+ pck = clk_get(NULL, "pck1");
+ parent = clk_get(NULL, "plla");
+
+ BUG_ON(IS_ERR(pck) || IS_ERR(parent));
+
+ if (clk_set_parent(pck, parent)) {
+ pr_err("Failed to set PCK's parent\n");
+ } else {
+ /* Register PCK as ISI_MCK */
+ isi_mck_lookups[0].clk = pck;
+ clkdev_add_table(isi_mck_lookups,
+ ARRAY_SIZE(isi_mck_lookups));
+ }
+
+ clk_put(pck);
+ clk_put(parent);
+ }
+}
+#else
+void __init at91_add_device_isi(struct isi_platform_data *data,
+ bool use_pck_as_mck) {}
+#endif
+
/* --------------------------------------------------------------------
* LCD Controller
@@ -957,7 +1052,7 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data) {}
static struct resource tcb0_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_TCB0,
- .end = AT91SAM9G45_BASE_TCB0 + SZ_16K - 1,
+ .end = AT91SAM9G45_BASE_TCB0 + SZ_256 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -978,7 +1073,7 @@ static struct platform_device at91sam9g45_tcb0_device = {
static struct resource tcb1_resources[] = {
[0] = {
.start = AT91SAM9G45_BASE_TCB1,
- .end = AT91SAM9G45_BASE_TCB1 + SZ_16K - 1,
+ .end = AT91SAM9G45_BASE_TCB1 + SZ_256 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -995,8 +1090,25 @@ static struct platform_device at91sam9g45_tcb1_device = {
.num_resources = ARRAY_SIZE(tcb1_resources),
};
+#if defined(CONFIG_OF)
+static struct of_device_id tcb_ids[] = {
+ { .compatible = "atmel,at91rm9200-tcb" },
+ { /*sentinel*/ }
+};
+#endif
+
static void __init at91_add_device_tc(void)
{
+#if defined(CONFIG_OF)
+ struct device_node *np;
+
+ np = of_find_matching_node(NULL, tcb_ids);
+ if (np) {
+ of_node_put(np);
+ return;
+ }
+#endif
+
platform_device_register(&at91sam9g45_tcb0_device);
platform_device_register(&at91sam9g45_tcb1_device);
}
@@ -1099,6 +1211,8 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9G45_BASE_RTT,
.end = AT91SAM9G45_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_MEM,
}
};
@@ -1106,11 +1220,32 @@ static struct platform_device at91sam9g45_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
- .num_resources = ARRAY_SIZE(rtt_resources),
};
+#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
+static void __init at91_add_device_rtt_rtc(void)
+{
+ at91sam9g45_rtt_device.name = "rtc-at91sam9";
+ /*
+ * The second resource is needed:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9g45_rtt_device.num_resources = 2;
+ rtt_resources[1].start = AT91SAM9G45_BASE_GPBR +
+ 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
+ rtt_resources[1].end = rtt_resources[1].start + 3;
+}
+#else
+static void __init at91_add_device_rtt_rtc(void)
+{
+ /* Only one resource is needed: RTT not used as RTC */
+ at91sam9g45_rtt_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9g45_rtt_device);
}
@@ -1565,7 +1700,6 @@ static inline void configure_usart3_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
diff --git a/arch/arm/mach-at91/at91sam9g45_reset.S b/arch/arm/mach-at91/at91sam9g45_reset.S
index 0468be10980b..9d457182c86c 100644
--- a/arch/arm/mach-at91/at91sam9g45_reset.S
+++ b/arch/arm/mach-at91/at91sam9g45_reset.S
@@ -12,7 +12,7 @@
#include <linux/linkage.h>
#include <mach/hardware.h>
-#include <mach/at91sam9_ddrsdr.h>
+#include <mach/at91_ramc.h>
#include <mach/at91_rstc.h>
.arm
@@ -20,9 +20,10 @@
.globl at91sam9g45_restart
at91sam9g45_restart:
- ldr r0, .at91_va_base_sdramc0 @ preload constants
- ldr r1, =at91_rstc_base
- ldr r1, [r1]
+ ldr r5, =at91_ramc_base @ preload constants
+ ldr r0, [r5]
+ ldr r4, =at91_rstc_base
+ ldr r1, [r4]
mov r2, #1
mov r3, #AT91_DDRSDRC_LPCB_POWER_DOWN
@@ -35,6 +36,3 @@ at91sam9g45_restart:
str r4, [r1, #AT91_RSTC_CR] @ reset processor
b .
-
-.at91_va_base_sdramc0:
- .word AT91_VA_BASE_SYS + AT91_DDRSDRC0
diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c
index 7ae499359d36..d9f2774f385e 100644
--- a/arch/arm/mach-at91/at91sam9rl.c
+++ b/arch/arm/mach-at91/at91sam9rl.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
+#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
@@ -288,12 +289,15 @@ static void __init at91sam9rl_ioremap_registers(void)
{
at91_ioremap_shdwc(AT91SAM9RL_BASE_SHDWC);
at91_ioremap_rstc(AT91SAM9RL_BASE_RSTC);
+ at91_ioremap_ramc(0, AT91SAM9RL_BASE_SDRAMC, 512);
at91sam926x_ioremap_pit(AT91SAM9RL_BASE_PIT);
at91sam9_ioremap_smc(0, AT91SAM9RL_BASE_SMC);
+ at91_ioremap_matrix(AT91SAM9RL_BASE_MATRIX);
}
static void __init at91sam9rl_initialize(void)
{
+ arm_pm_idle = at91sam9_idle;
arm_pm_restart = at91sam9_alt_restart;
at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0);
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 9be71c11d0f0..eda72e83037d 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -20,6 +20,7 @@
#include <mach/board.h>
#include <mach/at91sam9rl.h>
#include <mach/at91sam9rl_matrix.h>
+#include <mach/at91_matrix.h>
#include <mach/at91sam9_smc.h>
#include <mach/at_hdmac.h>
@@ -265,8 +266,8 @@ void __init at91_add_device_nand(struct atmel_nand_data *data)
if (!data)
return;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA);
/* enable pin */
if (gpio_is_valid(data->enable_pin))
@@ -682,6 +683,8 @@ static struct resource rtt_resources[] = {
.start = AT91SAM9RL_BASE_RTT,
.end = AT91SAM9RL_BASE_RTT + SZ_16 - 1,
.flags = IORESOURCE_MEM,
+ }, {
+ .flags = IORESOURCE_MEM,
}
};
@@ -689,11 +692,32 @@ static struct platform_device at91sam9rl_rtt_device = {
.name = "at91_rtt",
.id = 0,
.resource = rtt_resources,
- .num_resources = ARRAY_SIZE(rtt_resources),
};
+#if IS_ENABLED(CONFIG_RTC_DRV_AT91SAM9)
+static void __init at91_add_device_rtt_rtc(void)
+{
+ at91sam9rl_rtt_device.name = "rtc-at91sam9";
+ /*
+ * The second resource is needed:
+ * GPBR will serve as the storage for RTC time offset
+ */
+ at91sam9rl_rtt_device.num_resources = 2;
+ rtt_resources[1].start = AT91SAM9RL_BASE_GPBR +
+ 4 * CONFIG_RTC_DRV_AT91SAM9_GPBR;
+ rtt_resources[1].end = rtt_resources[1].start + 3;
+}
+#else
+static void __init at91_add_device_rtt_rtc(void)
+{
+ /* Only one resource is needed: RTT not used as RTC */
+ at91sam9rl_rtt_device.num_resources = 1;
+}
+#endif
+
static void __init at91_add_device_rtt(void)
{
+ at91_add_device_rtt_rtc();
platform_device_register(&at91sam9rl_rtt_device);
}
@@ -1128,7 +1152,6 @@ static inline void configure_usart3_pins(unsigned pins)
}
static struct platform_device *__initdata at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
-struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_register_uart(unsigned id, unsigned portnr, unsigned pins)
{
diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c
new file mode 100644
index 000000000000..b6831eeb7b76
--- /dev/null
+++ b/arch/arm/mach-at91/at91sam9x5.c
@@ -0,0 +1,359 @@
+/*
+ * Chip-specific setup code for the AT91SAM9x5 family
+ *
+ * Copyright (C) 2010-2012 Atmel Corporation.
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#include <linux/module.h>
+#include <linux/dma-mapping.h>
+
+#include <asm/irq.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <mach/at91sam9x5.h>
+#include <mach/at91_pmc.h>
+#include <mach/cpu.h>
+#include <mach/board.h>
+
+#include "soc.h"
+#include "generic.h"
+#include "clock.h"
+#include "sam9_smc.h"
+
+/* --------------------------------------------------------------------
+ * Clocks
+ * -------------------------------------------------------------------- */
+
+/*
+ * The peripheral clocks.
+ */
+static struct clk pioAB_clk = {
+ .name = "pioAB_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_PIOAB,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pioCD_clk = {
+ .name = "pioCD_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_PIOCD,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk smd_clk = {
+ .name = "smd_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_SMD,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart0_clk = {
+ .name = "usart0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_USART0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart1_clk = {
+ .name = "usart1_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_USART1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk usart2_clk = {
+ .name = "usart2_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_USART2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+/* USART3 clock - Only for sam9g25/sam9x25 */
+static struct clk usart3_clk = {
+ .name = "usart3_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_USART3,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twi0_clk = {
+ .name = "twi0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_TWI0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twi1_clk = {
+ .name = "twi1_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_TWI1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk twi2_clk = {
+ .name = "twi2_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_TWI2,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk mmc0_clk = {
+ .name = "mci0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_MCI0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk spi0_clk = {
+ .name = "spi0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_SPI0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk spi1_clk = {
+ .name = "spi1_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_SPI1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk uart0_clk = {
+ .name = "uart0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_UART0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk uart1_clk = {
+ .name = "uart1_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_UART1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk tcb0_clk = {
+ .name = "tcb0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_TCB,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk pwm_clk = {
+ .name = "pwm_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_PWM,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk adc_clk = {
+ .name = "adc_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_ADC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk dma0_clk = {
+ .name = "dma0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_DMA0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk dma1_clk = {
+ .name = "dma1_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_DMA1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk uhphs_clk = {
+ .name = "uhphs",
+ .pmc_mask = 1 << AT91SAM9X5_ID_UHPHS,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk udphs_clk = {
+ .name = "udphs_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_UDPHS,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+/* emac0 clock - Only for sam9g25/sam9x25/sam9g35/sam9x35 */
+static struct clk macb0_clk = {
+ .name = "pclk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_EMAC0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+/* lcd clock - Only for sam9g15/sam9g35/sam9x35 */
+static struct clk lcdc_clk = {
+ .name = "lcdc_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_LCDC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+/* isi clock - Only for sam9g25 */
+static struct clk isi_clk = {
+ .name = "isi_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_ISI,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk mmc1_clk = {
+ .name = "mci1_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_MCI1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+/* emac1 clock - Only for sam9x25 */
+static struct clk macb1_clk = {
+ .name = "pclk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_EMAC1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+static struct clk ssc_clk = {
+ .name = "ssc_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_SSC,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+/* can0 clock - Only for sam9x35 */
+static struct clk can0_clk = {
+ .name = "can0_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_CAN0,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+/* can1 clock - Only for sam9x35 */
+static struct clk can1_clk = {
+ .name = "can1_clk",
+ .pmc_mask = 1 << AT91SAM9X5_ID_CAN1,
+ .type = CLK_TYPE_PERIPHERAL,
+};
+
+static struct clk *periph_clocks[] __initdata = {
+ &pioAB_clk,
+ &pioCD_clk,
+ &smd_clk,
+ &usart0_clk,
+ &usart1_clk,
+ &usart2_clk,
+ &twi0_clk,
+ &twi1_clk,
+ &twi2_clk,
+ &mmc0_clk,
+ &spi0_clk,
+ &spi1_clk,
+ &uart0_clk,
+ &uart1_clk,
+ &tcb0_clk,
+ &pwm_clk,
+ &adc_clk,
+ &dma0_clk,
+ &dma1_clk,
+ &uhphs_clk,
+ &udphs_clk,
+ &mmc1_clk,
+ &ssc_clk,
+ // irq0
+};
+
+static struct clk_lookup periph_clocks_lookups[] = {
+ /* lookup table for DT entries */
+ CLKDEV_CON_DEV_ID("usart", "fffff200.serial", &mck),
+ CLKDEV_CON_DEV_ID("usart", "f801c000.serial", &usart0_clk),
+ CLKDEV_CON_DEV_ID("usart", "f8020000.serial", &usart1_clk),
+ CLKDEV_CON_DEV_ID("usart", "f8024000.serial", &usart2_clk),
+ CLKDEV_CON_DEV_ID("usart", "f8028000.serial", &usart3_clk),
+ CLKDEV_CON_DEV_ID("t0_clk", "f8008000.timer", &tcb0_clk),
+ CLKDEV_CON_DEV_ID("t0_clk", "f800c000.timer", &tcb0_clk),
+ CLKDEV_CON_ID("pioA", &pioAB_clk),
+ CLKDEV_CON_ID("pioB", &pioAB_clk),
+ CLKDEV_CON_ID("pioC", &pioCD_clk),
+ CLKDEV_CON_ID("pioD", &pioCD_clk),
+ /* additional fake clock for macb_hclk */
+ CLKDEV_CON_DEV_ID("hclk", "f802c000.ethernet", &macb0_clk),
+ CLKDEV_CON_DEV_ID("hclk", "f8030000.ethernet", &macb1_clk),
+ CLKDEV_CON_DEV_ID("hclk", "600000.ohci", &uhphs_clk),
+ CLKDEV_CON_DEV_ID("ohci_clk", "600000.ohci", &uhphs_clk),
+ CLKDEV_CON_DEV_ID("ehci_clk", "700000.ehci", &uhphs_clk),
+};
+
+/*
+ * The two programmable clocks.
+ * You must configure pin multiplexing to bring these signals out.
+ */
+static struct clk pck0 = {
+ .name = "pck0",
+ .pmc_mask = AT91_PMC_PCK0,
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .id = 0,
+};
+static struct clk pck1 = {
+ .name = "pck1",
+ .pmc_mask = AT91_PMC_PCK1,
+ .type = CLK_TYPE_PROGRAMMABLE,
+ .id = 1,
+};
+
+static void __init at91sam9x5_register_clocks(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
+ clk_register(periph_clocks[i]);
+
+ clkdev_add_table(periph_clocks_lookups,
+ ARRAY_SIZE(periph_clocks_lookups));
+
+ if (cpu_is_at91sam9g25()
+ || cpu_is_at91sam9x25())
+ clk_register(&usart3_clk);
+
+ if (cpu_is_at91sam9g25()
+ || cpu_is_at91sam9x25()
+ || cpu_is_at91sam9g35()
+ || cpu_is_at91sam9x35())
+ clk_register(&macb0_clk);
+
+ if (cpu_is_at91sam9g15()
+ || cpu_is_at91sam9g35()
+ || cpu_is_at91sam9x35())
+ clk_register(&lcdc_clk);
+
+ if (cpu_is_at91sam9g25())
+ clk_register(&isi_clk);
+
+ if (cpu_is_at91sam9x25())
+ clk_register(&macb1_clk);
+
+ if (cpu_is_at91sam9x25()
+ || cpu_is_at91sam9x35()) {
+ clk_register(&can0_clk);
+ clk_register(&can1_clk);
+ }
+
+ clk_register(&pck0);
+ clk_register(&pck1);
+}
+
+/* --------------------------------------------------------------------
+ * AT91SAM9x5 processor initialization
+ * -------------------------------------------------------------------- */
+
+static void __init at91sam9x5_map_io(void)
+{
+ at91_init_sram(0, AT91SAM9X5_SRAM_BASE, AT91SAM9X5_SRAM_SIZE);
+}
+
+void __init at91sam9x5_initialize(void)
+{
+ at91_extern_irq = (1 << AT91SAM9X5_ID_IRQ0);
+
+ /* Register GPIO subsystem (using DT) */
+ at91_gpio_init(NULL, 0);
+}
+
+/* --------------------------------------------------------------------
+ * Interrupt initialization
+ * -------------------------------------------------------------------- */
+/*
+ * The default interrupt priority levels (0 = lowest, 7 = highest).
+ */
+static unsigned int at91sam9x5_default_irq_priority[NR_AIC_IRQS] __initdata = {
+ 7, /* Advanced Interrupt Controller (FIQ) */
+ 7, /* System Peripherals */
+ 1, /* Parallel IO Controller A and B */
+ 1, /* Parallel IO Controller C and D */
+ 4, /* Soft Modem */
+ 5, /* USART 0 */
+ 5, /* USART 1 */
+ 5, /* USART 2 */
+ 5, /* USART 3 */
+ 6, /* Two-Wire Interface 0 */
+ 6, /* Two-Wire Interface 1 */
+ 6, /* Two-Wire Interface 2 */
+ 0, /* Multimedia Card Interface 0 */
+ 5, /* Serial Peripheral Interface 0 */
+ 5, /* Serial Peripheral Interface 1 */
+ 5, /* UART 0 */
+ 5, /* UART 1 */
+ 0, /* Timer Counter 0, 1, 2, 3, 4 and 5 */
+ 0, /* Pulse Width Modulation Controller */
+ 0, /* ADC Controller */
+ 0, /* DMA Controller 0 */
+ 0, /* DMA Controller 1 */
+ 2, /* USB Host High Speed port */
+ 2, /* USB Device High speed port */
+ 3, /* Ethernet MAC 0 */
+ 3, /* LDC Controller or Image Sensor Interface */
+ 0, /* Multimedia Card Interface 1 */
+ 3, /* Ethernet MAC 1 */
+ 4, /* Synchronous Serial Interface */
+ 4, /* CAN Controller 0 */
+ 4, /* CAN Controller 1 */
+ 0, /* Advanced Interrupt Controller (IRQ0) */
+};
+
+struct at91_init_soc __initdata at91sam9x5_soc = {
+ .map_io = at91sam9x5_map_io,
+ .default_irq_priority = at91sam9x5_default_irq_priority,
+ .register_clocks = at91sam9x5_register_clocks,
+ .init = at91sam9x5_initialize,
+};
diff --git a/arch/arm/mach-at91/at91x40.c b/arch/arm/mach-at91/at91x40.c
index 56ba3bd035ae..5400a1d65035 100644
--- a/arch/arm/mach-at91/at91x40.c
+++ b/arch/arm/mach-at91/at91x40.c
@@ -13,6 +13,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/irq.h>
+#include <asm/proc-fns.h>
#include <asm/mach/arch.h>
#include <mach/at91x40.h>
#include <mach/at91_st.h>
@@ -37,8 +38,19 @@ unsigned long clk_get_rate(struct clk *clk)
return AT91X40_MASTER_CLOCK;
}
+static void at91x40_idle(void)
+{
+ /*
+ * Disable the processor clock. The processor will be automatically
+ * re-enabled by an interrupt or by a reset.
+ */
+ __raw_writel(AT91_PS_CR_CPU, AT91_PS_CR);
+ cpu_do_idle();
+}
+
void __init at91x40_initialize(unsigned long main_clock)
{
+ arm_pm_idle = at91x40_idle;
at91_extern_irq = (1 << AT91X40_ID_IRQ0) | (1 << AT91X40_ID_IRQ1)
| (1 << AT91X40_ID_IRQ2);
}
diff --git a/arch/arm/mach-at91/at91x40_time.c b/arch/arm/mach-at91/at91x40_time.c
index dfff2895f4b2..6ca680a1d5d1 100644
--- a/arch/arm/mach-at91/at91x40_time.c
+++ b/arch/arm/mach-at91/at91x40_time.c
@@ -28,6 +28,12 @@
#include <asm/mach/time.h>
#include <mach/at91_tc.h>
+#define at91_tc_read(field) \
+ __raw_readl(AT91_TC + field)
+
+#define at91_tc_write(field, value) \
+ __raw_writel(value, AT91_TC + field);
+
/*
* 3 counter/timer units present.
*/
@@ -37,12 +43,12 @@
static unsigned long at91x40_gettimeoffset(void)
{
- return (at91_sys_read(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CV) * 1000000 / (AT91X40_MASTER_CLOCK / 128));
+ return (at91_tc_read(AT91_TC_CLK1BASE + AT91_TC_CV) * 1000000 / (AT91X40_MASTER_CLOCK / 128));
}
static irqreturn_t at91x40_timer_interrupt(int irq, void *dev_id)
{
- at91_sys_read(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_SR);
+ at91_tc_read(AT91_TC_CLK1BASE + AT91_TC_SR);
timer_tick();
return IRQ_HANDLED;
}
@@ -57,20 +63,20 @@ void __init at91x40_timer_init(void)
{
unsigned int v;
- at91_sys_write(AT91_TC + AT91_TC_BCR, 0);
- v = at91_sys_read(AT91_TC + AT91_TC_BMR);
+ at91_tc_write(AT91_TC_BCR, 0);
+ v = at91_tc_read(AT91_TC_BMR);
v = (v & ~AT91_TC_TC1XC1S) | AT91_TC_TC1XC1S_NONE;
- at91_sys_write(AT91_TC + AT91_TC_BMR, v);
+ at91_tc_write(AT91_TC_BMR, v);
- at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CCR, AT91_TC_CLKDIS);
- at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CMR, (AT91_TC_TIMER_CLOCK4 | AT91_TC_CPCTRG));
- at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_IDR, 0xffffffff);
- at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_RC, (AT91X40_MASTER_CLOCK / 128) / HZ - 1);
- at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_IER, (1<<4));
+ at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CCR, AT91_TC_CLKDIS);
+ at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CMR, (AT91_TC_TIMER_CLOCK4 | AT91_TC_CPCTRG));
+ at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_IDR, 0xffffffff);
+ at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_RC, (AT91X40_MASTER_CLOCK / 128) / HZ - 1);
+ at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_IER, (1<<4));
setup_irq(AT91X40_ID_TC1, &at91x40_timer_irq);
- at91_sys_write(AT91_TC + AT91_TC_CLK1BASE + AT91_TC_CCR, (AT91_TC_SWTRG | AT91_TC_CLKEN));
+ at91_tc_write(AT91_TC_CLK1BASE + AT91_TC_CCR, (AT91_TC_SWTRG | AT91_TC_CLKEN));
}
struct sys_timer at91x40_timer = {
diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c
index 3bb40694b02d..161efbaa1029 100644
--- a/arch/arm/mach-at91/board-afeb-9260v1.c
+++ b/arch/arm/mach-at91/board-afeb-9260v1.c
@@ -138,6 +138,7 @@ static struct atmel_nand_data __initdata afeb9260_nand_data = {
.rdy_pin = AT91_PIN_PC13,
.enable_pin = AT91_PIN_PC14,
.bus_width_16 = 0,
+ .ecc_mode = NAND_ECC_SOFT,
.parts = afeb9260_nand_partition,
.num_parts = ARRAY_SIZE(afeb9260_nand_partition),
.det_pin = -EINVAL,
diff --git a/arch/arm/mach-at91/board-cam60.c b/arch/arm/mach-at91/board-cam60.c
index 8510e9e54988..c6d44ee0c77e 100644
--- a/arch/arm/mach-at91/board-cam60.c
+++ b/arch/arm/mach-at91/board-cam60.c
@@ -140,6 +140,7 @@ static struct atmel_nand_data __initdata cam60_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PA9,
.enable_pin = AT91_PIN_PA7,
+ .ecc_mode = NAND_ECC_SOFT,
.parts = cam60_nand_partition,
.num_parts = ARRAY_SIZE(cam60_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-cap9adk.c b/arch/arm/mach-at91/board-cap9adk.c
deleted file mode 100644
index ac3de4f7c31d..000000000000
--- a/arch/arm/mach-at91/board-cap9adk.c
+++ /dev/null
@@ -1,396 +0,0 @@
-/*
- * linux/arch/arm/mach-at91/board-cap9adk.c
- *
- * Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
- * Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
- * Copyright (C) 2005 SAN People
- * Copyright (C) 2007 Atmel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <linux/types.h>
-#include <linux/gpio.h>
-#include <linux/init.h>
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/spi/spi.h>
-#include <linux/spi/ads7846.h>
-#include <linux/fb.h>
-#include <linux/mtd/physmap.h>
-
-#include <video/atmel_lcdc.h>
-
-#include <mach/hardware.h>
-#include <asm/setup.h>
-#include <asm/mach-types.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-
-#include <mach/board.h>
-#include <mach/at91cap9_matrix.h>
-#include <mach/at91sam9_smc.h>
-#include <mach/system_rev.h>
-
-#include "sam9_smc.h"
-#include "generic.h"
-
-
-static void __init cap9adk_init_early(void)
-{
- /* Initialize processor: 12 MHz crystal */
- at91_initialize(12000000);
-
- /* Setup the LEDs: USER1 and USER2 LED for cpu/timer... */
- at91_init_leds(AT91_PIN_PA10, AT91_PIN_PA11);
- /* ... POWER LED always on */
- at91_set_gpio_output(AT91_PIN_PC29, 1);
-
- /* Setup the serial ports and console */
- at91_register_uart(0, 0, 0); /* DBGU = ttyS0 */
- at91_set_serial_console(0);
-}
-
-/*
- * USB Host port
- */
-static struct at91_usbh_data __initdata cap9adk_usbh_data = {
- .ports = 2,
- .vbus_pin = {-EINVAL, -EINVAL},
- .overcurrent_pin= {-EINVAL, -EINVAL},
-};
-
-/*
- * USB HS Device port
- */
-static struct usba_platform_data __initdata cap9adk_usba_udc_data = {
- .vbus_pin = AT91_PIN_PB31,
-};
-
-/*
- * ADS7846 Touchscreen
- */
-#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
-static int ads7843_pendown_state(void)
-{
- return !at91_get_gpio_value(AT91_PIN_PC4); /* Touchscreen PENIRQ */
-}
-
-static struct ads7846_platform_data ads_info = {
- .model = 7843,
- .x_min = 150,
- .x_max = 3830,
- .y_min = 190,
- .y_max = 3830,
- .vref_delay_usecs = 100,
- .x_plate_ohms = 450,
- .y_plate_ohms = 250,
- .pressure_max = 15000,
- .debounce_max = 1,
- .debounce_rep = 0,
- .debounce_tol = (~0),
- .get_pendown_state = ads7843_pendown_state,
-};
-
-static void __init cap9adk_add_device_ts(void)
-{
- at91_set_gpio_input(AT91_PIN_PC4, 1); /* Touchscreen PENIRQ */
- at91_set_gpio_input(AT91_PIN_PC5, 1); /* Touchscreen BUSY */
-}
-#else
-static void __init cap9adk_add_device_ts(void) {}
-#endif
-
-
-/*
- * SPI devices.
- */
-static struct spi_board_info cap9adk_spi_devices[] = {
-#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
- { /* DataFlash card */
- .modalias = "mtd_dataflash",
- .chip_select = 0,
- .max_speed_hz = 15 * 1000 * 1000,
- .bus_num = 0,
- },
-#endif
-#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
- {
- .modalias = "ads7846",
- .chip_select = 3, /* can be 2 or 3, depending on J2 jumper */
- .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
- .bus_num = 0,
- .platform_data = &ads_info,
- .irq = AT91_PIN_PC4,
- },
-#endif
-};
-
-
-/*
- * MCI (SD/MMC)
- */
-static struct at91_mmc_data __initdata cap9adk_mmc_data = {
- .wire4 = 1,
- .det_pin = -EINVAL,
- .wp_pin = -EINVAL,
- .vcc_pin = -EINVAL,
-};
-
-
-/*
- * MACB Ethernet device
- */
-static struct macb_platform_data __initdata cap9adk_macb_data = {
- .phy_irq_pin = -EINVAL,
- .is_rmii = 1,
-};
-
-
-/*
- * NAND flash
- */
-static struct mtd_partition __initdata cap9adk_nand_partitions[] = {
- {
- .name = "NAND partition",
- .offset = 0,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-static struct atmel_nand_data __initdata cap9adk_nand_data = {
- .ale = 21,
- .cle = 22,
- .det_pin = -EINVAL,
- .rdy_pin = -EINVAL,
- .enable_pin = AT91_PIN_PD15,
- .parts = cap9adk_nand_partitions,
- .num_parts = ARRAY_SIZE(cap9adk_nand_partitions),
-};
-
-static struct sam9_smc_config __initdata cap9adk_nand_smc_config = {
- .ncs_read_setup = 1,
- .nrd_setup = 2,
- .ncs_write_setup = 1,
- .nwe_setup = 2,
-
- .ncs_read_pulse = 6,
- .nrd_pulse = 4,
- .ncs_write_pulse = 6,
- .nwe_pulse = 4,
-
- .read_cycle = 8,
- .write_cycle = 8,
-
- .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
- .tdf_cycles = 1,
-};
-
-static void __init cap9adk_add_device_nand(void)
-{
- unsigned long csa;
-
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
-
- cap9adk_nand_data.bus_width_16 = board_have_nand_16bit();
- /* setup bus-width (8 or 16) */
- if (cap9adk_nand_data.bus_width_16)
- cap9adk_nand_smc_config.mode |= AT91_SMC_DBW_16;
- else
- cap9adk_nand_smc_config.mode |= AT91_SMC_DBW_8;
-
- /* configure chip-select 3 (NAND) */
- sam9_smc_configure(0, 3, &cap9adk_nand_smc_config);
-
- at91_add_device_nand(&cap9adk_nand_data);
-}
-
-
-/*
- * NOR flash
- */
-static struct mtd_partition cap9adk_nor_partitions[] = {
- {
- .name = "NOR partition",
- .offset = 0,
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-static struct physmap_flash_data cap9adk_nor_data = {
- .width = 2,
- .parts = cap9adk_nor_partitions,
- .nr_parts = ARRAY_SIZE(cap9adk_nor_partitions),
-};
-
-#define NOR_BASE AT91_CHIPSELECT_0
-#define NOR_SIZE SZ_8M
-
-static struct resource nor_flash_resources[] = {
- {
- .start = NOR_BASE,
- .end = NOR_BASE + NOR_SIZE - 1,
- .flags = IORESOURCE_MEM,
- }
-};
-
-static struct platform_device cap9adk_nor_flash = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &cap9adk_nor_data,
- },
- .resource = nor_flash_resources,
- .num_resources = ARRAY_SIZE(nor_flash_resources),
-};
-
-static struct sam9_smc_config __initdata cap9adk_nor_smc_config = {
- .ncs_read_setup = 2,
- .nrd_setup = 4,
- .ncs_write_setup = 2,
- .nwe_setup = 4,
-
- .ncs_read_pulse = 10,
- .nrd_pulse = 8,
- .ncs_write_pulse = 10,
- .nwe_pulse = 8,
-
- .read_cycle = 16,
- .write_cycle = 16,
-
- .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE | AT91_SMC_DBW_16,
- .tdf_cycles = 1,
-};
-
-static __init void cap9adk_add_device_nor(void)
-{
- unsigned long csa;
-
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
-
- /* configure chip-select 0 (NOR) */
- sam9_smc_configure(0, 0, &cap9adk_nor_smc_config);
-
- platform_device_register(&cap9adk_nor_flash);
-}
-
-
-/*
- * LCD Controller
- */
-#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
-static struct fb_videomode at91_tft_vga_modes[] = {
- {
- .name = "TX09D50VM1CCA @ 60",
- .refresh = 60,
- .xres = 240, .yres = 320,
- .pixclock = KHZ2PICOS(4965),
-
- .left_margin = 1, .right_margin = 33,
- .upper_margin = 1, .lower_margin = 0,
- .hsync_len = 5, .vsync_len = 1,
-
- .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
- .vmode = FB_VMODE_NONINTERLACED,
- },
-};
-
-static struct fb_monspecs at91fb_default_monspecs = {
- .manufacturer = "HIT",
- .monitor = "TX09D70VM1CCA",
-
- .modedb = at91_tft_vga_modes,
- .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
- .hfmin = 15000,
- .hfmax = 64000,
- .vfmin = 50,
- .vfmax = 150,
-};
-
-#define AT91CAP9_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
- | ATMEL_LCDC_DISTYPE_TFT \
- | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
-
-static void at91_lcdc_power_control(int on)
-{
- if (on)
- at91_set_gpio_value(AT91_PIN_PC0, 0); /* power up */
- else
- at91_set_gpio_value(AT91_PIN_PC0, 1); /* power down */
-}
-
-/* Driver datas */
-static struct atmel_lcdfb_info __initdata cap9adk_lcdc_data = {
- .default_bpp = 16,
- .default_dmacon = ATMEL_LCDC_DMAEN,
- .default_lcdcon2 = AT91CAP9_DEFAULT_LCDCON2,
- .default_monspecs = &at91fb_default_monspecs,
- .atmel_lcdfb_power_control = at91_lcdc_power_control,
- .guard_time = 1,
-};
-
-#else
-static struct atmel_lcdfb_info __initdata cap9adk_lcdc_data;
-#endif
-
-
-/*
- * AC97
- */
-static struct ac97c_platform_data cap9adk_ac97_data = {
- .reset_pin = -EINVAL,
-};
-
-
-static void __init cap9adk_board_init(void)
-{
- /* Serial */
- at91_add_device_serial();
- /* USB Host */
- at91_add_device_usbh(&cap9adk_usbh_data);
- /* USB HS */
- at91_add_device_usba(&cap9adk_usba_udc_data);
- /* SPI */
- at91_add_device_spi(cap9adk_spi_devices, ARRAY_SIZE(cap9adk_spi_devices));
- /* Touchscreen */
- cap9adk_add_device_ts();
- /* MMC */
- at91_add_device_mmc(1, &cap9adk_mmc_data);
- /* Ethernet */
- at91_add_device_eth(&cap9adk_macb_data);
- /* NAND */
- cap9adk_add_device_nand();
- /* NOR Flash */
- cap9adk_add_device_nor();
- /* I2C */
- at91_add_device_i2c(NULL, 0);
- /* LCD Controller */
- at91_add_device_lcdc(&cap9adk_lcdc_data);
- /* AC97 */
- at91_add_device_ac97(&cap9adk_ac97_data);
-}
-
-MACHINE_START(AT91CAP9ADK, "Atmel AT91CAP9A-DK")
- /* Maintainer: Stelian Pop <stelian.pop@leadtechdesign.com> */
- .timer = &at91sam926x_timer,
- .map_io = at91_map_io,
- .init_early = cap9adk_init_early,
- .init_irq = at91_init_irq_default,
- .init_machine = cap9adk_board_init,
-MACHINE_END
diff --git a/arch/arm/mach-at91/board-cpu9krea.c b/arch/arm/mach-at91/board-cpu9krea.c
index 9ab3d1ea326d..5f3680e7c883 100644
--- a/arch/arm/mach-at91/board-cpu9krea.c
+++ b/arch/arm/mach-at91/board-cpu9krea.c
@@ -43,6 +43,7 @@
#include <mach/board.h>
#include <mach/at91sam9_smc.h>
#include <mach/at91sam9260_matrix.h>
+#include <mach/at91_matrix.h>
#include "sam9_smc.h"
#include "generic.h"
@@ -116,6 +117,7 @@ static struct atmel_nand_data __initdata cpu9krea_nand_data = {
.enable_pin = AT91_PIN_PC14,
.bus_width_16 = 0,
.det_pin = -EINVAL,
+ .ecc_mode = NAND_ECC_SOFT,
};
#ifdef CONFIG_MACH_CPU9260
@@ -238,8 +240,8 @@ static __init void cpu9krea_add_device_nor(void)
{
unsigned long csa;
- csa = at91_sys_read(AT91_MATRIX_EBICSA);
- at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_VDDIOMSEL_3_3V);
+ csa = at91_matrix_read(AT91_MATRIX_EBICSA);
+ at91_matrix_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_VDDIOMSEL_3_3V);
/* configure chip-select 0 (NOR) */
sam9_smc_configure(0, 0, &cpu9krea_nor_smc_config);
diff --git a/arch/arm/mach-at91/board-cpuat91.c b/arch/arm/mach-at91/board-cpuat91.c
index 368e1427ad99..e094cc81fe25 100644
--- a/arch/arm/mach-at91/board-cpuat91.c
+++ b/arch/arm/mach-at91/board-cpuat91.c
@@ -38,6 +38,7 @@
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include <mach/cpu.h>
#include "generic.h"
diff --git a/arch/arm/mach-at91/board-dt.c b/arch/arm/mach-at91/board-dt.c
index bb6b434ec0c1..c18d4d307801 100644
--- a/arch/arm/mach-at91/board-dt.c
+++ b/arch/arm/mach-at91/board-dt.c
@@ -15,14 +15,11 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/gpio.h>
-#include <linux/irqdomain.h>
+#include <linux/of.h>
#include <linux/of_irq.h>
#include <linux/of_platform.h>
-#include <mach/hardware.h>
#include <mach/board.h>
-#include <mach/system_rev.h>
-#include <mach/at91sam9_smc.h>
#include <asm/setup.h>
#include <asm/irq.h>
@@ -30,85 +27,30 @@
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
-#include "sam9_smc.h"
#include "generic.h"
-static void __init ek_init_early(void)
-{
- /* Initialize processor: 12.000 MHz crystal */
- at91_initialize(12000000);
-
- /* DGBU on ttyS0. (Rx & Tx only) */
- at91_register_uart(0, 0, 0);
-
- /* set serial console to ttyS0 (ie, DBGU) */
- at91_set_serial_console(0);
-}
-
-/* det_pin is not connected */
-static struct atmel_nand_data __initdata ek_nand_data = {
- .ale = 21,
- .cle = 22,
- .det_pin = -EINVAL,
- .rdy_pin = AT91_PIN_PC8,
- .enable_pin = AT91_PIN_PC14,
-};
-
-static struct sam9_smc_config __initdata ek_nand_smc_config = {
- .ncs_read_setup = 0,
- .nrd_setup = 2,
- .ncs_write_setup = 0,
- .nwe_setup = 2,
-
- .ncs_read_pulse = 4,
- .nrd_pulse = 4,
- .ncs_write_pulse = 4,
- .nwe_pulse = 4,
-
- .read_cycle = 7,
- .write_cycle = 7,
+static const struct of_device_id irq_of_match[] __initconst = {
- .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
- .tdf_cycles = 3,
-};
-
-static void __init ek_add_device_nand(void)
-{
- ek_nand_data.bus_width_16 = board_have_nand_16bit();
- /* setup bus-width (8 or 16) */
- if (ek_nand_data.bus_width_16)
- ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
- else
- ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
-
- /* configure chip-select 3 (NAND) */
- sam9_smc_configure(0, 3, &ek_nand_smc_config);
-
- at91_add_device_nand(&ek_nand_data);
-}
-
-static const struct of_device_id aic_of_match[] __initconst = {
- { .compatible = "atmel,at91rm9200-aic", },
- {},
+ { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init },
+ { .compatible = "atmel,at91rm9200-gpio", .data = at91_gpio_of_irq_setup },
+ { .compatible = "atmel,at91sam9x5-gpio", .data = at91_gpio_of_irq_setup },
+ { /*sentinel*/ }
};
static void __init at91_dt_init_irq(void)
{
- irq_domain_generate_simple(aic_of_match, 0xfffff000, 0);
- at91_init_irq_default();
+ of_irq_init(irq_of_match);
}
static void __init at91_dt_device_init(void)
{
of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
-
- /* NAND */
- ek_add_device_nand();
}
static const char *at91_dt_board_compat[] __initdata = {
"atmel,at91sam9m10g45ek",
+ "atmel,at91sam9x5ek",
"calao,usb-a9g20",
NULL
};
@@ -117,7 +59,7 @@ DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)")
/* Maintainer: Atmel */
.timer = &at91sam926x_timer,
.map_io = at91_map_io,
- .init_early = ek_init_early,
+ .init_early = at91_dt_initialize,
.init_irq = at91_dt_init_irq,
.init_machine = at91_dt_device_init,
.dt_compat = at91_dt_board_compat,
diff --git a/arch/arm/mach-at91/board-eco920.c b/arch/arm/mach-at91/board-eco920.c
index 07ef35b0ec2c..f23aabef8551 100644
--- a/arch/arm/mach-at91/board-eco920.c
+++ b/arch/arm/mach-at91/board-eco920.c
@@ -26,6 +26,7 @@
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include <mach/cpu.h>
#include "generic.h"
@@ -110,7 +111,7 @@ static void __init eco920_board_init(void)
at91_add_device_mmc(0, &eco920_mmc_data);
platform_device_register(&eco920_flash);
- at91_sys_write(AT91_SMC_CSR(7), AT91_SMC_RWHOLD_(1)
+ at91_ramc_write(0, AT91_SMC_CSR(7), AT91_SMC_RWHOLD_(1)
| AT91_SMC_RWSETUP_(1)
| AT91_SMC_DBW_8
| AT91_SMC_WSEN
@@ -122,7 +123,7 @@ static void __init eco920_board_init(void)
at91_set_deglitch(AT91_PIN_PA23, 1);
/* Initialization of the Static Memory Controller for Chip Select 3 */
- at91_sys_write(AT91_SMC_CSR(3),
+ at91_ramc_write(0, AT91_SMC_CSR(3),
AT91_SMC_DBW_16 | /* 16 bit */
AT91_SMC_WSEN |
AT91_SMC_NWS_(5) | /* wait states */
diff --git a/arch/arm/mach-at91/board-flexibity.c b/arch/arm/mach-at91/board-flexibity.c
index eec02cd57ced..1815152001f7 100644
--- a/arch/arm/mach-at91/board-flexibity.c
+++ b/arch/arm/mach-at91/board-flexibity.c
@@ -1,7 +1,7 @@
/*
* linux/arch/arm/mach-at91/board-flexibity.c
*
- * Copyright (C) 2010 Flexibity
+ * Copyright (C) 2010-2011 Flexibity
* Copyright (C) 2005 SAN People
* Copyright (C) 2006 Atmel
*
@@ -62,6 +62,13 @@ static struct at91_udc_data __initdata flexibity_udc_data = {
.pullup_pin = -EINVAL, /* pull-up driven by UDC */
};
+/* I2C devices */
+static struct i2c_board_info __initdata flexibity_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("ds1307", 0x68),
+ },
+};
+
/* SPI devices */
static struct spi_board_info flexibity_spi_devices[] = {
{ /* DataFlash chip */
@@ -141,6 +148,9 @@ static void __init flexibity_board_init(void)
at91_add_device_usbh(&flexibity_usbh_data);
/* USB Device */
at91_add_device_udc(&flexibity_udc_data);
+ /* I2C */
+ at91_add_device_i2c(flexibity_i2c_devices,
+ ARRAY_SIZE(flexibity_i2c_devices));
/* SPI */
at91_add_device_spi(flexibity_spi_devices,
ARRAY_SIZE(flexibity_spi_devices));
diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c
index d75a4a2ad9c2..59b92aab9bcf 100644
--- a/arch/arm/mach-at91/board-kb9202.c
+++ b/arch/arm/mach-at91/board-kb9202.c
@@ -38,6 +38,7 @@
#include <mach/board.h>
#include <mach/cpu.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include "generic.h"
@@ -107,6 +108,7 @@ static struct atmel_nand_data __initdata kb9202_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PC29,
.enable_pin = AT91_PIN_PC28,
+ .ecc_mode = NAND_ECC_SOFT,
.parts = kb9202_nand_partition,
.num_parts = ARRAY_SIZE(kb9202_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c
index 3f8617c0e04e..57d5f6a4726a 100644
--- a/arch/arm/mach-at91/board-neocore926.c
+++ b/arch/arm/mach-at91/board-neocore926.c
@@ -190,6 +190,7 @@ static struct atmel_nand_data __initdata neocore926_nand_data = {
.rdy_pin = AT91_PIN_PB19,
.rdy_pin_active_low = 1,
.enable_pin = AT91_PIN_PD15,
+ .ecc_mode = NAND_ECC_SOFT,
.parts = neocore926_nand_partition,
.num_parts = ARRAY_SIZE(neocore926_nand_partition),
.det_pin = -EINVAL,
diff --git a/arch/arm/mach-at91/board-picotux200.c b/arch/arm/mach-at91/board-picotux200.c
index ab024fa11d5c..59e35dd14863 100644
--- a/arch/arm/mach-at91/board-picotux200.c
+++ b/arch/arm/mach-at91/board-picotux200.c
@@ -39,6 +39,7 @@
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include "generic.h"
diff --git a/arch/arm/mach-at91/board-qil-a9260.c b/arch/arm/mach-at91/board-qil-a9260.c
index e029d220cb84..b6ed5ed7081a 100644
--- a/arch/arm/mach-at91/board-qil-a9260.c
+++ b/arch/arm/mach-at91/board-qil-a9260.c
@@ -138,6 +138,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PC13,
.enable_pin = AT91_PIN_PC14,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-rm9200dk.c b/arch/arm/mach-at91/board-rm9200dk.c
index 782f37946af5..01332aa538b2 100644
--- a/arch/arm/mach-at91/board-rm9200dk.c
+++ b/arch/arm/mach-at91/board-rm9200dk.c
@@ -41,6 +41,7 @@
#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include "generic.h"
@@ -149,6 +150,8 @@ static struct atmel_nand_data __initdata dk_nand_data = {
.det_pin = AT91_PIN_PB1,
.rdy_pin = AT91_PIN_PC2,
.enable_pin = -EINVAL,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = dk_nand_partition,
.num_parts = ARRAY_SIZE(dk_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c
index ef7c12a92246..11cbaa8946fe 100644
--- a/arch/arm/mach-at91/board-rm9200ek.c
+++ b/arch/arm/mach-at91/board-rm9200ek.c
@@ -41,6 +41,7 @@
#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include "generic.h"
diff --git a/arch/arm/mach-at91/board-sam9-l9260.c b/arch/arm/mach-at91/board-sam9-l9260.c
index 84bce587735f..e8b116b6cba6 100644
--- a/arch/arm/mach-at91/board-sam9-l9260.c
+++ b/arch/arm/mach-at91/board-sam9-l9260.c
@@ -139,6 +139,7 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PC13,
.enable_pin = AT91_PIN_PC14,
+ .ecc_mode = NAND_ECC_SOFT,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c
index be8233bcabdc..d5aec55b0eb4 100644
--- a/arch/arm/mach-at91/board-sam9260ek.c
+++ b/arch/arm/mach-at91/board-sam9260ek.c
@@ -181,6 +181,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PC13,
.enable_pin = AT91_PIN_PC14,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index 40895072a1a7..c3f994462864 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -187,6 +187,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PC15,
.enable_pin = AT91_PIN_PC14,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 29f66052fe63..66f0ddf4b2ae 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -187,6 +187,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PA22,
.enable_pin = AT91_PIN_PD15,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
index 843d6286c6f4..8923ec9f5831 100644
--- a/arch/arm/mach-at91/board-sam9g20ek.c
+++ b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -166,6 +166,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.rdy_pin = AT91_PIN_PC13,
.enable_pin = AT91_PIN_PC14,
.det_pin = -EINVAL,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
index ea0d1b9c2b7b..e1bea73e6b30 100644
--- a/arch/arm/mach-at91/board-sam9m10g45ek.c
+++ b/arch/arm/mach-at91/board-sam9m10g45ek.c
@@ -24,11 +24,13 @@
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/leds.h>
-#include <linux/clk.h>
#include <linux/atmel-mci.h>
+#include <linux/delay.h>
#include <mach/hardware.h>
#include <video/atmel_lcdc.h>
+#include <media/soc_camera.h>
+#include <media/atmel-isi.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
@@ -146,6 +148,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.rdy_pin = AT91_PIN_PC8,
.enable_pin = AT91_PIN_PC14,
.det_pin = -EINVAL,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
@@ -185,6 +189,71 @@ static void __init ek_add_device_nand(void)
/*
+ * ISI
+ */
+static struct isi_platform_data __initdata isi_data = {
+ .frate = ISI_CFG1_FRATE_CAPTURE_ALL,
+ /* to use codec and preview path simultaneously */
+ .full_mode = 1,
+ .data_width_flags = ISI_DATAWIDTH_8 | ISI_DATAWIDTH_10,
+ /* ISI_MCK is provided by programmable clock or external clock */
+ .mck_hz = 25000000,
+};
+
+
+/*
+ * soc-camera OV2640
+ */
+#if defined(CONFIG_SOC_CAMERA_OV2640) || \
+ defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
+static unsigned long isi_camera_query_bus_param(struct soc_camera_link *link)
+{
+ /* ISI board for ek using default 8-bits connection */
+ return SOCAM_DATAWIDTH_8;
+}
+
+static int i2c_camera_power(struct device *dev, int on)
+{
+ /* enable or disable the camera */
+ pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
+ at91_set_gpio_output(AT91_PIN_PD13, !on);
+
+ if (!on)
+ goto out;
+
+ /* If enabled, give a reset impulse */
+ at91_set_gpio_output(AT91_PIN_PD12, 0);
+ msleep(20);
+ at91_set_gpio_output(AT91_PIN_PD12, 1);
+ msleep(100);
+
+out:
+ return 0;
+}
+
+static struct i2c_board_info i2c_camera = {
+ I2C_BOARD_INFO("ov2640", 0x30),
+};
+
+static struct soc_camera_link iclink_ov2640 = {
+ .bus_id = 0,
+ .board_info = &i2c_camera,
+ .i2c_adapter_id = 0,
+ .power = i2c_camera_power,
+ .query_bus_param = isi_camera_query_bus_param,
+};
+
+static struct platform_device isi_ov2640 = {
+ .name = "soc-camera-pdrv",
+ .id = 0,
+ .dev = {
+ .platform_data = &iclink_ov2640,
+ },
+};
+#endif
+
+
+/*
* LCD Controller
*/
#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
@@ -377,7 +446,12 @@ static struct gpio_led ek_pwm_led[] = {
#endif
};
-
+static struct platform_device *devices[] __initdata = {
+#if defined(CONFIG_SOC_CAMERA_OV2640) || \
+ defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
+ &isi_ov2640,
+#endif
+};
static void __init ek_board_init(void)
{
@@ -399,6 +473,8 @@ static void __init ek_board_init(void)
ek_add_device_nand();
/* I2C */
at91_add_device_i2c(0, NULL, 0);
+ /* ISI, using programmable clock as ISI_MCK */
+ at91_add_device_isi(&isi_data, true);
/* LCD Controller */
at91_add_device_lcdc(&ek_lcdc_data);
/* Touch Screen */
@@ -410,6 +486,8 @@ static void __init ek_board_init(void)
/* LEDs */
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
+ /* Other platform devices */
+ platform_add_devices(devices, ARRAY_SIZE(devices));
}
MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK")
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c
index c1366d0032bf..b109ce2ba864 100644
--- a/arch/arm/mach-at91/board-sam9rlek.c
+++ b/arch/arm/mach-at91/board-sam9rlek.c
@@ -94,6 +94,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PD17,
.enable_pin = AT91_PIN_PB6,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-snapper9260.c b/arch/arm/mach-at91/board-snapper9260.c
index 4770db08e5a6..ebc9d01ce742 100644
--- a/arch/arm/mach-at91/board-snapper9260.c
+++ b/arch/arm/mach-at91/board-snapper9260.c
@@ -110,6 +110,7 @@ static struct atmel_nand_data __initdata snapper9260_nand_data = {
.bus_width_16 = 0,
.enable_pin = -EINVAL,
.det_pin = -EINVAL,
+ .ecc_mode = NAND_ECC_SOFT,
};
static struct sam9_smc_config __initdata snapper9260_nand_smc_config = {
@@ -145,11 +146,11 @@ static struct i2c_board_info __initdata snapper9260_i2c_devices[] = {
/* Audio codec */
I2C_BOARD_INFO("tlv320aic23", 0x1a),
},
- {
+};
+
+static struct i2c_board_info __initdata snapper9260_i2c_isl1208 = {
/* RTC */
I2C_BOARD_INFO("isl1208", 0x6f),
- .irq = gpio_to_irq(AT91_PIN_PA31),
- },
};
static void __init snapper9260_add_device_nand(void)
@@ -163,6 +164,10 @@ static void __init snapper9260_board_init(void)
{
at91_add_device_i2c(snapper9260_i2c_devices,
ARRAY_SIZE(snapper9260_i2c_devices));
+
+ snapper9260_i2c_isl1208.irq = gpio_to_irq(AT91_PIN_PA31);
+ i2c_register_board_info(0, &snapper9260_i2c_isl1208, 1);
+
at91_add_device_serial();
at91_add_device_usbh(&snapper9260_usbh_data);
at91_add_device_udc(&snapper9260_udc_data);
diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c
index 72eb3b4d9ab6..7640049410a0 100644
--- a/arch/arm/mach-at91/board-stamp9g20.c
+++ b/arch/arm/mach-at91/board-stamp9g20.c
@@ -86,6 +86,7 @@ static struct atmel_nand_data __initdata nand_data = {
.enable_pin = AT91_PIN_PC14,
.bus_width_16 = 0,
.det_pin = -EINVAL,
+ .ecc_mode = NAND_ECC_SOFT,
};
static struct sam9_smc_config __initdata nand_smc_config = {
diff --git a/arch/arm/mach-at91/board-usb-a926x.c b/arch/arm/mach-at91/board-usb-a926x.c
index 26c36fc2d1e5..b7483a3d0980 100644
--- a/arch/arm/mach-at91/board-usb-a926x.c
+++ b/arch/arm/mach-at91/board-usb-a926x.c
@@ -198,6 +198,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PA22,
.enable_pin = AT91_PIN_PD15,
+ .ecc_mode = NAND_ECC_SOFT,
+ .on_flash_bbt = 1,
.parts = ek_nand_partition,
.num_parts = ARRAY_SIZE(ek_nand_partition),
};
diff --git a/arch/arm/mach-at91/board-yl-9200.c b/arch/arm/mach-at91/board-yl-9200.c
index bbd553e1cd93..38dd279d30b2 100644
--- a/arch/arm/mach-at91/board-yl-9200.c
+++ b/arch/arm/mach-at91/board-yl-9200.c
@@ -45,6 +45,7 @@
#include <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91rm9200_mc.h>
+#include <mach/at91_ramc.h>
#include <mach/cpu.h>
#include "generic.h"
@@ -181,6 +182,7 @@ static struct atmel_nand_data __initdata yl9200_nand_data = {
.det_pin = -EINVAL,
.rdy_pin = AT91_PIN_PC14, /* R/!B (Sheet10) */
.enable_pin = AT91_PIN_PC15, /* !CE (Sheet10) */
+ .ecc_mode = NAND_ECC_SOFT,
.parts = yl9200_nand_partition,
.num_parts = ARRAY_SIZE(yl9200_nand_partition),
};
@@ -393,7 +395,7 @@ static void yl9200_init_video(void)
at91_set_A_periph(AT91_PIN_PC6, 0);
/* Initialization of the Static Memory Controller for Chip Select 2 */
- at91_sys_write(AT91_SMC_CSR(2), AT91_SMC_DBW_16 /* 16 bit */
+ at91_ramc_write(0, AT91_SMC_CSR(2), AT91_SMC_DBW_16 /* 16 bit */
| AT91_SMC_WSEN | AT91_SMC_NWS_(0x4) /* wait states */
| AT91_SMC_TDF_(0x100) /* float time */
);
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index 61873f3aa92d..a0f4d7424cdc 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -23,14 +23,18 @@
#include <linux/delay.h>
#include <linux/clk.h>
#include <linux/io.h>
+#include <linux/of_address.h>
#include <mach/hardware.h>
#include <mach/at91_pmc.h>
#include <mach/cpu.h>
+#include <asm/proc-fns.h>
+
#include "clock.h"
#include "generic.h"
+void __iomem *at91_pmc_base;
/*
* There's a lot more which can be done with clocks, including cpufreq
@@ -47,26 +51,38 @@
/*
* Chips have some kind of clocks : group them by functionality
*/
-#define cpu_has_utmi() ( cpu_is_at91cap9() \
- || cpu_is_at91sam9rl() \
- || cpu_is_at91sam9g45())
+#define cpu_has_utmi() ( cpu_is_at91sam9rl() \
+ || cpu_is_at91sam9g45() \
+ || cpu_is_at91sam9x5())
#define cpu_has_800M_plla() ( cpu_is_at91sam9g20() \
- || cpu_is_at91sam9g45())
+ || cpu_is_at91sam9g45() \
+ || cpu_is_at91sam9x5())
#define cpu_has_300M_plla() (cpu_is_at91sam9g10())
#define cpu_has_pllb() (!(cpu_is_at91sam9rl() \
- || cpu_is_at91sam9g45()))
+ || cpu_is_at91sam9g45() \
+ || cpu_is_at91sam9x5()))
-#define cpu_has_upll() (cpu_is_at91sam9g45())
+#define cpu_has_upll() (cpu_is_at91sam9g45() \
+ || cpu_is_at91sam9x5())
/* USB host HS & FS */
#define cpu_has_uhp() (!cpu_is_at91sam9rl())
/* USB device FS only */
#define cpu_has_udpfs() (!(cpu_is_at91sam9rl() \
- || cpu_is_at91sam9g45()))
+ || cpu_is_at91sam9g45() \
+ || cpu_is_at91sam9x5()))
+
+#define cpu_has_plladiv2() (cpu_is_at91sam9g45() \
+ || cpu_is_at91sam9x5())
+
+#define cpu_has_mdiv3() (cpu_is_at91sam9g45() \
+ || cpu_is_at91sam9x5())
+
+#define cpu_has_alt_prescaler() (cpu_is_at91sam9x5())
static LIST_HEAD(clocks);
static DEFINE_SPINLOCK(clk_lock);
@@ -111,11 +127,11 @@ static void pllb_mode(struct clk *clk, int is_on)
value = 0;
// REVISIT: Add work-around for AT91RM9200 Errata #26 ?
- at91_sys_write(AT91_CKGR_PLLBR, value);
+ at91_pmc_write(AT91_CKGR_PLLBR, value);
do {
cpu_relax();
- } while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != is_on);
+ } while ((at91_pmc_read(AT91_PMC_SR) & AT91_PMC_LOCKB) != is_on);
}
static struct clk pllb = {
@@ -130,31 +146,24 @@ static struct clk pllb = {
static void pmc_sys_mode(struct clk *clk, int is_on)
{
if (is_on)
- at91_sys_write(AT91_PMC_SCER, clk->pmc_mask);
+ at91_pmc_write(AT91_PMC_SCER, clk->pmc_mask);
else
- at91_sys_write(AT91_PMC_SCDR, clk->pmc_mask);
+ at91_pmc_write(AT91_PMC_SCDR, clk->pmc_mask);
}
static void pmc_uckr_mode(struct clk *clk, int is_on)
{
- unsigned int uckr = at91_sys_read(AT91_CKGR_UCKR);
-
- if (cpu_is_at91sam9g45()) {
- if (is_on)
- uckr |= AT91_PMC_BIASEN;
- else
- uckr &= ~AT91_PMC_BIASEN;
- }
+ unsigned int uckr = at91_pmc_read(AT91_CKGR_UCKR);
if (is_on) {
is_on = AT91_PMC_LOCKU;
- at91_sys_write(AT91_CKGR_UCKR, uckr | clk->pmc_mask);
+ at91_pmc_write(AT91_CKGR_UCKR, uckr | clk->pmc_mask);
} else
- at91_sys_write(AT91_CKGR_UCKR, uckr & ~(clk->pmc_mask));
+ at91_pmc_write(AT91_CKGR_UCKR, uckr & ~(clk->pmc_mask));
do {
cpu_relax();
- } while ((at91_sys_read(AT91_PMC_SR) & AT91_PMC_LOCKU) != is_on);
+ } while ((at91_pmc_read(AT91_PMC_SR) & AT91_PMC_LOCKU) != is_on);
}
/* USB function clocks (PLLB must be 48 MHz) */
@@ -190,9 +199,9 @@ struct clk mck = {
static void pmc_periph_mode(struct clk *clk, int is_on)
{
if (is_on)
- at91_sys_write(AT91_PMC_PCER, clk->pmc_mask);
+ at91_pmc_write(AT91_PMC_PCER, clk->pmc_mask);
else
- at91_sys_write(AT91_PMC_PCDR, clk->pmc_mask);
+ at91_pmc_write(AT91_PMC_PCDR, clk->pmc_mask);
}
static struct clk __init *at91_css_to_clk(unsigned long css)
@@ -210,11 +219,24 @@ static struct clk __init *at91_css_to_clk(unsigned long css)
return &utmi_clk;
else if (cpu_has_pllb())
return &pllb;
+ break;
+ /* alternate PMC: can use master clock */
+ case AT91_PMC_CSS_MASTER:
+ return &mck;
}
return NULL;
}
+static int pmc_prescaler_divider(u32 reg)
+{
+ if (cpu_has_alt_prescaler()) {
+ return 1 << ((reg & AT91_PMC_ALT_PRES) >> PMC_ALT_PRES_OFFSET);
+ } else {
+ return 1 << ((reg & AT91_PMC_PRES) >> PMC_PRES_OFFSET);
+ }
+}
+
static void __clk_enable(struct clk *clk)
{
if (clk->parent)
@@ -316,12 +338,22 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
{
unsigned long flags;
unsigned prescale;
+ unsigned long prescale_offset, css_mask;
unsigned long actual;
if (!clk_is_programmable(clk))
return -EINVAL;
if (clk->users)
return -EBUSY;
+
+ if (cpu_has_alt_prescaler()) {
+ prescale_offset = PMC_ALT_PRES_OFFSET;
+ css_mask = AT91_PMC_ALT_PCKR_CSS;
+ } else {
+ prescale_offset = PMC_PRES_OFFSET;
+ css_mask = AT91_PMC_CSS;
+ }
+
spin_lock_irqsave(&clk_lock, flags);
actual = clk->parent->rate_hz;
@@ -329,10 +361,10 @@ int clk_set_rate(struct clk *clk, unsigned long rate)
if (actual && actual <= rate) {
u32 pckr;
- pckr = at91_sys_read(AT91_PMC_PCKR(clk->id));
- pckr &= AT91_PMC_CSS; /* clock selection */
- pckr |= prescale << 2;
- at91_sys_write(AT91_PMC_PCKR(clk->id), pckr);
+ pckr = at91_pmc_read(AT91_PMC_PCKR(clk->id));
+ pckr &= css_mask; /* keep clock selection */
+ pckr |= prescale << prescale_offset;
+ at91_pmc_write(AT91_PMC_PCKR(clk->id), pckr);
clk->rate_hz = actual;
break;
}
@@ -366,7 +398,7 @@ int clk_set_parent(struct clk *clk, struct clk *parent)
clk->rate_hz = parent->rate_hz;
clk->parent = parent;
- at91_sys_write(AT91_PMC_PCKR(clk->id), parent->id);
+ at91_pmc_write(AT91_PMC_PCKR(clk->id), parent->id);
spin_unlock_irqrestore(&clk_lock, flags);
return 0;
@@ -378,11 +410,17 @@ static void __init init_programmable_clock(struct clk *clk)
{
struct clk *parent;
u32 pckr;
+ unsigned int css_mask;
+
+ if (cpu_has_alt_prescaler())
+ css_mask = AT91_PMC_ALT_PCKR_CSS;
+ else
+ css_mask = AT91_PMC_CSS;
- pckr = at91_sys_read(AT91_PMC_PCKR(clk->id));
- parent = at91_css_to_clk(pckr & AT91_PMC_CSS);
+ pckr = at91_pmc_read(AT91_PMC_PCKR(clk->id));
+ parent = at91_css_to_clk(pckr & css_mask);
clk->parent = parent;
- clk->rate_hz = parent->rate_hz / (1 << ((pckr & AT91_PMC_PRES) >> 2));
+ clk->rate_hz = parent->rate_hz / pmc_prescaler_divider(pckr);
}
#endif /* CONFIG_AT91_PROGRAMMABLE_CLOCKS */
@@ -396,19 +434,24 @@ static int at91_clk_show(struct seq_file *s, void *unused)
u32 scsr, pcsr, uckr = 0, sr;
struct clk *clk;
- seq_printf(s, "SCSR = %8x\n", scsr = at91_sys_read(AT91_PMC_SCSR));
- seq_printf(s, "PCSR = %8x\n", pcsr = at91_sys_read(AT91_PMC_PCSR));
- seq_printf(s, "MOR = %8x\n", at91_sys_read(AT91_CKGR_MOR));
- seq_printf(s, "MCFR = %8x\n", at91_sys_read(AT91_CKGR_MCFR));
- seq_printf(s, "PLLA = %8x\n", at91_sys_read(AT91_CKGR_PLLAR));
+ scsr = at91_pmc_read(AT91_PMC_SCSR);
+ pcsr = at91_pmc_read(AT91_PMC_PCSR);
+ sr = at91_pmc_read(AT91_PMC_SR);
+ seq_printf(s, "SCSR = %8x\n", scsr);
+ seq_printf(s, "PCSR = %8x\n", pcsr);
+ seq_printf(s, "MOR = %8x\n", at91_pmc_read(AT91_CKGR_MOR));
+ seq_printf(s, "MCFR = %8x\n", at91_pmc_read(AT91_CKGR_MCFR));
+ seq_printf(s, "PLLA = %8x\n", at91_pmc_read(AT91_CKGR_PLLAR));
if (cpu_has_pllb())
- seq_printf(s, "PLLB = %8x\n", at91_sys_read(AT91_CKGR_PLLBR));
- if (cpu_has_utmi())
- seq_printf(s, "UCKR = %8x\n", uckr = at91_sys_read(AT91_CKGR_UCKR));
- seq_printf(s, "MCKR = %8x\n", at91_sys_read(AT91_PMC_MCKR));
+ seq_printf(s, "PLLB = %8x\n", at91_pmc_read(AT91_CKGR_PLLBR));
+ if (cpu_has_utmi()) {
+ uckr = at91_pmc_read(AT91_CKGR_UCKR);
+ seq_printf(s, "UCKR = %8x\n", uckr);
+ }
+ seq_printf(s, "MCKR = %8x\n", at91_pmc_read(AT91_PMC_MCKR));
if (cpu_has_upll())
- seq_printf(s, "USB = %8x\n", at91_sys_read(AT91_PMC_USB));
- seq_printf(s, "SR = %8x\n", sr = at91_sys_read(AT91_PMC_SR));
+ seq_printf(s, "USB = %8x\n", at91_pmc_read(AT91_PMC_USB));
+ seq_printf(s, "SR = %8x\n", sr);
seq_printf(s, "\n");
@@ -596,16 +639,14 @@ static void __init at91_pllb_usbfs_clock_init(unsigned long main_clock)
if (cpu_is_at91rm9200()) {
uhpck.pmc_mask = AT91RM9200_PMC_UHP;
udpck.pmc_mask = AT91RM9200_PMC_UDP;
- at91_sys_write(AT91_PMC_SCER, AT91RM9200_PMC_MCKUDP);
+ at91_pmc_write(AT91_PMC_SCER, AT91RM9200_PMC_MCKUDP);
} else if (cpu_is_at91sam9260() || cpu_is_at91sam9261() ||
cpu_is_at91sam9263() || cpu_is_at91sam9g20() ||
cpu_is_at91sam9g10()) {
uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
udpck.pmc_mask = AT91SAM926x_PMC_UDP;
- } else if (cpu_is_at91cap9()) {
- uhpck.pmc_mask = AT91CAP9_PMC_UHP;
}
- at91_sys_write(AT91_CKGR_PLLBR, 0);
+ at91_pmc_write(AT91_CKGR_PLLBR, 0);
udpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, at91_pllb_usb_init);
uhpck.rate_hz = at91_usb_rate(&pllb, pllb.rate_hz, at91_pllb_usb_init);
@@ -622,16 +663,16 @@ static void __init at91_upll_usbfs_clock_init(unsigned long main_clock)
/* Setup divider by 10 to reach 48 MHz */
usbr |= ((10 - 1) << 8) & AT91_PMC_OHCIUSBDIV;
- at91_sys_write(AT91_PMC_USB, usbr);
+ at91_pmc_write(AT91_PMC_USB, usbr);
/* Now set uhpck values */
uhpck.parent = &utmi_clk;
uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
uhpck.rate_hz = utmi_clk.rate_hz;
- uhpck.rate_hz /= 1 + ((at91_sys_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8);
+ uhpck.rate_hz /= 1 + ((at91_pmc_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8);
}
-int __init at91_clock_init(unsigned long main_clock)
+static int __init at91_pmc_init(unsigned long main_clock)
{
unsigned tmp, freq, mckr;
int i;
@@ -645,14 +686,14 @@ int __init at91_clock_init(unsigned long main_clock)
*/
if (!main_clock) {
do {
- tmp = at91_sys_read(AT91_CKGR_MCFR);
+ tmp = at91_pmc_read(AT91_CKGR_MCFR);
} while (!(tmp & AT91_PMC_MAINRDY));
main_clock = (tmp & AT91_PMC_MAINF) * (AT91_SLOW_CLOCK / 16);
}
main_clk.rate_hz = main_clock;
/* report if PLLA is more than mildly overclocked */
- plla.rate_hz = at91_pll_rate(&plla, main_clock, at91_sys_read(AT91_CKGR_PLLAR));
+ plla.rate_hz = at91_pll_rate(&plla, main_clock, at91_pmc_read(AT91_CKGR_PLLAR));
if (cpu_has_300M_plla()) {
if (plla.rate_hz > 300000000)
pll_overclock = true;
@@ -666,8 +707,8 @@ int __init at91_clock_init(unsigned long main_clock)
if (pll_overclock)
pr_info("Clocks: PLLA overclocked, %ld MHz\n", plla.rate_hz / 1000000);
- if (cpu_is_at91sam9g45()) {
- mckr = at91_sys_read(AT91_PMC_MCKR);
+ if (cpu_has_plladiv2()) {
+ mckr = at91_pmc_read(AT91_PMC_MCKR);
plla.rate_hz /= (1 << ((mckr & AT91_PMC_PLLADIV2) >> 12)); /* plla divisor by 2 */
}
@@ -688,6 +729,10 @@ int __init at91_clock_init(unsigned long main_clock)
* (obtain the USB High Speed 480 MHz when input is 12 MHz)
*/
utmi_clk.rate_hz = 40 * utmi_clk.parent->rate_hz;
+
+ /* UTMI bias and PLL are managed at the same time */
+ if (cpu_has_upll())
+ utmi_clk.pmc_mask |= AT91_PMC_BIASEN;
}
/*
@@ -703,10 +748,10 @@ int __init at91_clock_init(unsigned long main_clock)
* MCK and CPU derive from one of those primary clocks.
* For now, assume this parentage won't change.
*/
- mckr = at91_sys_read(AT91_PMC_MCKR);
+ mckr = at91_pmc_read(AT91_PMC_MCKR);
mck.parent = at91_css_to_clk(mckr & AT91_PMC_CSS);
freq = mck.parent->rate_hz;
- freq /= (1 << ((mckr & AT91_PMC_PRES) >> 2)); /* prescale */
+ freq /= pmc_prescaler_divider(mckr); /* prescale */
if (cpu_is_at91rm9200()) {
mck.rate_hz = freq / (1 + ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
} else if (cpu_is_at91sam9g20()) {
@@ -714,13 +759,19 @@ int __init at91_clock_init(unsigned long main_clock)
freq / ((mckr & AT91_PMC_MDIV) >> 7) : freq; /* mdiv ; (x >> 7) = ((x >> 8) * 2) */
if (mckr & AT91_PMC_PDIV)
freq /= 2; /* processor clock division */
- } else if (cpu_is_at91sam9g45()) {
+ } else if (cpu_has_mdiv3()) {
mck.rate_hz = (mckr & AT91_PMC_MDIV) == AT91SAM9_PMC_MDIV_3 ?
freq / 3 : freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
} else {
mck.rate_hz = freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
}
+ if (cpu_has_alt_prescaler()) {
+ /* Programmable clocks can use MCK */
+ mck.type |= CLK_TYPE_PRIMARY;
+ mck.id = 4;
+ }
+
/* Register the PMC's standard clocks */
for (i = 0; i < ARRAY_SIZE(standard_pmc_clocks); i++)
at91_clk_add(standard_pmc_clocks[i]);
@@ -748,6 +799,55 @@ int __init at91_clock_init(unsigned long main_clock)
return 0;
}
+#if defined(CONFIG_OF)
+static struct of_device_id pmc_ids[] = {
+ { .compatible = "atmel,at91rm9200-pmc" },
+ { /*sentinel*/ }
+};
+
+static struct of_device_id osc_ids[] = {
+ { .compatible = "atmel,osc" },
+ { /*sentinel*/ }
+};
+
+int __init at91_dt_clock_init(void)
+{
+ struct device_node *np;
+ u32 main_clock = 0;
+
+ np = of_find_matching_node(NULL, pmc_ids);
+ if (!np)
+ panic("unable to find compatible pmc node in dtb\n");
+
+ at91_pmc_base = of_iomap(np, 0);
+ if (!at91_pmc_base)
+ panic("unable to map pmc cpu registers\n");
+
+ of_node_put(np);
+
+ /* retrieve the freqency of fixed clocks from device tree */
+ np = of_find_matching_node(NULL, osc_ids);
+ if (np) {
+ u32 rate;
+ if (!of_property_read_u32(np, "clock-frequency", &rate))
+ main_clock = rate;
+ }
+
+ of_node_put(np);
+
+ return at91_pmc_init(main_clock);
+}
+#endif
+
+int __init at91_clock_init(unsigned long main_clock)
+{
+ at91_pmc_base = ioremap(AT91_PMC, 256);
+ if (!at91_pmc_base)
+ panic("Impossible to ioremap AT91_PMC 0x%x\n", AT91_PMC);
+
+ return at91_pmc_init(main_clock);
+}
+
/*
* Several unused clocks may be active. Turn them off.
*/
@@ -770,9 +870,15 @@ static int __init at91_clock_reset(void)
pr_debug("Clocks: disable unused %s\n", clk->name);
}
- at91_sys_write(AT91_PMC_PCDR, pcdr);
- at91_sys_write(AT91_PMC_SCDR, scdr);
+ at91_pmc_write(AT91_PMC_PCDR, pcdr);
+ at91_pmc_write(AT91_PMC_SCDR, scdr);
return 0;
}
late_initcall(at91_clock_reset);
+
+void at91sam9_idle(void)
+{
+ at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+ cpu_do_idle();
+}
diff --git a/arch/arm/mach-at91/cpuidle.c b/arch/arm/mach-at91/cpuidle.c
index a851e6c98421..555d956b3a57 100644
--- a/arch/arm/mach-at91/cpuidle.c
+++ b/arch/arm/mach-at91/cpuidle.c
@@ -39,20 +39,15 @@ static int at91_enter_idle(struct cpuidle_device *dev,
{
struct timeval before, after;
int idle_time;
- u32 saved_lpr;
local_irq_disable();
do_gettimeofday(&before);
if (index == 0)
/* Wait for interrupt state */
cpu_do_idle();
- else if (index == 1) {
- asm("b 1f; .align 5; 1:");
- asm("mcr p15, 0, r0, c7, c10, 4"); /* drain write buffer */
- saved_lpr = sdram_selfrefresh_enable();
- cpu_do_idle();
- sdram_selfrefresh_disable(saved_lpr);
- }
+ else if (index == 1)
+ at91_standby();
+
do_gettimeofday(&after);
local_irq_enable();
idle_time = (after.tv_sec - before.tv_sec) * USEC_PER_SEC +
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index 594133451c0c..dd9b346c451d 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -9,6 +9,7 @@
*/
#include <linux/clkdev.h>
+#include <linux/of.h>
/* Map io */
extern void __init at91_map_io(void);
@@ -19,15 +20,20 @@ extern void __init at91_init_sram(int bank, unsigned long base,
extern void __init at91rm9200_set_type(int type);
extern void __init at91_initialize(unsigned long main_clock);
extern void __init at91x40_initialize(unsigned long main_clock);
+extern void __init at91_dt_initialize(void);
/* Interrupts */
extern void __init at91_init_irq_default(void);
extern void __init at91_init_interrupts(unsigned int priority[]);
extern void __init at91x40_init_interrupts(unsigned int priority[]);
extern void __init at91_aic_init(unsigned int priority[]);
+extern int __init at91_aic_of_init(struct device_node *node,
+ struct device_node *parent);
+
/* Timer */
struct sys_timer;
+extern void at91rm9200_ioremap_st(u32 addr);
extern struct sys_timer at91rm9200_timer;
extern void at91sam926x_ioremap_pit(u32 addr);
extern struct sys_timer at91sam926x_timer;
@@ -45,9 +51,9 @@ extern void __init at91sam9261_set_console_clock(int id);
extern void __init at91sam9263_set_console_clock(int id);
extern void __init at91sam9rl_set_console_clock(int id);
extern void __init at91sam9g45_set_console_clock(int id);
-extern void __init at91cap9_set_console_clock(int id);
#ifdef CONFIG_AT91_PMC_UNIT
extern int __init at91_clock_init(unsigned long main_clock);
+extern int __init at91_dt_clock_init(void);
#else
static int inline at91_clock_init(unsigned long main_clock) { return 0; }
#endif
@@ -57,6 +63,9 @@ struct device;
extern void at91_irq_suspend(void);
extern void at91_irq_resume(void);
+/* idle */
+extern void at91sam9_idle(void);
+
/* reset */
extern void at91_ioremap_rstc(u32 base_addr);
extern void at91sam9_alt_restart(char, const char *);
@@ -65,6 +74,12 @@ extern void at91sam9g45_restart(char, const char *);
/* shutdown */
extern void at91_ioremap_shdwc(u32 base_addr);
+/* Matrix */
+extern void at91_ioremap_matrix(u32 base_addr);
+
+/* Ram Controler */
+extern void at91_ioremap_ramc(int id, u32 addr, u32 size);
+
/* GPIO */
#define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */
#define AT91RM9200_BGA 4 /* AT91RM9200 BGA package has 4 banks */
@@ -75,5 +90,7 @@ struct at91_gpio_bank {
};
extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks);
extern void __init at91_gpio_irq_setup(void);
+extern int __init at91_gpio_of_irq_setup(struct device_node *node,
+ struct device_node *parent);
extern int at91_extern_irq;
diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index 74d6783eeabb..325837a264c9 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -11,6 +11,7 @@
#include <linux/clk.h>
#include <linux/errno.h>
+#include <linux/device.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
@@ -20,6 +21,10 @@
#include <linux/list.h>
#include <linux/module.h>
#include <linux/io.h>
+#include <linux/irqdomain.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/of_gpio.h>
#include <mach/hardware.h>
#include <mach/at91_pio.h>
@@ -29,9 +34,12 @@
struct at91_gpio_chip {
struct gpio_chip chip;
struct at91_gpio_chip *next; /* Bank sharing same clock */
- int id; /* ID of register bank */
- void __iomem *regbase; /* Base of register bank */
+ int pioc_hwirq; /* PIO bank interrupt identifier on AIC */
+ int pioc_virq; /* PIO bank Linux virtual interrupt */
+ int pioc_idx; /* PIO bank index */
+ void __iomem *regbase; /* PIO bank virtual address */
struct clk *clock; /* associated clock */
+ struct irq_domain *domain; /* associated irq domain */
};
#define to_at91_gpio_chip(c) container_of(c, struct at91_gpio_chip, chip)
@@ -43,8 +51,9 @@ static int at91_gpiolib_direction_output(struct gpio_chip *chip,
unsigned offset, int val);
static int at91_gpiolib_direction_input(struct gpio_chip *chip,
unsigned offset);
+static int at91_gpiolib_to_irq(struct gpio_chip *chip, unsigned offset);
-#define AT91_GPIO_CHIP(name, base_gpio, nr_gpio) \
+#define AT91_GPIO_CHIP(name, nr_gpio) \
{ \
.chip = { \
.label = name, \
@@ -53,20 +62,28 @@ static int at91_gpiolib_direction_input(struct gpio_chip *chip,
.get = at91_gpiolib_get, \
.set = at91_gpiolib_set, \
.dbg_show = at91_gpiolib_dbg_show, \
- .base = base_gpio, \
+ .to_irq = at91_gpiolib_to_irq, \
.ngpio = nr_gpio, \
}, \
}
static struct at91_gpio_chip gpio_chip[] = {
- AT91_GPIO_CHIP("pioA", 0x00, 32),
- AT91_GPIO_CHIP("pioB", 0x20, 32),
- AT91_GPIO_CHIP("pioC", 0x40, 32),
- AT91_GPIO_CHIP("pioD", 0x60, 32),
- AT91_GPIO_CHIP("pioE", 0x80, 32),
+ AT91_GPIO_CHIP("pioA", 32),
+ AT91_GPIO_CHIP("pioB", 32),
+ AT91_GPIO_CHIP("pioC", 32),
+ AT91_GPIO_CHIP("pioD", 32),
+ AT91_GPIO_CHIP("pioE", 32),
};
static int gpio_banks;
+static unsigned long at91_gpio_caps;
+
+/* All PIO controllers support PIO3 features */
+#define AT91_GPIO_CAP_PIO3 (1 << 0)
+
+#define has_pio3() (at91_gpio_caps & AT91_GPIO_CAP_PIO3)
+
+/*--------------------------------------------------------------------------*/
static inline void __iomem *pin_to_controller(unsigned pin)
{
@@ -83,6 +100,25 @@ static inline unsigned pin_to_mask(unsigned pin)
}
+static char peripheral_function(void __iomem *pio, unsigned mask)
+{
+ char ret = 'X';
+ u8 select;
+
+ if (pio) {
+ if (has_pio3()) {
+ select = !!(__raw_readl(pio + PIO_ABCDSR1) & mask);
+ select |= (!!(__raw_readl(pio + PIO_ABCDSR2) & mask) << 1);
+ ret = 'A' + select;
+ } else {
+ ret = __raw_readl(pio + PIO_ABSR) & mask ?
+ 'B' : 'A';
+ }
+ }
+
+ return ret;
+}
+
/*--------------------------------------------------------------------------*/
/* Not all hardware capabilities are exposed through these calls; they
@@ -130,7 +166,14 @@ int __init_or_module at91_set_A_periph(unsigned pin, int use_pullup)
__raw_writel(mask, pio + PIO_IDR);
__raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
- __raw_writel(mask, pio + PIO_ASR);
+ if (has_pio3()) {
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR1) & ~mask,
+ pio + PIO_ABCDSR1);
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR2) & ~mask,
+ pio + PIO_ABCDSR2);
+ } else {
+ __raw_writel(mask, pio + PIO_ASR);
+ }
__raw_writel(mask, pio + PIO_PDR);
return 0;
}
@@ -150,7 +193,14 @@ int __init_or_module at91_set_B_periph(unsigned pin, int use_pullup)
__raw_writel(mask, pio + PIO_IDR);
__raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
- __raw_writel(mask, pio + PIO_BSR);
+ if (has_pio3()) {
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR1) | mask,
+ pio + PIO_ABCDSR1);
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR2) & ~mask,
+ pio + PIO_ABCDSR2);
+ } else {
+ __raw_writel(mask, pio + PIO_BSR);
+ }
__raw_writel(mask, pio + PIO_PDR);
return 0;
}
@@ -158,8 +208,50 @@ EXPORT_SYMBOL(at91_set_B_periph);
/*
- * mux the pin to the gpio controller (instead of "A" or "B" peripheral), and
- * configure it for an input.
+ * mux the pin to the "C" internal peripheral role.
+ */
+int __init_or_module at91_set_C_periph(unsigned pin, int use_pullup)
+{
+ void __iomem *pio = pin_to_controller(pin);
+ unsigned mask = pin_to_mask(pin);
+
+ if (!pio || !has_pio3())
+ return -EINVAL;
+
+ __raw_writel(mask, pio + PIO_IDR);
+ __raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR1) & ~mask, pio + PIO_ABCDSR1);
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR2) | mask, pio + PIO_ABCDSR2);
+ __raw_writel(mask, pio + PIO_PDR);
+ return 0;
+}
+EXPORT_SYMBOL(at91_set_C_periph);
+
+
+/*
+ * mux the pin to the "D" internal peripheral role.
+ */
+int __init_or_module at91_set_D_periph(unsigned pin, int use_pullup)
+{
+ void __iomem *pio = pin_to_controller(pin);
+ unsigned mask = pin_to_mask(pin);
+
+ if (!pio || !has_pio3())
+ return -EINVAL;
+
+ __raw_writel(mask, pio + PIO_IDR);
+ __raw_writel(mask, pio + (use_pullup ? PIO_PUER : PIO_PUDR));
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR1) | mask, pio + PIO_ABCDSR1);
+ __raw_writel(__raw_readl(pio + PIO_ABCDSR2) | mask, pio + PIO_ABCDSR2);
+ __raw_writel(mask, pio + PIO_PDR);
+ return 0;
+}
+EXPORT_SYMBOL(at91_set_D_periph);
+
+
+/*
+ * mux the pin to the gpio controller (instead of "A", "B", "C"
+ * or "D" peripheral), and configure it for an input.
*/
int __init_or_module at91_set_gpio_input(unsigned pin, int use_pullup)
{
@@ -179,8 +271,8 @@ EXPORT_SYMBOL(at91_set_gpio_input);
/*
- * mux the pin to the gpio controller (instead of "A" or "B" peripheral),
- * and configure it for an output.
+ * mux the pin to the gpio controller (instead of "A", "B", "C"
+ * or "D" peripheral), and configure it for an output.
*/
int __init_or_module at91_set_gpio_output(unsigned pin, int value)
{
@@ -210,12 +302,37 @@ int __init_or_module at91_set_deglitch(unsigned pin, int is_on)
if (!pio)
return -EINVAL;
+
+ if (has_pio3() && is_on)
+ __raw_writel(mask, pio + PIO_IFSCDR);
__raw_writel(mask, pio + (is_on ? PIO_IFER : PIO_IFDR));
return 0;
}
EXPORT_SYMBOL(at91_set_deglitch);
/*
+ * enable/disable the debounce filter;
+ */
+int __init_or_module at91_set_debounce(unsigned pin, int is_on, int div)
+{
+ void __iomem *pio = pin_to_controller(pin);
+ unsigned mask = pin_to_mask(pin);
+
+ if (!pio || !has_pio3())
+ return -EINVAL;
+
+ if (is_on) {
+ __raw_writel(mask, pio + PIO_IFSCER);
+ __raw_writel(div & PIO_SCDR_DIV, pio + PIO_SCDR);
+ __raw_writel(mask, pio + PIO_IFER);
+ } else {
+ __raw_writel(mask, pio + PIO_IFDR);
+ }
+ return 0;
+}
+EXPORT_SYMBOL(at91_set_debounce);
+
+/*
* enable/disable the multi-driver; This is only valid for output and
* allows the output pin to run as an open collector output.
*/
@@ -233,6 +350,41 @@ int __init_or_module at91_set_multi_drive(unsigned pin, int is_on)
EXPORT_SYMBOL(at91_set_multi_drive);
/*
+ * enable/disable the pull-down.
+ * If pull-up already enabled while calling the function, we disable it.
+ */
+int __init_or_module at91_set_pulldown(unsigned pin, int is_on)
+{
+ void __iomem *pio = pin_to_controller(pin);
+ unsigned mask = pin_to_mask(pin);
+
+ if (!pio || !has_pio3())
+ return -EINVAL;
+
+ /* Disable pull-up anyway */
+ __raw_writel(mask, pio + PIO_PUDR);
+ __raw_writel(mask, pio + (is_on ? PIO_PPDER : PIO_PPDDR));
+ return 0;
+}
+EXPORT_SYMBOL(at91_set_pulldown);
+
+/*
+ * disable Schmitt trigger
+ */
+int __init_or_module at91_disable_schmitt_trig(unsigned pin)
+{
+ void __iomem *pio = pin_to_controller(pin);
+ unsigned mask = pin_to_mask(pin);
+
+ if (!pio || !has_pio3())
+ return -EINVAL;
+
+ __raw_writel(__raw_readl(pio + PIO_SCHMITT) | mask, pio + PIO_SCHMITT);
+ return 0;
+}
+EXPORT_SYMBOL(at91_disable_schmitt_trig);
+
+/*
* assuming the pin is muxed as a gpio output, set its value.
*/
int at91_set_gpio_value(unsigned pin, int value)
@@ -273,9 +425,9 @@ static u32 backups[MAX_GPIO_BANKS];
static int gpio_irq_set_wake(struct irq_data *d, unsigned state)
{
- unsigned pin = irq_to_gpio(d->irq);
- unsigned mask = pin_to_mask(pin);
- unsigned bank = pin / 32;
+ struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(d);
+ unsigned mask = 1 << d->hwirq;
+ unsigned bank = at91_gpio->pioc_idx;
if (unlikely(bank >= MAX_GPIO_BANKS))
return -EINVAL;
@@ -285,7 +437,7 @@ static int gpio_irq_set_wake(struct irq_data *d, unsigned state)
else
wakeups[bank] &= ~mask;
- irq_set_irq_wake(gpio_chip[bank].id, state);
+ irq_set_irq_wake(at91_gpio->pioc_virq, state);
return 0;
}
@@ -301,9 +453,10 @@ void at91_gpio_suspend(void)
__raw_writel(backups[i], pio + PIO_IDR);
__raw_writel(wakeups[i], pio + PIO_IER);
- if (!wakeups[i])
+ if (!wakeups[i]) {
+ clk_unprepare(gpio_chip[i].clock);
clk_disable(gpio_chip[i].clock);
- else {
+ } else {
#ifdef CONFIG_PM_DEBUG
printk(KERN_DEBUG "GPIO-%c may wake for %08x\n", 'A'+i, wakeups[i]);
#endif
@@ -318,8 +471,10 @@ void at91_gpio_resume(void)
for (i = 0; i < gpio_banks; i++) {
void __iomem *pio = gpio_chip[i].regbase;
- if (!wakeups[i])
- clk_enable(gpio_chip[i].clock);
+ if (!wakeups[i]) {
+ if (clk_prepare(gpio_chip[i].clock) == 0)
+ clk_enable(gpio_chip[i].clock);
+ }
__raw_writel(wakeups[i], pio + PIO_IDR);
__raw_writel(backups[i], pio + PIO_IER);
@@ -335,7 +490,10 @@ void at91_gpio_resume(void)
* To use any AT91_PIN_* as an externally triggered IRQ, first call
* at91_set_gpio_input() then maybe enable its glitch filter.
* Then just request_irq() with the pin ID; it works like any ARM IRQ
- * handler, though it always triggers on rising and falling edges.
+ * handler.
+ * First implementation always triggers on rising and falling edges
+ * whereas the newer PIO3 can be additionally configured to trigger on
+ * level, edge with any polarity.
*
* Alternatively, certain pins may be used directly as IRQ0..IRQ6 after
* configuring them with at91_set_a_periph() or at91_set_b_periph().
@@ -344,9 +502,9 @@ void at91_gpio_resume(void)
static void gpio_irq_mask(struct irq_data *d)
{
- unsigned pin = irq_to_gpio(d->irq);
- void __iomem *pio = pin_to_controller(pin);
- unsigned mask = pin_to_mask(pin);
+ struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(d);
+ void __iomem *pio = at91_gpio->regbase;
+ unsigned mask = 1 << d->hwirq;
if (pio)
__raw_writel(mask, pio + PIO_IDR);
@@ -354,9 +512,9 @@ static void gpio_irq_mask(struct irq_data *d)
static void gpio_irq_unmask(struct irq_data *d)
{
- unsigned pin = irq_to_gpio(d->irq);
- void __iomem *pio = pin_to_controller(pin);
- unsigned mask = pin_to_mask(pin);
+ struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(d);
+ void __iomem *pio = at91_gpio->regbase;
+ unsigned mask = 1 << d->hwirq;
if (pio)
__raw_writel(mask, pio + PIO_IER);
@@ -373,23 +531,66 @@ static int gpio_irq_type(struct irq_data *d, unsigned type)
}
}
+/* Alternate irq type for PIO3 support */
+static int alt_gpio_irq_type(struct irq_data *d, unsigned type)
+{
+ struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(d);
+ void __iomem *pio = at91_gpio->regbase;
+ unsigned mask = 1 << d->hwirq;
+
+ switch (type) {
+ case IRQ_TYPE_EDGE_RISING:
+ __raw_writel(mask, pio + PIO_ESR);
+ __raw_writel(mask, pio + PIO_REHLSR);
+ break;
+ case IRQ_TYPE_EDGE_FALLING:
+ __raw_writel(mask, pio + PIO_ESR);
+ __raw_writel(mask, pio + PIO_FELLSR);
+ break;
+ case IRQ_TYPE_LEVEL_LOW:
+ __raw_writel(mask, pio + PIO_LSR);
+ __raw_writel(mask, pio + PIO_FELLSR);
+ break;
+ case IRQ_TYPE_LEVEL_HIGH:
+ __raw_writel(mask, pio + PIO_LSR);
+ __raw_writel(mask, pio + PIO_REHLSR);
+ break;
+ case IRQ_TYPE_EDGE_BOTH:
+ /*
+ * disable additional interrupt modes:
+ * fall back to default behavior
+ */
+ __raw_writel(mask, pio + PIO_AIMDR);
+ return 0;
+ case IRQ_TYPE_NONE:
+ default:
+ pr_warn("AT91: No type for irq %d\n", gpio_to_irq(d->irq));
+ return -EINVAL;
+ }
+
+ /* enable additional interrupt modes */
+ __raw_writel(mask, pio + PIO_AIMER);
+
+ return 0;
+}
+
static struct irq_chip gpio_irqchip = {
.name = "GPIO",
.irq_disable = gpio_irq_mask,
.irq_mask = gpio_irq_mask,
.irq_unmask = gpio_irq_unmask,
- .irq_set_type = gpio_irq_type,
+ /* .irq_set_type is set dynamically */
.irq_set_wake = gpio_irq_set_wake,
};
static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
{
- unsigned irq_pin;
struct irq_data *idata = irq_desc_get_irq_data(desc);
struct irq_chip *chip = irq_data_get_irq_chip(idata);
struct at91_gpio_chip *at91_gpio = irq_data_get_irq_chip_data(idata);
void __iomem *pio = at91_gpio->regbase;
- u32 isr;
+ unsigned long isr;
+ int n;
/* temporarily mask (level sensitive) parent IRQ */
chip->irq_ack(idata);
@@ -407,13 +608,10 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
continue;
}
- irq_pin = gpio_to_irq(at91_gpio->chip.base);
-
- while (isr) {
- if (isr & 1)
- generic_handle_irq(irq_pin);
- irq_pin++;
- isr >>= 1;
+ n = find_first_bit(&isr, BITS_PER_LONG);
+ while (n < BITS_PER_LONG) {
+ generic_handle_irq(irq_find_mapping(at91_gpio->domain, n));
+ n = find_next_bit(&isr, BITS_PER_LONG, n + 1);
}
}
chip->irq_unmask(idata);
@@ -424,6 +622,33 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
#ifdef CONFIG_DEBUG_FS
+static void gpio_printf(struct seq_file *s, void __iomem *pio, unsigned mask)
+{
+ char *trigger = NULL;
+ char *polarity = NULL;
+
+ if (__raw_readl(pio + PIO_IMR) & mask) {
+ if (!has_pio3() || !(__raw_readl(pio + PIO_AIMMR) & mask )) {
+ trigger = "edge";
+ polarity = "both";
+ } else {
+ if (__raw_readl(pio + PIO_ELSR) & mask) {
+ trigger = "level";
+ polarity = __raw_readl(pio + PIO_FRLHSR) & mask ?
+ "high" : "low";
+ } else {
+ trigger = "edge";
+ polarity = __raw_readl(pio + PIO_FRLHSR) & mask ?
+ "rising" : "falling";
+ }
+ }
+ seq_printf(s, "IRQ:%s-%s\t", trigger, polarity);
+ } else {
+ seq_printf(s, "GPIO:%s\t\t",
+ __raw_readl(pio + PIO_PDSR) & mask ? "1" : "0");
+ }
+}
+
static int at91_gpio_show(struct seq_file *s, void *unused)
{
int bank, j;
@@ -431,7 +656,7 @@ static int at91_gpio_show(struct seq_file *s, void *unused)
/* print heading */
seq_printf(s, "Pin\t");
for (bank = 0; bank < gpio_banks; bank++) {
- seq_printf(s, "PIO%c\t", 'A' + bank);
+ seq_printf(s, "PIO%c\t\t", 'A' + bank);
};
seq_printf(s, "\n\n");
@@ -445,11 +670,10 @@ static int at91_gpio_show(struct seq_file *s, void *unused)
unsigned mask = pin_to_mask(pin);
if (__raw_readl(pio + PIO_PSR) & mask)
- seq_printf(s, "GPIO:%s", __raw_readl(pio + PIO_PDSR) & mask ? "1" : "0");
+ gpio_printf(s, pio, mask);
else
- seq_printf(s, "%s", __raw_readl(pio + PIO_ABSR) & mask ? "B" : "A");
-
- seq_printf(s, "\t");
+ seq_printf(s, "%c\t\t",
+ peripheral_function(pio, mask));
}
seq_printf(s, "\n");
@@ -488,46 +712,152 @@ postcore_initcall(at91_gpio_debugfs_init);
*/
static struct lock_class_key gpio_lock_class;
+#if defined(CONFIG_OF)
+static int at91_gpio_irq_map(struct irq_domain *h, unsigned int virq,
+ irq_hw_number_t hw)
+{
+ struct at91_gpio_chip *at91_gpio = h->host_data;
+
+ irq_set_lockdep_class(virq, &gpio_lock_class);
+
+ /*
+ * Can use the "simple" and not "edge" handler since it's
+ * shorter, and the AIC handles interrupts sanely.
+ */
+ irq_set_chip_and_handler(virq, &gpio_irqchip,
+ handle_simple_irq);
+ set_irq_flags(virq, IRQF_VALID);
+ irq_set_chip_data(virq, at91_gpio);
+
+ return 0;
+}
+
+static struct irq_domain_ops at91_gpio_ops = {
+ .map = at91_gpio_irq_map,
+ .xlate = irq_domain_xlate_twocell,
+};
+
+int __init at91_gpio_of_irq_setup(struct device_node *node,
+ struct device_node *parent)
+{
+ struct at91_gpio_chip *prev = NULL;
+ int alias_idx = of_alias_get_id(node, "gpio");
+ struct at91_gpio_chip *at91_gpio = &gpio_chip[alias_idx];
+
+ /* Setup proper .irq_set_type function */
+ if (has_pio3())
+ gpio_irqchip.irq_set_type = alt_gpio_irq_type;
+ else
+ gpio_irqchip.irq_set_type = gpio_irq_type;
+
+ /* Disable irqs of this PIO controller */
+ __raw_writel(~0, at91_gpio->regbase + PIO_IDR);
+
+ /* Setup irq domain */
+ at91_gpio->domain = irq_domain_add_linear(node, at91_gpio->chip.ngpio,
+ &at91_gpio_ops, at91_gpio);
+ if (!at91_gpio->domain)
+ panic("at91_gpio.%d: couldn't allocate irq domain (DT).\n",
+ at91_gpio->pioc_idx);
+
+ /* Setup chained handler */
+ if (at91_gpio->pioc_idx)
+ prev = &gpio_chip[at91_gpio->pioc_idx - 1];
+
+ /* The toplevel handler handles one bank of GPIOs, except
+ * on some SoC it can handles up to three...
+ * We only set up the handler for the first of the list.
+ */
+ if (prev && prev->next == at91_gpio)
+ return 0;
+
+ at91_gpio->pioc_virq = irq_create_mapping(irq_find_host(parent),
+ at91_gpio->pioc_hwirq);
+ irq_set_chip_data(at91_gpio->pioc_virq, at91_gpio);
+ irq_set_chained_handler(at91_gpio->pioc_virq, gpio_irq_handler);
+
+ return 0;
+}
+#else
+int __init at91_gpio_of_irq_setup(struct device_node *node,
+ struct device_node *parent)
+{
+ return -EINVAL;
+}
+#endif
+
+/*
+ * irqdomain initialization: pile up irqdomains on top of AIC range
+ */
+static void __init at91_gpio_irqdomain(struct at91_gpio_chip *at91_gpio)
+{
+ int irq_base;
+
+ irq_base = irq_alloc_descs(-1, 0, at91_gpio->chip.ngpio, 0);
+ if (irq_base < 0)
+ panic("at91_gpio.%d: error %d: couldn't allocate IRQ numbers.\n",
+ at91_gpio->pioc_idx, irq_base);
+ at91_gpio->domain = irq_domain_add_legacy(NULL, at91_gpio->chip.ngpio,
+ irq_base, 0,
+ &irq_domain_simple_ops, NULL);
+ if (!at91_gpio->domain)
+ panic("at91_gpio.%d: couldn't allocate irq domain.\n",
+ at91_gpio->pioc_idx);
+}
+
/*
* Called from the processor-specific init to enable GPIO interrupt support.
*/
void __init at91_gpio_irq_setup(void)
{
- unsigned pioc, irq = gpio_to_irq(0);
+ unsigned pioc;
+ int gpio_irqnbr = 0;
struct at91_gpio_chip *this, *prev;
+ /* Setup proper .irq_set_type function */
+ if (has_pio3())
+ gpio_irqchip.irq_set_type = alt_gpio_irq_type;
+ else
+ gpio_irqchip.irq_set_type = gpio_irq_type;
+
for (pioc = 0, this = gpio_chip, prev = NULL;
pioc++ < gpio_banks;
prev = this, this++) {
- unsigned id = this->id;
- unsigned i;
+ int offset;
__raw_writel(~0, this->regbase + PIO_IDR);
- for (i = 0, irq = gpio_to_irq(this->chip.base); i < 32;
- i++, irq++) {
- irq_set_lockdep_class(irq, &gpio_lock_class);
+ /* setup irq domain for this GPIO controller */
+ at91_gpio_irqdomain(this);
+
+ for (offset = 0; offset < this->chip.ngpio; offset++) {
+ unsigned int virq = irq_find_mapping(this->domain, offset);
+ irq_set_lockdep_class(virq, &gpio_lock_class);
/*
* Can use the "simple" and not "edge" handler since it's
* shorter, and the AIC handles interrupts sanely.
*/
- irq_set_chip_and_handler(irq, &gpio_irqchip,
+ irq_set_chip_and_handler(virq, &gpio_irqchip,
handle_simple_irq);
- set_irq_flags(irq, IRQF_VALID);
+ set_irq_flags(virq, IRQF_VALID);
+ irq_set_chip_data(virq, this);
+
+ gpio_irqnbr++;
}
/* The toplevel handler handles one bank of GPIOs, except
- * AT91SAM9263_ID_PIOCDE handles three... PIOC is first in
- * the list, so we only set up that handler.
+ * on some SoC it can handles up to three...
+ * We only set up the handler for the first of the list.
*/
if (prev && prev->next == this)
continue;
- irq_set_chip_data(id, this);
- irq_set_chained_handler(id, gpio_irq_handler);
+ this->pioc_virq = irq_create_mapping(NULL, this->pioc_hwirq);
+ irq_set_chip_data(this->pioc_virq, this);
+ irq_set_chained_handler(this->pioc_virq, gpio_irq_handler);
}
- pr_info("AT91: %d gpio irqs in %d banks\n", irq - gpio_to_irq(0), gpio_banks);
+ pr_info("AT91: %d gpio irqs in %d banks\n", gpio_irqnbr, gpio_banks);
}
/* gpiolib support */
@@ -593,48 +923,175 @@ static void at91_gpiolib_dbg_show(struct seq_file *s, struct gpio_chip *chip)
at91_get_gpio_value(pin) ?
"set" : "clear");
else
- seq_printf(s, "[periph %s]\n",
- __raw_readl(pio + PIO_ABSR) &
- mask ? "B" : "A");
+ seq_printf(s, "[periph %c]\n",
+ peripheral_function(pio, mask));
}
}
}
+static int at91_gpiolib_to_irq(struct gpio_chip *chip, unsigned offset)
+{
+ struct at91_gpio_chip *at91_gpio = to_at91_gpio_chip(chip);
+ int virq;
+
+ if (offset < chip->ngpio)
+ virq = irq_create_mapping(at91_gpio->domain, offset);
+ else
+ virq = -ENXIO;
+
+ dev_dbg(chip->dev, "%s: request IRQ for GPIO %d, return %d\n",
+ chip->label, offset + chip->base, virq);
+ return virq;
+}
+
+static int __init at91_gpio_setup_clk(int idx)
+{
+ struct at91_gpio_chip *at91_gpio = &gpio_chip[idx];
+
+ /* retreive PIO controller's clock */
+ at91_gpio->clock = clk_get_sys(NULL, at91_gpio->chip.label);
+ if (IS_ERR(at91_gpio->clock)) {
+ pr_err("at91_gpio.%d, failed to get clock, ignoring.\n", idx);
+ goto err;
+ }
+
+ if (clk_prepare(at91_gpio->clock))
+ goto clk_prep_err;
+
+ /* enable PIO controller's clock */
+ if (clk_enable(at91_gpio->clock)) {
+ pr_err("at91_gpio.%d, failed to enable clock, ignoring.\n", idx);
+ goto clk_err;
+ }
+
+ return 0;
+
+clk_err:
+ clk_unprepare(at91_gpio->clock);
+clk_prep_err:
+ clk_put(at91_gpio->clock);
+err:
+ return -EINVAL;
+}
+
+#ifdef CONFIG_OF_GPIO
+static void __init of_at91_gpio_init_one(struct device_node *np)
+{
+ int alias_idx;
+ struct at91_gpio_chip *at91_gpio;
+
+ if (!np)
+ return;
+
+ alias_idx = of_alias_get_id(np, "gpio");
+ if (alias_idx >= MAX_GPIO_BANKS) {
+ pr_err("at91_gpio, failed alias idx(%d) > MAX_GPIO_BANKS(%d), ignoring.\n",
+ alias_idx, MAX_GPIO_BANKS);
+ return;
+ }
+
+ at91_gpio = &gpio_chip[alias_idx];
+ at91_gpio->chip.base = alias_idx * at91_gpio->chip.ngpio;
+
+ at91_gpio->regbase = of_iomap(np, 0);
+ if (!at91_gpio->regbase) {
+ pr_err("at91_gpio.%d, failed to map registers, ignoring.\n",
+ alias_idx);
+ return;
+ }
+
+ /* Get the interrupts property */
+ if (of_property_read_u32(np, "interrupts", &at91_gpio->pioc_hwirq)) {
+ pr_err("at91_gpio.%d, failed to get interrupts property, ignoring.\n",
+ alias_idx);
+ goto ioremap_err;
+ }
+
+ /* Get capabilities from compatibility property */
+ if (of_device_is_compatible(np, "atmel,at91sam9x5-gpio"))
+ at91_gpio_caps |= AT91_GPIO_CAP_PIO3;
+
+ /* Setup clock */
+ if (at91_gpio_setup_clk(alias_idx))
+ goto ioremap_err;
+
+ at91_gpio->chip.of_node = np;
+ gpio_banks = max(gpio_banks, alias_idx + 1);
+ at91_gpio->pioc_idx = alias_idx;
+ return;
+
+ioremap_err:
+ iounmap(at91_gpio->regbase);
+}
+
+static int __init of_at91_gpio_init(void)
+{
+ struct device_node *np = NULL;
+
+ /*
+ * This isn't ideal, but it gets things hooked up until this
+ * driver is converted into a platform_device
+ */
+ for_each_compatible_node(np, NULL, "atmel,at91rm9200-gpio")
+ of_at91_gpio_init_one(np);
+
+ return gpio_banks > 0 ? 0 : -EINVAL;
+}
+#else
+static int __init of_at91_gpio_init(void)
+{
+ return -EINVAL;
+}
+#endif
+
+static void __init at91_gpio_init_one(int idx, u32 regbase, int pioc_hwirq)
+{
+ struct at91_gpio_chip *at91_gpio = &gpio_chip[idx];
+
+ at91_gpio->chip.base = idx * at91_gpio->chip.ngpio;
+ at91_gpio->pioc_hwirq = pioc_hwirq;
+ at91_gpio->pioc_idx = idx;
+
+ at91_gpio->regbase = ioremap(regbase, 512);
+ if (!at91_gpio->regbase) {
+ pr_err("at91_gpio.%d, failed to map registers, ignoring.\n", idx);
+ return;
+ }
+
+ if (at91_gpio_setup_clk(idx))
+ goto ioremap_err;
+
+ gpio_banks = max(gpio_banks, idx + 1);
+ return;
+
+ioremap_err:
+ iounmap(at91_gpio->regbase);
+}
+
/*
* Called from the processor-specific init to enable GPIO pin support.
*/
void __init at91_gpio_init(struct at91_gpio_bank *data, int nr_banks)
{
- unsigned i;
+ unsigned i;
struct at91_gpio_chip *at91_gpio, *last = NULL;
BUG_ON(nr_banks > MAX_GPIO_BANKS);
- gpio_banks = nr_banks;
+ if (of_at91_gpio_init() < 0) {
+ /* No GPIO controller found in device tree */
+ for (i = 0; i < nr_banks; i++)
+ at91_gpio_init_one(i, data[i].regbase, data[i].id);
+ }
- for (i = 0; i < nr_banks; i++) {
+ for (i = 0; i < gpio_banks; i++) {
at91_gpio = &gpio_chip[i];
- at91_gpio->id = data[i].id;
- at91_gpio->chip.base = i * 32;
-
- at91_gpio->regbase = ioremap(data[i].regbase, 512);
- if (!at91_gpio->regbase) {
- pr_err("at91_gpio.%d, failed to map registers, ignoring.\n", i);
- continue;
- }
-
- at91_gpio->clock = clk_get_sys(NULL, at91_gpio->chip.label);
- if (!at91_gpio->clock) {
- pr_err("at91_gpio.%d, failed to get clock, ignoring.\n", i);
- continue;
- }
-
- /* enable PIO controller's clock */
- clk_enable(at91_gpio->clock);
-
- /* AT91SAM9263_ID_PIOCDE groups PIOC, PIOD, PIOE */
- if (last && last->id == at91_gpio->id)
+ /*
+ * GPIO controller are grouped on some SoC:
+ * PIOC, PIOD and PIOE can share the same IRQ line
+ */
+ if (last && last->pioc_hwirq == at91_gpio->pioc_hwirq)
last->next = at91_gpio;
last = at91_gpio;
diff --git a/arch/arm/mach-at91/include/mach/at91_matrix.h b/arch/arm/mach-at91/include/mach/at91_matrix.h
new file mode 100644
index 000000000000..02fae9de746b
--- /dev/null
+++ b/arch/arm/mach-at91/include/mach/at91_matrix.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * Under GPLv2
+ */
+
+#ifndef __MACH_AT91_MATRIX_H__
+#define __MACH_AT91_MATRIX_H__
+
+#ifndef __ASSEMBLY__
+extern void __iomem *at91_matrix_base;
+
+#define at91_matrix_read(field) \
+ __raw_readl(at91_matrix_base + field)
+
+#define at91_matrix_write(field, value) \
+ __raw_writel(value, at91_matrix_base + field);
+
+#else
+.extern at91_matrix_base
+#endif
+
+#endif /* __MACH_AT91_MATRIX_H__ */
diff --git a/arch/arm/mach-at91/include/mach/at91_pio.h b/arch/arm/mach-at91/include/mach/at91_pio.h
index c6a31bf8a5c6..732b11c37f1a 100644
--- a/arch/arm/mach-at91/include/mach/at91_pio.h
+++ b/arch/arm/mach-at91/include/mach/at91_pio.h
@@ -40,10 +40,35 @@
#define PIO_PUER 0x64 /* Pull-up Enable Register */
#define PIO_PUSR 0x68 /* Pull-up Status Register */
#define PIO_ASR 0x70 /* Peripheral A Select Register */
+#define PIO_ABCDSR1 0x70 /* Peripheral ABCD Select Register 1 [some sam9 only] */
#define PIO_BSR 0x74 /* Peripheral B Select Register */
+#define PIO_ABCDSR2 0x74 /* Peripheral ABCD Select Register 2 [some sam9 only] */
#define PIO_ABSR 0x78 /* AB Status Register */
+#define PIO_IFSCDR 0x80 /* Input Filter Slow Clock Disable Register */
+#define PIO_IFSCER 0x84 /* Input Filter Slow Clock Enable Register */
+#define PIO_IFSCSR 0x88 /* Input Filter Slow Clock Status Register */
+#define PIO_SCDR 0x8c /* Slow Clock Divider Debouncing Register */
+#define PIO_SCDR_DIV (0x3fff << 0) /* Slow Clock Divider Mask */
+#define PIO_PPDDR 0x90 /* Pad Pull-down Disable Register */
+#define PIO_PPDER 0x94 /* Pad Pull-down Enable Register */
+#define PIO_PPDSR 0x98 /* Pad Pull-down Status Register */
#define PIO_OWER 0xa0 /* Output Write Enable Register */
#define PIO_OWDR 0xa4 /* Output Write Disable Register */
#define PIO_OWSR 0xa8 /* Output Write Status Register */
+#define PIO_AIMER 0xb0 /* Additional Interrupt Modes Enable Register */
+#define PIO_AIMDR 0xb4 /* Additional Interrupt Modes Disable Register */
+#define PIO_AIMMR 0xb8 /* Additional Interrupt Modes Mask Register */
+#define PIO_ESR 0xc0 /* Edge Select Register */
+#define PIO_LSR 0xc4 /* Level Select Register */
+#define PIO_ELSR 0xc8 /* Edge/Level Status Register */
+#define PIO_FELLSR 0xd0 /* Falling Edge/Low Level Select Register */
+#define PIO_REHLSR 0xd4 /* Rising Edge/ High Level Select Register */
+#define PIO_FRLHSR 0xd8 /* Fall/Rise - Low/High Status Register */
+#define PIO_SCHMITT 0x100 /* Schmitt Trigger Register */
+
+#define ABCDSR_PERIPH_A 0x0
+#define ABCDSR_PERIPH_B 0x1
+#define ABCDSR_PERIPH_C 0x2
+#define ABCDSR_PERIPH_D 0x3
#endif
diff --git a/arch/arm/mach-at91/include/mach/at91_pmc.h b/arch/arm/mach-at91/include/mach/at91_pmc.h
index e46f93e34aab..36604782a78f 100644
--- a/arch/arm/mach-at91/include/mach/at91_pmc.h
+++ b/arch/arm/mach-at91/include/mach/at91_pmc.h
@@ -16,17 +16,27 @@
#ifndef AT91_PMC_H
#define AT91_PMC_H
-#define AT91_PMC_SCER (AT91_PMC + 0x00) /* System Clock Enable Register */
-#define AT91_PMC_SCDR (AT91_PMC + 0x04) /* System Clock Disable Register */
+#ifndef __ASSEMBLY__
+extern void __iomem *at91_pmc_base;
-#define AT91_PMC_SCSR (AT91_PMC + 0x08) /* System Clock Status Register */
+#define at91_pmc_read(field) \
+ __raw_readl(at91_pmc_base + field)
+
+#define at91_pmc_write(field, value) \
+ __raw_writel(value, at91_pmc_base + field)
+#else
+.extern at91_aic_base
+#endif
+
+#define AT91_PMC_SCER 0x00 /* System Clock Enable Register */
+#define AT91_PMC_SCDR 0x04 /* System Clock Disable Register */
+
+#define AT91_PMC_SCSR 0x08 /* System Clock Status Register */
#define AT91_PMC_PCK (1 << 0) /* Processor Clock */
#define AT91RM9200_PMC_UDP (1 << 1) /* USB Devcice Port Clock [AT91RM9200 only] */
#define AT91RM9200_PMC_MCKUDP (1 << 2) /* USB Device Port Master Clock Automatic Disable on Suspend [AT91RM9200 only] */
-#define AT91CAP9_PMC_DDR (1 << 2) /* DDR Clock [CAP9 revC & some SAM9 only] */
#define AT91RM9200_PMC_UHP (1 << 4) /* USB Host Port Clock [AT91RM9200 only] */
#define AT91SAM926x_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91SAM926x only] */
-#define AT91CAP9_PMC_UHP (1 << 6) /* USB Host Port Clock [AT91CAP9 only] */
#define AT91SAM926x_PMC_UDP (1 << 7) /* USB Devcice Port Clock [AT91SAM926x only] */
#define AT91_PMC_PCK0 (1 << 8) /* Programmable Clock 0 */
#define AT91_PMC_PCK1 (1 << 9) /* Programmable Clock 1 */
@@ -36,27 +46,31 @@
#define AT91_PMC_HCK0 (1 << 16) /* AHB Clock (USB host) [AT91SAM9261 only] */
#define AT91_PMC_HCK1 (1 << 17) /* AHB Clock (LCD) [AT91SAM9261 only] */
-#define AT91_PMC_PCER (AT91_PMC + 0x10) /* Peripheral Clock Enable Register */
-#define AT91_PMC_PCDR (AT91_PMC + 0x14) /* Peripheral Clock Disable Register */
-#define AT91_PMC_PCSR (AT91_PMC + 0x18) /* Peripheral Clock Status Register */
+#define AT91_PMC_PCER 0x10 /* Peripheral Clock Enable Register */
+#define AT91_PMC_PCDR 0x14 /* Peripheral Clock Disable Register */
+#define AT91_PMC_PCSR 0x18 /* Peripheral Clock Status Register */
-#define AT91_CKGR_UCKR (AT91_PMC + 0x1C) /* UTMI Clock Register [some SAM9, CAP9] */
+#define AT91_CKGR_UCKR 0x1C /* UTMI Clock Register [some SAM9] */
#define AT91_PMC_UPLLEN (1 << 16) /* UTMI PLL Enable */
#define AT91_PMC_UPLLCOUNT (0xf << 20) /* UTMI PLL Start-up Time */
#define AT91_PMC_BIASEN (1 << 24) /* UTMI BIAS Enable */
#define AT91_PMC_BIASCOUNT (0xf << 28) /* UTMI BIAS Start-up Time */
-#define AT91_CKGR_MOR (AT91_PMC + 0x20) /* Main Oscillator Register [not on SAM9RL] */
-#define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
-#define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass [SAM9x, CAP9] */
-#define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
+#define AT91_CKGR_MOR 0x20 /* Main Oscillator Register [not on SAM9RL] */
+#define AT91_PMC_MOSCEN (1 << 0) /* Main Oscillator Enable */
+#define AT91_PMC_OSCBYPASS (1 << 1) /* Oscillator Bypass */
+#define AT91_PMC_MOSCRCEN (1 << 3) /* Main On-Chip RC Oscillator Enable [some SAM9] */
+#define AT91_PMC_OSCOUNT (0xff << 8) /* Main Oscillator Start-up Time */
+#define AT91_PMC_KEY (0x37 << 16) /* MOR Writing Key */
+#define AT91_PMC_MOSCSEL (1 << 24) /* Main Oscillator Selection [some SAM9] */
+#define AT91_PMC_CFDEN (1 << 25) /* Clock Failure Detector Enable [some SAM9] */
-#define AT91_CKGR_MCFR (AT91_PMC + 0x24) /* Main Clock Frequency Register */
+#define AT91_CKGR_MCFR 0x24 /* Main Clock Frequency Register */
#define AT91_PMC_MAINF (0xffff << 0) /* Main Clock Frequency */
#define AT91_PMC_MAINRDY (1 << 16) /* Main Clock Ready */
-#define AT91_CKGR_PLLAR (AT91_PMC + 0x28) /* PLL A Register */
-#define AT91_CKGR_PLLBR (AT91_PMC + 0x2c) /* PLL B Register */
+#define AT91_CKGR_PLLAR 0x28 /* PLL A Register */
+#define AT91_CKGR_PLLBR 0x2c /* PLL B Register */
#define AT91_PMC_DIV (0xff << 0) /* Divider */
#define AT91_PMC_PLLCOUNT (0x3f << 8) /* PLL Counter */
#define AT91_PMC_OUT (3 << 14) /* PLL Clock Frequency Range */
@@ -67,27 +81,37 @@
#define AT91_PMC_USBDIV_4 (2 << 28)
#define AT91_PMC_USB96M (1 << 28) /* Divider by 2 Enable (PLLB only) */
-#define AT91_PMC_MCKR (AT91_PMC + 0x30) /* Master Clock Register */
+#define AT91_PMC_MCKR 0x30 /* Master Clock Register */
#define AT91_PMC_CSS (3 << 0) /* Master Clock Selection */
#define AT91_PMC_CSS_SLOW (0 << 0)
#define AT91_PMC_CSS_MAIN (1 << 0)
#define AT91_PMC_CSS_PLLA (2 << 0)
#define AT91_PMC_CSS_PLLB (3 << 0)
#define AT91_PMC_CSS_UPLL (3 << 0) /* [some SAM9 only] */
-#define AT91_PMC_PRES (7 << 2) /* Master Clock Prescaler */
-#define AT91_PMC_PRES_1 (0 << 2)
-#define AT91_PMC_PRES_2 (1 << 2)
-#define AT91_PMC_PRES_4 (2 << 2)
-#define AT91_PMC_PRES_8 (3 << 2)
-#define AT91_PMC_PRES_16 (4 << 2)
-#define AT91_PMC_PRES_32 (5 << 2)
-#define AT91_PMC_PRES_64 (6 << 2)
+#define PMC_PRES_OFFSET 2
+#define AT91_PMC_PRES (7 << PMC_PRES_OFFSET) /* Master Clock Prescaler */
+#define AT91_PMC_PRES_1 (0 << PMC_PRES_OFFSET)
+#define AT91_PMC_PRES_2 (1 << PMC_PRES_OFFSET)
+#define AT91_PMC_PRES_4 (2 << PMC_PRES_OFFSET)
+#define AT91_PMC_PRES_8 (3 << PMC_PRES_OFFSET)
+#define AT91_PMC_PRES_16 (4 << PMC_PRES_OFFSET)
+#define AT91_PMC_PRES_32 (5 << PMC_PRES_OFFSET)
+#define AT91_PMC_PRES_64 (6 << PMC_PRES_OFFSET)
+#define PMC_ALT_PRES_OFFSET 4
+#define AT91_PMC_ALT_PRES (7 << PMC_ALT_PRES_OFFSET) /* Master Clock Prescaler [alternate location] */
+#define AT91_PMC_ALT_PRES_1 (0 << PMC_ALT_PRES_OFFSET)
+#define AT91_PMC_ALT_PRES_2 (1 << PMC_ALT_PRES_OFFSET)
+#define AT91_PMC_ALT_PRES_4 (2 << PMC_ALT_PRES_OFFSET)
+#define AT91_PMC_ALT_PRES_8 (3 << PMC_ALT_PRES_OFFSET)
+#define AT91_PMC_ALT_PRES_16 (4 << PMC_ALT_PRES_OFFSET)
+#define AT91_PMC_ALT_PRES_32 (5 << PMC_ALT_PRES_OFFSET)
+#define AT91_PMC_ALT_PRES_64 (6 << PMC_ALT_PRES_OFFSET)
#define AT91_PMC_MDIV (3 << 8) /* Master Clock Division */
#define AT91RM9200_PMC_MDIV_1 (0 << 8) /* [AT91RM9200 only] */
#define AT91RM9200_PMC_MDIV_2 (1 << 8)
#define AT91RM9200_PMC_MDIV_3 (2 << 8)
#define AT91RM9200_PMC_MDIV_4 (3 << 8)
-#define AT91SAM9_PMC_MDIV_1 (0 << 8) /* [SAM9,CAP9 only] */
+#define AT91SAM9_PMC_MDIV_1 (0 << 8) /* [SAM9 only] */
#define AT91SAM9_PMC_MDIV_2 (1 << 8)
#define AT91SAM9_PMC_MDIV_4 (2 << 8)
#define AT91SAM9_PMC_MDIV_6 (3 << 8) /* [some SAM9 only] */
@@ -99,35 +123,55 @@
#define AT91_PMC_PLLADIV2_OFF (0 << 12)
#define AT91_PMC_PLLADIV2_ON (1 << 12)
-#define AT91_PMC_USB (AT91_PMC + 0x38) /* USB Clock Register [some SAM9 only] */
+#define AT91_PMC_USB 0x38 /* USB Clock Register [some SAM9 only] */
#define AT91_PMC_USBS (0x1 << 0) /* USB OHCI Input clock selection */
#define AT91_PMC_USBS_PLLA (0 << 0)
#define AT91_PMC_USBS_UPLL (1 << 0)
#define AT91_PMC_OHCIUSBDIV (0xF << 8) /* Divider for USB OHCI Clock */
-#define AT91_PMC_PCKR(n) (AT91_PMC + 0x40 + ((n) * 4)) /* Programmable Clock 0-N Registers */
+#define AT91_PMC_SMD 0x3c /* Soft Modem Clock Register [some SAM9 only] */
+#define AT91_PMC_SMDS (0x1 << 0) /* SMD input clock selection */
+#define AT91_PMC_SMD_DIV (0x1f << 8) /* SMD input clock divider */
+#define AT91_PMC_SMDDIV(n) (((n) << 8) & AT91_PMC_SMD_DIV)
+
+#define AT91_PMC_PCKR(n) (0x40 + ((n) * 4)) /* Programmable Clock 0-N Registers */
+#define AT91_PMC_ALT_PCKR_CSS (0x7 << 0) /* Programmable Clock Source Selection [alternate length] */
+#define AT91_PMC_CSS_MASTER (4 << 0) /* [some SAM9 only] */
#define AT91_PMC_CSSMCK (0x1 << 8) /* CSS or Master Clock Selection */
#define AT91_PMC_CSSMCK_CSS (0 << 8)
#define AT91_PMC_CSSMCK_MCK (1 << 8)
-#define AT91_PMC_IER (AT91_PMC + 0x60) /* Interrupt Enable Register */
-#define AT91_PMC_IDR (AT91_PMC + 0x64) /* Interrupt Disable Register */
-#define AT91_PMC_SR (AT91_PMC + 0x68) /* Status Register */
+#define AT91_PMC_IER 0x60 /* Interrupt Enable Register */
+#define AT91_PMC_IDR 0x64 /* Interrupt Disable Register */
+#define AT91_PMC_SR 0x68 /* Status Register */
#define AT91_PMC_MOSCS (1 << 0) /* MOSCS Flag */
#define AT91_PMC_LOCKA (1 << 1) /* PLLA Lock */
#define AT91_PMC_LOCKB (1 << 2) /* PLLB Lock */
#define AT91_PMC_MCKRDY (1 << 3) /* Master Clock */
-#define AT91_PMC_LOCKU (1 << 6) /* UPLL Lock [some SAM9, AT91CAP9 only] */
-#define AT91_PMC_OSCSEL (1 << 7) /* Slow Clock Oscillator [AT91CAP9 revC only] */
+#define AT91_PMC_LOCKU (1 << 6) /* UPLL Lock [some SAM9] */
#define AT91_PMC_PCK0RDY (1 << 8) /* Programmable Clock 0 */
#define AT91_PMC_PCK1RDY (1 << 9) /* Programmable Clock 1 */
#define AT91_PMC_PCK2RDY (1 << 10) /* Programmable Clock 2 */
#define AT91_PMC_PCK3RDY (1 << 11) /* Programmable Clock 3 */
-#define AT91_PMC_IMR (AT91_PMC + 0x6c) /* Interrupt Mask Register */
+#define AT91_PMC_MOSCSELS (1 << 16) /* Main Oscillator Selection [some SAM9] */
+#define AT91_PMC_MOSCRCS (1 << 17) /* Main On-Chip RC [some SAM9] */
+#define AT91_PMC_CFDEV (1 << 18) /* Clock Failure Detector Event [some SAM9] */
+#define AT91_PMC_IMR 0x6c /* Interrupt Mask Register */
+
+#define AT91_PMC_PROT 0xe4 /* Write Protect Mode Register [some SAM9] */
+#define AT91_PMC_WPEN (0x1 << 0) /* Write Protect Enable */
+#define AT91_PMC_WPKEY (0xffffff << 8) /* Write Protect Key */
+#define AT91_PMC_PROTKEY (0x504d43 << 8) /* Activation Code */
-#define AT91_PMC_PROT (AT91_PMC + 0xe4) /* Protect Register [AT91CAP9 revC only] */
-#define AT91_PMC_PROTKEY 0x504d4301 /* Activation Code */
+#define AT91_PMC_WPSR 0xe8 /* Write Protect Status Register [some SAM9] */
+#define AT91_PMC_WPVS (0x1 << 0) /* Write Protect Violation Status */
+#define AT91_PMC_WPVSRC (0xffff << 8) /* Write Protect Violation Source */
-#define AT91_PMC_VER (AT91_PMC + 0xfc) /* PMC Module Version [AT91CAP9 only] */
+#define AT91_PMC_PCR 0x10c /* Peripheral Control Register [some SAM9] */
+#define AT91_PMC_PCR_PID (0x3f << 0) /* Peripheral ID */
+#define AT91_PMC_PCR_CMD (0x1 << 12) /* Command */
+#define AT91_PMC_PCR_DIV (0x3 << 16) /* Divisor Value */
+#define AT91_PMC_PCRDIV(n) (((n) << 16) & AT91_PMC_PCR_DIV)
+#define AT91_PMC_PCR_EN (0x1 << 28) /* Enable */
#endif
diff --git a/arch/arm/mach-at91/include/mach/at91_ramc.h b/arch/arm/mach-at91/include/mach/at91_ramc.h
new file mode 100644
index 000000000000..d8aeb278614e
--- /dev/null
+++ b/arch/arm/mach-at91/include/mach/at91_ramc.h
@@ -0,0 +1,32 @@
+/*
+ * Header file for the Atmel RAM Controller
+ *
+ * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * Under GPLv2 only
+ */
+
+#ifndef __AT91_RAMC_H__
+#define __AT91_RAMC_H__
+
+#ifndef __ASSEMBLY__
+extern void __iomem *at91_ramc_base[];
+
+#define at91_ramc_read(id, field) \
+ __raw_readl(at91_ramc_base[id] + field)
+
+#define at91_ramc_write(id, field, value) \
+ __raw_writel(value, at91_ramc_base[id] + field)
+#else
+.extern at91_ramc_base
+#endif
+
+#define AT91_MEMCTRL_MC 0
+#define AT91_MEMCTRL_SDRAMC 1
+#define AT91_MEMCTRL_DDRSDR 2
+
+#include <mach/at91rm9200_sdramc.h>
+#include <mach/at91sam9_ddrsdr.h>
+#include <mach/at91sam9_sdramc.h>
+
+#endif /* __AT91_RAMC_H__ */
diff --git a/arch/arm/mach-at91/include/mach/at91_shdwc.h b/arch/arm/mach-at91/include/mach/at91_shdwc.h
index 1d4fe822c77a..60478ea8bd46 100644
--- a/arch/arm/mach-at91/include/mach/at91_shdwc.h
+++ b/arch/arm/mach-at91/include/mach/at91_shdwc.h
@@ -36,9 +36,11 @@ extern void __iomem *at91_shdwc_base;
#define AT91_SHDW_WKMODE0_HIGH 1
#define AT91_SHDW_WKMODE0_LOW 2
#define AT91_SHDW_WKMODE0_ANYLEVEL 3
-#define AT91_SHDW_CPTWK0 (0xf << 4) /* Counter On Wake Up 0 */
+#define AT91_SHDW_CPTWK0_MAX 0xf /* Maximum Counter On Wake Up 0 */
+#define AT91_SHDW_CPTWK0 (AT91_SHDW_CPTWK0_MAX << 4) /* Counter On Wake Up 0 */
#define AT91_SHDW_CPTWK0_(x) ((x) << 4)
#define AT91_SHDW_RTTWKEN (1 << 16) /* Real Time Timer Wake-up Enable */
+#define AT91_SHDW_RTCWKEN (1 << 17) /* Real Time Clock Wake-up Enable */
#define AT91_SHDW_SR 0x08 /* Shut Down Status Register */
#define AT91_SHDW_WAKEUP0 (1 << 0) /* Wake-up 0 Status */
diff --git a/arch/arm/mach-at91/include/mach/at91_st.h b/arch/arm/mach-at91/include/mach/at91_st.h
index 8847173e4101..969aac27109f 100644
--- a/arch/arm/mach-at91/include/mach/at91_st.h
+++ b/arch/arm/mach-at91/include/mach/at91_st.h
@@ -16,34 +16,46 @@
#ifndef AT91_ST_H
#define AT91_ST_H
-#define AT91_ST_CR (AT91_ST + 0x00) /* Control Register */
+#ifndef __ASSEMBLY__
+extern void __iomem *at91_st_base;
+
+#define at91_st_read(field) \
+ __raw_readl(at91_st_base + field)
+
+#define at91_st_write(field, value) \
+ __raw_writel(value, at91_st_base + field);
+#else
+.extern at91_st_base
+#endif
+
+#define AT91_ST_CR 0x00 /* Control Register */
#define AT91_ST_WDRST (1 << 0) /* Watchdog Timer Restart */
-#define AT91_ST_PIMR (AT91_ST + 0x04) /* Period Interval Mode Register */
+#define AT91_ST_PIMR 0x04 /* Period Interval Mode Register */
#define AT91_ST_PIV (0xffff << 0) /* Period Interval Value */
-#define AT91_ST_WDMR (AT91_ST + 0x08) /* Watchdog Mode Register */
+#define AT91_ST_WDMR 0x08 /* Watchdog Mode Register */
#define AT91_ST_WDV (0xffff << 0) /* Watchdog Counter Value */
#define AT91_ST_RSTEN (1 << 16) /* Reset Enable */
#define AT91_ST_EXTEN (1 << 17) /* External Signal Assertion Enable */
-#define AT91_ST_RTMR (AT91_ST + 0x0c) /* Real-time Mode Register */
+#define AT91_ST_RTMR 0x0c /* Real-time Mode Register */
#define AT91_ST_RTPRES (0xffff << 0) /* Real-time Prescalar Value */
-#define AT91_ST_SR (AT91_ST + 0x10) /* Status Register */
+#define AT91_ST_SR 0x10 /* Status Register */
#define AT91_ST_PITS (1 << 0) /* Period Interval Timer Status */
#define AT91_ST_WDOVF (1 << 1) /* Watchdog Overflow */
#define AT91_ST_RTTINC (1 << 2) /* Real-time Timer Increment */
#define AT91_ST_ALMS (1 << 3) /* Alarm Status */
-#define AT91_ST_IER (AT91_ST + 0x14) /* Interrupt Enable Register */
-#define AT91_ST_IDR (AT91_ST + 0x18) /* Interrupt Disable Register */
-#define AT91_ST_IMR (AT91_ST + 0x1c) /* Interrupt Mask Register */
+#define AT91_ST_IER 0x14 /* Interrupt Enable Register */
+#define AT91_ST_IDR 0x18 /* Interrupt Disable Register */
+#define AT91_ST_IMR 0x1c /* Interrupt Mask Register */
-#define AT91_ST_RTAR (AT91_ST + 0x20) /* Real-time Alarm Register */
+#define AT91_ST_RTAR 0x20 /* Real-time Alarm Register */
#define AT91_ST_ALMV (0xfffff << 0) /* Alarm Value */
-#define AT91_ST_CRTR (AT91_ST + 0x24) /* Current Real-time Register */
+#define AT91_ST_CRTR 0x24 /* Current Real-time Register */
#define AT91_ST_CRTV (0xfffff << 0) /* Current Real-Time Value */
#endif
diff --git a/arch/arm/mach-at91/include/mach/at91cap9.h b/arch/arm/mach-at91/include/mach/at91cap9.h
deleted file mode 100644
index 61d952902f2b..000000000000
--- a/arch/arm/mach-at91/include/mach/at91cap9.h
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * arch/arm/mach-at91/include/mach/at91cap9.h
- *
- * Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
- * Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
- * Copyright (C) 2007 Atmel Corporation.
- *
- * Common definitions.
- * Based on AT91CAP9 datasheet revision B (Preliminary).
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#ifndef AT91CAP9_H
-#define AT91CAP9_H
-
-/*
- * Peripheral identifiers/interrupts.
- */
-#define AT91CAP9_ID_PIOABCD 2 /* Parallel IO Controller A, B, C and D */
-#define AT91CAP9_ID_MPB0 3 /* MP Block Peripheral 0 */
-#define AT91CAP9_ID_MPB1 4 /* MP Block Peripheral 1 */
-#define AT91CAP9_ID_MPB2 5 /* MP Block Peripheral 2 */
-#define AT91CAP9_ID_MPB3 6 /* MP Block Peripheral 3 */
-#define AT91CAP9_ID_MPB4 7 /* MP Block Peripheral 4 */
-#define AT91CAP9_ID_US0 8 /* USART 0 */
-#define AT91CAP9_ID_US1 9 /* USART 1 */
-#define AT91CAP9_ID_US2 10 /* USART 2 */
-#define AT91CAP9_ID_MCI0 11 /* Multimedia Card Interface 0 */
-#define AT91CAP9_ID_MCI1 12 /* Multimedia Card Interface 1 */
-#define AT91CAP9_ID_CAN 13 /* CAN */
-#define AT91CAP9_ID_TWI 14 /* Two-Wire Interface */
-#define AT91CAP9_ID_SPI0 15 /* Serial Peripheral Interface 0 */
-#define AT91CAP9_ID_SPI1 16 /* Serial Peripheral Interface 0 */
-#define AT91CAP9_ID_SSC0 17 /* Serial Synchronous Controller 0 */
-#define AT91CAP9_ID_SSC1 18 /* Serial Synchronous Controller 1 */
-#define AT91CAP9_ID_AC97C 19 /* AC97 Controller */
-#define AT91CAP9_ID_TCB 20 /* Timer Counter 0, 1 and 2 */
-#define AT91CAP9_ID_PWMC 21 /* Pulse Width Modulation Controller */
-#define AT91CAP9_ID_EMAC 22 /* Ethernet */
-#define AT91CAP9_ID_AESTDES 23 /* Advanced Encryption Standard, Triple DES */
-#define AT91CAP9_ID_ADC 24 /* Analog-to-Digital Converter */
-#define AT91CAP9_ID_ISI 25 /* Image Sensor Interface */
-#define AT91CAP9_ID_LCDC 26 /* LCD Controller */
-#define AT91CAP9_ID_DMA 27 /* DMA Controller */
-#define AT91CAP9_ID_UDPHS 28 /* USB High Speed Device Port */
-#define AT91CAP9_ID_UHP 29 /* USB Host Port */
-#define AT91CAP9_ID_IRQ0 30 /* Advanced Interrupt Controller (IRQ0) */
-#define AT91CAP9_ID_IRQ1 31 /* Advanced Interrupt Controller (IRQ1) */
-
-/*
- * User Peripheral physical base addresses.
- */
-#define AT91CAP9_BASE_UDPHS 0xfff78000
-#define AT91CAP9_BASE_TCB0 0xfff7c000
-#define AT91CAP9_BASE_TC0 0xfff7c000
-#define AT91CAP9_BASE_TC1 0xfff7c040
-#define AT91CAP9_BASE_TC2 0xfff7c080
-#define AT91CAP9_BASE_MCI0 0xfff80000
-#define AT91CAP9_BASE_MCI1 0xfff84000
-#define AT91CAP9_BASE_TWI 0xfff88000
-#define AT91CAP9_BASE_US0 0xfff8c000
-#define AT91CAP9_BASE_US1 0xfff90000
-#define AT91CAP9_BASE_US2 0xfff94000
-#define AT91CAP9_BASE_SSC0 0xfff98000
-#define AT91CAP9_BASE_SSC1 0xfff9c000
-#define AT91CAP9_BASE_AC97C 0xfffa0000
-#define AT91CAP9_BASE_SPI0 0xfffa4000
-#define AT91CAP9_BASE_SPI1 0xfffa8000
-#define AT91CAP9_BASE_CAN 0xfffac000
-#define AT91CAP9_BASE_PWMC 0xfffb8000
-#define AT91CAP9_BASE_EMAC 0xfffbc000
-#define AT91CAP9_BASE_ADC 0xfffc0000
-#define AT91CAP9_BASE_ISI 0xfffc4000
-
-/*
- * System Peripherals (offset from AT91_BASE_SYS)
- */
-#define AT91_BCRAMC (0xffffe400 - AT91_BASE_SYS)
-#define AT91_DDRSDRC0 (0xffffe600 - AT91_BASE_SYS)
-#define AT91_MATRIX (0xffffea00 - AT91_BASE_SYS)
-#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
-#define AT91_GPBR (cpu_is_at91cap9_revB() ? \
- (0xfffffd50 - AT91_BASE_SYS) : \
- (0xfffffd60 - AT91_BASE_SYS))
-
-#define AT91CAP9_BASE_ECC 0xffffe200
-#define AT91CAP9_BASE_DMA 0xffffec00
-#define AT91CAP9_BASE_SMC 0xffffe800
-#define AT91CAP9_BASE_DBGU AT91_BASE_DBGU1
-#define AT91CAP9_BASE_PIOA 0xfffff200
-#define AT91CAP9_BASE_PIOB 0xfffff400
-#define AT91CAP9_BASE_PIOC 0xfffff600
-#define AT91CAP9_BASE_PIOD 0xfffff800
-#define AT91CAP9_BASE_RSTC 0xfffffd00
-#define AT91CAP9_BASE_SHDWC 0xfffffd10
-#define AT91CAP9_BASE_RTT 0xfffffd20
-#define AT91CAP9_BASE_PIT 0xfffffd30
-#define AT91CAP9_BASE_WDT 0xfffffd40
-
-#define AT91_USART0 AT91CAP9_BASE_US0
-#define AT91_USART1 AT91CAP9_BASE_US1
-#define AT91_USART2 AT91CAP9_BASE_US2
-
-
-/*
- * Internal Memory.
- */
-#define AT91CAP9_SRAM_BASE 0x00100000 /* Internal SRAM base address */
-#define AT91CAP9_SRAM_SIZE (32 * SZ_1K) /* Internal SRAM size (32Kb) */
-
-#define AT91CAP9_ROM_BASE 0x00400000 /* Internal ROM base address */
-#define AT91CAP9_ROM_SIZE (32 * SZ_1K) /* Internal ROM size (32Kb) */
-
-#define AT91CAP9_LCDC_BASE 0x00500000 /* LCD Controller */
-#define AT91CAP9_UDPHS_FIFO 0x00600000 /* USB High Speed Device Port */
-#define AT91CAP9_UHP_BASE 0x00700000 /* USB Host controller */
-
-#endif
diff --git a/arch/arm/mach-at91/include/mach/at91cap9_matrix.h b/arch/arm/mach-at91/include/mach/at91cap9_matrix.h
deleted file mode 100644
index 4b9d4aff4b4f..000000000000
--- a/arch/arm/mach-at91/include/mach/at91cap9_matrix.h
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * arch/arm/mach-at91/include/mach/at91cap9_matrix.h
- *
- * Copyright (C) 2007 Stelian Pop <stelian.pop@leadtechdesign.com>
- * Copyright (C) 2007 Lead Tech Design <www.leadtechdesign.com>
- * Copyright (C) 2006 Atmel Corporation.
- *
- * Memory Controllers (MATRIX, EBI) - System peripherals registers.
- * Based on AT91CAP9 datasheet revision B (Preliminary).
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- */
-
-#ifndef AT91CAP9_MATRIX_H
-#define AT91CAP9_MATRIX_H
-
-#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
-#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
-#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
-#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
-#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
-#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
-#define AT91_MATRIX_MCFG6 (AT91_MATRIX + 0x18) /* Master Configuration Register 6 */
-#define AT91_MATRIX_MCFG7 (AT91_MATRIX + 0x1C) /* Master Configuration Register 7 */
-#define AT91_MATRIX_MCFG8 (AT91_MATRIX + 0x20) /* Master Configuration Register 8 */
-#define AT91_MATRIX_MCFG9 (AT91_MATRIX + 0x24) /* Master Configuration Register 9 */
-#define AT91_MATRIX_MCFG10 (AT91_MATRIX + 0x28) /* Master Configuration Register 10 */
-#define AT91_MATRIX_MCFG11 (AT91_MATRIX + 0x2C) /* Master Configuration Register 11 */
-#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
-#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
-#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
-#define AT91_MATRIX_ULBT_FOUR (2 << 0)
-#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
-#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
-
-#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
-#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
-#define AT91_MATRIX_SCFG6 (AT91_MATRIX + 0x58) /* Slave Configuration Register 6 */
-#define AT91_MATRIX_SCFG7 (AT91_MATRIX + 0x5C) /* Slave Configuration Register 7 */
-#define AT91_MATRIX_SCFG8 (AT91_MATRIX + 0x60) /* Slave Configuration Register 8 */
-#define AT91_MATRIX_SCFG9 (AT91_MATRIX + 0x64) /* Slave Configuration Register 9 */
-#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
-#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
-#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
-#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
-#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
-#define AT91_MATRIX_FIXED_DEFMSTR (0xf << 18) /* Fixed Index of Default Master */
-#define AT91_MATRIX_ARBT (3 << 24) /* Arbitration Type */
-#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
-#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
-
-#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
-#define AT91_MATRIX_PRBS0 (AT91_MATRIX + 0x84) /* Priority Register B for Slave 0 */
-#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
-#define AT91_MATRIX_PRBS1 (AT91_MATRIX + 0x8C) /* Priority Register B for Slave 1 */
-#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
-#define AT91_MATRIX_PRBS2 (AT91_MATRIX + 0x94) /* Priority Register B for Slave 2 */
-#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
-#define AT91_MATRIX_PRBS3 (AT91_MATRIX + 0x9C) /* Priority Register B for Slave 3 */
-#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
-#define AT91_MATRIX_PRBS4 (AT91_MATRIX + 0xA4) /* Priority Register B for Slave 4 */
-#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
-#define AT91_MATRIX_PRBS5 (AT91_MATRIX + 0xAC) /* Priority Register B for Slave 5 */
-#define AT91_MATRIX_PRAS6 (AT91_MATRIX + 0xB0) /* Priority Register A for Slave 6 */
-#define AT91_MATRIX_PRBS6 (AT91_MATRIX + 0xB4) /* Priority Register B for Slave 6 */
-#define AT91_MATRIX_PRAS7 (AT91_MATRIX + 0xB8) /* Priority Register A for Slave 7 */
-#define AT91_MATRIX_PRBS7 (AT91_MATRIX + 0xBC) /* Priority Register B for Slave 7 */
-#define AT91_MATRIX_PRAS8 (AT91_MATRIX + 0xC0) /* Priority Register A for Slave 8 */
-#define AT91_MATRIX_PRBS8 (AT91_MATRIX + 0xC4) /* Priority Register B for Slave 8 */
-#define AT91_MATRIX_PRAS9 (AT91_MATRIX + 0xC8) /* Priority Register A for Slave 9 */
-#define AT91_MATRIX_PRBS9 (AT91_MATRIX + 0xCC) /* Priority Register B for Slave 9 */
-#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
-#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
-#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
-#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */
-#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
-#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
-#define AT91_MATRIX_M6PR (3 << 24) /* Master 6 Priority */
-#define AT91_MATRIX_M7PR (3 << 28) /* Master 7 Priority */
-#define AT91_MATRIX_M8PR (3 << 0) /* Master 8 Priority (in Register B) */
-#define AT91_MATRIX_M9PR (3 << 4) /* Master 9 Priority (in Register B) */
-#define AT91_MATRIX_M10PR (3 << 8) /* Master 10 Priority (in Register B) */
-#define AT91_MATRIX_M11PR (3 << 12) /* Master 11 Priority (in Register B) */
-
-#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
-#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
-#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
-#define AT91_MATRIX_RCB2 (1 << 2)
-#define AT91_MATRIX_RCB3 (1 << 3)
-#define AT91_MATRIX_RCB4 (1 << 4)
-#define AT91_MATRIX_RCB5 (1 << 5)
-#define AT91_MATRIX_RCB6 (1 << 6)
-#define AT91_MATRIX_RCB7 (1 << 7)
-#define AT91_MATRIX_RCB8 (1 << 8)
-#define AT91_MATRIX_RCB9 (1 << 9)
-#define AT91_MATRIX_RCB10 (1 << 10)
-#define AT91_MATRIX_RCB11 (1 << 11)
-
-#define AT91_MPBS0_SFR (AT91_MATRIX + 0x114) /* MPBlock Slave 0 Special Function Register */
-#define AT91_MPBS1_SFR (AT91_MATRIX + 0x11C) /* MPBlock Slave 1 Special Function Register */
-
-#define AT91_MATRIX_UDPHS (AT91_MATRIX + 0x118) /* USBHS Special Function Register [AT91CAP9 only] */
-#define AT91_MATRIX_SELECT_UDPHS (0 << 31) /* select High Speed UDP */
-#define AT91_MATRIX_SELECT_UDP (1 << 31) /* select standard UDP */
-#define AT91_MATRIX_UDPHS_BYPASS_LOCK (1 << 30) /* bypass lock bit */
-
-#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI Chip Select Assignment Register */
-#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */
-#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1)
-#define AT91_MATRIX_EBI_CS1A_BCRAMC (1 << 1)
-#define AT91_MATRIX_EBI_CS3A (1 << 3) /* Chip Select 3 Assignment */
-#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3)
-#define AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA (1 << 3)
-#define AT91_MATRIX_EBI_CS4A (1 << 4) /* Chip Select 4 Assignment */
-#define AT91_MATRIX_EBI_CS4A_SMC (0 << 4)
-#define AT91_MATRIX_EBI_CS4A_SMC_CF1 (1 << 4)
-#define AT91_MATRIX_EBI_CS5A (1 << 5) /* Chip Select 5 Assignment */
-#define AT91_MATRIX_EBI_CS5A_SMC (0 << 5)
-#define AT91_MATRIX_EBI_CS5A_SMC_CF2 (1 << 5)
-#define AT91_MATRIX_EBI_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
-#define AT91_MATRIX_EBI_DQSPDC (1 << 9) /* Data Qualifier Strobe Pull-Down Configuration */
-#define AT91_MATRIX_EBI_VDDIOMSEL (1 << 16) /* Memory voltage selection */
-#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16)
-#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16)
-
-#define AT91_MPBS2_SFR (AT91_MATRIX + 0x12C) /* MPBlock Slave 2 Special Function Register */
-#define AT91_MPBS3_SFR (AT91_MATRIX + 0x130) /* MPBlock Slave 3 Special Function Register */
-#define AT91_APB_SFR (AT91_MATRIX + 0x134) /* APB Bridge Special Function Register */
-
-#endif
diff --git a/arch/arm/mach-at91/include/mach/at91rm9200.h b/arch/arm/mach-at91/include/mach/at91rm9200.h
index bacb51141819..603e6aac2a4f 100644
--- a/arch/arm/mach-at91/include/mach/at91rm9200.h
+++ b/arch/arm/mach-at91/include/mach/at91rm9200.h
@@ -77,26 +77,22 @@
/*
- * System Peripherals (offset from AT91_BASE_SYS)
+ * System Peripherals
*/
-#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS) /* Power Management Controller */
-#define AT91_ST (0xfffffd00 - AT91_BASE_SYS) /* System Timer */
-#define AT91_MC (0xffffff00 - AT91_BASE_SYS) /* Memory Controllers */
-
#define AT91RM9200_BASE_DBGU AT91_BASE_DBGU0 /* Debug Unit */
#define AT91RM9200_BASE_PIOA 0xfffff400 /* PIO Controller A */
#define AT91RM9200_BASE_PIOB 0xfffff600 /* PIO Controller B */
#define AT91RM9200_BASE_PIOC 0xfffff800 /* PIO Controller C */
#define AT91RM9200_BASE_PIOD 0xfffffa00 /* PIO Controller D */
+#define AT91RM9200_BASE_ST 0xfffffd00 /* System Timer */
#define AT91RM9200_BASE_RTC 0xfffffe00 /* Real-Time Clock */
+#define AT91RM9200_BASE_MC 0xffffff00 /* Memory Controllers */
#define AT91_USART0 AT91RM9200_BASE_US0
#define AT91_USART1 AT91RM9200_BASE_US1
#define AT91_USART2 AT91RM9200_BASE_US2
#define AT91_USART3 AT91RM9200_BASE_US3
-#define AT91_MATRIX 0 /* not supported */
-
/*
* Internal Memory.
*/
diff --git a/arch/arm/mach-at91/include/mach/at91rm9200_mc.h b/arch/arm/mach-at91/include/mach/at91rm9200_mc.h
index d34e4ed89349..aeaadfb452af 100644
--- a/arch/arm/mach-at91/include/mach/at91rm9200_mc.h
+++ b/arch/arm/mach-at91/include/mach/at91rm9200_mc.h
@@ -17,10 +17,10 @@
#define AT91RM9200_MC_H
/* Memory Controller */
-#define AT91_MC_RCR (AT91_MC + 0x00) /* MC Remap Control Register */
+#define AT91_MC_RCR 0x00 /* MC Remap Control Register */
#define AT91_MC_RCB (1 << 0) /* Remap Command Bit */
-#define AT91_MC_ASR (AT91_MC + 0x04) /* MC Abort Status Register */
+#define AT91_MC_ASR 0x04 /* MC Abort Status Register */
#define AT91_MC_UNADD (1 << 0) /* Undefined Address Abort Status */
#define AT91_MC_MISADD (1 << 1) /* Misaligned Address Abort Status */
#define AT91_MC_ABTSZ (3 << 8) /* Abort Size Status */
@@ -40,16 +40,16 @@
#define AT91_MC_SVMST2 (1 << 26) /* Saved UHP Abort Source */
#define AT91_MC_SVMST3 (1 << 27) /* Saved EMAC Abort Source */
-#define AT91_MC_AASR (AT91_MC + 0x08) /* MC Abort Address Status Register */
+#define AT91_MC_AASR 0x08 /* MC Abort Address Status Register */
-#define AT91_MC_MPR (AT91_MC + 0x0c) /* MC Master Priority Register */
+#define AT91_MC_MPR 0x0c /* MC Master Priority Register */
#define AT91_MPR_MSTP0 (7 << 0) /* ARM920T Priority */
#define AT91_MPR_MSTP1 (7 << 4) /* PDC Priority */
#define AT91_MPR_MSTP2 (7 << 8) /* UHP Priority */
#define AT91_MPR_MSTP3 (7 << 12) /* EMAC Priority */
/* External Bus Interface (EBI) registers */
-#define AT91_EBI_CSA (AT91_MC + 0x60) /* Chip Select Assignment Register */
+#define AT91_EBI_CSA 0x60 /* Chip Select Assignment Register */
#define AT91_EBI_CS0A (1 << 0) /* Chip Select 0 Assignment */
#define AT91_EBI_CS0A_SMC (0 << 0)
#define AT91_EBI_CS0A_BFC (1 << 0)
@@ -66,7 +66,7 @@
#define AT91_EBI_DBPUC (1 << 0) /* Data Bus Pull-Up Configuration */
/* Static Memory Controller (SMC) registers */
-#define AT91_SMC_CSR(n) (AT91_MC + 0x70 + ((n) * 4))/* SMC Chip Select Register */
+#define AT91_SMC_CSR(n) (0x70 + ((n) * 4)) /* SMC Chip Select Register */
#define AT91_SMC_NWS (0x7f << 0) /* Number of Wait States */
#define AT91_SMC_NWS_(x) ((x) << 0)
#define AT91_SMC_WSEN (1 << 7) /* Wait State Enable */
@@ -87,52 +87,8 @@
#define AT91_SMC_RWHOLD (7 << 28) /* Read & Write Signal Hold Time */
#define AT91_SMC_RWHOLD_(x) ((x) << 28)
-/* SDRAM Controller registers */
-#define AT91_SDRAMC_MR (AT91_MC + 0x90) /* Mode Register */
-#define AT91_SDRAMC_MODE (0xf << 0) /* Command Mode */
-#define AT91_SDRAMC_MODE_NORMAL (0 << 0)
-#define AT91_SDRAMC_MODE_NOP (1 << 0)
-#define AT91_SDRAMC_MODE_PRECHARGE (2 << 0)
-#define AT91_SDRAMC_MODE_LMR (3 << 0)
-#define AT91_SDRAMC_MODE_REFRESH (4 << 0)
-#define AT91_SDRAMC_DBW (1 << 4) /* Data Bus Width */
-#define AT91_SDRAMC_DBW_32 (0 << 4)
-#define AT91_SDRAMC_DBW_16 (1 << 4)
-
-#define AT91_SDRAMC_TR (AT91_MC + 0x94) /* Refresh Timer Register */
-#define AT91_SDRAMC_COUNT (0xfff << 0) /* Refresh Timer Count */
-
-#define AT91_SDRAMC_CR (AT91_MC + 0x98) /* Configuration Register */
-#define AT91_SDRAMC_NC (3 << 0) /* Number of Column Bits */
-#define AT91_SDRAMC_NC_8 (0 << 0)
-#define AT91_SDRAMC_NC_9 (1 << 0)
-#define AT91_SDRAMC_NC_10 (2 << 0)
-#define AT91_SDRAMC_NC_11 (3 << 0)
-#define AT91_SDRAMC_NR (3 << 2) /* Number of Row Bits */
-#define AT91_SDRAMC_NR_11 (0 << 2)
-#define AT91_SDRAMC_NR_12 (1 << 2)
-#define AT91_SDRAMC_NR_13 (2 << 2)
-#define AT91_SDRAMC_NB (1 << 4) /* Number of Banks */
-#define AT91_SDRAMC_NB_2 (0 << 4)
-#define AT91_SDRAMC_NB_4 (1 << 4)
-#define AT91_SDRAMC_CAS (3 << 5) /* CAS Latency */
-#define AT91_SDRAMC_CAS_2 (2 << 5)
-#define AT91_SDRAMC_TWR (0xf << 7) /* Write Recovery Delay */
-#define AT91_SDRAMC_TRC (0xf << 11) /* Row Cycle Delay */
-#define AT91_SDRAMC_TRP (0xf << 15) /* Row Precharge Delay */
-#define AT91_SDRAMC_TRCD (0xf << 19) /* Row to Column Delay */
-#define AT91_SDRAMC_TRAS (0xf << 23) /* Active to Precharge Delay */
-#define AT91_SDRAMC_TXSR (0xf << 27) /* Exit Self Refresh to Active Delay */
-
-#define AT91_SDRAMC_SRR (AT91_MC + 0x9c) /* Self Refresh Register */
-#define AT91_SDRAMC_LPR (AT91_MC + 0xa0) /* Low Power Register */
-#define AT91_SDRAMC_IER (AT91_MC + 0xa4) /* Interrupt Enable Register */
-#define AT91_SDRAMC_IDR (AT91_MC + 0xa8) /* Interrupt Disable Register */
-#define AT91_SDRAMC_IMR (AT91_MC + 0xac) /* Interrupt Mask Register */
-#define AT91_SDRAMC_ISR (AT91_MC + 0xb0) /* Interrupt Status Register */
-
/* Burst Flash Controller register */
-#define AT91_BFC_MR (AT91_MC + 0xc0) /* Mode Register */
+#define AT91_BFC_MR 0xc0 /* Mode Register */
#define AT91_BFC_BFCOM (3 << 0) /* Burst Flash Controller Operating Mode */
#define AT91_BFC_BFCOM_DISABLED (0 << 0)
#define AT91_BFC_BFCOM_ASYNC (1 << 0)
diff --git a/arch/arm/mach-at91/include/mach/at91rm9200_sdramc.h b/arch/arm/mach-at91/include/mach/at91rm9200_sdramc.h
new file mode 100644
index 000000000000..aa047f458f1b
--- /dev/null
+++ b/arch/arm/mach-at91/include/mach/at91rm9200_sdramc.h
@@ -0,0 +1,63 @@
+/*
+ * arch/arm/mach-at91/include/mach/at91rm9200_sdramc.h
+ *
+ * Copyright (C) 2005 Ivan Kokshaysky
+ * Copyright (C) SAN People
+ *
+ * Memory Controllers (SDRAMC only) - System peripherals registers.
+ * Based on AT91RM9200 datasheet revision E.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef AT91RM9200_SDRAMC_H
+#define AT91RM9200_SDRAMC_H
+
+/* SDRAM Controller registers */
+#define AT91RM9200_SDRAMC_MR 0x90 /* Mode Register */
+#define AT91RM9200_SDRAMC_MODE (0xf << 0) /* Command Mode */
+#define AT91RM9200_SDRAMC_MODE_NORMAL (0 << 0)
+#define AT91RM9200_SDRAMC_MODE_NOP (1 << 0)
+#define AT91RM9200_SDRAMC_MODE_PRECHARGE (2 << 0)
+#define AT91RM9200_SDRAMC_MODE_LMR (3 << 0)
+#define AT91RM9200_SDRAMC_MODE_REFRESH (4 << 0)
+#define AT91RM9200_SDRAMC_DBW (1 << 4) /* Data Bus Width */
+#define AT91RM9200_SDRAMC_DBW_32 (0 << 4)
+#define AT91RM9200_SDRAMC_DBW_16 (1 << 4)
+
+#define AT91RM9200_SDRAMC_TR 0x94 /* Refresh Timer Register */
+#define AT91RM9200_SDRAMC_COUNT (0xfff << 0) /* Refresh Timer Count */
+
+#define AT91RM9200_SDRAMC_CR 0x98 /* Configuration Register */
+#define AT91RM9200_SDRAMC_NC (3 << 0) /* Number of Column Bits */
+#define AT91RM9200_SDRAMC_NC_8 (0 << 0)
+#define AT91RM9200_SDRAMC_NC_9 (1 << 0)
+#define AT91RM9200_SDRAMC_NC_10 (2 << 0)
+#define AT91RM9200_SDRAMC_NC_11 (3 << 0)
+#define AT91RM9200_SDRAMC_NR (3 << 2) /* Number of Row Bits */
+#define AT91RM9200_SDRAMC_NR_11 (0 << 2)
+#define AT91RM9200_SDRAMC_NR_12 (1 << 2)
+#define AT91RM9200_SDRAMC_NR_13 (2 << 2)
+#define AT91RM9200_SDRAMC_NB (1 << 4) /* Number of Banks */
+#define AT91RM9200_SDRAMC_NB_2 (0 << 4)
+#define AT91RM9200_SDRAMC_NB_4 (1 << 4)
+#define AT91RM9200_SDRAMC_CAS (3 << 5) /* CAS Latency */
+#define AT91RM9200_SDRAMC_CAS_2 (2 << 5)
+#define AT91RM9200_SDRAMC_TWR (0xf << 7) /* Write Recovery Delay */
+#define AT91RM9200_SDRAMC_TRC (0xf << 11) /* Row Cycle Delay */
+#define AT91RM9200_SDRAMC_TRP (0xf << 15) /* Row Precharge Delay */
+#define AT91RM9200_SDRAMC_TRCD (0xf << 19) /* Row to Column Delay */
+#define AT91RM9200_SDRAMC_TRAS (0xf << 23) /* Active to Precharge Delay */
+#define AT91RM9200_SDRAMC_TXSR (0xf << 27) /* Exit Self Refresh to Active Delay */
+
+#define AT91RM9200_SDRAMC_SRR 0x9c /* Self Refresh Register */
+#define AT91RM9200_SDRAMC_LPR 0xa0 /* Low Power Register */
+#define AT91RM9200_SDRAMC_IER 0xa4 /* Interrupt Enable Register */
+#define AT91RM9200_SDRAMC_IDR 0xa8 /* Interrupt Disable Register */
+#define AT91RM9200_SDRAMC_IMR 0xac /* Interrupt Mask Register */
+#define AT91RM9200_SDRAMC_ISR 0xb0 /* Interrupt Status Register */
+
+#endif
diff --git a/arch/arm/mach-at91/include/mach/at91sam9260.h b/arch/arm/mach-at91/include/mach/at91sam9260.h
index fa5ca278adeb..08ae9afd00fe 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9260.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9260.h
@@ -78,15 +78,12 @@
#define AT91SAM9260_BASE_ADC 0xfffe0000
/*
- * System Peripherals (offset from AT91_BASE_SYS)
+ * System Peripherals
*/
-#define AT91_SDRAMC0 (0xffffea00 - AT91_BASE_SYS)
-#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
-#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
-#define AT91_GPBR (0xfffffd50 - AT91_BASE_SYS)
-
#define AT91SAM9260_BASE_ECC 0xffffe800
+#define AT91SAM9260_BASE_SDRAMC 0xffffea00
#define AT91SAM9260_BASE_SMC 0xffffec00
+#define AT91SAM9260_BASE_MATRIX 0xffffee00
#define AT91SAM9260_BASE_DBGU AT91_BASE_DBGU0
#define AT91SAM9260_BASE_PIOA 0xfffff400
#define AT91SAM9260_BASE_PIOB 0xfffff600
@@ -96,6 +93,7 @@
#define AT91SAM9260_BASE_RTT 0xfffffd20
#define AT91SAM9260_BASE_PIT 0xfffffd30
#define AT91SAM9260_BASE_WDT 0xfffffd40
+#define AT91SAM9260_BASE_GPBR 0xfffffd50
#define AT91_USART0 AT91SAM9260_BASE_US0
#define AT91_USART1 AT91SAM9260_BASE_US1
@@ -115,6 +113,8 @@
#define AT91SAM9260_SRAM0_SIZE SZ_4K /* Internal SRAM 0 size (4Kb) */
#define AT91SAM9260_SRAM1_BASE 0x00300000 /* Internal SRAM 1 base address */
#define AT91SAM9260_SRAM1_SIZE SZ_4K /* Internal SRAM 1 size (4Kb) */
+#define AT91SAM9260_SRAM_BASE 0x002FF000 /* Internal SRAM base address */
+#define AT91SAM9260_SRAM_SIZE SZ_8K /* Internal SRAM size (8Kb) */
#define AT91SAM9260_UHP_BASE 0x00500000 /* USB Host controller */
@@ -128,6 +128,8 @@
#define AT91SAM9G20_SRAM0_SIZE SZ_16K /* Internal SRAM 0 size (16Kb) */
#define AT91SAM9G20_SRAM1_BASE 0x00300000 /* Internal SRAM 1 base address */
#define AT91SAM9G20_SRAM1_SIZE SZ_16K /* Internal SRAM 1 size (16Kb) */
+#define AT91SAM9G20_SRAM_BASE 0x002FC000 /* Internal SRAM base address */
+#define AT91SAM9G20_SRAM_SIZE SZ_32K /* Internal SRAM size (32Kb) */
#define AT91SAM9G20_UHP_BASE 0x00500000 /* USB Host controller */
diff --git a/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
index 020f02ed921a..f459df420629 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9260_matrix.h
@@ -15,12 +15,12 @@
#ifndef AT91SAM9260_MATRIX_H
#define AT91SAM9260_MATRIX_H
-#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
-#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
-#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
-#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
-#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
-#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
+#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */
+#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */
+#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */
+#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */
+#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */
+#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */
#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
@@ -28,11 +28,11 @@
#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
-#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
+#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */
+#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */
+#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */
+#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */
+#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */
#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
@@ -43,11 +43,11 @@
#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
-#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
-#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
-#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
-#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
-#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
+#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */
+#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */
+#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */
+#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */
+#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */
#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
@@ -55,11 +55,11 @@
#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
-#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
+#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
-#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x11C) /* EBI Chip Select Assignment Register */
+#define AT91_MATRIX_EBICSA 0x11C /* EBI Chip Select Assignment Register */
#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_CS1A_SMC (0 << 1)
#define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
diff --git a/arch/arm/mach-at91/include/mach/at91sam9261.h b/arch/arm/mach-at91/include/mach/at91sam9261.h
index 7cde2d36570e..44fbdc12ee62 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9261.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9261.h
@@ -63,14 +63,11 @@
/*
- * System Peripherals (offset from AT91_BASE_SYS)
+ * System Peripherals
*/
-#define AT91_SDRAMC0 (0xffffea00 - AT91_BASE_SYS)
-#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
-#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
-#define AT91_GPBR (0xfffffd50 - AT91_BASE_SYS)
-
#define AT91SAM9261_BASE_SMC 0xffffec00
+#define AT91SAM9261_BASE_MATRIX 0xffffee00
+#define AT91SAM9261_BASE_SDRAMC 0xffffea00
#define AT91SAM9261_BASE_DBGU AT91_BASE_DBGU0
#define AT91SAM9261_BASE_PIOA 0xfffff400
#define AT91SAM9261_BASE_PIOB 0xfffff600
@@ -80,6 +77,7 @@
#define AT91SAM9261_BASE_RTT 0xfffffd20
#define AT91SAM9261_BASE_PIT 0xfffffd30
#define AT91SAM9261_BASE_WDT 0xfffffd40
+#define AT91SAM9261_BASE_GPBR 0xfffffd50
#define AT91_USART0 AT91SAM9261_BASE_US0
#define AT91_USART1 AT91SAM9261_BASE_US1
diff --git a/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h
index 69c6501915d9..a50cdf8b8ca4 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9261_matrix.h
@@ -15,15 +15,15 @@
#ifndef AT91SAM9261_MATRIX_H
#define AT91SAM9261_MATRIX_H
-#define AT91_MATRIX_MCFG (AT91_MATRIX + 0x00) /* Master Configuration Register */
+#define AT91_MATRIX_MCFG 0x00 /* Master Configuration Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
-#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x04) /* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x08) /* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x0C) /* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x10) /* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x14) /* Slave Configuration Register 4 */
+#define AT91_MATRIX_SCFG0 0x04 /* Slave Configuration Register 0 */
+#define AT91_MATRIX_SCFG1 0x08 /* Slave Configuration Register 1 */
+#define AT91_MATRIX_SCFG2 0x0C /* Slave Configuration Register 2 */
+#define AT91_MATRIX_SCFG3 0x10 /* Slave Configuration Register 3 */
+#define AT91_MATRIX_SCFG4 0x14 /* Slave Configuration Register 4 */
#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
@@ -31,7 +31,7 @@
#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
#define AT91_MATRIX_FIXED_DEFMSTR (7 << 18) /* Fixed Index of Default Master */
-#define AT91_MATRIX_TCR (AT91_MATRIX + 0x24) /* TCM Configuration Register */
+#define AT91_MATRIX_TCR 0x24 /* TCM Configuration Register */
#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
#define AT91_MATRIX_ITCM_0 (0 << 0)
#define AT91_MATRIX_ITCM_16 (5 << 0)
@@ -43,7 +43,7 @@
#define AT91_MATRIX_DTCM_32 (6 << 4)
#define AT91_MATRIX_DTCM_64 (7 << 4)
-#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x30) /* EBI Chip Select Assignment Register */
+#define AT91_MATRIX_EBICSA 0x30 /* EBI Chip Select Assignment Register */
#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_CS1A_SMC (0 << 1)
#define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
@@ -58,7 +58,7 @@
#define AT91_MATRIX_CS5A_SMC_CF2 (1 << 5)
#define AT91_MATRIX_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
-#define AT91_MATRIX_USBPUCR (AT91_MATRIX + 0x34) /* USB Pad Pull-Up Control Register */
+#define AT91_MATRIX_USBPUCR 0x34 /* USB Pad Pull-Up Control Register */
#define AT91_MATRIX_USBPUCR_PUON (1 << 30) /* USB Device PAD Pull-up Enable */
#endif
diff --git a/arch/arm/mach-at91/include/mach/at91sam9263.h b/arch/arm/mach-at91/include/mach/at91sam9263.h
index 5949abda962b..d96cbb2e03c4 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9263.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9263.h
@@ -72,18 +72,15 @@
#define AT91SAM9263_BASE_2DGE 0xfffc8000
/*
- * System Peripherals (offset from AT91_BASE_SYS)
+ * System Peripherals
*/
-#define AT91_SDRAMC0 (0xffffe200 - AT91_BASE_SYS)
-#define AT91_SDRAMC1 (0xffffe800 - AT91_BASE_SYS)
-#define AT91_MATRIX (0xffffec00 - AT91_BASE_SYS)
-#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
-#define AT91_GPBR (0xfffffd60 - AT91_BASE_SYS)
-
#define AT91SAM9263_BASE_ECC0 0xffffe000
+#define AT91SAM9263_BASE_SDRAMC0 0xffffe200
#define AT91SAM9263_BASE_SMC0 0xffffe400
#define AT91SAM9263_BASE_ECC1 0xffffe600
+#define AT91SAM9263_BASE_SDRAMC1 0xffffe800
#define AT91SAM9263_BASE_SMC1 0xffffea00
+#define AT91SAM9263_BASE_MATRIX 0xffffec00
#define AT91SAM9263_BASE_DBGU AT91_BASE_DBGU1
#define AT91SAM9263_BASE_PIOA 0xfffff200
#define AT91SAM9263_BASE_PIOB 0xfffff400
@@ -96,6 +93,7 @@
#define AT91SAM9263_BASE_PIT 0xfffffd30
#define AT91SAM9263_BASE_WDT 0xfffffd40
#define AT91SAM9263_BASE_RTT1 0xfffffd50
+#define AT91SAM9263_BASE_GPBR 0xfffffd60
#define AT91_USART0 AT91SAM9263_BASE_US0
#define AT91_USART1 AT91SAM9263_BASE_US1
diff --git a/arch/arm/mach-at91/include/mach/at91sam9263_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9263_matrix.h
index 9b3efd3eb2f3..ebb5fdb565e0 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9263_matrix.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9263_matrix.h
@@ -15,15 +15,15 @@
#ifndef AT91SAM9263_MATRIX_H
#define AT91SAM9263_MATRIX_H
-#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
-#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
-#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
-#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
-#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
-#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
-#define AT91_MATRIX_MCFG6 (AT91_MATRIX + 0x18) /* Master Configuration Register 6 */
-#define AT91_MATRIX_MCFG7 (AT91_MATRIX + 0x1C) /* Master Configuration Register 7 */
-#define AT91_MATRIX_MCFG8 (AT91_MATRIX + 0x20) /* Master Configuration Register 8 */
+#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */
+#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */
+#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */
+#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */
+#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */
+#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */
+#define AT91_MATRIX_MCFG6 0x18 /* Master Configuration Register 6 */
+#define AT91_MATRIX_MCFG7 0x1C /* Master Configuration Register 7 */
+#define AT91_MATRIX_MCFG8 0x20 /* Master Configuration Register 8 */
#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
@@ -31,14 +31,14 @@
#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
-#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
-#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
-#define AT91_MATRIX_SCFG6 (AT91_MATRIX + 0x58) /* Slave Configuration Register 6 */
-#define AT91_MATRIX_SCFG7 (AT91_MATRIX + 0x5C) /* Slave Configuration Register 7 */
+#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */
+#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */
+#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */
+#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */
+#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */
+#define AT91_MATRIX_SCFG5 0x54 /* Slave Configuration Register 5 */
+#define AT91_MATRIX_SCFG6 0x58 /* Slave Configuration Register 6 */
+#define AT91_MATRIX_SCFG7 0x5C /* Slave Configuration Register 7 */
#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
@@ -49,22 +49,22 @@
#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
-#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
-#define AT91_MATRIX_PRBS0 (AT91_MATRIX + 0x84) /* Priority Register B for Slave 0 */
-#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
-#define AT91_MATRIX_PRBS1 (AT91_MATRIX + 0x8C) /* Priority Register B for Slave 1 */
-#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
-#define AT91_MATRIX_PRBS2 (AT91_MATRIX + 0x94) /* Priority Register B for Slave 2 */
-#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
-#define AT91_MATRIX_PRBS3 (AT91_MATRIX + 0x9C) /* Priority Register B for Slave 3 */
-#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
-#define AT91_MATRIX_PRBS4 (AT91_MATRIX + 0xA4) /* Priority Register B for Slave 4 */
-#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
-#define AT91_MATRIX_PRBS5 (AT91_MATRIX + 0xAC) /* Priority Register B for Slave 5 */
-#define AT91_MATRIX_PRAS6 (AT91_MATRIX + 0xB0) /* Priority Register A for Slave 6 */
-#define AT91_MATRIX_PRBS6 (AT91_MATRIX + 0xB4) /* Priority Register B for Slave 6 */
-#define AT91_MATRIX_PRAS7 (AT91_MATRIX + 0xB8) /* Priority Register A for Slave 7 */
-#define AT91_MATRIX_PRBS7 (AT91_MATRIX + 0xBC) /* Priority Register B for Slave 7 */
+#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */
+#define AT91_MATRIX_PRBS0 0x84 /* Priority Register B for Slave 0 */
+#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */
+#define AT91_MATRIX_PRBS1 0x8C /* Priority Register B for Slave 1 */
+#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */
+#define AT91_MATRIX_PRBS2 0x94 /* Priority Register B for Slave 2 */
+#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */
+#define AT91_MATRIX_PRBS3 0x9C /* Priority Register B for Slave 3 */
+#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */
+#define AT91_MATRIX_PRBS4 0xA4 /* Priority Register B for Slave 4 */
+#define AT91_MATRIX_PRAS5 0xA8 /* Priority Register A for Slave 5 */
+#define AT91_MATRIX_PRBS5 0xAC /* Priority Register B for Slave 5 */
+#define AT91_MATRIX_PRAS6 0xB0 /* Priority Register A for Slave 6 */
+#define AT91_MATRIX_PRBS6 0xB4 /* Priority Register B for Slave 6 */
+#define AT91_MATRIX_PRAS7 0xB8 /* Priority Register A for Slave 7 */
+#define AT91_MATRIX_PRBS7 0xBC /* Priority Register B for Slave 7 */
#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
@@ -75,7 +75,7 @@
#define AT91_MATRIX_M7PR (3 << 28) /* Master 7 Priority */
#define AT91_MATRIX_M8PR (3 << 0) /* Master 8 Priority (in Register B) */
-#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
+#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
#define AT91_MATRIX_RCB2 (1 << 2)
@@ -86,7 +86,7 @@
#define AT91_MATRIX_RCB7 (1 << 7)
#define AT91_MATRIX_RCB8 (1 << 8)
-#define AT91_MATRIX_TCMR (AT91_MATRIX + 0x114) /* TCM Configuration Register */
+#define AT91_MATRIX_TCMR 0x114 /* TCM Configuration Register */
#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
#define AT91_MATRIX_ITCM_0 (0 << 0)
#define AT91_MATRIX_ITCM_16 (5 << 0)
@@ -96,7 +96,7 @@
#define AT91_MATRIX_DTCM_16 (5 << 4)
#define AT91_MATRIX_DTCM_32 (6 << 4)
-#define AT91_MATRIX_EBI0CSA (AT91_MATRIX + 0x120) /* EBI0 Chip Select Assignment Register */
+#define AT91_MATRIX_EBI0CSA 0x120 /* EBI0 Chip Select Assignment Register */
#define AT91_MATRIX_EBI0_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_EBI0_CS1A_SMC (0 << 1)
#define AT91_MATRIX_EBI0_CS1A_SDRAMC (1 << 1)
@@ -114,7 +114,7 @@
#define AT91_MATRIX_EBI0_VDDIOMSEL_1_8V (0 << 16)
#define AT91_MATRIX_EBI0_VDDIOMSEL_3_3V (1 << 16)
-#define AT91_MATRIX_EBI1CSA (AT91_MATRIX + 0x124) /* EBI1 Chip Select Assignment Register */
+#define AT91_MATRIX_EBI1CSA 0x124 /* EBI1 Chip Select Assignment Register */
#define AT91_MATRIX_EBI1_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_EBI1_CS1A_SMC (0 << 1)
#define AT91_MATRIX_EBI1_CS1A_SDRAMC (1 << 1)
diff --git a/arch/arm/mach-at91/include/mach/at91sam9_ddrsdr.h b/arch/arm/mach-at91/include/mach/at91sam9_ddrsdr.h
index e2f8da8ce5bc..0210797abf2e 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9_ddrsdr.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9_ddrsdr.h
@@ -59,7 +59,6 @@
#define AT91_DDRSDRC_TRP (0xf << 16) /* Row precharge delay */
#define AT91_DDRSDRC_TRRD (0xf << 20) /* Active BankA to BankB */
#define AT91_DDRSDRC_TWTR (0x7 << 24) /* Internal Write to Read delay */
-#define AT91CAP9_DDRSDRC_TWTR (1 << 24) /* Internal Write to Read delay */
#define AT91_DDRSDRC_RED_WRRD (0x1 << 27) /* Reduce Write to Read Delay [SAM9 Only] */
#define AT91_DDRSDRC_TMRD (0xf << 28) /* Load mode to active/refresh delay */
@@ -76,7 +75,6 @@
#define AT91_DDRSDRC_TRTP (0x7 << 12) /* Read to Precharge delay */
#define AT91_DDRSDRC_LPR 0x1C /* Low Power Register */
-#define AT91CAP9_DDRSDRC_LPR 0x18 /* Low Power Register */
#define AT91_DDRSDRC_LPCB (3 << 0) /* Low-power Configurations */
#define AT91_DDRSDRC_LPCB_DISABLE 0
#define AT91_DDRSDRC_LPCB_SELF_REFRESH 1
@@ -94,11 +92,9 @@
#define AT91_DDRSDRC_UPD_MR (3 << 20) /* Update load mode register and extended mode register */
#define AT91_DDRSDRC_MDR 0x20 /* Memory Device Register */
-#define AT91CAP9_DDRSDRC_MDR 0x1C /* Memory Device Register */
#define AT91_DDRSDRC_MD (3 << 0) /* Memory Device Type */
#define AT91_DDRSDRC_MD_SDR 0
#define AT91_DDRSDRC_MD_LOW_POWER_SDR 1
-#define AT91CAP9_DDRSDRC_MD_DDR 2
#define AT91_DDRSDRC_MD_LOW_POWER_DDR 3
#define AT91_DDRSDRC_MD_DDR2 6 /* [SAM9 Only] */
#define AT91_DDRSDRC_DBW (1 << 4) /* Data Bus Width */
@@ -106,16 +102,10 @@
#define AT91_DDRSDRC_DBW_16BITS (1 << 4)
#define AT91_DDRSDRC_DLL 0x24 /* DLL Information Register */
-#define AT91CAP9_DDRSDRC_DLL 0x20 /* DLL Information Register */
#define AT91_DDRSDRC_MDINC (1 << 0) /* Master Delay increment */
#define AT91_DDRSDRC_MDDEC (1 << 1) /* Master Delay decrement */
#define AT91_DDRSDRC_MDOVF (1 << 2) /* Master Delay Overflow */
-#define AT91CAP9_DDRSDRC_SDCOVF (1 << 3) /* Slave Delay Correction Overflow */
-#define AT91CAP9_DDRSDRC_SDCUDF (1 << 4) /* Slave Delay Correction Underflow */
-#define AT91CAP9_DDRSDRC_SDERF (1 << 5) /* Slave Delay Correction error */
#define AT91_DDRSDRC_MDVAL (0xff << 8) /* Master Delay value */
-#define AT91CAP9_DDRSDRC_SDVAL (0xff << 16) /* Slave Delay value */
-#define AT91CAP9_DDRSDRC_SDCVAL (0xff << 24) /* Slave Delay Correction value */
#define AT91_DDRSDRC_HS 0x2C /* High Speed Register [SAM9 Only] */
#define AT91_DDRSDRC_DIS_ATCP_RD (1 << 2) /* Anticip read access is disabled */
@@ -131,10 +121,4 @@
#define AT91_DDRSDRC_WPVS (1 << 0) /* Write protect violation status */
#define AT91_DDRSDRC_WPVSRC (0xffff << 8) /* Write protect violation source */
-/* Register access macros */
-#define at91_ramc_read(num, reg) \
- at91_sys_read(AT91_DDRSDRC##num + reg)
-#define at91_ramc_write(num, reg, value) \
- at91_sys_write(AT91_DDRSDRC##num + reg, value)
-
#endif
diff --git a/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h b/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
index 100f5a592926..3d085a9a7450 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9_sdramc.h
@@ -82,10 +82,4 @@
#define AT91_SDRAMC_MD_SDRAM 0
#define AT91_SDRAMC_MD_LOW_POWER_SDRAM 1
-/* Register access macros */
-#define at91_ramc_read(num, reg) \
- at91_sys_read(AT91_SDRAMC##num + reg)
-#define at91_ramc_write(num, reg, value) \
- at91_sys_write(AT91_SDRAMC##num + reg, value)
-
#endif
diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45.h b/arch/arm/mach-at91/include/mach/at91sam9g45.h
index dd9c95ea0862..d052abcff852 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9g45.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9g45.h
@@ -84,17 +84,14 @@
#define AT91SAM9G45_BASE_TC5 0xfffd4080
/*
- * System Peripherals (offset from AT91_BASE_SYS)
+ * System Peripherals
*/
-#define AT91_DDRSDRC1 (0xffffe400 - AT91_BASE_SYS)
-#define AT91_DDRSDRC0 (0xffffe600 - AT91_BASE_SYS)
-#define AT91_MATRIX (0xffffea00 - AT91_BASE_SYS)
-#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
-#define AT91_GPBR (0xfffffd60 - AT91_BASE_SYS)
-
#define AT91SAM9G45_BASE_ECC 0xffffe200
+#define AT91SAM9G45_BASE_DDRSDRC1 0xffffe400
+#define AT91SAM9G45_BASE_DDRSDRC0 0xffffe600
#define AT91SAM9G45_BASE_DMA 0xffffec00
#define AT91SAM9G45_BASE_SMC 0xffffe800
+#define AT91SAM9G45_BASE_MATRIX 0xffffea00
#define AT91SAM9G45_BASE_DBGU AT91_BASE_DBGU1
#define AT91SAM9G45_BASE_PIOA 0xfffff200
#define AT91SAM9G45_BASE_PIOB 0xfffff400
@@ -107,6 +104,7 @@
#define AT91SAM9G45_BASE_PIT 0xfffffd30
#define AT91SAM9G45_BASE_WDT 0xfffffd40
#define AT91SAM9G45_BASE_RTC 0xfffffdb0
+#define AT91SAM9G45_BASE_GPBR 0xfffffd60
#define AT91_USART0 AT91SAM9G45_BASE_US0
#define AT91_USART1 AT91SAM9G45_BASE_US1
diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h
index c972d60e0aeb..b76e2ed2fbc2 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9g45_matrix.h
@@ -15,18 +15,18 @@
#ifndef AT91SAM9G45_MATRIX_H
#define AT91SAM9G45_MATRIX_H
-#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
-#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
-#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
-#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
-#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
-#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
-#define AT91_MATRIX_MCFG6 (AT91_MATRIX + 0x18) /* Master Configuration Register 6 */
-#define AT91_MATRIX_MCFG7 (AT91_MATRIX + 0x1C) /* Master Configuration Register 7 */
-#define AT91_MATRIX_MCFG8 (AT91_MATRIX + 0x20) /* Master Configuration Register 8 */
-#define AT91_MATRIX_MCFG9 (AT91_MATRIX + 0x24) /* Master Configuration Register 9 */
-#define AT91_MATRIX_MCFG10 (AT91_MATRIX + 0x28) /* Master Configuration Register 10 */
-#define AT91_MATRIX_MCFG11 (AT91_MATRIX + 0x2C) /* Master Configuration Register 11 */
+#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */
+#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */
+#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */
+#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */
+#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */
+#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */
+#define AT91_MATRIX_MCFG6 0x18 /* Master Configuration Register 6 */
+#define AT91_MATRIX_MCFG7 0x1C /* Master Configuration Register 7 */
+#define AT91_MATRIX_MCFG8 0x20 /* Master Configuration Register 8 */
+#define AT91_MATRIX_MCFG9 0x24 /* Master Configuration Register 9 */
+#define AT91_MATRIX_MCFG10 0x28 /* Master Configuration Register 10 */
+#define AT91_MATRIX_MCFG11 0x2C /* Master Configuration Register 11 */
#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
@@ -37,14 +37,14 @@
#define AT91_MATRIX_ULBT_SIXTYFOUR (6 << 0)
#define AT91_MATRIX_ULBT_128 (7 << 0)
-#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
-#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
-#define AT91_MATRIX_SCFG6 (AT91_MATRIX + 0x58) /* Slave Configuration Register 6 */
-#define AT91_MATRIX_SCFG7 (AT91_MATRIX + 0x5C) /* Slave Configuration Register 7 */
+#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */
+#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */
+#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */
+#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */
+#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */
+#define AT91_MATRIX_SCFG5 0x54 /* Slave Configuration Register 5 */
+#define AT91_MATRIX_SCFG6 0x58 /* Slave Configuration Register 6 */
+#define AT91_MATRIX_SCFG7 0x5C /* Slave Configuration Register 7 */
#define AT91_MATRIX_SLOT_CYCLE (0x1ff << 0) /* Maximum Number of Allowed Cycles for a Burst */
#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
@@ -52,22 +52,22 @@
#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
#define AT91_MATRIX_FIXED_DEFMSTR (0xf << 18) /* Fixed Index of Default Master */
-#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
-#define AT91_MATRIX_PRBS0 (AT91_MATRIX + 0x84) /* Priority Register B for Slave 0 */
-#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
-#define AT91_MATRIX_PRBS1 (AT91_MATRIX + 0x8C) /* Priority Register B for Slave 1 */
-#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
-#define AT91_MATRIX_PRBS2 (AT91_MATRIX + 0x94) /* Priority Register B for Slave 2 */
-#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
-#define AT91_MATRIX_PRBS3 (AT91_MATRIX + 0x9C) /* Priority Register B for Slave 3 */
-#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
-#define AT91_MATRIX_PRBS4 (AT91_MATRIX + 0xA4) /* Priority Register B for Slave 4 */
-#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
-#define AT91_MATRIX_PRBS5 (AT91_MATRIX + 0xAC) /* Priority Register B for Slave 5 */
-#define AT91_MATRIX_PRAS6 (AT91_MATRIX + 0xB0) /* Priority Register A for Slave 6 */
-#define AT91_MATRIX_PRBS6 (AT91_MATRIX + 0xB4) /* Priority Register B for Slave 6 */
-#define AT91_MATRIX_PRAS7 (AT91_MATRIX + 0xB8) /* Priority Register A for Slave 7 */
-#define AT91_MATRIX_PRBS7 (AT91_MATRIX + 0xBC) /* Priority Register B for Slave 7 */
+#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */
+#define AT91_MATRIX_PRBS0 0x84 /* Priority Register B for Slave 0 */
+#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */
+#define AT91_MATRIX_PRBS1 0x8C /* Priority Register B for Slave 1 */
+#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */
+#define AT91_MATRIX_PRBS2 0x94 /* Priority Register B for Slave 2 */
+#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */
+#define AT91_MATRIX_PRBS3 0x9C /* Priority Register B for Slave 3 */
+#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */
+#define AT91_MATRIX_PRBS4 0xA4 /* Priority Register B for Slave 4 */
+#define AT91_MATRIX_PRAS5 0xA8 /* Priority Register A for Slave 5 */
+#define AT91_MATRIX_PRBS5 0xAC /* Priority Register B for Slave 5 */
+#define AT91_MATRIX_PRAS6 0xB0 /* Priority Register A for Slave 6 */
+#define AT91_MATRIX_PRBS6 0xB4 /* Priority Register B for Slave 6 */
+#define AT91_MATRIX_PRAS7 0xB8 /* Priority Register A for Slave 7 */
+#define AT91_MATRIX_PRBS7 0xBC /* Priority Register B for Slave 7 */
#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
@@ -81,7 +81,7 @@
#define AT91_MATRIX_M10PR (3 << 8) /* Master 10 Priority (in Register B) */
#define AT91_MATRIX_M11PR (3 << 12) /* Master 11 Priority (in Register B) */
-#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
+#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
#define AT91_MATRIX_RCB2 (1 << 2)
@@ -95,7 +95,7 @@
#define AT91_MATRIX_RCB10 (1 << 10)
#define AT91_MATRIX_RCB11 (1 << 11)
-#define AT91_MATRIX_TCMR (AT91_MATRIX + 0x110) /* TCM Configuration Register */
+#define AT91_MATRIX_TCMR 0x110 /* TCM Configuration Register */
#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
#define AT91_MATRIX_ITCM_0 (0 << 0)
#define AT91_MATRIX_ITCM_32 (6 << 0)
@@ -107,12 +107,12 @@
#define AT91_MATRIX_TCM_NO_WS (0x0 << 11)
#define AT91_MATRIX_TCM_ONE_WS (0x1 << 11)
-#define AT91_MATRIX_VIDEO (AT91_MATRIX + 0x118) /* Video Mode Configuration Register */
+#define AT91_MATRIX_VIDEO 0x118 /* Video Mode Configuration Register */
#define AT91C_VDEC_SEL (0x1 << 0) /* Video Mode Selection */
#define AT91C_VDEC_SEL_OFF (0 << 0)
#define AT91C_VDEC_SEL_ON (1 << 0)
-#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x128) /* EBI Chip Select Assignment Register */
+#define AT91_MATRIX_EBICSA 0x128 /* EBI Chip Select Assignment Register */
#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1)
#define AT91_MATRIX_EBI_CS1A_SDRAMC (1 << 1)
@@ -138,13 +138,13 @@
#define AT91_MATRIX_EBI_DDR_IOSR_REDUCED (0 << 18)
#define AT91_MATRIX_EBI_DDR_IOSR_NORMAL (1 << 18)
-#define AT91_MATRIX_WPMR (AT91_MATRIX + 0x1E4) /* Write Protect Mode Register */
+#define AT91_MATRIX_WPMR 0x1E4 /* Write Protect Mode Register */
#define AT91_MATRIX_WPMR_WPEN (1 << 0) /* Write Protect ENable */
#define AT91_MATRIX_WPMR_WP_WPDIS (0 << 0)
#define AT91_MATRIX_WPMR_WP_WPEN (1 << 0)
#define AT91_MATRIX_WPMR_WPKEY (0xFFFFFF << 8) /* Write Protect KEY */
-#define AT91_MATRIX_WPSR (AT91_MATRIX + 0x1E8) /* Write Protect Status Register */
+#define AT91_MATRIX_WPSR 0x1E8 /* Write Protect Status Register */
#define AT91_MATRIX_WPSR_WPVS (1 << 0) /* Write Protect Violation Status */
#define AT91_MATRIX_WPSR_NO_WPV (0 << 0)
#define AT91_MATRIX_WPSR_WPV (1 << 0)
diff --git a/arch/arm/mach-at91/include/mach/at91sam9rl.h b/arch/arm/mach-at91/include/mach/at91sam9rl.h
index d7bead7118da..e0073eb10144 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9rl.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9rl.h
@@ -69,15 +69,13 @@
/*
* System Peripherals (offset from AT91_BASE_SYS)
*/
-#define AT91_SDRAMC0 (0xffffea00 - AT91_BASE_SYS)
-#define AT91_MATRIX (0xffffee00 - AT91_BASE_SYS)
-#define AT91_PMC (0xfffffc00 - AT91_BASE_SYS)
#define AT91_SCKCR (0xfffffd50 - AT91_BASE_SYS)
-#define AT91_GPBR (0xfffffd60 - AT91_BASE_SYS)
#define AT91SAM9RL_BASE_DMA 0xffffe600
#define AT91SAM9RL_BASE_ECC 0xffffe800
+#define AT91SAM9RL_BASE_SDRAMC 0xffffea00
#define AT91SAM9RL_BASE_SMC 0xffffec00
+#define AT91SAM9RL_BASE_MATRIX 0xffffee00
#define AT91SAM9RL_BASE_DBGU AT91_BASE_DBGU0
#define AT91SAM9RL_BASE_PIOA 0xfffff400
#define AT91SAM9RL_BASE_PIOB 0xfffff600
@@ -88,6 +86,7 @@
#define AT91SAM9RL_BASE_RTT 0xfffffd20
#define AT91SAM9RL_BASE_PIT 0xfffffd30
#define AT91SAM9RL_BASE_WDT 0xfffffd40
+#define AT91SAM9RL_BASE_GPBR 0xfffffd60
#define AT91SAM9RL_BASE_RTC 0xfffffe00
#define AT91_USART0 AT91SAM9RL_BASE_US0
diff --git a/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h
index 5f9149071fe5..6d160adadafc 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9rl_matrix.h
@@ -14,12 +14,12 @@
#ifndef AT91SAM9RL_MATRIX_H
#define AT91SAM9RL_MATRIX_H
-#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
-#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
-#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
-#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
-#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
-#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
+#define AT91_MATRIX_MCFG0 0x00 /* Master Configuration Register 0 */
+#define AT91_MATRIX_MCFG1 0x04 /* Master Configuration Register 1 */
+#define AT91_MATRIX_MCFG2 0x08 /* Master Configuration Register 2 */
+#define AT91_MATRIX_MCFG3 0x0C /* Master Configuration Register 3 */
+#define AT91_MATRIX_MCFG4 0x10 /* Master Configuration Register 4 */
+#define AT91_MATRIX_MCFG5 0x14 /* Master Configuration Register 5 */
#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
@@ -27,12 +27,12 @@
#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
-#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
-#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
+#define AT91_MATRIX_SCFG0 0x40 /* Slave Configuration Register 0 */
+#define AT91_MATRIX_SCFG1 0x44 /* Slave Configuration Register 1 */
+#define AT91_MATRIX_SCFG2 0x48 /* Slave Configuration Register 2 */
+#define AT91_MATRIX_SCFG3 0x4C /* Slave Configuration Register 3 */
+#define AT91_MATRIX_SCFG4 0x50 /* Slave Configuration Register 4 */
+#define AT91_MATRIX_SCFG5 0x54 /* Slave Configuration Register 5 */
#define AT91_MATRIX_SLOT_CYCLE (0xff << 0) /* Maximum Number of Allowed Cycles for a Burst */
#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
@@ -43,12 +43,12 @@
#define AT91_MATRIX_ARBT_ROUND_ROBIN (0 << 24)
#define AT91_MATRIX_ARBT_FIXED_PRIORITY (1 << 24)
-#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
-#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
-#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
-#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
-#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
-#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
+#define AT91_MATRIX_PRAS0 0x80 /* Priority Register A for Slave 0 */
+#define AT91_MATRIX_PRAS1 0x88 /* Priority Register A for Slave 1 */
+#define AT91_MATRIX_PRAS2 0x90 /* Priority Register A for Slave 2 */
+#define AT91_MATRIX_PRAS3 0x98 /* Priority Register A for Slave 3 */
+#define AT91_MATRIX_PRAS4 0xA0 /* Priority Register A for Slave 4 */
+#define AT91_MATRIX_PRAS5 0xA8 /* Priority Register A for Slave 5 */
#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
@@ -56,7 +56,7 @@
#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
-#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
+#define AT91_MATRIX_MRCR 0x100 /* Master Remap Control Register */
#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
#define AT91_MATRIX_RCB2 (1 << 2)
@@ -64,7 +64,7 @@
#define AT91_MATRIX_RCB4 (1 << 4)
#define AT91_MATRIX_RCB5 (1 << 5)
-#define AT91_MATRIX_TCMR (AT91_MATRIX + 0x114) /* TCM Configuration Register */
+#define AT91_MATRIX_TCMR 0x114 /* TCM Configuration Register */
#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
#define AT91_MATRIX_ITCM_0 (0 << 0)
#define AT91_MATRIX_ITCM_16 (5 << 0)
@@ -74,7 +74,7 @@
#define AT91_MATRIX_DTCM_16 (5 << 4)
#define AT91_MATRIX_DTCM_32 (6 << 4)
-#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI0 Chip Select Assignment Register */
+#define AT91_MATRIX_EBICSA 0x120 /* EBI0 Chip Select Assignment Register */
#define AT91_MATRIX_CS1A (1 << 1) /* Chip Select 1 Assignment */
#define AT91_MATRIX_CS1A_SMC (0 << 1)
#define AT91_MATRIX_CS1A_SDRAMC (1 << 1)
diff --git a/arch/arm/mach-at91/include/mach/at91sam9x5.h b/arch/arm/mach-at91/include/mach/at91sam9x5.h
new file mode 100644
index 000000000000..88e43d534cdf
--- /dev/null
+++ b/arch/arm/mach-at91/include/mach/at91sam9x5.h
@@ -0,0 +1,74 @@
+/*
+ * Chip-specific header file for the AT91SAM9x5 family
+ *
+ * Copyright (C) 2009-2012 Atmel Corporation.
+ *
+ * Common definitions.
+ * Based on AT91SAM9x5 datasheet.
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#ifndef AT91SAM9X5_H
+#define AT91SAM9X5_H
+
+/*
+ * Peripheral identifiers/interrupts.
+ */
+#define AT91SAM9X5_ID_PIOAB 2 /* Parallel I/O Controller A and B */
+#define AT91SAM9X5_ID_PIOCD 3 /* Parallel I/O Controller C and D */
+#define AT91SAM9X5_ID_SMD 4 /* SMD Soft Modem (SMD) */
+#define AT91SAM9X5_ID_USART0 5 /* USART 0 */
+#define AT91SAM9X5_ID_USART1 6 /* USART 1 */
+#define AT91SAM9X5_ID_USART2 7 /* USART 2 */
+#define AT91SAM9X5_ID_USART3 8 /* USART 3 */
+#define AT91SAM9X5_ID_TWI0 9 /* Two-Wire Interface 0 */
+#define AT91SAM9X5_ID_TWI1 10 /* Two-Wire Interface 1 */
+#define AT91SAM9X5_ID_TWI2 11 /* Two-Wire Interface 2 */
+#define AT91SAM9X5_ID_MCI0 12 /* High Speed Multimedia Card Interface 0 */
+#define AT91SAM9X5_ID_SPI0 13 /* Serial Peripheral Interface 0 */
+#define AT91SAM9X5_ID_SPI1 14 /* Serial Peripheral Interface 1 */
+#define AT91SAM9X5_ID_UART0 15 /* UART 0 */
+#define AT91SAM9X5_ID_UART1 16 /* UART 1 */
+#define AT91SAM9X5_ID_TCB 17 /* Timer Counter 0, 1, 2, 3, 4 and 5 */
+#define AT91SAM9X5_ID_PWM 18 /* Pulse Width Modulation Controller */
+#define AT91SAM9X5_ID_ADC 19 /* ADC Controller */
+#define AT91SAM9X5_ID_DMA0 20 /* DMA Controller 0 */
+#define AT91SAM9X5_ID_DMA1 21 /* DMA Controller 1 */
+#define AT91SAM9X5_ID_UHPHS 22 /* USB Host High Speed */
+#define AT91SAM9X5_ID_UDPHS 23 /* USB Device High Speed */
+#define AT91SAM9X5_ID_EMAC0 24 /* Ethernet MAC0 */
+#define AT91SAM9X5_ID_LCDC 25 /* LCD Controller */
+#define AT91SAM9X5_ID_ISI 25 /* Image Sensor Interface */
+#define AT91SAM9X5_ID_MCI1 26 /* High Speed Multimedia Card Interface 1 */
+#define AT91SAM9X5_ID_EMAC1 27 /* Ethernet MAC1 */
+#define AT91SAM9X5_ID_SSC 28 /* Synchronous Serial Controller */
+#define AT91SAM9X5_ID_CAN0 29 /* CAN Controller 0 */
+#define AT91SAM9X5_ID_CAN1 30 /* CAN Controller 1 */
+#define AT91SAM9X5_ID_IRQ0 31 /* Advanced Interrupt Controller */
+
+/*
+ * User Peripheral physical base addresses.
+ */
+#define AT91SAM9X5_BASE_USART0 0xf801c000
+#define AT91SAM9X5_BASE_USART1 0xf8020000
+#define AT91SAM9X5_BASE_USART2 0xf8024000
+
+/*
+ * Base addresses for early serial code (uncompress.h)
+ */
+#define AT91_DBGU AT91_BASE_DBGU0
+#define AT91_USART0 AT91SAM9X5_BASE_USART0
+#define AT91_USART1 AT91SAM9X5_BASE_USART1
+#define AT91_USART2 AT91SAM9X5_BASE_USART2
+
+/*
+ * Internal Memory.
+ */
+#define AT91SAM9X5_SRAM_BASE 0x00300000 /* Internal SRAM base address */
+#define AT91SAM9X5_SRAM_SIZE SZ_32K /* Internal SRAM size (32Kb) */
+
+#define AT91SAM9X5_ROM_BASE 0x00400000 /* Internal ROM base address */
+#define AT91SAM9X5_ROM_SIZE SZ_64K /* Internal ROM size (64Kb) */
+
+#endif
diff --git a/arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h b/arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h
new file mode 100644
index 000000000000..a606d3966470
--- /dev/null
+++ b/arch/arm/mach-at91/include/mach/at91sam9x5_matrix.h
@@ -0,0 +1,53 @@
+/*
+ * Matrix-centric header file for the AT91SAM9x5 family
+ *
+ * Copyright (C) 2009-2012 Atmel Corporation.
+ *
+ * Only EBI related registers.
+ * Write Protect register definitions may be useful.
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#ifndef AT91SAM9X5_MATRIX_H
+#define AT91SAM9X5_MATRIX_H
+
+#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x120) /* EBI Chip Select Assignment Register */
+#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */
+#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1)
+#define AT91_MATRIX_EBI_CS1A_SDRAMC (1 << 1)
+#define AT91_MATRIX_EBI_CS3A (1 << 3) /* Chip Select 3 Assignment */
+#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3)
+#define AT91_MATRIX_EBI_CS3A_SMC_NANDFLASH (1 << 3)
+#define AT91_MATRIX_EBI_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
+#define AT91_MATRIX_EBI_DBPU_ON (0 << 8)
+#define AT91_MATRIX_EBI_DBPU_OFF (1 << 8)
+#define AT91_MATRIX_EBI_VDDIOMSEL (1 << 16) /* Memory voltage selection */
+#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16)
+#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16)
+#define AT91_MATRIX_EBI_EBI_IOSR (1 << 17) /* EBI I/O slew rate selection */
+#define AT91_MATRIX_EBI_EBI_IOSR_REDUCED (0 << 17)
+#define AT91_MATRIX_EBI_EBI_IOSR_NORMAL (1 << 17)
+#define AT91_MATRIX_EBI_DDR_IOSR (1 << 18) /* DDR2 dedicated port I/O slew rate selection */
+#define AT91_MATRIX_EBI_DDR_IOSR_REDUCED (0 << 18)
+#define AT91_MATRIX_EBI_DDR_IOSR_NORMAL (1 << 18)
+#define AT91_MATRIX_NFD0_SELECT (1 << 24) /* NAND Flash Data Bus Selection */
+#define AT91_MATRIX_NFD0_ON_D0 (0 << 24)
+#define AT91_MATRIX_NFD0_ON_D16 (1 << 24)
+#define AT91_MATRIX_DDR_MP_EN (1 << 25) /* DDR Multi-port Enable */
+#define AT91_MATRIX_MP_OFF (0 << 25)
+#define AT91_MATRIX_MP_ON (1 << 25)
+
+#define AT91_MATRIX_WPMR (AT91_MATRIX + 0x1E4) /* Write Protect Mode Register */
+#define AT91_MATRIX_WPMR_WPEN (1 << 0) /* Write Protect ENable */
+#define AT91_MATRIX_WPMR_WP_WPDIS (0 << 0)
+#define AT91_MATRIX_WPMR_WP_WPEN (1 << 0)
+#define AT91_MATRIX_WPMR_WPKEY (0xFFFFFF << 8) /* Write Protect KEY */
+
+#define AT91_MATRIX_WPSR (AT91_MATRIX + 0x1E8) /* Write Protect Status Register */
+#define AT91_MATRIX_WPSR_WPVS (1 << 0) /* Write Protect Violation Status */
+#define AT91_MATRIX_WPSR_NO_WPV (0 << 0)
+#define AT91_MATRIX_WPSR_WPV (1 << 0)
+#define AT91_MATRIX_WPSR_WPVSRC (0xFFFF << 8) /* Write Protect Violation Source */
+
+#endif
diff --git a/arch/arm/mach-at91/include/mach/at91x40.h b/arch/arm/mach-at91/include/mach/at91x40.h
index a57829f4fd18..90680217064e 100644
--- a/arch/arm/mach-at91/include/mach/at91x40.h
+++ b/arch/arm/mach-at91/include/mach/at91x40.h
@@ -28,18 +28,18 @@
#define AT91X40_ID_IRQ2 18 /* External IRQ 2 */
/*
- * System Peripherals (offset from AT91_BASE_SYS)
+ * System Peripherals
*/
#define AT91_BASE_SYS 0xffc00000
-#define AT91_EBI (0xffe00000 - AT91_BASE_SYS) /* External Bus Interface */
-#define AT91_SF (0xfff00000 - AT91_BASE_SYS) /* Special Function */
-#define AT91_USART1 (0xfffcc000 - AT91_BASE_SYS) /* USART 1 */
-#define AT91_USART0 (0xfffd0000 - AT91_BASE_SYS) /* USART 0 */
-#define AT91_TC (0xfffe0000 - AT91_BASE_SYS) /* Timer Counter */
-#define AT91_PIOA (0xffff0000 - AT91_BASE_SYS) /* PIO Controller A */
-#define AT91_PS (0xffff4000 - AT91_BASE_SYS) /* Power Save */
-#define AT91_WD (0xffff8000 - AT91_BASE_SYS) /* Watchdog Timer */
+#define AT91_EBI 0xffe00000 /* External Bus Interface */
+#define AT91_SF 0xfff00000 /* Special Function */
+#define AT91_USART1 0xfffcc000 /* USART 1 */
+#define AT91_USART0 0xfffd0000 /* USART 0 */
+#define AT91_TC 0xfffe0000 /* Timer Counter */
+#define AT91_PIOA 0xffff0000 /* PIO Controller A */
+#define AT91_PS 0xffff4000 /* Power Save */
+#define AT91_WD 0xffff8000 /* Watchdog Timer */
/*
* The AT91x40 series doesn't have a debug unit like the other AT91 parts.
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index 3b33f07b1e11..544a5d5ce416 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -41,6 +41,7 @@
#include <sound/atmel-ac97c.h>
#include <linux/serial.h>
#include <linux/platform_data/macb.h>
+#include <linux/platform_data/atmel.h>
/* USB Device */
struct at91_udc_data {
@@ -98,18 +99,6 @@ extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data);
extern void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data);
- /* NAND / SmartMedia */
-struct atmel_nand_data {
- int enable_pin; /* chip enable */
- int det_pin; /* card detect */
- int rdy_pin; /* ready/busy */
- u8 rdy_pin_active_low; /* rdy_pin value is inverted */
- u8 ale; /* address line number connected to ALE */
- u8 cle; /* address line number connected to CLE */
- u8 bus_width_16; /* buswidth is 16 bit */
- struct mtd_partition *parts;
- unsigned int num_parts;
-};
extern void __init at91_add_device_nand(struct atmel_nand_data *data);
/* I2C*/
@@ -179,7 +168,9 @@ extern void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data);
extern void __init at91_add_device_ac97(struct ac97c_platform_data *data);
/* ISI */
-extern void __init at91_add_device_isi(void);
+struct isi_platform_data;
+extern void __init at91_add_device_isi(struct isi_platform_data *data,
+ bool use_pck_as_mck);
/* Touchscreen Controller */
struct at91_tsadcc_data {
diff --git a/arch/arm/mach-at91/include/mach/cpu.h b/arch/arm/mach-at91/include/mach/cpu.h
index f6ce936dba2b..0118c3338552 100644
--- a/arch/arm/mach-at91/include/mach/cpu.h
+++ b/arch/arm/mach-at91/include/mach/cpu.h
@@ -25,7 +25,6 @@
#define ARCH_ID_AT91SAM9G45MRL 0x819b05a2 /* aka 9G45-ES2 & non ES lots */
#define ARCH_ID_AT91SAM9G45ES 0x819b05a1 /* 9G45-ES (Engineering Sample) */
#define ARCH_ID_AT91SAM9X5 0x819a05a0
-#define ARCH_ID_AT91CAP9 0x039A03A0
#define ARCH_ID_AT91SAM9XE128 0x329973a0
#define ARCH_ID_AT91SAM9XE256 0x329a93a0
@@ -51,10 +50,6 @@
#define ARCH_FAMILY_AT91SAM9 0x01900000
#define ARCH_FAMILY_AT91SAM9XE 0x02900000
-/* PMC revision */
-#define ARCH_REVISION_CAP9_B 0x399
-#define ARCH_REVISION_CAP9_C 0x601
-
/* RM9200 type */
#define ARCH_REVISON_9200_BGA (0 << 0)
#define ARCH_REVISON_9200_PQFP (1 << 0)
@@ -63,9 +58,6 @@ enum at91_soc_type {
/* 920T */
AT91_SOC_RM9200,
- /* CAP */
- AT91_SOC_CAP9,
-
/* SAM92xx */
AT91_SOC_SAM9260, AT91_SOC_SAM9261, AT91_SOC_SAM9263,
@@ -86,9 +78,6 @@ enum at91_soc_subtype {
/* RM9200 */
AT91_SOC_RM9200_BGA, AT91_SOC_RM9200_PQFP,
- /* CAP9 */
- AT91_SOC_CAP9_REV_B, AT91_SOC_CAP9_REV_C,
-
/* SAM9260 */
AT91_SOC_SAM9XE,
@@ -195,16 +184,6 @@ static inline int at91_soc_is_detected(void)
#define cpu_is_at91sam9x25() (0)
#endif
-#ifdef CONFIG_ARCH_AT91CAP9
-#define cpu_is_at91cap9() (at91_soc_initdata.type == AT91_SOC_CAP9)
-#define cpu_is_at91cap9_revB() (at91_soc_initdata.subtype == AT91_SOC_CAP9_REV_B)
-#define cpu_is_at91cap9_revC() (at91_soc_initdata.subtype == AT91_SOC_CAP9_REV_C)
-#else
-#define cpu_is_at91cap9() (0)
-#define cpu_is_at91cap9_revB() (0)
-#define cpu_is_at91cap9_revC() (0)
-#endif
-
/*
* Since this is ARM, we will never run on any AVR32 CPU. But these
* definitions may reduce clutter in common drivers.
diff --git a/arch/arm/mach-at91/include/mach/entry-macro.S b/arch/arm/mach-at91/include/mach/entry-macro.S
index 423eea0ed74c..903bf205a333 100644
--- a/arch/arm/mach-at91/include/mach/entry-macro.S
+++ b/arch/arm/mach-at91/include/mach/entry-macro.S
@@ -13,17 +13,11 @@
#include <mach/hardware.h>
#include <mach/at91_aic.h>
- .macro disable_fiq
- .endm
-
.macro get_irqnr_preamble, base, tmp
ldr \base, =at91_aic_base @ base virtual address of AIC peripheral
ldr \base, [\base]
.endm
- .macro arch_ret_to_user, tmp1, tmp2
- .endm
-
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \irqnr, [\base, #AT91_AIC_IVR] @ read IRQ vector register: de-asserts nIRQ to processor (and clears interrupt)
ldr \irqstat, [\base, #AT91_AIC_ISR] @ read interrupt source number
diff --git a/arch/arm/mach-at91/include/mach/gpio.h b/arch/arm/mach-at91/include/mach/gpio.h
index e3fd225121c7..eed465ab0dd7 100644
--- a/arch/arm/mach-at91/include/mach/gpio.h
+++ b/arch/arm/mach-at91/include/mach/gpio.h
@@ -191,10 +191,15 @@
extern int __init_or_module at91_set_GPIO_periph(unsigned pin, int use_pullup);
extern int __init_or_module at91_set_A_periph(unsigned pin, int use_pullup);
extern int __init_or_module at91_set_B_periph(unsigned pin, int use_pullup);
+extern int __init_or_module at91_set_C_periph(unsigned pin, int use_pullup);
+extern int __init_or_module at91_set_D_periph(unsigned pin, int use_pullup);
extern int __init_or_module at91_set_gpio_input(unsigned pin, int use_pullup);
extern int __init_or_module at91_set_gpio_output(unsigned pin, int value);
extern int __init_or_module at91_set_deglitch(unsigned pin, int is_on);
+extern int __init_or_module at91_set_debounce(unsigned pin, int is_on, int div);
extern int __init_or_module at91_set_multi_drive(unsigned pin, int is_on);
+extern int __init_or_module at91_set_pulldown(unsigned pin, int is_on);
+extern int __init_or_module at91_disable_schmitt_trig(unsigned pin);
/* callable at any time */
extern int at91_set_gpio_value(unsigned pin, int value);
@@ -204,18 +209,6 @@ extern int at91_get_gpio_value(unsigned pin);
extern void at91_gpio_suspend(void);
extern void at91_gpio_resume(void);
-/*-------------------------------------------------------------------------*/
-
-/* wrappers for "new style" GPIO calls. the old AT91-specific ones should
- * eventually be removed (along with this errno.h inclusion), and the
- * gpio request/free calls should probably be implemented.
- */
-
-#include <asm/errno.h>
-
-#define gpio_to_irq(gpio) (gpio + NR_AIC_IRQS)
-#define irq_to_gpio(irq) (irq - NR_AIC_IRQS)
-
#endif /* __ASSEMBLY__ */
#endif
diff --git a/arch/arm/mach-at91/include/mach/hardware.h b/arch/arm/mach-at91/include/mach/hardware.h
index 2d0e4e998566..e9e29a6c3868 100644
--- a/arch/arm/mach-at91/include/mach/hardware.h
+++ b/arch/arm/mach-at91/include/mach/hardware.h
@@ -19,7 +19,7 @@
/* DBGU base */
/* rm9200, 9260/9g20, 9261/9g10, 9rl */
#define AT91_BASE_DBGU0 0xfffff200
-/* 9263, 9g45, cap9 */
+/* 9263, 9g45 */
#define AT91_BASE_DBGU1 0xffffee00
#if defined(CONFIG_ARCH_AT91RM9200)
@@ -34,8 +34,8 @@
#include <mach/at91sam9rl.h>
#elif defined(CONFIG_ARCH_AT91SAM9G45)
#include <mach/at91sam9g45.h>
-#elif defined(CONFIG_ARCH_AT91CAP9)
-#include <mach/at91cap9.h>
+#elif defined(CONFIG_ARCH_AT91SAM9X5)
+#include <mach/at91sam9x5.h>
#elif defined(CONFIG_ARCH_AT91X40)
#include <mach/at91x40.h>
#else
@@ -59,9 +59,10 @@
/*
* On all at91 have the Advanced Interrupt Controller starts at address
- * 0xfffff000
+ * 0xfffff000 and the Power Management Controller starts at 0xfffffc00
*/
#define AT91_AIC 0xfffff000
+#define AT91_PMC 0xfffffc00
/*
* Peripheral identifiers/interrupts.
diff --git a/arch/arm/mach-at91/include/mach/io.h b/arch/arm/mach-at91/include/mach/io.h
index 4ca09ef7ca29..4003001eca3d 100644
--- a/arch/arm/mach-at91/include/mach/io.h
+++ b/arch/arm/mach-at91/include/mach/io.h
@@ -28,22 +28,4 @@
#define __io(a) __typesafe_io(a)
#define __mem_pci(a) (a)
-#ifndef __ASSEMBLY__
-
-static inline unsigned int at91_sys_read(unsigned int reg_offset)
-{
- void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
-
- return __raw_readl(addr + reg_offset);
-}
-
-static inline void at91_sys_write(unsigned int reg_offset, unsigned long value)
-{
- void __iomem *addr = (void __iomem *)AT91_VA_BASE_SYS;
-
- __raw_writel(value, addr + reg_offset);
-}
-
-#endif
-
#endif
diff --git a/arch/arm/mach-at91/include/mach/system.h b/arch/arm/mach-at91/include/mach/system.h
deleted file mode 100644
index cbd64f3bcecd..000000000000
--- a/arch/arm/mach-at91/include/mach/system.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * arch/arm/mach-at91/include/mach/system.h
- *
- * Copyright (C) 2003 SAN People
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#ifndef __ASM_ARCH_SYSTEM_H
-#define __ASM_ARCH_SYSTEM_H
-
-#include <mach/hardware.h>
-#include <mach/at91_st.h>
-#include <mach/at91_dbgu.h>
-#include <mach/at91_pmc.h>
-
-static inline void arch_idle(void)
-{
- /*
- * Disable the processor clock. The processor will be automatically
- * re-enabled by an interrupt or by a reset.
- */
-#ifdef AT91_PS
- at91_sys_write(AT91_PS_CR, AT91_PS_CR_CPU);
-#else
- at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
-#endif
-#ifndef CONFIG_CPU_ARM920T
- /*
- * Set the processor (CP15) into 'Wait for Interrupt' mode.
- * Post-RM9200 processors need this in conjunction with the above
- * to save power when idle.
- */
- cpu_do_idle();
-#endif
-}
-
-#endif
diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c
index be6b639ecd7b..cfcfcbe36269 100644
--- a/arch/arm/mach-at91/irq.c
+++ b/arch/arm/mach-at91/irq.c
@@ -24,6 +24,12 @@
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/types.h>
+#include <linux/irq.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/irqdomain.h>
+#include <linux/err.h>
#include <mach/hardware.h>
#include <asm/irq.h>
@@ -34,22 +40,24 @@
#include <asm/mach/map.h>
void __iomem *at91_aic_base;
+static struct irq_domain *at91_aic_domain;
+static struct device_node *at91_aic_np;
static void at91_aic_mask_irq(struct irq_data *d)
{
/* Disable interrupt on AIC */
- at91_aic_write(AT91_AIC_IDCR, 1 << d->irq);
+ at91_aic_write(AT91_AIC_IDCR, 1 << d->hwirq);
}
static void at91_aic_unmask_irq(struct irq_data *d)
{
/* Enable interrupt on AIC */
- at91_aic_write(AT91_AIC_IECR, 1 << d->irq);
+ at91_aic_write(AT91_AIC_IECR, 1 << d->hwirq);
}
unsigned int at91_extern_irq;
-#define is_extern_irq(irq) ((1 << (irq)) & at91_extern_irq)
+#define is_extern_irq(hwirq) ((1 << (hwirq)) & at91_extern_irq)
static int at91_aic_set_type(struct irq_data *d, unsigned type)
{
@@ -63,13 +71,13 @@ static int at91_aic_set_type(struct irq_data *d, unsigned type)
srctype = AT91_AIC_SRCTYPE_RISING;
break;
case IRQ_TYPE_LEVEL_LOW:
- if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq)) /* only supported on external interrupts */
+ if ((d->hwirq == AT91_ID_FIQ) || is_extern_irq(d->hwirq)) /* only supported on external interrupts */
srctype = AT91_AIC_SRCTYPE_LOW;
else
return -EINVAL;
break;
case IRQ_TYPE_EDGE_FALLING:
- if ((d->irq == AT91_ID_FIQ) || is_extern_irq(d->irq)) /* only supported on external interrupts */
+ if ((d->hwirq == AT91_ID_FIQ) || is_extern_irq(d->hwirq)) /* only supported on external interrupts */
srctype = AT91_AIC_SRCTYPE_FALLING;
else
return -EINVAL;
@@ -78,8 +86,8 @@ static int at91_aic_set_type(struct irq_data *d, unsigned type)
return -EINVAL;
}
- smr = at91_aic_read(AT91_AIC_SMR(d->irq)) & ~AT91_AIC_SRCTYPE;
- at91_aic_write(AT91_AIC_SMR(d->irq), smr | srctype);
+ smr = at91_aic_read(AT91_AIC_SMR(d->hwirq)) & ~AT91_AIC_SRCTYPE;
+ at91_aic_write(AT91_AIC_SMR(d->hwirq), smr | srctype);
return 0;
}
@@ -90,13 +98,13 @@ static u32 backups;
static int at91_aic_set_wake(struct irq_data *d, unsigned value)
{
- if (unlikely(d->irq >= 32))
+ if (unlikely(d->hwirq >= NR_AIC_IRQS))
return -EINVAL;
if (value)
- wakeups |= (1 << d->irq);
+ wakeups |= (1 << d->hwirq);
else
- wakeups &= ~(1 << d->irq);
+ wakeups &= ~(1 << d->hwirq);
return 0;
}
@@ -127,46 +135,112 @@ static struct irq_chip at91_aic_chip = {
.irq_set_wake = at91_aic_set_wake,
};
+static void __init at91_aic_hw_init(unsigned int spu_vector)
+{
+ int i;
+
+ /*
+ * Perform 8 End Of Interrupt Command to make sure AIC
+ * will not Lock out nIRQ
+ */
+ for (i = 0; i < 8; i++)
+ at91_aic_write(AT91_AIC_EOICR, 0);
+
+ /*
+ * Spurious Interrupt ID in Spurious Vector Register.
+ * When there is no current interrupt, the IRQ Vector Register
+ * reads the value stored in AIC_SPU
+ */
+ at91_aic_write(AT91_AIC_SPU, spu_vector);
+
+ /* No debugging in AIC: Debug (Protect) Control Register */
+ at91_aic_write(AT91_AIC_DCR, 0);
+
+ /* Disable and clear all interrupts initially */
+ at91_aic_write(AT91_AIC_IDCR, 0xFFFFFFFF);
+ at91_aic_write(AT91_AIC_ICCR, 0xFFFFFFFF);
+}
+
+#if defined(CONFIG_OF)
+static int at91_aic_irq_map(struct irq_domain *h, unsigned int virq,
+ irq_hw_number_t hw)
+{
+ /* Put virq number in Source Vector Register */
+ at91_aic_write(AT91_AIC_SVR(hw), virq);
+
+ /* Active Low interrupt, without priority */
+ at91_aic_write(AT91_AIC_SMR(hw), AT91_AIC_SRCTYPE_LOW);
+
+ irq_set_chip_and_handler(virq, &at91_aic_chip, handle_level_irq);
+ set_irq_flags(virq, IRQF_VALID | IRQF_PROBE);
+
+ return 0;
+}
+
+static struct irq_domain_ops at91_aic_irq_ops = {
+ .map = at91_aic_irq_map,
+ .xlate = irq_domain_xlate_twocell,
+};
+
+int __init at91_aic_of_init(struct device_node *node,
+ struct device_node *parent)
+{
+ at91_aic_base = of_iomap(node, 0);
+ at91_aic_np = node;
+
+ at91_aic_domain = irq_domain_add_linear(at91_aic_np, NR_AIC_IRQS,
+ &at91_aic_irq_ops, NULL);
+ if (!at91_aic_domain)
+ panic("Unable to add AIC irq domain (DT)\n");
+
+ irq_set_default_host(at91_aic_domain);
+
+ at91_aic_hw_init(NR_AIC_IRQS);
+
+ return 0;
+}
+#endif
+
/*
* Initialize the AIC interrupt controller.
*/
void __init at91_aic_init(unsigned int priority[NR_AIC_IRQS])
{
unsigned int i;
+ int irq_base;
at91_aic_base = ioremap(AT91_AIC, 512);
-
if (!at91_aic_base)
- panic("Impossible to ioremap AT91_AIC\n");
+ panic("Unable to ioremap AIC registers\n");
+
+ /* Add irq domain for AIC */
+ irq_base = irq_alloc_descs(-1, 0, NR_AIC_IRQS, 0);
+ if (irq_base < 0) {
+ WARN(1, "Cannot allocate irq_descs, assuming pre-allocated\n");
+ irq_base = 0;
+ }
+ at91_aic_domain = irq_domain_add_legacy(at91_aic_np, NR_AIC_IRQS,
+ irq_base, 0,
+ &irq_domain_simple_ops, NULL);
+
+ if (!at91_aic_domain)
+ panic("Unable to add AIC irq domain\n");
+
+ irq_set_default_host(at91_aic_domain);
/*
* The IVR is used by macro get_irqnr_and_base to read and verify.
* The irq number is NR_AIC_IRQS when a spurious interrupt has occurred.
*/
for (i = 0; i < NR_AIC_IRQS; i++) {
- /* Put irq number in Source Vector Register: */
+ /* Put hardware irq number in Source Vector Register: */
at91_aic_write(AT91_AIC_SVR(i), i);
/* Active Low interrupt, with the specified priority */
at91_aic_write(AT91_AIC_SMR(i), AT91_AIC_SRCTYPE_LOW | priority[i]);
irq_set_chip_and_handler(i, &at91_aic_chip, handle_level_irq);
set_irq_flags(i, IRQF_VALID | IRQF_PROBE);
-
- /* Perform 8 End Of Interrupt Command to make sure AIC will not Lock out nIRQ */
- if (i < 8)
- at91_aic_write(AT91_AIC_EOICR, 0);
}
- /*
- * Spurious Interrupt ID in Spurious Vector Register is NR_AIC_IRQS
- * When there is no current interrupt, the IRQ Vector Register reads the value stored in AIC_SPU
- */
- at91_aic_write(AT91_AIC_SPU, NR_AIC_IRQS);
-
- /* No debugging in AIC: Debug (Protect) Control Register */
- at91_aic_write(AT91_AIC_DCR, 0);
-
- /* Disable and clear all interrupts initially */
- at91_aic_write(AT91_AIC_IDCR, 0xFFFFFFFF);
- at91_aic_write(AT91_AIC_ICCR, 0xFFFFFFFF);
+ at91_aic_hw_init(NR_AIC_IRQS);
}
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 1606379ac284..f630250c6b87 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -136,7 +136,7 @@ static int at91_pm_verify_clocks(void)
unsigned long scsr;
int i;
- scsr = at91_sys_read(AT91_PMC_SCSR);
+ scsr = at91_pmc_read(AT91_PMC_SCSR);
/* USB must not be using PLLB */
if (cpu_is_at91rm9200()) {
@@ -150,11 +150,6 @@ static int at91_pm_verify_clocks(void)
pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
return 0;
}
- } else if (cpu_is_at91cap9()) {
- if ((scsr & AT91CAP9_PMC_UHP) != 0) {
- pr_err("AT91: PM - Suspend-to-RAM with USB still active\n");
- return 0;
- }
}
#ifdef CONFIG_AT91_PROGRAMMABLE_CLOCKS
@@ -165,7 +160,7 @@ static int at91_pm_verify_clocks(void)
if ((scsr & (AT91_PMC_PCK0 << i)) == 0)
continue;
- css = at91_sys_read(AT91_PMC_PCKR(i)) & AT91_PMC_CSS;
+ css = at91_pmc_read(AT91_PMC_PCKR(i)) & AT91_PMC_CSS;
if (css != AT91_PMC_CSS_SLOW) {
pr_err("AT91: PM - Suspend-to-RAM with PCK%d src %d\n", i, css);
return 0;
@@ -193,23 +188,23 @@ int at91_suspend_entering_slow_clock(void)
EXPORT_SYMBOL(at91_suspend_entering_slow_clock);
-static void (*slow_clock)(void);
+static void (*slow_clock)(void __iomem *pmc, void __iomem *ramc0,
+ void __iomem *ramc1, int memctrl);
#ifdef CONFIG_AT91_SLOW_CLOCK
-extern void at91_slow_clock(void);
+extern void at91_slow_clock(void __iomem *pmc, void __iomem *ramc0,
+ void __iomem *ramc1, int memctrl);
extern u32 at91_slow_clock_sz;
#endif
-
static int at91_pm_enter(suspend_state_t state)
{
- u32 saved_lpr;
at91_gpio_suspend();
at91_irq_suspend();
pr_debug("AT91: PM - wake mask %08x, pm state %d\n",
/* remember all the always-wake irqs */
- (at91_sys_read(AT91_PMC_PCSR)
+ (at91_pmc_read(AT91_PMC_PCSR)
| (1 << AT91_ID_FIQ)
| (1 << AT91_ID_SYS)
| (at91_extern_irq))
@@ -234,11 +229,18 @@ static int at91_pm_enter(suspend_state_t state)
* turning off the main oscillator; reverse on wakeup.
*/
if (slow_clock) {
+ int memctrl = AT91_MEMCTRL_SDRAMC;
+
+ if (cpu_is_at91rm9200())
+ memctrl = AT91_MEMCTRL_MC;
+ else if (cpu_is_at91sam9g45())
+ memctrl = AT91_MEMCTRL_DDRSDR;
#ifdef CONFIG_AT91_SLOW_CLOCK
/* copy slow_clock handler to SRAM, and call it */
memcpy(slow_clock, at91_slow_clock, at91_slow_clock_sz);
#endif
- slow_clock();
+ slow_clock(at91_pmc_base, at91_ramc_base[0],
+ at91_ramc_base[1], memctrl);
break;
} else {
pr_info("AT91: PM - no slow clock mode enabled ...\n");
@@ -259,16 +261,7 @@ static int at91_pm_enter(suspend_state_t state)
* For ARM 926 based chips, this requirement is weaker
* as at91sam9 can access a RAM in self-refresh mode.
*/
- asm volatile ( "mov r0, #0\n\t"
- "b 1f\n\t"
- ".align 5\n\t"
- "1: mcr p15, 0, r0, c7, c10, 4\n\t"
- : /* no output */
- : /* no input */
- : "r0");
- saved_lpr = sdram_selfrefresh_enable();
- wait_for_interrupt_enable();
- sdram_selfrefresh_disable(saved_lpr);
+ at91_standby();
break;
case PM_SUSPEND_ON:
@@ -316,7 +309,7 @@ static int __init at91_pm_init(void)
#ifdef CONFIG_ARCH_AT91RM9200
/* AT91RM9200 SDRAM low-power mode cannot be used with self-refresh. */
- at91_sys_write(AT91_SDRAMC_LPR, 0);
+ at91_ramc_write(0, AT91RM9200_SDRAMC_LPR, 0);
#endif
suspend_set_ops(&at91_pm_ops);
diff --git a/arch/arm/mach-at91/pm.h b/arch/arm/mach-at91/pm.h
index 7eb40d24242f..89f56f3a802e 100644
--- a/arch/arm/mach-at91/pm.h
+++ b/arch/arm/mach-at91/pm.h
@@ -1,5 +1,19 @@
+/*
+ * AT91 Power Management
+ *
+ * Copyright (C) 2005 David Brownell
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+#ifndef __ARCH_ARM_MACH_AT91_PM
+#define __ARCH_ARM_MACH_AT91_PM
+
+#include <mach/at91_ramc.h>
#ifdef CONFIG_ARCH_AT91RM9200
-#include <mach/at91rm9200_mc.h>
+#include <mach/at91rm9200_sdramc.h>
/*
* The AT91RM9200 goes into self-refresh mode with this command, and will
@@ -11,51 +25,37 @@
* still in self-refresh is "not recommended", but seems to work.
*/
-static inline u32 sdram_selfrefresh_enable(void)
+static inline void at91rm9200_standby(void)
{
- u32 saved_lpr = at91_sys_read(AT91_SDRAMC_LPR);
-
- at91_sys_write(AT91_SDRAMC_LPR, 0);
- at91_sys_write(AT91_SDRAMC_SRR, 1);
- return saved_lpr;
+ u32 lpr = at91_ramc_read(0, AT91RM9200_SDRAMC_LPR);
+
+ asm volatile(
+ "b 1f\n\t"
+ ".align 5\n\t"
+ "1: mcr p15, 0, %0, c7, c10, 4\n\t"
+ " str %0, [%1, %2]\n\t"
+ " str %3, [%1, %4]\n\t"
+ " mcr p15, 0, %0, c7, c0, 4\n\t"
+ " str %5, [%1, %2]"
+ :
+ : "r" (0), "r" (AT91_BASE_SYS), "r" (AT91RM9200_SDRAMC_LPR),
+ "r" (1), "r" (AT91RM9200_SDRAMC_SRR),
+ "r" (lpr));
}
-#define sdram_selfrefresh_disable(saved_lpr) at91_sys_write(AT91_SDRAMC_LPR, saved_lpr)
-#define wait_for_interrupt_enable() asm volatile ("mcr p15, 0, %0, c7, c0, 4" \
- : : "r" (0))
-
-#elif defined(CONFIG_ARCH_AT91CAP9)
-#include <mach/at91sam9_ddrsdr.h>
-
-
-static inline u32 sdram_selfrefresh_enable(void)
-{
- u32 saved_lpr, lpr;
-
- saved_lpr = at91_ramc_read(0, AT91CAP9_DDRSDRC_LPR);
-
- lpr = saved_lpr & ~AT91_DDRSDRC_LPCB;
- at91_ramc_write(0, AT91CAP9_DDRSDRC_LPR, lpr | AT91_DDRSDRC_LPCB_SELF_REFRESH);
- return saved_lpr;
-}
-
-#define sdram_selfrefresh_disable(saved_lpr) at91_ramc_write(0, AT91CAP9_DDRSDRC_LPR, saved_lpr)
-#define wait_for_interrupt_enable() cpu_do_idle()
+#define at91_standby at91rm9200_standby
#elif defined(CONFIG_ARCH_AT91SAM9G45)
-#include <mach/at91sam9_ddrsdr.h>
/* We manage both DDRAM/SDRAM controllers, we need more than one value to
* remember.
*/
-static u32 saved_lpr1;
-
-static inline u32 sdram_selfrefresh_enable(void)
+static inline void at91sam9g45_standby(void)
{
- /* Those tow values allow us to delay self-refresh activation
+ /* Those two values allow us to delay self-refresh activation
* to the maximum. */
u32 lpr0, lpr1;
- u32 saved_lpr0;
+ u32 saved_lpr0, saved_lpr1;
saved_lpr1 = at91_ramc_read(1, AT91_DDRSDRC_LPR);
lpr1 = saved_lpr1 & ~AT91_DDRSDRC_LPCB;
@@ -69,18 +69,15 @@ static inline u32 sdram_selfrefresh_enable(void)
at91_ramc_write(0, AT91_DDRSDRC_LPR, lpr0);
at91_ramc_write(1, AT91_DDRSDRC_LPR, lpr1);
- return saved_lpr0;
+ cpu_do_idle();
+
+ at91_ramc_write(0, AT91_DDRSDRC_LPR, saved_lpr0);
+ at91_ramc_write(1, AT91_DDRSDRC_LPR, saved_lpr1);
}
-#define sdram_selfrefresh_disable(saved_lpr0) \
- do { \
- at91_ramc_write(0, AT91_DDRSDRC_LPR, saved_lpr0); \
- at91_ramc_write(1, AT91_DDRSDRC_LPR, saved_lpr1); \
- } while (0)
-#define wait_for_interrupt_enable() cpu_do_idle()
+#define at91_standby at91sam9g45_standby
#else
-#include <mach/at91sam9_sdramc.h>
#ifdef CONFIG_ARCH_AT91SAM9263
/*
@@ -90,18 +87,23 @@ static inline u32 sdram_selfrefresh_enable(void)
#warning Assuming EB1 SDRAM controller is *NOT* used
#endif
-static inline u32 sdram_selfrefresh_enable(void)
+static inline void at91sam9_standby(void)
{
u32 saved_lpr, lpr;
saved_lpr = at91_ramc_read(0, AT91_SDRAMC_LPR);
lpr = saved_lpr & ~AT91_SDRAMC_LPCB;
- at91_ramc_write(0, AT91_SDRAMC_LPR, lpr | AT91_SDRAMC_LPCB_SELF_REFRESH);
- return saved_lpr;
+ at91_ramc_write(0, AT91_SDRAMC_LPR, lpr |
+ AT91_SDRAMC_LPCB_SELF_REFRESH);
+
+ cpu_do_idle();
+
+ at91_ramc_write(0, AT91_SDRAMC_LPR, saved_lpr);
}
-#define sdram_selfrefresh_disable(saved_lpr) at91_ramc_write(0, AT91_SDRAMC_LPR, saved_lpr)
-#define wait_for_interrupt_enable() cpu_do_idle()
+#define at91_standby at91sam9_standby
+
+#endif
#endif
diff --git a/arch/arm/mach-at91/pm_slowclock.S b/arch/arm/mach-at91/pm_slowclock.S
index 92dfb8461392..db5452123f17 100644
--- a/arch/arm/mach-at91/pm_slowclock.S
+++ b/arch/arm/mach-at91/pm_slowclock.S
@@ -15,15 +15,7 @@
#include <linux/linkage.h>
#include <mach/hardware.h>
#include <mach/at91_pmc.h>
-
-#if defined(CONFIG_ARCH_AT91RM9200)
-#include <mach/at91rm9200_mc.h>
-#elif defined(CONFIG_ARCH_AT91CAP9) \
- || defined(CONFIG_ARCH_AT91SAM9G45)
-#include <mach/at91sam9_ddrsdr.h>
-#else
-#include <mach/at91sam9_sdramc.h>
-#endif
+#include <mach/at91_ramc.h>
#ifdef CONFIG_ARCH_AT91SAM9263
@@ -47,17 +39,23 @@
#define PLLALOCK_TIMEOUT 1000
#define PLLBLOCK_TIMEOUT 1000
+pmc .req r0
+sdramc .req r1
+ramc1 .req r2
+memctrl .req r3
+tmp1 .req r4
+tmp2 .req r5
/*
* Wait until master clock is ready (after switching master clock source)
*/
.macro wait_mckrdy
- mov r4, #MCKRDY_TIMEOUT
-1: sub r4, r4, #1
- cmp r4, #0
+ mov tmp2, #MCKRDY_TIMEOUT
+1: sub tmp2, tmp2, #1
+ cmp tmp2, #0
beq 2f
- ldr r3, [r1, #(AT91_PMC_SR - AT91_PMC)]
- tst r3, #AT91_PMC_MCKRDY
+ ldr tmp1, [pmc, #AT91_PMC_SR]
+ tst tmp1, #AT91_PMC_MCKRDY
beq 1b
2:
.endm
@@ -66,12 +64,12 @@
* Wait until master oscillator has stabilized.
*/
.macro wait_moscrdy
- mov r4, #MOSCRDY_TIMEOUT
-1: sub r4, r4, #1
- cmp r4, #0
+ mov tmp2, #MOSCRDY_TIMEOUT
+1: sub tmp2, tmp2, #1
+ cmp tmp2, #0
beq 2f
- ldr r3, [r1, #(AT91_PMC_SR - AT91_PMC)]
- tst r3, #AT91_PMC_MOSCS
+ ldr tmp1, [pmc, #AT91_PMC_SR]
+ tst tmp1, #AT91_PMC_MOSCS
beq 1b
2:
.endm
@@ -80,12 +78,12 @@
* Wait until PLLA has locked.
*/
.macro wait_pllalock
- mov r4, #PLLALOCK_TIMEOUT
-1: sub r4, r4, #1
- cmp r4, #0
+ mov tmp2, #PLLALOCK_TIMEOUT
+1: sub tmp2, tmp2, #1
+ cmp tmp2, #0
beq 2f
- ldr r3, [r1, #(AT91_PMC_SR - AT91_PMC)]
- tst r3, #AT91_PMC_LOCKA
+ ldr tmp1, [pmc, #AT91_PMC_SR]
+ tst tmp1, #AT91_PMC_LOCKA
beq 1b
2:
.endm
@@ -94,80 +92,98 @@
* Wait until PLLB has locked.
*/
.macro wait_pllblock
- mov r4, #PLLBLOCK_TIMEOUT
-1: sub r4, r4, #1
- cmp r4, #0
+ mov tmp2, #PLLBLOCK_TIMEOUT
+1: sub tmp2, tmp2, #1
+ cmp tmp2, #0
beq 2f
- ldr r3, [r1, #(AT91_PMC_SR - AT91_PMC)]
- tst r3, #AT91_PMC_LOCKB
+ ldr tmp1, [pmc, #AT91_PMC_SR]
+ tst tmp1, #AT91_PMC_LOCKB
beq 1b
2:
.endm
.text
+/* void at91_slow_clock(void __iomem *pmc, void __iomem *sdramc,
+ * void __iomem *ramc1, int memctrl)
+ */
ENTRY(at91_slow_clock)
/* Save registers on stack */
- stmfd sp!, {r0 - r12, lr}
+ stmfd sp!, {r4 - r12, lr}
/*
* Register usage:
- * R1 = Base address of AT91_PMC
- * R2 = Base address of RAM Controller (SDRAM, DDRSDR, or AT91_SYS)
- * R3 = temporary register
+ * R0 = Base address of AT91_PMC
+ * R1 = Base address of RAM Controller (SDRAM, DDRSDR, or AT91_SYS)
+ * R2 = Base address of second RAM Controller or 0 if not present
+ * R3 = Memory controller
* R4 = temporary register
- * R5 = Base address of second RAM Controller or 0 if not present
+ * R5 = temporary register
*/
- ldr r1, .at91_va_base_pmc
- ldr r2, .at91_va_base_sdramc
- ldr r5, .at91_va_base_ramc1
/* Drain write buffer */
- mov r0, #0
- mcr p15, 0, r0, c7, c10, 4
+ mov tmp1, #0
+ mcr p15, 0, tmp1, c7, c10, 4
+
+ cmp memctrl, #AT91_MEMCTRL_MC
+ bne ddr_sr_enable
-#ifdef CONFIG_ARCH_AT91RM9200
+ /*
+ * at91rm9200 Memory controller
+ */
/* Put SDRAM in self-refresh mode */
- mov r3, #1
- str r3, [r2, #AT91_SDRAMC_SRR]
-#elif defined(CONFIG_ARCH_AT91CAP9) \
- || defined(CONFIG_ARCH_AT91SAM9G45)
+ mov tmp1, #1
+ str tmp1, [sdramc, #AT91RM9200_SDRAMC_SRR]
+ b sdr_sr_done
+
+ /*
+ * DDRSDR Memory controller
+ */
+ddr_sr_enable:
+ cmp memctrl, #AT91_MEMCTRL_DDRSDR
+ bne sdr_sr_enable
/* prepare for DDRAM self-refresh mode */
- ldr r3, [r2, #AT91_DDRSDRC_LPR]
- str r3, .saved_sam9_lpr
- bic r3, #AT91_DDRSDRC_LPCB
- orr r3, #AT91_DDRSDRC_LPCB_SELF_REFRESH
+ ldr tmp1, [sdramc, #AT91_DDRSDRC_LPR]
+ str tmp1, .saved_sam9_lpr
+ bic tmp1, #AT91_DDRSDRC_LPCB
+ orr tmp1, #AT91_DDRSDRC_LPCB_SELF_REFRESH
/* figure out if we use the second ram controller */
- cmp r5, #0
- ldrne r4, [r5, #AT91_DDRSDRC_LPR]
- strne r4, .saved_sam9_lpr1
- bicne r4, #AT91_DDRSDRC_LPCB
- orrne r4, #AT91_DDRSDRC_LPCB_SELF_REFRESH
+ cmp ramc1, #0
+ ldrne tmp2, [ramc1, #AT91_DDRSDRC_LPR]
+ strne tmp2, .saved_sam9_lpr1
+ bicne tmp2, #AT91_DDRSDRC_LPCB
+ orrne tmp2, #AT91_DDRSDRC_LPCB_SELF_REFRESH
/* Enable DDRAM self-refresh mode */
- str r3, [r2, #AT91_DDRSDRC_LPR]
- strne r4, [r5, #AT91_DDRSDRC_LPR]
-#else
+ str tmp1, [sdramc, #AT91_DDRSDRC_LPR]
+ strne tmp2, [ramc1, #AT91_DDRSDRC_LPR]
+
+ b sdr_sr_done
+
+ /*
+ * SDRAMC Memory controller
+ */
+sdr_sr_enable:
/* Enable SDRAM self-refresh mode */
- ldr r3, [r2, #AT91_SDRAMC_LPR]
- str r3, .saved_sam9_lpr
+ ldr tmp1, [sdramc, #AT91_SDRAMC_LPR]
+ str tmp1, .saved_sam9_lpr
- bic r3, #AT91_SDRAMC_LPCB
- orr r3, #AT91_SDRAMC_LPCB_SELF_REFRESH
- str r3, [r2, #AT91_SDRAMC_LPR]
-#endif
+ bic tmp1, #AT91_SDRAMC_LPCB
+ orr tmp1, #AT91_SDRAMC_LPCB_SELF_REFRESH
+ str tmp1, [sdramc, #AT91_SDRAMC_LPR]
+sdr_sr_done:
/* Save Master clock setting */
- ldr r3, [r1, #(AT91_PMC_MCKR - AT91_PMC)]
- str r3, .saved_mckr
+ ldr tmp1, [pmc, #AT91_PMC_MCKR]
+ str tmp1, .saved_mckr
/*
* Set the Master clock source to slow clock
*/
- bic r3, r3, #AT91_PMC_CSS
- str r3, [r1, #(AT91_PMC_MCKR - AT91_PMC)]
+ bic tmp1, tmp1, #AT91_PMC_CSS
+ str tmp1, [pmc, #AT91_PMC_MCKR]
wait_mckrdy
@@ -177,61 +193,61 @@ ENTRY(at91_slow_clock)
*
* See AT91RM9200 errata #27 and #28 for details.
*/
- mov r3, #0
- str r3, [r1, #(AT91_PMC_MCKR - AT91_PMC)]
+ mov tmp1, #0
+ str tmp1, [pmc, #AT91_PMC_MCKR]
wait_mckrdy
#endif
/* Save PLLA setting and disable it */
- ldr r3, [r1, #(AT91_CKGR_PLLAR - AT91_PMC)]
- str r3, .saved_pllar
+ ldr tmp1, [pmc, #AT91_CKGR_PLLAR]
+ str tmp1, .saved_pllar
- mov r3, #AT91_PMC_PLLCOUNT
- orr r3, r3, #(1 << 29) /* bit 29 always set */
- str r3, [r1, #(AT91_CKGR_PLLAR - AT91_PMC)]
+ mov tmp1, #AT91_PMC_PLLCOUNT
+ orr tmp1, tmp1, #(1 << 29) /* bit 29 always set */
+ str tmp1, [pmc, #AT91_CKGR_PLLAR]
/* Save PLLB setting and disable it */
- ldr r3, [r1, #(AT91_CKGR_PLLBR - AT91_PMC)]
- str r3, .saved_pllbr
+ ldr tmp1, [pmc, #AT91_CKGR_PLLBR]
+ str tmp1, .saved_pllbr
- mov r3, #AT91_PMC_PLLCOUNT
- str r3, [r1, #(AT91_CKGR_PLLBR - AT91_PMC)]
+ mov tmp1, #AT91_PMC_PLLCOUNT
+ str tmp1, [pmc, #AT91_CKGR_PLLBR]
/* Turn off the main oscillator */
- ldr r3, [r1, #(AT91_CKGR_MOR - AT91_PMC)]
- bic r3, r3, #AT91_PMC_MOSCEN
- str r3, [r1, #(AT91_CKGR_MOR - AT91_PMC)]
+ ldr tmp1, [pmc, #AT91_CKGR_MOR]
+ bic tmp1, tmp1, #AT91_PMC_MOSCEN
+ str tmp1, [pmc, #AT91_CKGR_MOR]
/* Wait for interrupt */
- mcr p15, 0, r0, c7, c0, 4
+ mcr p15, 0, tmp1, c7, c0, 4
/* Turn on the main oscillator */
- ldr r3, [r1, #(AT91_CKGR_MOR - AT91_PMC)]
- orr r3, r3, #AT91_PMC_MOSCEN
- str r3, [r1, #(AT91_CKGR_MOR - AT91_PMC)]
+ ldr tmp1, [pmc, #AT91_CKGR_MOR]
+ orr tmp1, tmp1, #AT91_PMC_MOSCEN
+ str tmp1, [pmc, #AT91_CKGR_MOR]
wait_moscrdy
/* Restore PLLB setting */
- ldr r3, .saved_pllbr
- str r3, [r1, #(AT91_CKGR_PLLBR - AT91_PMC)]
+ ldr tmp1, .saved_pllbr
+ str tmp1, [pmc, #AT91_CKGR_PLLBR]
- tst r3, #(AT91_PMC_MUL & 0xff0000)
+ tst tmp1, #(AT91_PMC_MUL & 0xff0000)
bne 1f
- tst r3, #(AT91_PMC_MUL & ~0xff0000)
+ tst tmp1, #(AT91_PMC_MUL & ~0xff0000)
beq 2f
1:
wait_pllblock
2:
/* Restore PLLA setting */
- ldr r3, .saved_pllar
- str r3, [r1, #(AT91_CKGR_PLLAR - AT91_PMC)]
+ ldr tmp1, .saved_pllar
+ str tmp1, [pmc, #AT91_CKGR_PLLAR]
- tst r3, #(AT91_PMC_MUL & 0xff0000)
+ tst tmp1, #(AT91_PMC_MUL & 0xff0000)
bne 3f
- tst r3, #(AT91_PMC_MUL & ~0xff0000)
+ tst tmp1, #(AT91_PMC_MUL & ~0xff0000)
beq 4f
3:
wait_pllalock
@@ -244,11 +260,11 @@ ENTRY(at91_slow_clock)
*
* See AT91RM9200 errata #27 and #28 for details.
*/
- ldr r3, .saved_mckr
- tst r3, #AT91_PMC_PRES
+ ldr tmp1, .saved_mckr
+ tst tmp1, #AT91_PMC_PRES
beq 2f
- and r3, r3, #AT91_PMC_PRES
- str r3, [r1, #(AT91_PMC_MCKR - AT91_PMC)]
+ and tmp1, tmp1, #AT91_PMC_PRES
+ str tmp1, [pmc, #AT91_PMC_MCKR]
wait_mckrdy
#endif
@@ -256,32 +272,45 @@ ENTRY(at91_slow_clock)
/*
* Restore master clock setting
*/
-2: ldr r3, .saved_mckr
- str r3, [r1, #(AT91_PMC_MCKR - AT91_PMC)]
+2: ldr tmp1, .saved_mckr
+ str tmp1, [pmc, #AT91_PMC_MCKR]
wait_mckrdy
-#ifdef CONFIG_ARCH_AT91RM9200
- /* Do nothing - self-refresh is automatically disabled. */
-#elif defined(CONFIG_ARCH_AT91CAP9) \
- || defined(CONFIG_ARCH_AT91SAM9G45)
+ /*
+ * at91rm9200 Memory controller
+ * Do nothing - self-refresh is automatically disabled.
+ */
+ cmp memctrl, #AT91_MEMCTRL_MC
+ beq ram_restored
+
+ /*
+ * DDRSDR Memory controller
+ */
+ cmp memctrl, #AT91_MEMCTRL_DDRSDR
+ bne sdr_en_restore
/* Restore LPR on AT91 with DDRAM */
- ldr r3, .saved_sam9_lpr
- str r3, [r2, #AT91_DDRSDRC_LPR]
+ ldr tmp1, .saved_sam9_lpr
+ str tmp1, [sdramc, #AT91_DDRSDRC_LPR]
/* if we use the second ram controller */
- cmp r5, #0
- ldrne r4, .saved_sam9_lpr1
- strne r4, [r5, #AT91_DDRSDRC_LPR]
+ cmp ramc1, #0
+ ldrne tmp2, .saved_sam9_lpr1
+ strne tmp2, [ramc1, #AT91_DDRSDRC_LPR]
+
+ b ram_restored
-#else
+ /*
+ * SDRAMC Memory controller
+ */
+sdr_en_restore:
/* Restore LPR on AT91 with SDRAM */
- ldr r3, .saved_sam9_lpr
- str r3, [r2, #AT91_SDRAMC_LPR]
-#endif
+ ldr tmp1, .saved_sam9_lpr
+ str tmp1, [sdramc, #AT91_SDRAMC_LPR]
+ram_restored:
/* Restore registers, and return */
- ldmfd sp!, {r0 - r12, pc}
+ ldmfd sp!, {r4 - r12, pc}
.saved_mckr:
@@ -299,27 +328,5 @@ ENTRY(at91_slow_clock)
.saved_sam9_lpr1:
.word 0
-.at91_va_base_pmc:
- .word AT91_VA_BASE_SYS + AT91_PMC
-
-#ifdef CONFIG_ARCH_AT91RM9200
-.at91_va_base_sdramc:
- .word AT91_VA_BASE_SYS
-#elif defined(CONFIG_ARCH_AT91CAP9) \
- || defined(CONFIG_ARCH_AT91SAM9G45)
-.at91_va_base_sdramc:
- .word AT91_VA_BASE_SYS + AT91_DDRSDRC0
-#else
-.at91_va_base_sdramc:
- .word AT91_VA_BASE_SYS + AT91_SDRAMC0
-#endif
-
-.at91_va_base_ramc1:
-#if defined(CONFIG_ARCH_AT91SAM9G45)
- .word AT91_VA_BASE_SYS + AT91_DDRSDRC1
-#else
- .word 0
-#endif
-
ENTRY(at91_slow_clock_sz)
.word .-at91_slow_clock
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index 69d3fc4c46f3..1083739e3065 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -9,6 +9,7 @@
#include <linux/io.h>
#include <linux/mm.h>
#include <linux/pm.h>
+#include <linux/of_address.h>
#include <asm/mach/map.h>
@@ -51,6 +52,19 @@ void __init at91_init_interrupts(unsigned int *priority)
at91_gpio_irq_setup();
}
+void __iomem *at91_ramc_base[2];
+
+void __init at91_ioremap_ramc(int id, u32 addr, u32 size)
+{
+ if (id < 0 || id > 1) {
+ pr_emerg("Wrong RAM controller id (%d), cannot continue\n", id);
+ BUG();
+ }
+ at91_ramc_base[id] = ioremap(addr, size);
+ if (!at91_ramc_base[id])
+ panic("Impossible to ioremap ramc.%d 0x%x\n", id, addr);
+}
+
static struct map_desc sram_desc[2] __initdata;
void __init at91_init_sram(int bank, unsigned long base, unsigned int length)
@@ -86,20 +100,6 @@ static void __init soc_detect(u32 dbgu_base)
socid = cidr & ~AT91_CIDR_VERSION;
switch (socid) {
- case ARCH_ID_AT91CAP9: {
-#ifdef CONFIG_AT91_PMC_UNIT
- u32 pmc_ver = at91_sys_read(AT91_PMC_VER);
-
- if (pmc_ver == ARCH_REVISION_CAP9_B)
- at91_soc_initdata.subtype = AT91_SOC_CAP9_REV_B;
- else if (pmc_ver == ARCH_REVISION_CAP9_C)
- at91_soc_initdata.subtype = AT91_SOC_CAP9_REV_C;
-#endif
- at91_soc_initdata.type = AT91_SOC_CAP9;
- at91_boot_soc = at91cap9_soc;
- break;
- }
-
case ARCH_ID_AT91RM9200:
at91_soc_initdata.type = AT91_SOC_RM9200;
at91_boot_soc = at91rm9200_soc;
@@ -200,7 +200,6 @@ static void __init soc_detect(u32 dbgu_base)
static const char *soc_name[] = {
[AT91_SOC_RM9200] = "at91rm9200",
- [AT91_SOC_CAP9] = "at91cap9",
[AT91_SOC_SAM9260] = "at91sam9260",
[AT91_SOC_SAM9261] = "at91sam9261",
[AT91_SOC_SAM9263] = "at91sam9263",
@@ -221,8 +220,6 @@ EXPORT_SYMBOL(at91_get_soc_type);
static const char *soc_subtype_name[] = {
[AT91_SOC_RM9200_BGA] = "at91rm9200 BGA",
[AT91_SOC_RM9200_PQFP] = "at91rm9200 PQFP",
- [AT91_SOC_CAP9_REV_B] = "at91cap9 revB",
- [AT91_SOC_CAP9_REV_C] = "at91cap9 revC",
[AT91_SOC_SAM9XE] = "at91sam9xe",
[AT91_SOC_SAM9G45ES] = "at91sam9g45es",
[AT91_SOC_SAM9M10] = "at91sam9m10",
@@ -293,6 +290,159 @@ void __init at91_ioremap_rstc(u32 base_addr)
panic("Impossible to ioremap at91_rstc_base\n");
}
+void __iomem *at91_matrix_base;
+
+void __init at91_ioremap_matrix(u32 base_addr)
+{
+ at91_matrix_base = ioremap(base_addr, 512);
+ if (!at91_matrix_base)
+ panic("Impossible to ioremap at91_matrix_base\n");
+}
+
+#if defined(CONFIG_OF)
+static struct of_device_id rstc_ids[] = {
+ { .compatible = "atmel,at91sam9260-rstc", .data = at91sam9_alt_restart },
+ { .compatible = "atmel,at91sam9g45-rstc", .data = at91sam9g45_restart },
+ { /*sentinel*/ }
+};
+
+static void at91_dt_rstc(void)
+{
+ struct device_node *np;
+ const struct of_device_id *of_id;
+
+ np = of_find_matching_node(NULL, rstc_ids);
+ if (!np)
+ panic("unable to find compatible rstc node in dtb\n");
+
+ at91_rstc_base = of_iomap(np, 0);
+ if (!at91_rstc_base)
+ panic("unable to map rstc cpu registers\n");
+
+ of_id = of_match_node(rstc_ids, np);
+ if (!of_id)
+ panic("AT91: rtsc no restart function availlable\n");
+
+ arm_pm_restart = of_id->data;
+
+ of_node_put(np);
+}
+
+static struct of_device_id ramc_ids[] = {
+ { .compatible = "atmel,at91sam9260-sdramc" },
+ { .compatible = "atmel,at91sam9g45-ddramc" },
+ { /*sentinel*/ }
+};
+
+static void at91_dt_ramc(void)
+{
+ struct device_node *np;
+
+ np = of_find_matching_node(NULL, ramc_ids);
+ if (!np)
+ panic("unable to find compatible ram conroller node in dtb\n");
+
+ at91_ramc_base[0] = of_iomap(np, 0);
+ if (!at91_ramc_base[0])
+ panic("unable to map ramc[0] cpu registers\n");
+ /* the controller may have 2 banks */
+ at91_ramc_base[1] = of_iomap(np, 1);
+
+ of_node_put(np);
+}
+
+static struct of_device_id shdwc_ids[] = {
+ { .compatible = "atmel,at91sam9260-shdwc", },
+ { .compatible = "atmel,at91sam9rl-shdwc", },
+ { .compatible = "atmel,at91sam9x5-shdwc", },
+ { /*sentinel*/ }
+};
+
+static const char *shdwc_wakeup_modes[] = {
+ [AT91_SHDW_WKMODE0_NONE] = "none",
+ [AT91_SHDW_WKMODE0_HIGH] = "high",
+ [AT91_SHDW_WKMODE0_LOW] = "low",
+ [AT91_SHDW_WKMODE0_ANYLEVEL] = "any",
+};
+
+const int at91_dtget_shdwc_wakeup_mode(struct device_node *np)
+{
+ const char *pm;
+ int err, i;
+
+ err = of_property_read_string(np, "atmel,wakeup-mode", &pm);
+ if (err < 0)
+ return AT91_SHDW_WKMODE0_ANYLEVEL;
+
+ for (i = 0; i < ARRAY_SIZE(shdwc_wakeup_modes); i++)
+ if (!strcasecmp(pm, shdwc_wakeup_modes[i]))
+ return i;
+
+ return -ENODEV;
+}
+
+static void at91_dt_shdwc(void)
+{
+ struct device_node *np;
+ int wakeup_mode;
+ u32 reg;
+ u32 mode = 0;
+
+ np = of_find_matching_node(NULL, shdwc_ids);
+ if (!np) {
+ pr_debug("AT91: unable to find compatible shutdown (shdwc) conroller node in dtb\n");
+ return;
+ }
+
+ at91_shdwc_base = of_iomap(np, 0);
+ if (!at91_shdwc_base)
+ panic("AT91: unable to map shdwc cpu registers\n");
+
+ wakeup_mode = at91_dtget_shdwc_wakeup_mode(np);
+ if (wakeup_mode < 0) {
+ pr_warn("AT91: shdwc unknown wakeup mode\n");
+ goto end;
+ }
+
+ if (!of_property_read_u32(np, "atmel,wakeup-counter", &reg)) {
+ if (reg > AT91_SHDW_CPTWK0_MAX) {
+ pr_warn("AT91: shdwc wakeup conter 0x%x > 0x%x reduce it to 0x%x\n",
+ reg, AT91_SHDW_CPTWK0_MAX, AT91_SHDW_CPTWK0_MAX);
+ reg = AT91_SHDW_CPTWK0_MAX;
+ }
+ mode |= AT91_SHDW_CPTWK0_(reg);
+ }
+
+ if (of_property_read_bool(np, "atmel,wakeup-rtc-timer"))
+ mode |= AT91_SHDW_RTCWKEN;
+
+ if (of_property_read_bool(np, "atmel,wakeup-rtt-timer"))
+ mode |= AT91_SHDW_RTTWKEN;
+
+ at91_shdwc_write(AT91_SHDW_MR, wakeup_mode | mode);
+
+end:
+ pm_power_off = at91sam9_poweroff;
+
+ of_node_put(np);
+}
+
+void __init at91_dt_initialize(void)
+{
+ at91_dt_rstc();
+ at91_dt_ramc();
+ at91_dt_shdwc();
+
+ /* Init clock subsystem */
+ at91_dt_clock_init();
+
+ /* Register the processor-specific clocks */
+ at91_boot_soc.register_clocks();
+
+ at91_boot_soc.init();
+}
+#endif
+
void __init at91_initialize(unsigned long main_clock)
{
at91_boot_soc.ioremap_registers();
diff --git a/arch/arm/mach-at91/soc.h b/arch/arm/mach-at91/soc.h
index 4588ae6f7acd..5db4aa45404a 100644
--- a/arch/arm/mach-at91/soc.h
+++ b/arch/arm/mach-at91/soc.h
@@ -13,7 +13,6 @@ struct at91_init_soc {
};
extern struct at91_init_soc at91_boot_soc;
-extern struct at91_init_soc at91cap9_soc;
extern struct at91_init_soc at91rm9200_soc;
extern struct at91_init_soc at91sam9260_soc;
extern struct at91_init_soc at91sam9261_soc;
@@ -27,10 +26,6 @@ static inline int at91_soc_is_enabled(void)
return at91_boot_soc.init != NULL;
}
-#if !defined(CONFIG_ARCH_AT91CAP9)
-#define at91cap9_soc at91_boot_soc
-#endif
-
#if !defined(CONFIG_ARCH_AT91RM9200)
#define at91rm9200_soc at91_boot_soc
#endif