rk3288: Add Vyasa initial board support

This patch adds support for Vyasa RK3288 initial board
from Amarula Solutions.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

9 files changed, 457 insertions, 0 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 85ce68789a..fee4680057 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -41,6 +41,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \
 	rk3288-veyron-jerry.dtb \
 	rk3288-veyron-mickey.dtb \
 	rk3288-veyron-minnie.dtb \
+	rk3288-vyasa.dtb \
 	rk3328-evb.dtb \
 	rk3368-lion.dtb \
 	rk3368-sheep.dtb \
diff --git a/arch/arm/dts/rk3288-vyasa.dts b/arch/arm/dts/rk3288-vyasa.dts
new file mode 100644
index 0000000000..93a9c5ee09
--- /dev/null
+++ b/arch/arm/dts/rk3288-vyasa.dts
@@ -0,0 +1,327 @@
+/*
+ * Copyright (C) 2017 Jagan Teki <jagan@amarulasolutions.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ *  a) This file 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 file 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.
+ *
+ * Or, alternatively,
+ *
+ *  b) Permission is hereby granted, free of charge, to any person
+ *     obtaining a copy of this software and associated documentation
+ *     files (the "Software"), to deal in the Software without
+ *     restriction, including without limitation the rights to use,
+ *     copy, modify, merge, publish, distribute, sublicense, and/or
+ *     sell copies of the Software, and to permit persons to whom the
+ *     Software is furnished to do so, subject to the following
+ *     conditions:
+ *
+ *     The above copyright notice and this permission notice shall be
+ *     included in all copies or substantial portions of the Software.
+ *
+ *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ *     OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/dts-v1/;
+#include "rk3288.dtsi"
+
+/ {
+	model = "Amarula Vyasa-RK3288";
+	compatible = "amarula,vyasa-rk3288", "rockchip,rk3288";
+
+	chosen {
+		stdout-path = &uart2;
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0 0x80000000>;
+	};
+
+	vcc_sd: sdmmc-regulator {
+		compatible = "regulator-fixed";
+		gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&sdmmc_pwr>;
+		regulator-name = "vcc_sd";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		startup-delay-us = <100000>;
+		vin-supply = <&vcc_io>;
+	};
+
+	vcc_sys: vsys-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc_sys";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+};
+
+&dmc {
+	rockchip,pctl-timing = <0x29a 0xc8 0x1f8 0x42 0x4e 0x4 0xea 0xa
+		0x5 0x0 0xa 0x7 0x19 0x24 0xa 0x7
+		0x5 0xa 0x5 0x200 0x5 0x10 0x40 0x0
+		0x1 0x7 0x7 0x4 0xc 0x43 0x100 0x0
+		0x5 0x0>;
+	rockchip,phy-timing = <0x48f9aab4 0xea0910 0x1002c200
+		0xa60 0x40 0x10 0x0>;
+	/* Add a dummy value to cause of-platdata think this is bytes */
+	rockchip,sdram-params = <0x30B25564 0x627 3 666000000 3 9 1>;
+};
+
+&cpu0 {
+	cpu0-supply = <&vdd_cpu>;
+};
+
+&i2c0 {
+	clock-frequency = <400000>;
+	status = "okay";
+
+	rk808: pmic@1b {
+		compatible = "rockchip,rk808";
+		reg = <0x1b>;
+		interrupt-parent = <&gpio0>;
+		interrupts = <RK_PA4 IRQ_TYPE_LEVEL_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pmic_int &global_pwroff>;
+		wakeup-source;
+		rockchip,system-power-controller;
+		#clock-cells = <1>;
+		clock-output-names = "xin32k", "rk808-clkout2";
+
+		vcc1-supply = <&vcc_sys>;
+		vcc2-supply = <&vcc_sys>;
+		vcc3-supply = <&vcc_sys>;
+		vcc4-supply = <&vcc_sys>;
+		vcc6-supply = <&vcc_sys>;
+		vcc7-supply = <&vcc_sys>;
+		vcc8-supply = <&vcc_io>;
+		vcc9-supply = <&vcc_sys>;
+		vcc10-supply = <&vcc_sys>;
+		vcc11-supply = <&vcc_sys>;
+		vcc12-supply = <&vcc_io>;
+
+		regulators {
+			vdd_cpu: vdd_log: DCDC_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <750000>;
+				regulator-max-microvolt = <1350000>;
+				regulator-name = "vdd_log";
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdd_gpu: DCDC_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <850000>;
+				regulator-max-microvolt = <1250000>;
+				regulator-name = "vdd_gpu";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1000000>;
+				};
+			};
+
+			vcc_ddr: DCDC_REG3 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-name = "vcc_ddr";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+			};
+
+			vcc_io: DCDC_REG4 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc_io";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <3300000>;
+				};
+			};
+
+			vcca_tp: LDO_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc_tp";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <3300000>;
+				};
+			};
+
+			vcc_codec: LDO_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc_codec";
+				regulator-state-mem {
+					regulator-off-in-suspend;
+				};
+			};
+
+			vdd_10: LDO_REG3 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-name = "vdd_10";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1000000>;
+				};
+			};
+
+			vcc_gps: LDO_REG4 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc_gps";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vccio_sd: LDO_REG5 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vccio_sd";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <3300000>;
+				};
+			};
+
+			vcc10_lcd: LDO_REG6 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1000000>;
+				regulator-max-microvolt = <1000000>;
+				regulator-name = "vcc10_lcd";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vcc_18: LDO_REG7 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc_18";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vcc18_lcd: LDO_REG8 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
+				regulator-name = "vcc18_lcd";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+					regulator-suspend-microvolt = <1800000>;
+				};
+			};
+
+			vcc33_sd: SWITCH_REG1 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc33_sd";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+			};
+
+			vcc_lan: SWITCH_REG2 {
+				regulator-always-on;
+				regulator-boot-on;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-name = "vcc_lan";
+				regulator-state-mem {
+					regulator-on-in-suspend;
+				};
+			};
+		};
+	};
+};
+
+&sdmmc {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+
+	bus-width = <4>;
+	cap-mmc-highspeed;
+	cap-sd-highspeed;
+	card-detect-delay = <200>;
+	disable-wp;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>;
+	vmmc-supply = <&vcc_sd>;
+	vqmmc-supply = <&vccio_sd>;
+};
+
+&uart2 {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+};
+
+&wdt {
+	status = "okay";
+};
+
+&pinctrl {
+	u-boot,dm-pre-reloc;
+	pmic {
+		pmic_int: pmic-int {
+			rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+
+	sdmmc {
+		sdmmc_pwr: sdmmc-pwr {
+			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
diff --git a/arch/arm/mach-rockchip/rk3288/Kconfig b/arch/arm/mach-rockchip/rk3288/Kconfig
index 53cc9a0dcd..4ad2940069 100644
--- a/arch/arm/mach-rockchip/rk3288/Kconfig
+++ b/arch/arm/mach-rockchip/rk3288/Kconfig
@@ -84,6 +84,15 @@ config TARGET_POPMETAL_RK3288
 	  2GB DDR3. Expansion connectors provide access to I2C, SPI, UART,
 	  GPIOs and display interface.
 
+config TARGET_VYASA_RK3288
+	bool "Vyasa-RK3288"
+	select BOARD_LATE_INIT
+	help
+	  Vyasa is a RK3288-based development board with 2 USB ports,
+	  HDMI, VGA, micro-SD card, audio, WiFi  and Gigabit Ethernet, It
+	  also includes on-board eMMC and 2GB of SDRAM. Expansion connectors
+	  provide access to display pins, I2C, SPI, UART and GPIOs.
+
 config TARGET_ROCK2
 	bool "Radxa Rock 2"
 	select BOARD_LATE_INIT
@@ -129,6 +138,8 @@ config SPL_LIBGENERIC_SUPPORT
 config SPL_SERIAL_SUPPORT
 	default y
 
+source "board/amarula/vyasa-rk3288/Kconfig"
+
 source "board/chipspark/popmetal_rk3288/Kconfig"
 
 source "board/firefly/firefly-rk3288/Kconfig"
diff --git a/board/amarula/vyasa-rk3288/Kconfig b/board/amarula/vyasa-rk3288/Kconfig
new file mode 100644
index 0000000000..8b8c30835e
--- /dev/null
+++ b/board/amarula/vyasa-rk3288/Kconfig
@@ -0,0 +1,12 @@
+if TARGET_VYASA_RK3288
+
+config SYS_BOARD
+	default "vyasa-rk3288"
+
+config SYS_VENDOR
+	default "amarula"
+
+config SYS_CONFIG_NAME
+	default "vyasa-rk3288"
+
+endif
diff --git a/board/amarula/vyasa-rk3288/MAINTAINERS b/board/amarula/vyasa-rk3288/MAINTAINERS
new file mode 100644
index 0000000000..10397fcb4b
--- /dev/null
+++ b/board/amarula/vyasa-rk3288/MAINTAINERS
@@ -0,0 +1,6 @@
+VYASA RK3288
+M:	Jagan Teki <jagan@amarulasolutions.com>
+S:	Maintained
+F:	board/amarula/vyasa-rk3288
+F:	include/configs/vyasa-rk3288.h
+F:	configs/vyasa-rk3288_defconfig
diff --git a/board/amarula/vyasa-rk3288/Makefile b/board/amarula/vyasa-rk3288/Makefile
new file mode 100644
index 0000000000..7c0d5c0316
--- /dev/null
+++ b/board/amarula/vyasa-rk3288/Makefile
@@ -0,0 +1,7 @@
+#
+# Copyright (C) 2017 Amarula Solutions
+#
+# SPDX-License-Identifier:     GPL-2.0+
+#
+
+obj-y	+= vyasa-rk3288.o
diff --git a/board/amarula/vyasa-rk3288/vyasa-rk3288.c b/board/amarula/vyasa-rk3288/vyasa-rk3288.c
new file mode 100644
index 0000000000..ceee42c16e
--- /dev/null
+++ b/board/amarula/vyasa-rk3288/vyasa-rk3288.c
@@ -0,0 +1,7 @@
+/*
+ * Copyright (C) 2017 Amarula Solutions
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#include <common.h>
diff --git a/configs/vyasa-rk3288_defconfig b/configs/vyasa-rk3288_defconfig
new file mode 100644
index 0000000000..7db7b0b6f9
--- /dev/null
+++ b/configs/vyasa-rk3288_defconfig
@@ -0,0 +1,63 @@
+CONFIG_ARM=y
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_ROCKCHIP_RK3288=y
+CONFIG_TARGET_VYASA_RK3288=y
+CONFIG_SPL_STACK_R_ADDR=0x80000
+CONFIG_DEFAULT_DEVICE_TREE="rk3288-vyasa"
+CONFIG_DEBUG_UART=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SILENT_CONSOLE=y
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN=0x2000
+# CONFIG_CMD_IMLS is not set
+CONFIG_CMD_GPT=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_GPIO=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_TIME=y
+CONFIG_CMD_PMIC=y
+CONFIG_CMD_REGULATOR=y
+# CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_ISO_PARTITION is not set
+# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_SPL_PARTITION_UUIDS=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_REGMAP=y
+CONFIG_SPL_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_SPL_SYSCON=y
+# CONFIG_SPL_SIMPLE_BUS is not set
+CONFIG_CLK=y
+CONFIG_SPL_CLK=y
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+# CONFIG_SPL_PINCTRL_FULL is not set
+CONFIG_PINCTRL_ROCKCHIP_RK3288=y
+CONFIG_DM_PMIC=y
+# CONFIG_SPL_PMIC_CHILDREN is not set
+CONFIG_PMIC_RK8XX=y
+CONFIG_REGULATOR_RK8XX=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_RAM=y
+CONFIG_SPL_RAM=y
+CONFIG_DEBUG_UART_BASE=0xff690000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYS_NS16550=y
+CONFIG_SYSRESET=y
+CONFIG_CONSOLE_SCROLL_LINES=10
+CONFIG_USE_TINY_PRINTF=y
+CONFIG_CMD_DHRYSTONE=y
+CONFIG_ERRNO_STR=y
diff --git a/include/configs/vyasa-rk3288.h b/include/configs/vyasa-rk3288.h
new file mode 100644
index 0000000000..9d6c80f549
--- /dev/null
+++ b/include/configs/vyasa-rk3288.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2017 Amarula Solutions
+ *
+ * Configuration settings for Amarula Vyasa RK3288.
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#define ROCKCHIP_DEVICE_SETTINGS
+#include <configs/rk3288_common.h>
+
+#undef BOOT_TARGET_DEVICES
+
+#define BOOT_TARGET_DEVICES(func) \
+	func(MMC, mmc, 1) \
+
+#define CONFIG_SYS_MMC_ENV_DEV 1
+#undef CONFIG_CMD_USB_MASS_STORAGE
+
+#endif