diff options
-rw-r--r-- | board/karma/board.c | 109 | ||||
-rw-r--r-- | board/karma/board.h | 6 | ||||
-rw-r--r-- | board/karma/build.mk | 1 |
3 files changed, 0 insertions, 116 deletions
diff --git a/board/karma/board.c b/board/karma/board.c deleted file mode 100644 index 49f1b919a3..0000000000 --- a/board/karma/board.c +++ /dev/null @@ -1,109 +0,0 @@ -/* Copyright 2018 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "console.h" -#include "gpio.h" -#include "hooks.h" -#include "i2c.h" -#include "task.h" -#include "timer.h" - -#define CPRINTS(format, args...) cprints(CC_GPIO, format, ## args) -#define CPRINTF(format, args...) cprintf(CC_GPIO, format, ## args) - -#define I2C_ADDR_OZ554 0x62 -#define OZ554_DATA_SIZE 6 - -struct oz554_value { - uint8_t offset; - uint8_t data; -}; - -/* This ordering is suggested by vendor. */ -static const struct oz554_value oz554_order[] = { - /* - * Reigster 0x01: Operation frequency control - * Frequency selection: 300(KHz) - * Short circuit protection: 8(V) - */ - {.offset = 1, .data = 0x43}, - /* - * Reigster 0x02: LED current amplitude control - * ISET Resistor: 10.2(Kohm) - * Maximum LED current: 1636/10.2 = 160.4(mA) - * Setting LED current: 65(mA) - */ - {.offset = 2, .data = 0x65}, - /* - * Reigster 0x03: LED backlight Status - * Status function: Read only - */ - {.offset = 3, .data = 0x00}, - /* - * Reigster 0x04: LED current control with SMBus - * SMBus PWM function: None Use - */ - {.offset = 4, .data = 0x00}, - /* - * Reigster 0x05: OVP, OCP control - * Over Current Protection: 0.5(V) - * Panel LED Voltage(Max): 47.8(V) - * OVP setting: 54(V) - */ - {.offset = 5, .data = 0x97}, - /* - * Reigster 0x00: Dimming mode and string ON/OFF control - * String Selection: 4(Number) - * Interface Selection: 1 - * Brightness mode: 3 - */ - {.offset = 0, .data = 0xF2}, -}; -BUILD_ASSERT(ARRAY_SIZE(oz554_order) == OZ554_DATA_SIZE); - -static void set_oz554_reg(void) -{ - int i, rv; - - for (i = 0; i < OZ554_DATA_SIZE; ++i) { - rv = i2c_write8( - NPCX_I2C_PORT1, - I2C_ADDR_OZ554, - oz554_order[i].offset, - oz554_order[i].data); - - if (rv) { - CPRINTS("Write OZ554 register index %d failed, rv = %d" - , i, rv); - break; - } - } -} - -static void backlight_enable_deferred(void) -{ - if (gpio_get_level(GPIO_PANEL_BACKLIGHT_EN)) - set_oz554_reg(); -} -DECLARE_DEFERRED(backlight_enable_deferred); - -void backlight_enable_interrupt(enum gpio_signal signal) -{ - hook_call_deferred(&backlight_enable_deferred_data, 30 * MSEC); -} - -static void karma_chipset_resume(void) -{ - /* Enable panel backlight interrupt. */ - gpio_enable_interrupt(GPIO_PANEL_BACKLIGHT_EN); -} -DECLARE_HOOK(HOOK_CHIPSET_RESUME, karma_chipset_resume, HOOK_PRIO_DEFAULT); - -static void karma_chipset_shutdown(void) -{ - /* Disable panel backlight interrupt. */ - gpio_disable_interrupt(GPIO_PANEL_BACKLIGHT_EN); -} -DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, karma_chipset_shutdown, HOOK_PRIO_DEFAULT); diff --git a/board/karma/board.h b/board/karma/board.h index 85c4642fcb..372b18509b 100644 --- a/board/karma/board.h +++ b/board/karma/board.h @@ -10,10 +10,4 @@ #include "baseboard.h" -#ifndef __ASSEMBLER__ - -void backlight_enable_interrupt(enum gpio_signal signal); - -#endif /* !__ASSEMBLER__ */ - #endif /* __CROS_EC_BOARD_H */ diff --git a/board/karma/build.mk b/board/karma/build.mk index 82d7890946..05884cf221 100644 --- a/board/karma/build.mk +++ b/board/karma/build.mk @@ -9,4 +9,3 @@ CHIP:=npcx CHIP_VARIANT:=npcx5m6g BASEBOARD:=kalista -board-y=board.o |