From 3a6aa5f78e6ed0662d262ff73dbebcaab1863a2b Mon Sep 17 00:00:00 2001 From: Ting Shen Date: Fri, 15 May 2020 19:41:40 +0800 Subject: asurada: enable led BUG=b:151802370 TEST=see led lit BRANCH=master Signed-off-by: Ting Shen Change-Id: I53af6a029159e88358bf7f364d28586e2b950782 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2203474 Reviewed-by: Eric Yilun Lin Tested-by: Ting Shen Commit-Queue: Ting Shen --- board/asurada/board.h | 5 +++ board/asurada/build.mk | 2 +- board/asurada/led.c | 108 +++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 114 insertions(+), 1 deletion(-) create mode 100644 board/asurada/led.c diff --git a/board/asurada/board.h b/board/asurada/board.h index 2dec54d0b1..ba86327876 100644 --- a/board/asurada/board.h +++ b/board/asurada/board.h @@ -73,6 +73,11 @@ #define I2C_PORT_USB_MUX0 IT83XX_I2C_CH_C #define I2C_PORT_USB_MUX1 IT83XX_I2C_CH_E +/* LED */ +#define CONFIG_LED_COMMON +#define CONFIG_LED_ONOFF_STATES +#define CONFIG_LED_POWER_LED + /* PD / USB-C / PPC */ #define CONFIG_CMD_PPC_DUMP #define CONFIG_USBC_PPC diff --git a/board/asurada/build.mk b/board/asurada/build.mk index ab67acde17..aab91ad430 100644 --- a/board/asurada/build.mk +++ b/board/asurada/build.mk @@ -10,4 +10,4 @@ CHIP:=it83xx CHIP_FAMILY:=it8xxx2 CHIP_VARIANT:=it81202ax_1024 -board-y=board.o battery.o usb_pd_policy.o +board-y=board.o battery.o led.o usb_pd_policy.o diff --git a/board/asurada/led.c b/board/asurada/led.c new file mode 100644 index 0000000000..29cf520700 --- /dev/null +++ b/board/asurada/led.c @@ -0,0 +1,108 @@ +/* Copyright 2020 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. + * + * Power and battery LED control for Asurada + */ +#include "common.h" +#include "console.h" +#include "driver/bc12/mt6360.h" +#include "hooks.h" +#include "led_common.h" +#include "led_onoff_states.h" +#include "pwm.h" + +#define CPRINTS(format, args...) cprints(CC_PWM, format, ## args) + +const int led_charge_lvl_1 = 5; +const int led_charge_lvl_2 = 95; + +struct led_descriptor led_bat_state_table[LED_NUM_STATES][LED_NUM_PHASES] = { + [STATE_CHARGING_LVL_1] = {{EC_LED_COLOR_AMBER, LED_INDEFINITE} }, + [STATE_CHARGING_LVL_2] = {{EC_LED_COLOR_AMBER, LED_INDEFINITE} }, + [STATE_CHARGING_FULL_CHARGE] = {{EC_LED_COLOR_WHITE, LED_INDEFINITE} }, + [STATE_DISCHARGE_S0] = {{LED_OFF, LED_INDEFINITE} }, + [STATE_DISCHARGE_S3] = {{LED_OFF, LED_INDEFINITE} }, + [STATE_DISCHARGE_S5] = {{LED_OFF, LED_INDEFINITE} }, + [STATE_BATTERY_ERROR] = {{EC_LED_COLOR_AMBER, 1 * LED_ONE_SEC}, + {LED_OFF, 1 * LED_ONE_SEC} }, + [STATE_FACTORY_TEST] = {{EC_LED_COLOR_WHITE, 2 * LED_ONE_SEC}, + {EC_LED_COLOR_AMBER, 2 * LED_ONE_SEC} }, +}; + +const struct led_descriptor +led_pwr_state_table[PWR_LED_NUM_STATES][LED_NUM_PHASES] = { + [PWR_LED_STATE_ON] = {{EC_LED_COLOR_WHITE, LED_INDEFINITE} }, + [PWR_LED_STATE_SUSPEND_AC] = {{EC_LED_COLOR_WHITE, 1 * LED_ONE_SEC}, + {LED_OFF, 3 * LED_ONE_SEC} + }, + [PWR_LED_STATE_SUSPEND_NO_AC] = {{LED_OFF, LED_INDEFINITE} }, + [PWR_LED_STATE_OFF] = {{LED_OFF, LED_INDEFINITE} }, +}; + +const enum ec_led_id supported_led_ids[] = { + EC_LED_ID_POWER_LED, + EC_LED_ID_BATTERY_LED +}; +const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); + +void led_set_color_battery(enum ec_led_colors color) +{ + switch (color) { + case EC_LED_COLOR_WHITE: + mt6360_led_enable(MT6360_LED_RGB2, 0); + mt6360_led_enable(MT6360_LED_RGB3, 1); + break; + case EC_LED_COLOR_AMBER: + mt6360_led_enable(MT6360_LED_RGB2, 1); + mt6360_led_enable(MT6360_LED_RGB3, 0); + break; + default: /* LED_OFF and other unsupported colors */ + mt6360_led_enable(MT6360_LED_RGB2, 0); + mt6360_led_enable(MT6360_LED_RGB3, 0); + break; + } +} + +void led_set_color_power(enum ec_led_colors color) +{ + pwm_enable(PWM_CH_PWRLED, color == EC_LED_COLOR_WHITE); +} + +void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) +{ + if (led_id == EC_LED_ID_BATTERY_LED) { + brightness_range[EC_LED_COLOR_AMBER] = 1; + brightness_range[EC_LED_COLOR_WHITE] = 1; + } else if (led_id == EC_LED_ID_POWER_LED) { + brightness_range[EC_LED_COLOR_WHITE] = 1; + } +} + +int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) +{ + if (led_id == EC_LED_ID_BATTERY_LED) { + if (brightness[EC_LED_COLOR_AMBER] != 0) + led_set_color_battery(EC_LED_COLOR_AMBER); + else if (brightness[EC_LED_COLOR_WHITE] != 0) + led_set_color_battery(EC_LED_COLOR_WHITE); + else + led_set_color_battery(LED_OFF); + } else if (led_id == EC_LED_ID_POWER_LED) { + if (brightness[EC_LED_COLOR_WHITE] != 0) + led_set_color_power(EC_LED_COLOR_WHITE); + else + led_set_color_power(LED_OFF); + } else { + return EC_ERROR_INVAL; + } + return EC_SUCCESS; +} + +static void board_led_init(void) +{ + /* set brightness to lowest value */ + mt6360_led_set_brightness(MT6360_LED_RGB2, 0); + mt6360_led_set_brightness(MT6360_LED_RGB3, 0); +} +DECLARE_HOOK(HOOK_INIT, board_led_init, HOOK_PRIO_DEFAULT); -- cgit v1.2.1