diff options
Diffstat (limited to 'board/goroh/led.c')
| -rw-r--r-- | board/goroh/led.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/board/goroh/led.c b/board/goroh/led.c new file mode 100644 index 0000000000..c06fdef0cb --- /dev/null +++ b/board/goroh/led.c @@ -0,0 +1,119 @@ +/* Copyright 2021 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 "ec_commands.h" +#include "gpio.h" +#include "led_common.h" +#include "led_onoff_states.h" +#include "chipset.h" +#include "driver/bc12/mt6360.h" + +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_S0_BAT_LOW] = {{EC_LED_COLOR_AMBER, 1 * LED_ONE_SEC}, + {LED_OFF, 3 * LED_ONE_SEC} }, + [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] = {{EC_LED_COLOR_WHITE, 1 * LED_ONE_SEC}, + {LED_OFF, 3 * LED_ONE_SEC} }, + [PWR_LED_STATE_OFF] = {{LED_OFF, LED_INDEFINITE} }, +}; + + +const enum ec_led_id supported_led_ids[] = { + EC_LED_ID_BATTERY_LED, + EC_LED_ID_POWER_LED, +}; + +const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); + +void led_set_color_battery(enum ec_led_colors color) +{ + mt6360_led_set_brightness(MT6360_LED_RGB2, 50); + mt6360_led_set_brightness(MT6360_LED_RGB3, 50); + + switch (color) { + case EC_LED_COLOR_AMBER: + mt6360_led_enable(MT6360_LED_RGB2, 0); + mt6360_led_enable(MT6360_LED_RGB3, 1); + break; + case EC_LED_COLOR_WHITE: + 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) +{ + mt6360_led_set_brightness(MT6360_LED_RGB1, 1); + mt6360_led_enable(MT6360_LED_RGB1, 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] = + MT6360_LED_BRIGHTNESS_MAX; + brightness_range[EC_LED_COLOR_WHITE] = + MT6360_LED_BRIGHTNESS_MAX; + } else if (led_id == EC_LED_ID_POWER_LED) { + brightness_range[EC_LED_COLOR_WHITE] = + MT6360_LED_BRIGHTNESS_MAX; + } +} + +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); + } + + return EC_SUCCESS; +} + +__override enum led_states board_led_get_state(enum led_states desired_state) +{ + if (desired_state == STATE_BATTERY_ERROR) { + if (chipset_in_state(CHIPSET_STATE_ON)) + return desired_state; + else if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND)) + return STATE_DISCHARGE_S3; + else + return STATE_DISCHARGE_S5; + } + return desired_state; +} |