diff options
Diffstat (limited to 'board/felwinter/led.c')
-rw-r--r-- | board/felwinter/led.c | 161 |
1 files changed, 93 insertions, 68 deletions
diff --git a/board/felwinter/led.c b/board/felwinter/led.c index 38caa38d37..3b7e649470 100644 --- a/board/felwinter/led.c +++ b/board/felwinter/led.c @@ -1,93 +1,118 @@ /* 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. + * + * Power and battery LED control for felwinter */ -/* Brya specific PWM LED settings: there are 2 LEDs on each side of the board, - * each one can be controlled separately. The LED colors are white or amber, - * and the default behavior is tied to the charging process: both sides are - * amber while charging the battery and white when the battery is charged. - */ +#include "chipset.h" +#include "gpio.h" +#include "led_common.h" +#include "led_onoff_states.h" +#include "system.h" -#include <stdint.h> +#define LED_OFF_LVL 1 +#define LED_ON_LVL 0 -#include "common.h" -#include "compile_time_macros.h" -#include "ec_commands.h" -#include "led_pwm.h" -#include "pwm.h" -#include "util.h" +__override const int led_charge_lvl_1; +__override const int led_charge_lvl_2 = 94; -const enum ec_led_id supported_led_ids[] = { - EC_LED_ID_LEFT_LED, - EC_LED_ID_RIGHT_LED, +__override 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} }, }; -const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); - -/* - * We only have a white and an amber LED, so setting any other color results in - * both LEDs being off. - */ -struct pwm_led led_color_map[EC_LED_COLOR_COUNT] = { - /* Amber, White */ - [EC_LED_COLOR_RED] = { 0, 0 }, - [EC_LED_COLOR_GREEN] = { 0, 0 }, - [EC_LED_COLOR_BLUE] = { 0, 0 }, - [EC_LED_COLOR_YELLOW] = { 0, 0 }, - [EC_LED_COLOR_WHITE] = { 0, 100 }, - [EC_LED_COLOR_AMBER] = { 100, 0 }, +__override 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} }, }; -/* Two logical LEDs with amber and white channels. */ -struct pwm_led pwm_leds[CONFIG_LED_PWM_COUNT] = { - { - .ch0 = PWM_CH_LED1, - .ch1 = PWM_CH_LED2, - .ch2 = PWM_LED_NO_CHANNEL, - .enable = &pwm_enable, - .set_duty = &pwm_set_duty, - }, - { - .ch0 = PWM_CH_LED3, - .ch1 = PWM_CH_LED4, - .ch2 = PWM_LED_NO_CHANNEL, - .enable = &pwm_enable, - .set_duty = &pwm_set_duty, - }, +const enum ec_led_id supported_led_ids[] = { + EC_LED_ID_BATTERY_LED, + EC_LED_ID_POWER_LED, }; -void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) +const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); + +__override void led_set_color_power(enum ec_led_colors color) { - memset(brightness_range, '\0', - sizeof(*brightness_range) * EC_LED_COLOR_COUNT); - brightness_range[EC_LED_COLOR_AMBER] = 100; - brightness_range[EC_LED_COLOR_WHITE] = 100; + if (color == EC_LED_COLOR_WHITE) + gpio_set_level(GPIO_PWR_LED_WHITE_L, LED_ON_LVL); + else + /* LED_OFF and unsupported colors */ + gpio_set_level(GPIO_PWR_LED_WHITE_L, LED_OFF_LVL); } -int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) +__override void led_set_color_battery(enum ec_led_colors color) { - enum pwm_led_id pwm_id; - - /* Convert ec_led_id to pwm_led_id. */ - switch (led_id) { - case EC_LED_ID_LEFT_LED: - pwm_id = PWM_LED0; + switch (color) { + case EC_LED_COLOR_WHITE: + gpio_set_level(GPIO_BAT_LED_WHITE_L, LED_ON_LVL); + gpio_set_level(GPIO_BAT_LED_AMBER_L, LED_OFF_LVL); + break; + case EC_LED_COLOR_AMBER: + gpio_set_level(GPIO_BAT_LED_WHITE_L, LED_OFF_LVL); + gpio_set_level(GPIO_BAT_LED_AMBER_L, LED_ON_LVL); break; - case EC_LED_ID_RIGHT_LED: - pwm_id = PWM_LED1; + default: /* LED_OFF and other unsupported colors */ + gpio_set_level(GPIO_BAT_LED_WHITE_L, LED_OFF_LVL); + gpio_set_level(GPIO_BAT_LED_AMBER_L, LED_OFF_LVL); break; - default: - return EC_ERROR_UNKNOWN; } +} - if (brightness[EC_LED_COLOR_WHITE]) - set_pwm_led_color(pwm_id, EC_LED_COLOR_WHITE); - else if (brightness[EC_LED_COLOR_AMBER]) - set_pwm_led_color(pwm_id, EC_LED_COLOR_AMBER); - else - /* Otherwise, the "color" is "off". */ - set_pwm_led_color(pwm_id, -1); +__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; +} + +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_WHITE] = 1; + brightness_range[EC_LED_COLOR_AMBER] = 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_WHITE] != 0) + led_set_color_battery(EC_LED_COLOR_WHITE); + else if (brightness[EC_LED_COLOR_AMBER] != 0) + led_set_color_battery(EC_LED_COLOR_AMBER); + 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; } |