diff options
Diffstat (limited to 'board/beadrix/led.c')
| -rw-r--r-- | board/beadrix/led.c | 182 |
1 files changed, 127 insertions, 55 deletions
diff --git a/board/beadrix/led.c b/board/beadrix/led.c index 6fcff58280..ab011d49d4 100644 --- a/board/beadrix/led.c +++ b/board/beadrix/led.c @@ -3,80 +3,152 @@ * found in the LICENSE file. */ -/* Waddledee specific PWM LED settings. */ +/* Beadrix specific LED settings. */ +#include "battery.h" +#include "charge_manager.h" +#include "charge_state.h" +#include "chipset.h" #include "common.h" #include "ec_commands.h" -#include "led_pwm.h" -#include "pwm.h" +#include "gpio.h" +#include "hooks.h" +#include "host_command.h" +#include "led_common.h" +#include "system.h" #include "util.h" +#define LED_ONE_SEC (1000 / HOOK_TICK_INTERVAL_MS) +#define BAT_LED_ON 0 +#define BAT_LED_OFF 1 + 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); -/* - * Board has one physical LED with red, green, and blue - */ -struct pwm_led_color_map led_color_map[EC_LED_COLOR_COUNT] = { - /* Red, Green, Blue */ - [EC_LED_COLOR_RED] = { 100, 0, 0 }, - [EC_LED_COLOR_GREEN] = { 0, 100, 0 }, - [EC_LED_COLOR_BLUE] = { 0, 0, 100 }, - [EC_LED_COLOR_YELLOW] = { 50, 50, 0 }, - [EC_LED_COLOR_WHITE] = { 50, 50, 50 }, - [EC_LED_COLOR_AMBER] = { 70, 30, 0 }, +enum led_color { + LED_OFF = 0, + LED_RED, + LED_BLUE, + LED_COLOR_COUNT /* Number of colors, not a color itself */ }; -/* One logical LED with red, green, and blue channels. */ -struct pwm_led pwm_leds[CONFIG_LED_PWM_COUNT] = { - { - .ch0 = PWM_CH_LED_RED, - .ch1 = PWM_CH_LED_GREEN, - .ch2 = PWM_CH_LED_BLUE, - .enable = &pwm_enable, - .set_duty = &pwm_set_duty, - }, -}; +static void led_set_color(enum led_color color) +{ + gpio_set_level(GPIO_EC_LED_R_ODL, + (color == LED_RED) ? BAT_LED_ON : BAT_LED_OFF); + gpio_set_level(GPIO_EC_LED_B_ODL, + (color == LED_BLUE) ? BAT_LED_ON : BAT_LED_OFF); +} void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) { - memset(brightness_range, '\0', - sizeof(*brightness_range) * EC_LED_COLOR_COUNT); - brightness_range[EC_LED_COLOR_RED] = 100; - brightness_range[EC_LED_COLOR_GREEN] = 100; - brightness_range[EC_LED_COLOR_BLUE] = 100; - brightness_range[EC_LED_COLOR_YELLOW] = 100; - brightness_range[EC_LED_COLOR_WHITE] = 100; - brightness_range[EC_LED_COLOR_AMBER] = 100; + brightness_range[EC_LED_COLOR_RED] = 1; + brightness_range[EC_LED_COLOR_BLUE] = 1; } int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) { - enum pwm_led_id pwm_id; - - /* Convert ec_led_id to pwm_led_id. */ - if (led_id == EC_LED_ID_POWER_LED) - pwm_id = PWM_LED0; + if (brightness[EC_LED_COLOR_BLUE] != 0) + led_set_color(LED_BLUE); + else if (brightness[EC_LED_COLOR_RED] != 0) + led_set_color(LED_RED); else - return EC_ERROR_UNKNOWN; - - if (brightness[EC_LED_COLOR_RED]) - set_pwm_led_color(pwm_id, EC_LED_COLOR_RED); - else if (brightness[EC_LED_COLOR_GREEN]) - set_pwm_led_color(pwm_id, EC_LED_COLOR_GREEN); - else if (brightness[EC_LED_COLOR_BLUE]) - set_pwm_led_color(pwm_id, EC_LED_COLOR_BLUE); - else if (brightness[EC_LED_COLOR_YELLOW]) - set_pwm_led_color(pwm_id, EC_LED_COLOR_YELLOW); - else 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); + led_set_color(LED_OFF); return EC_SUCCESS; } + +static void board_led_set_battery(void) +{ + static int battery_ticks; + enum led_color color = LED_OFF; + int period = 0; + uint32_t chflags = charge_get_flags(); + + battery_ticks++; + + switch (charge_get_state()) { + case PWR_STATE_CHARGE: + /* Always indicate amber on when charging. */ + color = LED_RED; + break; + case PWR_STATE_DISCHARGE: + if (chipset_in_state(CHIPSET_STATE_ANY_SUSPEND)) { + /* Discharging in S3: Red 1 sec, off 3 sec */ + period = (1 + 3) * LED_ONE_SEC; + battery_ticks = battery_ticks % period; + if (battery_ticks < 1 * LED_ONE_SEC) + color = LED_RED; + else + color = LED_OFF; + } else if (chipset_in_state(CHIPSET_STATE_ANY_OFF)) { + /* Discharging in S5: off */ + color = LED_OFF; + } else if (chipset_in_state(CHIPSET_STATE_ON)) { + /* Discharging in S0: Blue on */ + color = LED_BLUE; + } + break; + case PWR_STATE_ERROR: + /* Battery error: Red 1 sec, off 1 sec */ + period = (1 + 1) * LED_ONE_SEC; + battery_ticks = battery_ticks % period; + if (battery_ticks < 1 * LED_ONE_SEC) + color = LED_RED; + else + color = LED_OFF; + break; + case PWR_STATE_CHARGE_NEAR_FULL: + /* Full Charged: Blue on */ + color = LED_BLUE; + break; + case PWR_STATE_IDLE: /* External power connected in IDLE */ + if (chflags & CHARGE_FLAG_FORCE_IDLE) { + /* Factory mode: Blue 2 sec, Red 2 sec */ + period = (2 + 2) * LED_ONE_SEC; + battery_ticks = battery_ticks % period; + if (battery_ticks < 2 * LED_ONE_SEC) + color = LED_BLUE; + else + color = LED_RED; + } else + color = LED_BLUE; + break; + default: + /* Other states don't alter LED behavior */ + break; + } + + led_set_color(color); +} + +/* Called by hook task every TICK */ +static void led_tick(void) +{ + if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED)) + board_led_set_battery(); +} +DECLARE_HOOK(HOOK_TICK, led_tick, HOOK_PRIO_DEFAULT); + +void led_control(enum ec_led_id led_id, enum ec_led_state state) +{ + enum led_color color; + + if ((led_id != EC_LED_ID_RECOVERY_HW_REINIT_LED) && + (led_id != EC_LED_ID_SYSRQ_DEBUG_LED)) + return; + + if (state == LED_STATE_RESET) { + led_auto_control(EC_LED_ID_BATTERY_LED, 1); + board_led_set_battery(); + return; + } + + color = state ? LED_BLUE : LED_OFF; + + led_auto_control(EC_LED_ID_BATTERY_LED, 0); + + led_set_color(color); +} |