diff options
-rw-r--r-- | board/vell/led.c | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/board/vell/led.c b/board/vell/led.c index 48555f8de7..2440ec29df 100644 --- a/board/vell/led.c +++ b/board/vell/led.c @@ -20,6 +20,8 @@ #define BAT_LED_ON 0 #define BAT_LED_OFF 1 +#define BATT_LOW_BCT 10 + #define LED_TICK_INTERVAL_MS (500 * MSEC) #define LED_CYCLE_TIME_MS (2000 * MSEC) #define LED_TICKS_PER_CYCLE (LED_CYCLE_TIME_MS / LED_TICK_INTERVAL_MS) @@ -151,21 +153,38 @@ static void led_set_battery(void) set_active_port_color(LED_AMBER); break; case PWR_STATE_DISCHARGE: + /* + * Blinking amber LEDs slowly if battery is lower 10 + * percentage. + */ if (led_auto_control_is_enabled(EC_LED_ID_RIGHT_LED)) { - if (charge_get_percent() < 10) + if (charge_get_percent() < BATT_LOW_BCT) led_set_color_battery(RIGHT_PORT, (battery_ticks % LED_TICKS_PER_CYCLE - < LED_ON_TICKS) ? LED_WHITE : LED_OFF); + < LED_ON_TICKS) ? LED_AMBER : LED_OFF); else led_set_color_battery(RIGHT_PORT, LED_OFF); } - if (led_auto_control_is_enabled(EC_LED_ID_LEFT_LED)) - led_set_color_battery(LEFT_PORT, LED_OFF); + if (led_auto_control_is_enabled(EC_LED_ID_LEFT_LED)) { + if (charge_get_percent() < BATT_LOW_BCT) + led_set_color_battery(LEFT_PORT, + (battery_ticks % LED_TICKS_PER_CYCLE + < LED_ON_TICKS) ? LED_AMBER : LED_OFF); + else + led_set_color_battery(LEFT_PORT, LED_OFF); + } break; case PWR_STATE_ERROR: - set_active_port_color((battery_ticks & 0x1) ? - LED_WHITE : LED_OFF); + if (led_auto_control_is_enabled(EC_LED_ID_RIGHT_LED)) { + led_set_color_battery(RIGHT_PORT, (battery_ticks & 0x1) + ? LED_AMBER : LED_OFF); + } + + if (led_auto_control_is_enabled(EC_LED_ID_LEFT_LED)) { + led_set_color_battery(LEFT_PORT, (battery_ticks & 0x1) + ? LED_AMBER : LED_OFF); + } break; case PWR_STATE_CHARGE_NEAR_FULL: set_active_port_color(LED_WHITE); |