diff options
Diffstat (limited to 'board/rammus/led.c')
| -rw-r--r-- | board/rammus/led.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/board/rammus/led.c b/board/rammus/led.c deleted file mode 100644 index a86e11e3a0..0000000000 --- a/board/rammus/led.c +++ /dev/null @@ -1,180 +0,0 @@ -/* Copyright 2017 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. - */ - -#include "battery.h" -#include "charge_manager.h" -#include "charge_state.h" -#include "chipset.h" -#include "ec_commands.h" -#include "gpio.h" -#include "hooks.h" -#include "host_command.h" -#include "led_common.h" -#include "system.h" -#include "util.h" - -#define LED_ON 1 -#define LED_OFF 0 -#define LED_TOTAL_TICKS 20 -#define LED_CHARGE_PULSE 10 -#define LED_POWER_PULSE 15 - -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); - -enum led_charge_state { - LED_STATE_DISCHARGE = 0, - LED_STATE_CHARGE, - LED_STATE_FULL, - LED_STATE_ERROR_PHASE0, - LED_STATE_ERROR_PHASE1, - LED_CHARGE_STATE_COUNT -}; - -enum led_power_state { - LED_STATE_S0 = 0, - LED_STATE_S3_PHASE0, - LED_STATE_S3_PHASE1, - LED_STATE_S5, - LED_POWER_STATE_COUNT -}; - -static const struct { - uint8_t led1:1; - uint8_t led2:1; -} led_chg_state_table[] = { - [LED_STATE_DISCHARGE] = {LED_OFF, LED_OFF}, - [LED_STATE_CHARGE] = {LED_OFF, LED_ON}, - [LED_STATE_FULL] = {LED_ON, LED_OFF}, - [LED_STATE_ERROR_PHASE0] = {LED_OFF, LED_OFF}, - [LED_STATE_ERROR_PHASE1] = {LED_OFF, LED_ON} -}; - -static const struct { - uint8_t led:1; -} led_pwr_state_table[] = { - [LED_STATE_S0] = {LED_ON}, - [LED_STATE_S3_PHASE0] = {LED_OFF}, - [LED_STATE_S3_PHASE1] = {LED_ON}, - [LED_STATE_S5] = {LED_OFF} -}; - -void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) -{ - brightness_range[EC_LED_COLOR_WHITE] = 1; - brightness_range[EC_LED_COLOR_GREEN] = 1; - brightness_range[EC_LED_COLOR_AMBER] = 1; -} - -int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) -{ - gpio_set_level(GPIO_PWR_LED, brightness[EC_LED_COLOR_WHITE]); - gpio_set_level(GPIO_CHG_LED1, brightness[EC_LED_COLOR_GREEN]); - gpio_set_level(GPIO_CHG_LED2, brightness[EC_LED_COLOR_AMBER]); - - return EC_SUCCESS; -} - -void config_power_led(enum led_power_state state) -{ - gpio_set_level(GPIO_PWR_LED, led_pwr_state_table[state].led); -} - -void config_battery_led(enum led_charge_state state) -{ - gpio_set_level(GPIO_CHG_LED1, led_chg_state_table[state].led1); - gpio_set_level(GPIO_CHG_LED2, led_chg_state_table[state].led2); -} - -static void rammus_led_set_power(void) -{ - static unsigned int power_ticks; - int chipset_state; - - chipset_state = chipset_in_state(CHIPSET_STATE_HARD_OFF) | - (chipset_in_state(CHIPSET_STATE_SOFT_OFF) << 1) | - (chipset_in_state(CHIPSET_STATE_SUSPEND) << 2) | - (chipset_in_state(CHIPSET_STATE_ON) << 3) | - (chipset_in_state(CHIPSET_STATE_STANDBY) << 4); - - switch (chipset_state) { - case CHIPSET_STATE_ON: - config_power_led(LED_STATE_S0); - power_ticks = 0; - break; - case CHIPSET_STATE_SUSPEND: - case CHIPSET_STATE_STANDBY: - if ((power_ticks++ % LED_TOTAL_TICKS) < LED_POWER_PULSE) - config_power_led(LED_STATE_S3_PHASE0); - else - config_power_led(LED_STATE_S3_PHASE1); - break; - case CHIPSET_STATE_HARD_OFF: - case CHIPSET_STATE_SOFT_OFF: - config_power_led(LED_STATE_S5); - power_ticks = 0; - break; - default: - break; - } -} - -static void rammus_led_set_battery(void) -{ - enum charge_state chg_state = charge_get_state(); - int charge_percent = charge_get_percent(); - static unsigned int charge_ticks; - - /* CHIPSET_STATE_OFF */ - switch (chg_state) { - case PWR_STATE_DISCHARGE: - if ((charge_get_flags() & CHARGE_FLAG_EXTERNAL_POWER) && - charge_percent >= BATTERY_LEVEL_NEAR_FULL) - config_battery_led(LED_STATE_FULL); - else - config_battery_led(LED_STATE_DISCHARGE); - charge_ticks = 0; - break; - case PWR_STATE_CHARGE: - config_battery_led(LED_STATE_CHARGE); - charge_ticks = 0; - break; - case PWR_STATE_ERROR: - if ((charge_ticks++ % LED_TOTAL_TICKS) < LED_CHARGE_PULSE) - config_battery_led(LED_STATE_ERROR_PHASE0); - else - config_battery_led(LED_STATE_ERROR_PHASE1); - break; - case PWR_STATE_CHARGE_NEAR_FULL: - case PWR_STATE_IDLE: - if(charge_get_flags() & CHARGE_FLAG_EXTERNAL_POWER) - config_battery_led(LED_STATE_FULL); - else - config_battery_led(LED_STATE_OFF); - charge_ticks = 0; - break; - default: - break; - } -} - -/** - * Called by hook task every 200 ms - */ -static void led_tick(void) -{ - if (led_auto_control_is_enabled(EC_LED_ID_POWER_LED)) - rammus_led_set_power(); - - if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED)) - rammus_led_set_battery(); -} - -DECLARE_HOOK(HOOK_TICK, led_tick, HOOK_PRIO_DEFAULT); |