diff options
Diffstat (limited to 'board/kukui/led.c')
| -rw-r--r-- | board/kukui/led.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/board/kukui/led.c b/board/kukui/led.c deleted file mode 100644 index 59f7681754..0000000000 --- a/board/kukui/led.c +++ /dev/null @@ -1,163 +0,0 @@ -/* Copyright 2018 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. - * - * Battery LED control for Kukui board. - */ - -#include "battery.h" -#include "charge_state.h" -#include "driver/charger/rt946x.h" -#include "hooks.h" -#include "led_common.h" - -const enum ec_led_id supported_led_ids[] = { EC_LED_ID_BATTERY_LED }; - -const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); - -static enum charge_state prv_chstate = PWR_STATE_INIT; - -#define LED_OFF MT6370_LED_ID_OFF -#define LED_RED MT6370_LED_ID1 -#define LED_GREEN MT6370_LED_ID2 -#define LED_BLUE MT6370_LED_ID3 - -#define LED_MASK_OFF 0 -#define LED_MASK_RED MT6370_MASK_RGB_ISNK1DIM_EN -#define LED_MASK_GREEN MT6370_MASK_RGB_ISNK2DIM_EN -#define LED_MASK_BLUE MT6370_MASK_RGB_ISNK3DIM_EN - -static void kukui_led_set_battery(void) -{ - enum charge_state chstate; - static uint8_t prv_r, prv_g, prv_b; - uint8_t br[EC_LED_COLOR_COUNT] = { 0 }; - - chstate = charge_get_state(); - - if (prv_chstate == chstate && - chstate != PWR_STATE_DISCHARGE) - return; - - prv_chstate = chstate; - - switch (chstate) { - case PWR_STATE_CHARGE: - /* RGB(current, duty) = (4mA,1/32)*/ - br[EC_LED_COLOR_BLUE] = 1; - break; - case PWR_STATE_DISCHARGE: - /* display SoC 10% = real battery SoC 13%*/ - if (charge_get_percent() <= 13) - br[EC_LED_COLOR_RED] = 1; - break; - case PWR_STATE_CHARGE_NEAR_FULL: - br[EC_LED_COLOR_GREEN] = 1; - break; - case PWR_STATE_ERROR: - br[EC_LED_COLOR_RED] = 1; - break; - default: - /* Other states don't alter LED behavior */ - return; - } - - if (prv_r == br[EC_LED_COLOR_RED] && - prv_g == br[EC_LED_COLOR_GREEN] && - prv_b == br[EC_LED_COLOR_BLUE]) - return; - - prv_r = br[EC_LED_COLOR_RED]; - prv_g = br[EC_LED_COLOR_GREEN]; - prv_b = br[EC_LED_COLOR_BLUE]; - led_set_brightness(EC_LED_ID_BATTERY_LED, br); -} - -void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) -{ - if (led_id != EC_LED_ID_BATTERY_LED) - return; - - brightness_range[EC_LED_COLOR_RED] = MT6370_LED_BRIGHTNESS_MAX; - brightness_range[EC_LED_COLOR_GREEN] = MT6370_LED_BRIGHTNESS_MAX; - brightness_range[EC_LED_COLOR_BLUE] = MT6370_LED_BRIGHTNESS_MAX; -} - -int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) -{ - uint8_t red, green, blue; - - if (led_id != EC_LED_ID_BATTERY_LED) - return EC_ERROR_INVAL; - - red = brightness[EC_LED_COLOR_RED]; - green = brightness[EC_LED_COLOR_GREEN]; - blue = brightness[EC_LED_COLOR_BLUE]; - - mt6370_led_set_brightness(LED_RED, red); - mt6370_led_set_brightness(LED_GREEN, green); - mt6370_led_set_brightness(LED_BLUE, blue); - - /* Enables LED sink power if necessary. */ - mt6370_led_set_color((red ? LED_MASK_RED : 0) | - (blue ? LED_MASK_BLUE : 0) | - (green ? LED_MASK_GREEN : 0)); - return EC_SUCCESS; -} - -/* - * Reset prv_chstate so that led can be updated immediately once - * auto-controlled. - */ -static void led_reset_auto_control(void) -{ - prv_chstate = PWR_STATE_INIT; -} - -static void krane_led_init(void) -{ - const enum mt6370_led_dim_mode dim = MT6370_LED_DIM_MODE_PWM; - const enum mt6370_led_pwm_freq freq = MT6370_LED_PWM_FREQ1000; - mt6370_led_set_color(0); - mt6370_led_set_dim_mode(LED_RED, dim); - mt6370_led_set_dim_mode(LED_GREEN, dim); - mt6370_led_set_dim_mode(LED_BLUE, dim); - mt6370_led_set_pwm_frequency(LED_RED, freq); - mt6370_led_set_pwm_frequency(LED_GREEN, freq); - mt6370_led_set_pwm_frequency(LED_BLUE, freq); - mt6370_led_set_pwm_dim_duty(LED_RED, 0); - mt6370_led_set_pwm_dim_duty(LED_GREEN, 0); - mt6370_led_set_pwm_dim_duty(LED_BLUE, 0); -} -DECLARE_HOOK(HOOK_INIT, krane_led_init, HOOK_PRIO_DEFAULT); - -/* Called by hook task every 1 sec */ -static void led_second(void) -{ - if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED)) - kukui_led_set_battery(); - else - led_reset_auto_control(); -} -DECLARE_HOOK(HOOK_SECOND, led_second, HOOK_PRIO_DEFAULT); - -__override void led_control(enum ec_led_id led_id, enum ec_led_state state) -{ - uint8_t br[EC_LED_COLOR_COUNT] = { 0 }; - - 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_reset_auto_control(); - led_auto_control(EC_LED_ID_BATTERY_LED, 1); - return; - } - - if (state) - br[EC_LED_COLOR_GREEN] = 1; - - led_auto_control(EC_LED_ID_BATTERY_LED, 0); - led_set_brightness(EC_LED_ID_BATTERY_LED, br); -} |