142 lines
4.1 KiB
C
142 lines
4.1 KiB
C
/* Copyright 2019 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 "charge_state.h"
|
|
#include "driver/charger/rt946x.h"
|
|
#include "led_common.h"
|
|
#include "led_onoff_states.h"
|
|
#include "ec_commands.h"
|
|
|
|
#define LED_RED MT6370_LED_ID1
|
|
#define LED_GREEN MT6370_LED_ID2
|
|
#define LED_WHITE 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_WHITE MT6370_MASK_RGB_ISNK3DIM_EN
|
|
|
|
#define LED_ON_LVL 0
|
|
#define LED_OFF_LVL 1
|
|
|
|
const int led_charge_lvl_1 = 5;
|
|
const int led_charge_lvl_2 = 97;
|
|
|
|
struct led_descriptor led_bat_state_table[LED_NUM_STATES][LED_NUM_PHASES] = {
|
|
[STATE_CHARGING_LVL_1] = {{EC_LED_COLOR_RED, LED_INDEFINITE} },
|
|
[STATE_CHARGING_LVL_2] = {{EC_LED_COLOR_AMBER, LED_INDEFINITE} },
|
|
[STATE_CHARGING_FULL_CHARGE] = {{EC_LED_COLOR_GREEN, LED_INDEFINITE} },
|
|
[STATE_DISCHARGE_S0] = {{LED_OFF, LED_INDEFINITE} },
|
|
[STATE_DISCHARGE_S3] = {{LED_OFF, LED_INDEFINITE} },
|
|
[STATE_DISCHARGE_S5] = {{LED_OFF, LED_INDEFINITE} },
|
|
[STATE_BATTERY_ERROR] = {{EC_LED_COLOR_RED, 1 * LED_ONE_SEC},
|
|
{LED_OFF, 1 * LED_ONE_SEC} },
|
|
[STATE_FACTORY_TEST] = {{EC_LED_COLOR_RED, 2 * LED_ONE_SEC},
|
|
{EC_LED_COLOR_GREEN, 2 * LED_ONE_SEC} },
|
|
};
|
|
|
|
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, 3 * LED_ONE_SEC},
|
|
{LED_OFF, LED_ONE_SEC / 2} },
|
|
[PWR_LED_STATE_SUSPEND_NO_AC] = {{LED_OFF, LED_INDEFINITE} },
|
|
[PWR_LED_STATE_OFF] = {{LED_OFF, LED_INDEFINITE} },
|
|
};
|
|
|
|
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);
|
|
|
|
static int led_mask = LED_MASK_OFF;
|
|
|
|
static void led_set_color(int mask)
|
|
{
|
|
static int new_mask = LED_MASK_OFF;
|
|
|
|
if (new_mask == mask)
|
|
return;
|
|
else
|
|
new_mask = mask;
|
|
|
|
mt6370_led_set_brightness(LED_MASK_RED, (mask & LED_MASK_RED) ?
|
|
LED_ON_LVL : LED_OFF_LVL);
|
|
mt6370_led_set_brightness(LED_MASK_GREEN, (mask & LED_MASK_GREEN) ?
|
|
LED_ON_LVL : LED_OFF_LVL);
|
|
mt6370_led_set_brightness(LED_MASK_WHITE, (mask & LED_MASK_WHITE) ?
|
|
LED_ON_LVL : LED_OFF_LVL);
|
|
mt6370_led_set_color(led_mask);
|
|
}
|
|
|
|
void led_set_color_power(enum ec_led_colors color)
|
|
{
|
|
if (color == EC_LED_COLOR_WHITE)
|
|
led_mask |= LED_MASK_WHITE;
|
|
else
|
|
led_mask &= ~LED_MASK_WHITE;
|
|
led_set_color(led_mask);
|
|
}
|
|
|
|
void led_set_color_battery(enum ec_led_colors color)
|
|
{
|
|
switch (color) {
|
|
case EC_LED_COLOR_RED:
|
|
led_mask |= LED_MASK_RED;
|
|
led_mask &= ~LED_MASK_GREEN;
|
|
break;
|
|
case EC_LED_COLOR_AMBER:
|
|
led_mask |= LED_MASK_RED;
|
|
led_mask |= LED_MASK_GREEN;
|
|
break;
|
|
case EC_LED_COLOR_GREEN:
|
|
led_mask &= ~LED_MASK_RED;
|
|
led_mask |= LED_MASK_GREEN;
|
|
break;
|
|
default: /* LED_OFF and other unsupported colors */
|
|
led_mask &= ~LED_MASK_RED;
|
|
led_mask &= ~LED_MASK_GREEN;
|
|
break;
|
|
}
|
|
led_set_color(led_mask);
|
|
}
|
|
|
|
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_RED] = 1;
|
|
brightness_range[EC_LED_COLOR_AMBER] = 1;
|
|
brightness_range[EC_LED_COLOR_GREEN] = 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_RED] != 0)
|
|
led_set_color_battery(EC_LED_COLOR_RED);
|
|
else if (brightness[EC_LED_COLOR_AMBER] != 0)
|
|
led_set_color_battery(EC_LED_COLOR_AMBER);
|
|
else if (brightness[EC_LED_COLOR_GREEN] != 0)
|
|
led_set_color_battery(EC_LED_COLOR_GREEN);
|
|
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);
|
|
} else {
|
|
return EC_ERROR_INVAL;
|
|
}
|
|
|
|
return EC_SUCCESS;
|
|
}
|