91 lines
2.1 KiB
C
91 lines
2.1 KiB
C
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/* Copyright 2019 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Common functions for stateful LEDs (charger and power)
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*/
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#ifndef __CROS_EC_BASEBOARD_LED_H
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#define __CROS_EC_BASEBOARD_LED_H
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#include "ec_commands.h"
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#define LED_INDEFINITE UINT8_MAX
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#define LED_ONE_SEC (1000 / HOOK_TICK_INTERVAL_MS)
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#define LED_OFF EC_LED_COLOR_COUNT
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/*
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* All LED states should have one phase defined,
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* and an additional phase can be defined for blinking
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*/
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enum led_phase {
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LED_PHASE_0,
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LED_PHASE_1,
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LED_NUM_PHASES
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};
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/*
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* STATE_CHARGING_LVL_1 is when 0 <= charge_percentage < led_charge_level_1
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*
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* STATE_CHARGING_LVL_2 is when led_charge_level_1 <=
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* charge_percentage < led_charge_level_2
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*
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* STATE_CHARGING_FULL_CHARGE is when led_charge_level_2 <=
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* charge_percentage < 100
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*/
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enum led_states {
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STATE_CHARGING_LVL_1,
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STATE_CHARGING_LVL_2,
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STATE_CHARGING_FULL_CHARGE,
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STATE_DISCHARGE_S0,
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STATE_DISCHARGE_S0_BAT_LOW,
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STATE_DISCHARGE_S3,
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STATE_DISCHARGE_S5,
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STATE_BATTERY_ERROR,
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STATE_FACTORY_TEST,
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LED_NUM_STATES
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};
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struct led_descriptor {
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enum ec_led_colors color;
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uint8_t time;
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};
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/* Charging LED state table - defined in board's led.c */
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extern struct led_descriptor
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led_bat_state_table[LED_NUM_STATES][LED_NUM_PHASES];
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/* Charging LED state level 1 - defined in board's led.c */
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extern const int led_charge_lvl_1;
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/* Charging LED state level 2 - defined in board's led.c */
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extern const int led_charge_lvl_2;
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enum pwr_led_states {
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PWR_LED_STATE_ON,
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PWR_LED_STATE_SUSPEND_AC,
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PWR_LED_STATE_SUSPEND_NO_AC,
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PWR_LED_STATE_OFF,
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PWR_LED_NUM_STATES
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};
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/* Power LED state table - defined in board's led.c */
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extern const struct led_descriptor
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led_pwr_state_table[PWR_LED_NUM_STATES][LED_NUM_PHASES];
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/**
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* Set battery LED color - defined in board's led.c
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*
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* @param color Color to set on battery LED
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*
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*/
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void led_set_color_battery(enum ec_led_colors color);
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/**
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* Set power LED color - defined in board's led.c
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*/
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void led_set_color_power(enum ec_led_colors color);
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#endif /* __CROS_EC_BASEBOARD_LED_H */
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