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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/arm/mach-pxa/sharpsl_pm.h
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/* SPDX-License-Identifier: GPL-2.0-only */

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/*

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 * SharpSL Battery/PM Driver

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 *

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 * Copyright (c) 2004-2005 Richard Purdie

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 */

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#ifndef _MACH_SHARPSL_PM

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#define _MACH_SHARPSL_PM

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struct sharpsl_charger_machinfo {

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	void (*init)(void);

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	void (*exit)(void);

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	int gpio_acin;

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	int gpio_batfull;

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	int batfull_irq;

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	int gpio_batlock;

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	int gpio_fatal;

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	void (*discharge)(int);

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	void (*discharge1)(int);

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	void (*charge)(int);

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	void (*measure_temp)(int);

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	void (*presuspend)(void);

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	void (*postsuspend)(void);

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	void (*earlyresume)(void);

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	unsigned long (*read_devdata)(int);

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#define SHARPSL_BATT_VOLT       1

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#define SHARPSL_BATT_TEMP       2

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#define SHARPSL_ACIN_VOLT       3

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#define SHARPSL_STATUS_ACIN     4

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#define SHARPSL_STATUS_LOCK     5

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#define SHARPSL_STATUS_CHRGFULL 6

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#define SHARPSL_STATUS_FATAL    7

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	bool (*charger_wakeup)(void);

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	int (*should_wakeup)(unsigned int resume_on_alarm);

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	void (*backlight_limit)(int);

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	int (*backlight_get_status) (void);

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	int charge_on_volt;

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	int charge_on_temp;

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	int charge_acin_high;

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	int charge_acin_low;

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	int fatal_acin_volt;

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	int fatal_noacin_volt;

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	int bat_levels;

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	struct battery_thresh *bat_levels_noac;

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	struct battery_thresh *bat_levels_acin;

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	struct battery_thresh *bat_levels_noac_bl;

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	struct battery_thresh *bat_levels_acin_bl;

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	int status_high_acin;

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	int status_low_acin;

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	int status_high_noac;

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	int status_low_noac;

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};

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struct battery_thresh {

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	int voltage;

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	int percentage;

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};

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struct battery_stat {

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	int ac_status;         /* APM AC Present/Not Present */

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	int mainbat_status;    /* APM Main Battery Status */

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	int mainbat_percent;   /* Main Battery Percentage Charge */

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	int mainbat_voltage;   /* Main Battery Voltage */

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};

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struct sharpsl_pm_status {

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	struct device *dev;

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	struct timer_list ac_timer;

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	struct timer_list chrg_full_timer;

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	int charge_mode;

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#define CHRG_ERROR    (-1)

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#define CHRG_OFF      (0)

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#define CHRG_ON       (1)

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#define CHRG_DONE     (2)

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	unsigned int flags;

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#define SHARPSL_SUSPENDED       (1 << 0)  /* Device is Suspended */

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#define SHARPSL_ALARM_ACTIVE    (1 << 1)  /* Alarm is for charging event (not user) */

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#define SHARPSL_BL_LIMIT        (1 << 2)  /* Backlight Intensity Limited */

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#define SHARPSL_APM_QUEUED      (1 << 3)  /* APM Event Queued */

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#define SHARPSL_DO_OFFLINE_CHRG (1 << 4)  /* Trigger the offline charger */

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	int full_count;

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	unsigned long charge_start_time;

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	struct sharpsl_charger_machinfo *machinfo;

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	struct battery_stat battstat;

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};

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extern struct sharpsl_pm_status sharpsl_pm;

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extern struct battery_thresh sharpsl_battery_levels_acin[];

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extern struct battery_thresh sharpsl_battery_levels_noac[];

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#define SHARPSL_LED_ERROR  2

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#define SHARPSL_LED_ON     1

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#define SHARPSL_LED_OFF    0

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void sharpsl_battery_kick(void);

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void sharpsl_pm_led(int val);

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/* MAX1111 Channel Definitions */

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#define MAX1111_BATT_VOLT   4u

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#define MAX1111_BATT_TEMP   2u

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#define MAX1111_ACIN_VOLT   6u

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int sharpsl_pm_pxa_read_max1111(int channel);

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#endif

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