LXR linux/arch/arm/mach-pxa/sharpsl

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * SharpSL Battery/PM Driver
   4 *
   5 * Copyright (c) 2004-2005 Richard Purdie
   6 */
   7#ifndef _MACH_SHARPSL_PM
   8#define _MACH_SHARPSL_PM
   9
  10struct sharpsl_charger_machinfo {
  11        void (*init)(void);
  12        void (*exit)(void);
  13        int gpio_acin;
  14        int gpio_batfull;
  15        int batfull_irq;
  16        int gpio_batlock;
  17        int gpio_fatal;
  18        void (*discharge)(int);
  19        void (*discharge1)(int);
  20        void (*charge)(int);
  21        void (*measure_temp)(int);
  22        void (*presuspend)(void);
  23        void (*postsuspend)(void);
  24        void (*earlyresume)(void);
  25        unsigned long (*read_devdata)(int);
  26#define SHARPSL_BATT_VOLT       1
  27#define SHARPSL_BATT_TEMP       2
  28#define SHARPSL_ACIN_VOLT       3
  29#define SHARPSL_STATUS_ACIN     4
  30#define SHARPSL_STATUS_LOCK     5
  31#define SHARPSL_STATUS_CHRGFULL 6
  32#define SHARPSL_STATUS_FATAL    7
  33        bool (*charger_wakeup)(void);
  34        int (*should_wakeup)(unsigned int resume_on_alarm);
  35        void (*backlight_limit)(int);
  36        int (*backlight_get_status) (void);
  37        int charge_on_volt;
  38        int charge_on_temp;
  39        int charge_acin_high;
  40        int charge_acin_low;
  41        int fatal_acin_volt;
  42        int fatal_noacin_volt;
  43        int bat_levels;
  44        struct battery_thresh *bat_levels_noac;
  45        struct battery_thresh *bat_levels_acin;
  46        struct battery_thresh *bat_levels_noac_bl;
  47        struct battery_thresh *bat_levels_acin_bl;
  48        int status_high_acin;
  49        int status_low_acin;
  50        int status_high_noac;
  51        int status_low_noac;
  52};
  53
  54struct battery_thresh {
  55        int voltage;
  56        int percentage;
  57};
  58
  59struct battery_stat {
  60        int ac_status;         /* APM AC Present/Not Present */
  61        int mainbat_status;    /* APM Main Battery Status */
  62        int mainbat_percent;   /* Main Battery Percentage Charge */
  63        int mainbat_voltage;   /* Main Battery Voltage */
  64};
  65
  66struct sharpsl_pm_status {
  67        struct device *dev;
  68        struct timer_list ac_timer;
  69        struct timer_list chrg_full_timer;
  70
  71        int charge_mode;
  72#define CHRG_ERROR    (-1)
  73#define CHRG_OFF      (0)
  74#define CHRG_ON       (1)
  75#define CHRG_DONE     (2)
  76
  77        unsigned int flags;
  78#define SHARPSL_SUSPENDED       (1 << 0)  /* Device is Suspended */
  79#define SHARPSL_ALARM_ACTIVE    (1 << 1)  /* Alarm is for charging event (not user) */
  80#define SHARPSL_BL_LIMIT        (1 << 2)  /* Backlight Intensity Limited */
  81#define SHARPSL_APM_QUEUED      (1 << 3)  /* APM Event Queued */
  82#define SHARPSL_DO_OFFLINE_CHRG (1 << 4)  /* Trigger the offline charger */
  83
  84        int full_count;
  85        unsigned long charge_start_time;
  86        struct sharpsl_charger_machinfo *machinfo;
  87        struct battery_stat battstat;
  88};
  89
  90extern struct sharpsl_pm_status sharpsl_pm;
  91
  92extern struct battery_thresh sharpsl_battery_levels_acin[];
  93extern struct battery_thresh sharpsl_battery_levels_noac[];
  94
  95#define SHARPSL_LED_ERROR  2
  96#define SHARPSL_LED_ON     1
  97#define SHARPSL_LED_OFF    0
  98
  99void sharpsl_battery_kick(void);
 100void sharpsl_pm_led(int val);
 101
 102/* MAX1111 Channel Definitions */
 103#define MAX1111_BATT_VOLT   4u
 104#define MAX1111_BATT_TEMP   2u
 105#define MAX1111_ACIN_VOLT   6u
 106int sharpsl_pm_pxa_read_max1111(int channel);
 107
 108void corgi_lcd_limit_intensity(int limit);
 109#endif
 110