arch/arm/mach-pxa/sharpsl_pm.h

   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
  10 struct 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
  54 struct battery_thresh {
  55         int voltage;
  56         int percentage;
  57 };
  58
  59 struct 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
  66 struct 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
  90 extern struct sharpsl_pm_status sharpsl_pm;
  91
  92 extern struct battery_thresh sharpsl_battery_levels_acin[];
  93 extern 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
  99 void sharpsl_battery_kick(void);
 100 void 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
 106 int sharpsl_pm_pxa_read_max1111(int channel);
 107
 108 void corgi_lcd_limit_intensity(int limit);
 109 #endif