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 #endif 109