/* * SharpSL Battery/PM Driver * * Copyright (c) 2004-2005 Richard Purdie * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * */ #include <linux/interrupt.h> struct sharpsl_charger_machinfo { void (*init)(void); void (*exit)(void); int gpio_acin; int gpio_batfull; int batfull_irq; int gpio_batlock; int gpio_fatal; void (*discharge)(int); void (*discharge1)(int); void (*charge)(int); void (*measure_temp)(int); void (*presuspend)(void); void (*postsuspend)(void); void (*earlyresume)(void); unsigned long (*read_devdata)(int); #define SHARPSL_BATT_VOLT 1 #define SHARPSL_BATT_TEMP 2 #define SHARPSL_ACIN_VOLT 3 #define SHARPSL_STATUS_ACIN 4 #define SHARPSL_STATUS_LOCK 5 #define SHARPSL_STATUS_CHRGFULL 6 #define SHARPSL_STATUS_FATAL 7 unsigned long (*charger_wakeup)(void); int (*should_wakeup)(unsigned int resume_on_alarm); void (*backlight_limit)(int); int (*backlight_get_status) (void); int charge_on_volt; int charge_on_temp; int charge_acin_high; int charge_acin_low; int fatal_acin_volt; int fatal_noacin_volt; int bat_levels; struct battery_thresh *bat_levels_noac; struct battery_thresh *bat_levels_acin; struct battery_thresh *bat_levels_noac_bl; struct battery_thresh *bat_levels_acin_bl; int status_high_acin; int status_low_acin; int status_high_noac; int status_low_noac; }; struct battery_thresh { int voltage; int percentage; }; struct battery_stat { int ac_status; /* APM AC Present/Not Present */ int mainbat_status; /* APM Main Battery Status */ int mainbat_percent; /* Main Battery Percentage Charge */ int mainbat_voltage; /* Main Battery Voltage */ }; struct sharpsl_pm_status { struct device *dev; struct timer_list ac_timer; struct timer_list chrg_full_timer; int charge_mode; #define CHRG_ERROR (-1) #define CHRG_OFF (0) #define CHRG_ON (1) #define CHRG_DONE (2) unsigned int flags; #define SHARPSL_SUSPENDED (1 << 0) /* Device is Suspended */ #define SHARPSL_ALARM_ACTIVE (1 << 1) /* Alarm is for charging event (not user) */ #define SHARPSL_BL_LIMIT (1 << 2) /* Backlight Intensity Limited */ #define SHARPSL_APM_QUEUED (1 << 3) /* APM Event Queued */ #define SHARPSL_DO_OFFLINE_CHRG (1 << 4) /* Trigger the offline charger */ int full_count; unsigned long charge_start_time; struct sharpsl_charger_machinfo *machinfo; struct battery_stat battstat; }; extern struct sharpsl_pm_status sharpsl_pm; #define SHARPSL_LED_ERROR 2 #define SHARPSL_LED_ON 1 #define SHARPSL_LED_OFF 0 void sharpsl_battery_kick(void); void sharpsl_pm_led(int val); irqreturn_t sharpsl_ac_isr(int irq, void *dev_id); irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id); irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id);