2 * SharpSL Battery/PM Driver
4 * Copyright (c) 2004-2005 Richard Purdie
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
12 #include <linux/interrupt.h>
14 struct sharpsl_charger_machinfo {
21 void (*discharge)(int);
22 void (*discharge1)(int);
24 void (*measure_temp)(int);
25 void (*presuspend)(void);
26 void (*postsuspend)(void);
27 unsigned long (*read_devdata)(int);
28 #define SHARPSL_BATT_VOLT 1
29 #define SHARPSL_BATT_TEMP 2
30 #define SHARPSL_ACIN_VOLT 3
31 #define SHARPSL_STATUS_ACIN 4
32 #define SHARPSL_STATUS_LOCK 5
33 #define SHARPSL_STATUS_CHRGFULL 6
34 #define SHARPSL_STATUS_FATAL 7
35 unsigned long (*charger_wakeup)(void);
36 int (*should_wakeup)(unsigned int resume_on_alarm);
38 struct battery_thresh *bat_levels_noac;
39 struct battery_thresh *bat_levels_acin;
46 struct battery_thresh {
52 int ac_status; /* APM AC Present/Not Present */
53 int mainbat_status; /* APM Main Battery Status */
54 int mainbat_percent; /* Main Battery Percentage Charge */
55 int mainbat_voltage; /* Main Battery Voltage */
58 struct sharpsl_pm_status {
60 struct timer_list ac_timer;
61 struct timer_list chrg_full_timer;
64 #define CHRG_ERROR (-1)
70 #define SHARPSL_SUSPENDED (1 << 0) /* Device is Suspended */
71 #define SHARPSL_ALARM_ACTIVE (1 << 1) /* Alarm is for charging event (not user) */
72 #define SHARPSL_BL_LIMIT (1 << 2) /* Backlight Intensity Limited */
73 #define SHARPSL_APM_QUEUED (1 << 3) /* APM Event Queued */
74 #define SHARPSL_DO_OFFLINE_CHRG (1 << 4) /* Trigger the offline charger */
77 unsigned long charge_start_time;
78 struct sharpsl_charger_machinfo *machinfo;
79 struct battery_stat battstat;
82 extern struct sharpsl_pm_status sharpsl_pm;
85 #define SHARPSL_LED_ERROR 2
86 #define SHARPSL_LED_ON 1
87 #define SHARPSL_LED_OFF 0
89 void sharpsl_battery_kick(void);
90 void sharpsl_pm_led(int val);
91 irqreturn_t sharpsl_ac_isr(int irq, void *dev_id, struct pt_regs *fp);
92 irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp);
93 irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp);