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 {
22 void (*discharge)(int);
23 void (*discharge1)(int);
25 void (*measure_temp)(int);
26 void (*presuspend)(void);
27 void (*postsuspend)(void);
28 void (*earlyresume)(void);
29 unsigned long (*read_devdata)(int);
30 #define SHARPSL_BATT_VOLT 1
31 #define SHARPSL_BATT_TEMP 2
32 #define SHARPSL_ACIN_VOLT 3
33 #define SHARPSL_STATUS_ACIN 4
34 #define SHARPSL_STATUS_LOCK 5
35 #define SHARPSL_STATUS_CHRGFULL 6
36 #define SHARPSL_STATUS_FATAL 7
37 unsigned long (*charger_wakeup)(void);
38 int (*should_wakeup)(unsigned int resume_on_alarm);
39 void (*backlight_limit)(int);
40 int (*backlight_get_status) (void);
46 int fatal_noacin_volt;
48 struct battery_thresh *bat_levels_noac;
49 struct battery_thresh *bat_levels_acin;
50 struct battery_thresh *bat_levels_noac_bl;
51 struct battery_thresh *bat_levels_acin_bl;
58 struct battery_thresh {
64 int ac_status; /* APM AC Present/Not Present */
65 int mainbat_status; /* APM Main Battery Status */
66 int mainbat_percent; /* Main Battery Percentage Charge */
67 int mainbat_voltage; /* Main Battery Voltage */
70 struct sharpsl_pm_status {
72 struct timer_list ac_timer;
73 struct timer_list chrg_full_timer;
76 #define CHRG_ERROR (-1)
82 #define SHARPSL_SUSPENDED (1 << 0) /* Device is Suspended */
83 #define SHARPSL_ALARM_ACTIVE (1 << 1) /* Alarm is for charging event (not user) */
84 #define SHARPSL_BL_LIMIT (1 << 2) /* Backlight Intensity Limited */
85 #define SHARPSL_APM_QUEUED (1 << 3) /* APM Event Queued */
86 #define SHARPSL_DO_OFFLINE_CHRG (1 << 4) /* Trigger the offline charger */
89 unsigned long charge_start_time;
90 struct sharpsl_charger_machinfo *machinfo;
91 struct battery_stat battstat;
94 extern struct sharpsl_pm_status sharpsl_pm;
97 #define SHARPSL_LED_ERROR 2
98 #define SHARPSL_LED_ON 1
99 #define SHARPSL_LED_OFF 0
101 void sharpsl_battery_kick(void);
102 void sharpsl_pm_led(int val);
103 irqreturn_t sharpsl_ac_isr(int irq, void *dev_id);
104 irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id);
105 irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id);