1 /*
2 * SharpSL Battery/PM Driver
3 *
4 * Copyright (c) 2004-2005 Richard Purdie
5 *
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.
9 *
10 */
11 #ifndef _MACH_SHARPSL_PM
12 #define _MACH_SHARPSL_PM
13
14 struct sharpsl_charger_machinfo {
15 void (*init)(void);
16 void (*exit)(void);
17 int gpio_acin;
18 int gpio_batfull;
19 int batfull_irq;
20 int gpio_batlock;
21 int gpio_fatal;
22 void (*discharge)(int);
23 void (*discharge1)(int);
24 void (*charge)(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);
41 int charge_on_volt;
42 int charge_on_temp;
43 int charge_acin_high;
44 int charge_acin_low;
45 int fatal_acin_volt;
46 int fatal_noacin_volt;
47 int bat_levels;
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;
52 int status_high_acin;
53 int status_low_acin;
54 int status_high_noac;
55 int status_low_noac;
56 };
57
58 struct battery_thresh {
59 int voltage;
60 int percentage;
61 };
62
63 struct battery_stat {
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 */
68 };
69
70 struct sharpsl_pm_status {
71 struct device *dev;
72 struct timer_list ac_timer;
73 struct timer_list chrg_full_timer;
74
75 int charge_mode;
76 #define CHRG_ERROR (-1)
77 #define CHRG_OFF (0)
78 #define CHRG_ON (1)
79 #define CHRG_DONE (2)
80
81 unsigned int flags;
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 */
87
88 int full_count;
89 unsigned long charge_start_time;
90 struct sharpsl_charger_machinfo *machinfo;
91 struct battery_stat battstat;
92 };
93
94 extern struct sharpsl_pm_status sharpsl_pm;
95
96
97 #define SHARPSL_LED_ERROR 2
98 #define SHARPSL_LED_ON 1
99 #define SHARPSL_LED_OFF 0
100
101 void sharpsl_battery_kick(void);
102 void sharpsl_pm_led(int val);
103
104 #endif
105
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