103 lines
2.2 KiB
C
103 lines
2.2 KiB
C
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#ifndef __LEO_BATTERY__
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#define __LEO_BATTERY__
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#include <linux/android_alarm.h>
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#define LEO_BATTERY_CAPACITY 1230
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#define LEO_BATTERY_EMPTY 500
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// from board-htcleo-power.c
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extern int is_ac_power_supplied(void);
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// from board-htcleo-log.c
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extern double log(double x);
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#define RAW_DATA_SIZE 10
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struct battery_status
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{
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int timestamp;
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int voltage_uV; /* units of uV */
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int current_uA; /* units of uA */
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int current_avg_uA;
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int charge_uAh;
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s16 temp_C; /* units of 0.1 C */
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u8 percentage; /* battery percentage */
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u8 charge_source;
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u8 status_reg;
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u8 battery_full; /* battery full (don't charge) */
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u8 cooldown; /* was overtemp */
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u8 charge_mode;
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} __attribute__((packed));
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#define SOURCE_NONE 0
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#define SOURCE_USB 1
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#define SOURCE_AC 2
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#define CHARGE_OFF 0
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#define CHARGE_SLOW 1
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#define CHARGE_FAST 2
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#define TEMP_CRITICAL 600 /* no charging at all */
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#define TEMP_HOT 500 /* no fast charge, no charge > 4.1v */
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#define TEMP_WARM 450 /* no fast charge above this */
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#define TEMP_HOT_MAX_MV 4100 /* stop charging here when hot */
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#define TEMP_HOT_MIN_MV 3800 /* resume charging here when hot */
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#define CE_DISABLE_MIN_MV 4100
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/* When we're awake or running on wall power, sample the battery
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* gauge every FAST_POLL seconds. If we're asleep and on battery
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* power, sample every SLOW_POLL seconds
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*/
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#define FAST_POLL (1 * 60)
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#define SLOW_POLL (10 * 60)
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struct htcleo_device_info
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{
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struct device *dev;
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/* DS2784 data, valid after calling htcleo_battery_read_status() */
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char raw[RAW_DATA_SIZE]; /* raw HTCLEO data */
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uint32_t raw_status;
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struct battery_status status;
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struct power_supply bat;
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struct workqueue_struct *monitor_wqueue;
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struct work_struct monitor_work;
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struct alarm alarm;
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struct wake_lock work_wake_lock;
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// int (*charge)(int on, int fast);
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// struct w1_slave *w1_slave;
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struct i2c_client *client;
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u8 dummy; /* dummy battery flag */
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u8 last_charge_mode; /* previous charger state */
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u8 slow_poll;
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ktime_t last_poll;
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ktime_t last_charge_seen;
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};
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static struct htcleo_device_info * mydi = NULL;
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#define psy_to_dev_info(x) container_of((x), struct htcleo_device_info, bat)
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static struct wake_lock vbus_wake_lock;
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#define to_htcleo_device_info(x) container_of((x), struct htcleo_device_info, bat);
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#endif
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