Release 4.7 include/linux/power/bq27xxx_battery.h

#ifndef __LINUX_BQ27X00_BATTERY_H__

#define __LINUX_BQ27X00_BATTERY_H__


enum bq27xxx_chip {
	
BQ27000 = 1, /* bq27000, bq27200 */
	
BQ27010, /* bq27010, bq27210 */
	
BQ27500, /* bq27500, bq27510, bq27520 */
	
BQ27530, /* bq27530, bq27531 */
	
BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
	
BQ27545, /* bq27545 */
	
BQ27421, /* bq27421, bq27425, bq27441, bq27621 */
};

/**
 * struct bq27xxx_plaform_data - Platform data for bq27xxx devices
 * @name: Name of the battery.
 * @chip: Chip class number of this device.
 * @read: HDQ read callback.
 *      This function should provide access to the HDQ bus the battery is
 *      connected to.
 *      The first parameter is a pointer to the battery device, the second the
 *      register to be read. The return value should either be the content of
 *      the passed register or an error value.
 */

struct bq27xxx_platform_data {
	
const char *name;
	
enum bq27xxx_chip chip;
	
int (*read)(struct device *dev, unsigned int);
};

struct bq27xxx_device_info;

struct bq27xxx_access_methods {
	
int (*read)(struct bq27xxx_device_info *di, u8 reg, bool single);
};


struct bq27xxx_reg_cache {
	
int temperature;
	
int time_to_empty;
	
int time_to_empty_avg;
	
int time_to_full;
	
int charge_full;
	
int cycle_count;
	
int capacity;
	
int energy;
	
int flags;
	
int power_avg;
	
int health;
};


struct bq27xxx_device_info {
	
struct device *dev;
	
int id;
	
enum bq27xxx_chip chip;
	
const char *name;
	
struct bq27xxx_access_methods bus;
	
struct bq27xxx_reg_cache cache;
	
int charge_design_full;
	
unsigned long last_update;
	
struct delayed_work work;
	
struct power_supply *bat;
	
struct mutex lock;
	
u8 *regs;
};

void bq27xxx_battery_update(struct bq27xxx_device_info *di);
int bq27xxx_battery_setup(struct bq27xxx_device_info *di);
void bq27xxx_battery_teardown(struct bq27xxx_device_info *di);

#endif
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Directory: include/linux/power

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