[mirror_ubuntu-artful-kernel.git] / 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 */
	BQ2750X, /* bq27500 deprecated alias */
	BQ2751X, /* bq27510, bq27520 deprecated alias */
	BQ27500, /* bq27500/1 */
	BQ27510G1, /* bq27510G1 */
	BQ27510G2, /* bq27510G2 */
	BQ27510G3, /* bq27510G3 */
	BQ27520G1, /* bq27520G1 */
	BQ27520G2, /* bq27520G2 */
	BQ27520G3, /* bq27520G3 */
	BQ27520G4, /* bq27520G4 */
	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);
	int (*write)(struct bq27xxx_device_info *di, u8 reg, int value, bool single);
	int (*read_bulk)(struct bq27xxx_device_info *di, u8 reg, u8 *data, int len);
	int (*write_bulk)(struct bq27xxx_device_info *di, u8 reg, u8 *data, int len);
};

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;
	bool ram_chip;
	const char *name;
	struct bq27xxx_dm_reg *dm_regs;
	u32 unseal_key;
	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 list_head list;
	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
Commit	Line	Data
7fb7ba58 LPC	1	#ifndef __LINUX_BQ27X00_BATTERY_H__
	2	#define __LINUX_BQ27X00_BATTERY_H__
	3
703df6c0 AD	4	enum bq27xxx_chip {
	5	BQ27000 = 1, /* bq27000, bq27200 */
	6	BQ27010, /* bq27010, bq27210 */
818e3012	7	BQ2750X, /* bq27500 deprecated alias */
6da6e4bd	8	BQ2751X, /* bq27510, bq27520 deprecated alias */
32833635	9	BQ27500, /* bq27500/1 */
bd28177f	10	BQ27510G1, /* bq27510G1 */
698a2bf5	11	BQ27510G2, /* bq27510G2 */
71375aa7	12	BQ27510G3, /* bq27510G3 */
68f2a813	13	BQ27520G1, /* bq27520G1 */
a5deb9a9	14	BQ27520G2, /* bq27520G2 */
825e915b	15	BQ27520G3, /* bq27520G3 */
8835cae5	16	BQ27520G4, /* bq27520G4 */
703df6c0 AD	17	BQ27530, /* bq27530, bq27531 */
	18	BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
	19	BQ27545, /* bq27545 */
	20	BQ27421, /* bq27421, bq27425, bq27441, bq27621 */
	21	};
	22
7fb7ba58	23	/**
081bab21	24	* struct bq27xxx_plaform_data - Platform data for bq27xxx devices
424cfde4 AD	25	* @name: Name of the battery.
424cfde4 AD	26	* @chip: Chip class number of this device.
7fb7ba58 LPC	27	* @read: HDQ read callback.
	28	* This function should provide access to the HDQ bus the battery is
	29	* connected to.
	30	* The first parameter is a pointer to the battery device, the second the
	31	* register to be read. The return value should either be the content of
	32	* the passed register or an error value.
	33	*/
081bab21	34	struct bq27xxx_platform_data {
7fb7ba58	35	const char *name;
424cfde4	36	enum bq27xxx_chip chip;
7fb7ba58 LPC	37	int (read)(struct device dev, unsigned int);
	38	};
	39
703df6c0 AD	40	struct bq27xxx_device_info;
	41	struct bq27xxx_access_methods {
	42	int (read)(struct bq27xxx_device_info di, u8 reg, bool single);
14073f66 MR	43	int (write)(struct bq27xxx_device_info di, u8 reg, int value, bool single);
	44	int (read_bulk)(struct bq27xxx_device_info di, u8 reg, u8 *data, int len);
	45	int (write_bulk)(struct bq27xxx_device_info di, u8 reg, u8 *data, int len);
703df6c0 AD	46	};
	47
	48	struct bq27xxx_reg_cache {
	49	int temperature;
	50	int time_to_empty;
	51	int time_to_empty_avg;
	52	int time_to_full;
	53	int charge_full;
	54	int cycle_count;
	55	int capacity;
	56	int energy;
	57	int flags;
	58	int power_avg;
	59	int health;
	60	};
	61
	62	struct bq27xxx_device_info {
	63	struct device *dev;
9aafabc7	64	int id;
703df6c0	65	enum bq27xxx_chip chip;
ccce4409	66	bool ram_chip;
703df6c0	67	const char *name;
ccce4409	68	struct bq27xxx_dm_reg *dm_regs;
0670c9b3	69	u32 unseal_key;
703df6c0 AD	70	struct bq27xxx_access_methods bus;
	71	struct bq27xxx_reg_cache cache;
	72	int charge_design_full;
	73	unsigned long last_update;
	74	struct delayed_work work;
	75	struct power_supply *bat;
1d72706f	76	struct list_head list;
703df6c0 AD	77	struct mutex lock;
	78	u8 *regs;
	79	};
	80
	81	void bq27xxx_battery_update(struct bq27xxx_device_info *di);
	82	int bq27xxx_battery_setup(struct bq27xxx_device_info *di);
	83	void bq27xxx_battery_teardown(struct bq27xxx_device_info *di);
	84
7fb7ba58	85	#endif