Release 4.12 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);
};
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 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
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