/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_BQ27X00_BATTERY_H__
#define __LINUX_BQ27X00_BATTERY_H__

#include <linux/power_supply.h>

enum bq27xxx_chip {
        BQ27000 = 1, /* bq27000, bq27200 */
        BQ27010, /* bq27010, bq27210 */
        BQ2750X, /* bq27500 deprecated alias */
        BQ2751X, /* bq27510, bq27520 deprecated alias */
        BQ2752X,
        BQ27500, /* bq27500/1 */
        BQ27510G1, /* bq27510G1 */
        BQ27510G2, /* bq27510G2 */
        BQ27510G3, /* bq27510G3 */
        BQ27520G1, /* bq27520G1 */
        BQ27520G2, /* bq27520G2 */
        BQ27520G3, /* bq27520G3 */
        BQ27520G4, /* bq27520G4 */
        BQ27521, /* bq27521 */
        BQ27530, /* bq27530, bq27531 */
        BQ27531,
        BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
        BQ27542,
        BQ27546,
        BQ27742,
        BQ27545, /* bq27545 */
        BQ27411,
        BQ27421, /* bq27421, bq27441, bq27621 */
        BQ27425,
        BQ27426,
        BQ27441,
        BQ27621,
        BQ27Z561,
        BQ28Z610,
        BQ34Z100,
        BQ78Z100,
};

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 capacity;
        int flags;
};

struct bq27xxx_device_info {
        struct device *dev;
        enum bq27xxx_chip chip;
        u32 opts;
        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;
        int voltage_min_design;
        int voltage_max_design;
        bool removed;
        unsigned long last_update;
        union power_supply_propval last_status;
        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);
extern const struct dev_pm_ops bq27xxx_battery_battery_pm_ops;

#endif