1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __LINUX_BQ27X00_BATTERY_H__
3#define __LINUX_BQ27X00_BATTERY_H__
4
5#include <linux/power_supply.h>
6
7enum bq27xxx_chip {
8	BQ27000 = 1, /* bq27000, bq27200 */
9	BQ27010, /* bq27010, bq27210 */
10	BQ2750X, /* bq27500 deprecated alias */
11	BQ2751X, /* bq27510, bq27520 deprecated alias */
12	BQ2752X,
13	BQ27500, /* bq27500/1 */
14	BQ27510G1, /* bq27510G1 */
15	BQ27510G2, /* bq27510G2 */
16	BQ27510G3, /* bq27510G3 */
17	BQ27520G1, /* bq27520G1 */
18	BQ27520G2, /* bq27520G2 */
19	BQ27520G3, /* bq27520G3 */
20	BQ27520G4, /* bq27520G4 */
21	BQ27521, /* bq27521 */
22	BQ27530, /* bq27530, bq27531 */
23	BQ27531,
24	BQ27541, /* bq27541, bq27542, bq27546, bq27742 */
25	BQ27542,
26	BQ27546,
27	BQ27742,
28	BQ27545, /* bq27545 */
29	BQ27411,
30	BQ27421, /* bq27421, bq27441, bq27621 */
31	BQ27425,
32	BQ27426,
33	BQ27441,
34	BQ27621,
35	BQ27Z561,
36	BQ28Z610,
37	BQ34Z100,
38	BQ78Z100,
39};
40
41struct bq27xxx_device_info;
42struct bq27xxx_access_methods {
43	int (*read)(struct bq27xxx_device_info *di, u8 reg, bool single);
44	int (*write)(struct bq27xxx_device_info *di, u8 reg, int value, bool single);
45	int (*read_bulk)(struct bq27xxx_device_info *di, u8 reg, u8 *data, int len);
46	int (*write_bulk)(struct bq27xxx_device_info *di, u8 reg, u8 *data, int len);
47};
48
49struct bq27xxx_reg_cache {
50	int temperature;
51	int time_to_empty;
52	int time_to_empty_avg;
53	int time_to_full;
54	int charge_full;
55	int cycle_count;
56	int capacity;
57	int energy;
58	int flags;
59	int health;
60};
61
62struct bq27xxx_device_info {
63	struct device *dev;
64	enum bq27xxx_chip chip;
65	u32 opts;
66	const char *name;
67	struct bq27xxx_dm_reg *dm_regs;
68	u32 unseal_key;
69	struct bq27xxx_access_methods bus;
70	struct bq27xxx_reg_cache cache;
71	int charge_design_full;
72	bool removed;
73	unsigned long last_update;
74	union power_supply_propval last_status;
75	struct delayed_work work;
76	struct power_supply *bat;
77	struct list_head list;
78	struct mutex lock;
79	u8 *regs;
80};
81
82void bq27xxx_battery_update(struct bq27xxx_device_info *di);
83int bq27xxx_battery_setup(struct bq27xxx_device_info *di);
84void bq27xxx_battery_teardown(struct bq27xxx_device_info *di);
85extern const struct dev_pm_ops bq27xxx_battery_battery_pm_ops;
86
87#endif
88