1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * da9055 declarations for DA9055 PMICs.
4 *
5 * Copyright(c) 2012 Dialog Semiconductor Ltd.
6 *
7 * Author: David Dajun Chen <dchen@diasemi.com>
8 */
9
10 #ifndef __DA9055_CORE_H
11 #define __DA9055_CORE_H
12
13 #include <linux/interrupt.h>
14 #include <linux/regmap.h>
15
16 /*
17 * PMIC IRQ
18 */
19 #define DA9055_IRQ_ALARM 0x01
20 #define DA9055_IRQ_TICK 0x02
21 #define DA9055_IRQ_NONKEY 0x00
22 #define DA9055_IRQ_REGULATOR 0x0B
23 #define DA9055_IRQ_HWMON 0x03
24
25 struct da9055_pdata;
26
27 struct da9055 {
28 struct regmap *regmap;
29 struct regmap_irq_chip_data *irq_data;
30 struct device *dev;
31 struct i2c_client *i2c_client;
32
33 int irq_base;
34 int chip_irq;
35 };
36
37 /* Device I/O */
38 static inline int da9055_reg_read(struct da9055 *da9055, unsigned char reg)
39 {
40 int val, ret;
41
42 ret = regmap_read(da9055->regmap, reg, &val);
43 if (ret < 0)
44 return ret;
45
46 return val;
47 }
48
49 static inline int da9055_reg_write(struct da9055 *da9055, unsigned char reg,
50 unsigned char val)
51 {
52 return regmap_write(da9055->regmap, reg, val);
53 }
54
55 static inline int da9055_group_read(struct da9055 *da9055, unsigned char reg,
56 unsigned reg_cnt, unsigned char *val)
57 {
58 return regmap_bulk_read(da9055->regmap, reg, val, reg_cnt);
59 }
60
61 static inline int da9055_group_write(struct da9055 *da9055, unsigned char reg,
62 unsigned reg_cnt, unsigned char *val)
63 {
64 return regmap_raw_write(da9055->regmap, reg, val, reg_cnt);
65 }
66
67 static inline int da9055_reg_update(struct da9055 *da9055, unsigned char reg,
68 unsigned char bit_mask,
69 unsigned char reg_val)
70 {
71 return regmap_update_bits(da9055->regmap, reg, bit_mask, reg_val);
72 }
73
74 /* Generic Device API */
75 int da9055_device_init(struct da9055 *da9055);
76 void da9055_device_exit(struct da9055 *da9055);
77
78 extern const struct regmap_config da9055_regmap_config;
79
80 #endif /* __DA9055_CORE_H */
81
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