Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

Open Menu /include/linux/mfd/da9055/core.h 
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * da9055 declarations for DA9055 PMICs.
 *
 * Copyright(c) 2012 Dialog Semiconductor Ltd.
 *
 * Author: David Dajun Chen <dchen@diasemi.com>
 */

#ifndef __DA9055_CORE_H
#define __DA9055_CORE_H

#include <linux/interrupt.h>
#include <linux/regmap.h>

/*
 * PMIC IRQ
 */
#define DA9055_IRQ_ALARM	0x01
#define DA9055_IRQ_TICK		0x02
#define DA9055_IRQ_NONKEY	0x00
#define DA9055_IRQ_REGULATOR	0x0B
#define DA9055_IRQ_HWMON	0x03

struct da9055_pdata;

struct da9055 {
	struct regmap *regmap;
	struct regmap_irq_chip_data *irq_data;
	struct device *dev;
	struct i2c_client *i2c_client;

	int irq_base;
	int chip_irq;
};

/* Device I/O */
static inline int da9055_reg_read(struct da9055 *da9055, unsigned char reg)
{
	int val, ret;

	ret = regmap_read(da9055->regmap, reg, &val);
	if (ret < 0)
		return ret;

	return val;
}

static inline int da9055_reg_write(struct da9055 *da9055, unsigned char reg,
				    unsigned char val)
{
	return regmap_write(da9055->regmap, reg, val);
}

static inline int da9055_group_read(struct da9055 *da9055, unsigned char reg,
				     unsigned reg_cnt, unsigned char *val)
{
	return regmap_bulk_read(da9055->regmap, reg, val, reg_cnt);
}

static inline int da9055_group_write(struct da9055 *da9055, unsigned char reg,
				      unsigned reg_cnt, unsigned char *val)
{
	return regmap_raw_write(da9055->regmap, reg, val, reg_cnt);
}

static inline int da9055_reg_update(struct da9055 *da9055, unsigned char reg,
				     unsigned char bit_mask,
				     unsigned char reg_val)
{
	return regmap_update_bits(da9055->regmap, reg, bit_mask, reg_val);
}

/* Generic Device API */
int da9055_device_init(struct da9055 *da9055);
void da9055_device_exit(struct da9055 *da9055);

extern const struct regmap_config da9055_regmap_config;

#endif /* __DA9055_CORE_H */