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
|
// SPDX-License-Identifier: GPL-2.0-only
/*
* SSM2602/SSM2603/SSM2604 I2C audio driver
*
* Copyright 2014 Analog Devices Inc.
*/
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <sound/soc.h>
#include "ssm2602.h"
static const struct i2c_device_id ssm2602_i2c_id[];
/*
* ssm2602 2 wire address is determined by GPIO5
* state during powerup.
* low = 0x1a
* high = 0x1b
*/
static int ssm2602_i2c_probe(struct i2c_client *client)
{
const struct i2c_device_id *id = i2c_match_id(ssm2602_i2c_id, client);
return ssm2602_probe(&client->dev, id->driver_data,
devm_regmap_init_i2c(client, &ssm2602_regmap_config));
}
static const struct i2c_device_id ssm2602_i2c_id[] = {
{ "ssm2602", SSM2602 },
{ "ssm2603", SSM2602 },
{ "ssm2604", SSM2604 },
{ }
};
MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
static const struct of_device_id ssm2602_of_match[] = {
{ .compatible = "adi,ssm2602", },
{ .compatible = "adi,ssm2603", },
{ .compatible = "adi,ssm2604", },
{ }
};
MODULE_DEVICE_TABLE(of, ssm2602_of_match);
static struct i2c_driver ssm2602_i2c_driver = {
.driver = {
.name = "ssm2602",
.of_match_table = ssm2602_of_match,
},
.probe = ssm2602_i2c_probe,
.id_table = ssm2602_i2c_id,
};
module_i2c_driver(ssm2602_i2c_driver);
MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver");
MODULE_AUTHOR("Cliff Cai");
MODULE_LICENSE("GPL");
|
