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Lars-Peter Clausenc924dc62014-02-17 13:16:53 +01001/*
2 * SSM2602/SSM2603/SSM2604 I2C audio driver
3 *
4 * Copyright 2014 Analog Devices Inc.
5 *
6 * Licensed under the GPL-2.
7 */
8
9#include <linux/module.h>
10#include <linux/i2c.h>
11#include <linux/regmap.h>
12
13#include <sound/soc.h>
14
15#include "ssm2602.h"
16
17/*
18 * ssm2602 2 wire address is determined by GPIO5
19 * state during powerup.
20 * low = 0x1a
21 * high = 0x1b
22 */
23static int ssm2602_i2c_probe(struct i2c_client *client,
24 const struct i2c_device_id *id)
25{
26 return ssm2602_probe(&client->dev, id->driver_data,
27 devm_regmap_init_i2c(client, &ssm2602_regmap_config));
28}
29
30static int ssm2602_i2c_remove(struct i2c_client *client)
31{
32 snd_soc_unregister_codec(&client->dev);
33 return 0;
34}
35
36static const struct i2c_device_id ssm2602_i2c_id[] = {
37 { "ssm2602", SSM2602 },
38 { "ssm2603", SSM2602 },
39 { "ssm2604", SSM2604 },
40 { }
41};
42MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
43
Stefan Kristiansson555b9ee2014-09-29 22:41:10 +030044static const struct of_device_id ssm2602_of_match[] = {
45 { .compatible = "adi,ssm2602", },
46 { .compatible = "adi,ssm2603", },
47 { .compatible = "adi,ssm2604", },
48 { }
49};
50MODULE_DEVICE_TABLE(of, ssm2602_of_match);
51
Lars-Peter Clausenc924dc62014-02-17 13:16:53 +010052static struct i2c_driver ssm2602_i2c_driver = {
53 .driver = {
54 .name = "ssm2602",
55 .owner = THIS_MODULE,
Stefan Kristiansson555b9ee2014-09-29 22:41:10 +030056 .of_match_table = ssm2602_of_match,
Lars-Peter Clausenc924dc62014-02-17 13:16:53 +010057 },
58 .probe = ssm2602_i2c_probe,
59 .remove = ssm2602_i2c_remove,
60 .id_table = ssm2602_i2c_id,
61};
62module_i2c_driver(ssm2602_i2c_driver);
63
64MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver");
65MODULE_AUTHOR("Cliff Cai");
66MODULE_LICENSE("GPL");