1 /*
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 */
ssm2602_i2c_probe(struct i2c_client * client,const struct i2c_device_id * id)23 static 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
30 static const struct i2c_device_id ssm2602_i2c_id[] = {
31 { "ssm2602", SSM2602 },
32 { "ssm2603", SSM2602 },
33 { "ssm2604", SSM2604 },
34 { }
35 };
36 MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
37
38 static const struct of_device_id ssm2602_of_match[] = {
39 { .compatible = "adi,ssm2602", },
40 { .compatible = "adi,ssm2603", },
41 { .compatible = "adi,ssm2604", },
42 { }
43 };
44 MODULE_DEVICE_TABLE(of, ssm2602_of_match);
45
46 static struct i2c_driver ssm2602_i2c_driver = {
47 .driver = {
48 .name = "ssm2602",
49 .of_match_table = ssm2602_of_match,
50 },
51 .probe = ssm2602_i2c_probe,
52 .id_table = ssm2602_i2c_id,
53 };
54 module_i2c_driver(ssm2602_i2c_driver);
55
56 MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver");
57 MODULE_AUTHOR("Cliff Cai");
58 MODULE_LICENSE("GPL");
59
