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[linux.git] / sound / soc / codecs / ssm2602-i2c.c
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * SSM2602/SSM2603/SSM2604 I2C audio driver
4  *
5  * Copyright 2014 Analog Devices Inc.
6  */
7
8 #include <linux/module.h>
9 #include <linux/i2c.h>
10 #include <linux/regmap.h>
11
12 #include <sound/soc.h>
13
14 #include "ssm2602.h"
15
16 /*
17  * ssm2602 2 wire address is determined by GPIO5
18  * state during powerup.
19  *    low  = 0x1a
20  *    high = 0x1b
21  */
22 static int ssm2602_i2c_probe(struct i2c_client *client)
23 {
24         return ssm2602_probe(&client->dev, (uintptr_t)i2c_get_match_data(client),
25                 devm_regmap_init_i2c(client, &ssm2602_regmap_config));
26 }
27
28 static const struct i2c_device_id ssm2602_i2c_id[] = {
29         { "ssm2602", SSM2602 },
30         { "ssm2603", SSM2602 },
31         { "ssm2604", SSM2604 },
32         { }
33 };
34 MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
35
36 static const struct of_device_id ssm2602_of_match[] = {
37         { .compatible = "adi,ssm2602", },
38         { .compatible = "adi,ssm2603", },
39         { .compatible = "adi,ssm2604", },
40         { }
41 };
42 MODULE_DEVICE_TABLE(of, ssm2602_of_match);
43
44 static struct i2c_driver ssm2602_i2c_driver = {
45         .driver = {
46                 .name = "ssm2602",
47                 .of_match_table = ssm2602_of_match,
48         },
49         .probe = ssm2602_i2c_probe,
50         .id_table = ssm2602_i2c_id,
51 };
52 module_i2c_driver(ssm2602_i2c_driver);
53
54 MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver");
55 MODULE_AUTHOR("Cliff Cai");
56 MODULE_LICENSE("GPL");
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