xref: /openbmc/linux/sound/soc/codecs/cs42l51-i2c.c (revision 6d99a79c)
1 /*
2  * cs42l56.c -- CS42L51 ALSA SoC I2C audio driver
3  *
4  * Copyright 2014 CirrusLogic, Inc.
5  *
6  * Author: Brian Austin <brian.austin@cirrus.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  */
13 
14 #include <linux/i2c.h>
15 #include <linux/module.h>
16 #include <sound/soc.h>
17 
18 #include "cs42l51.h"
19 
20 static struct i2c_device_id cs42l51_i2c_id[] = {
21 	{"cs42l51", 0},
22 	{}
23 };
24 MODULE_DEVICE_TABLE(i2c, cs42l51_i2c_id);
25 
26 static int cs42l51_i2c_probe(struct i2c_client *i2c,
27 			     const struct i2c_device_id *id)
28 {
29 	struct regmap_config config;
30 
31 	config = cs42l51_regmap;
32 	config.val_bits = 8;
33 	config.reg_bits = 8;
34 
35 	return cs42l51_probe(&i2c->dev, devm_regmap_init_i2c(i2c, &config));
36 }
37 
38 static struct i2c_driver cs42l51_i2c_driver = {
39 	.driver = {
40 		.name = "cs42l51",
41 		.of_match_table = cs42l51_of_match,
42 	},
43 	.probe = cs42l51_i2c_probe,
44 	.id_table = cs42l51_i2c_id,
45 };
46 
47 module_i2c_driver(cs42l51_i2c_driver);
48 
49 MODULE_DESCRIPTION("ASoC CS42L51 I2C Driver");
50 MODULE_AUTHOR("Brian Austin, Cirrus Logic Inc, <brian.austin@cirrus.com>");
51 MODULE_LICENSE("GPL");
52