xref: /openbmc/linux/sound/soc/codecs/es8328-i2c.c (revision cfbb9be8)
1 /*
2  * es8328-i2c.c  --  ES8328 ALSA SoC I2C Audio driver
3  *
4  * Copyright 2014 Sutajio Ko-Usagi PTE LTD
5  *
6  * Author: Sean Cross <xobs@kosagi.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 #include <linux/module.h>
14 #include <linux/i2c.h>
15 #include <linux/regmap.h>
16 
17 #include <sound/soc.h>
18 
19 #include "es8328.h"
20 
21 static const struct i2c_device_id es8328_id[] = {
22 	{ "es8328", 0 },
23 	{ "es8388", 0 },
24 	{ }
25 };
26 MODULE_DEVICE_TABLE(i2c, es8328_id);
27 
28 static const struct of_device_id es8328_of_match[] = {
29 	{ .compatible = "everest,es8328", },
30 	{ .compatible = "everest,es8388", },
31 	{ }
32 };
33 MODULE_DEVICE_TABLE(of, es8328_of_match);
34 
35 static int es8328_i2c_probe(struct i2c_client *i2c,
36 			    const struct i2c_device_id *id)
37 {
38 	return es8328_probe(&i2c->dev,
39 			devm_regmap_init_i2c(i2c, &es8328_regmap_config));
40 }
41 
42 static int es8328_i2c_remove(struct i2c_client *i2c)
43 {
44 	snd_soc_unregister_codec(&i2c->dev);
45 	return 0;
46 }
47 
48 static struct i2c_driver es8328_i2c_driver = {
49 	.driver = {
50 		.name		= "es8328",
51 		.of_match_table = es8328_of_match,
52 	},
53 	.probe    = es8328_i2c_probe,
54 	.remove   = es8328_i2c_remove,
55 	.id_table = es8328_id,
56 };
57 
58 module_i2c_driver(es8328_i2c_driver);
59 
60 MODULE_DESCRIPTION("ASoC ES8328 audio CODEC I2C driver");
61 MODULE_AUTHOR("Sean Cross <xobs@kosagi.com>");
62 MODULE_LICENSE("GPL");
63