2 * ALSA SoC TLV320AIC23 codec driver I2C interface
4 * Author: Arun KS, <arunks@mistralsolutions.com>
5 * Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,
7 * Based on sound/soc/codecs/wm8731.c by Richard Purdie
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
14 #include <linux/i2c.h>
15 #include <linux/module.h>
16 #include <linux/regmap.h>
17 #include <sound/soc.h>
19 #include "tlv320aic23.h"
21 static int tlv320aic23_i2c_probe(struct i2c_client
*i2c
,
22 const struct i2c_device_id
*i2c_id
)
24 struct regmap
*regmap
;
26 if (!i2c_check_functionality(i2c
->adapter
, I2C_FUNC_SMBUS_BYTE_DATA
))
29 regmap
= devm_regmap_init_i2c(i2c
, &tlv320aic23_regmap
);
30 return tlv320aic23_probe(&i2c
->dev
, regmap
);
33 static int __exit
tlv320aic23_i2c_remove(struct i2c_client
*i2c
)
35 snd_soc_unregister_codec(&i2c
->dev
);
39 static const struct i2c_device_id tlv320aic23_id
[] = {
44 MODULE_DEVICE_TABLE(i2c
, tlv320aic23_id
);
46 static struct i2c_driver tlv320aic23_i2c_driver
= {
48 .name
= "tlv320aic23-codec",
50 .probe
= tlv320aic23_i2c_probe
,
51 .remove
= __exit_p(tlv320aic23_i2c_remove
),
52 .id_table
= tlv320aic23_id
,
55 module_i2c_driver(tlv320aic23_i2c_driver
);
57 MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver I2C");
58 MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
59 MODULE_LICENSE("GPL");