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");