diff options
Diffstat (limited to 'sound/soc/codecs/tlv320aic23-i2c.c')
-rw-r--r-- | sound/soc/codecs/tlv320aic23-i2c.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/sound/soc/codecs/tlv320aic23-i2c.c b/sound/soc/codecs/tlv320aic23-i2c.c new file mode 100644 index 000000000000..20fc46092c2c --- /dev/null +++ b/sound/soc/codecs/tlv320aic23-i2c.c | |||
@@ -0,0 +1,59 @@ | |||
1 | /* | ||
2 | * ALSA SoC TLV320AIC23 codec driver I2C interface | ||
3 | * | ||
4 | * Author: Arun KS, <arunks@mistralsolutions.com> | ||
5 | * Copyright: (C) 2008 Mistral Solutions Pvt Ltd., | ||
6 | * | ||
7 | * Based on sound/soc/codecs/wm8731.c by Richard Purdie | ||
8 | * | ||
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. | ||
12 | */ | ||
13 | |||
14 | #include <linux/i2c.h> | ||
15 | #include <linux/module.h> | ||
16 | #include <linux/regmap.h> | ||
17 | #include <sound/soc.h> | ||
18 | |||
19 | #include "tlv320aic23.h" | ||
20 | |||
21 | static int tlv320aic23_i2c_probe(struct i2c_client *i2c, | ||
22 | const struct i2c_device_id *i2c_id) | ||
23 | { | ||
24 | struct regmap *regmap; | ||
25 | |||
26 | if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | ||
27 | return -EINVAL; | ||
28 | |||
29 | regmap = devm_regmap_init_i2c(i2c, &tlv320aic23_regmap); | ||
30 | return tlv320aic23_probe(&i2c->dev, regmap); | ||
31 | } | ||
32 | |||
33 | static int __exit tlv320aic23_i2c_remove(struct i2c_client *i2c) | ||
34 | { | ||
35 | snd_soc_unregister_codec(&i2c->dev); | ||
36 | return 0; | ||
37 | } | ||
38 | |||
39 | static const struct i2c_device_id tlv320aic23_id[] = { | ||
40 | {"tlv320aic23", 0}, | ||
41 | {} | ||
42 | }; | ||
43 | |||
44 | MODULE_DEVICE_TABLE(i2c, tlv320aic23_id); | ||
45 | |||
46 | static struct i2c_driver tlv320aic23_i2c_driver = { | ||
47 | .driver = { | ||
48 | .name = "tlv320aic23-codec", | ||
49 | }, | ||
50 | .probe = tlv320aic23_i2c_probe, | ||
51 | .remove = __exit_p(tlv320aic23_i2c_remove), | ||
52 | .id_table = tlv320aic23_id, | ||
53 | }; | ||
54 | |||
55 | module_i2c_driver(tlv320aic23_i2c_driver); | ||
56 | |||
57 | MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver I2C"); | ||
58 | MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>"); | ||
59 | MODULE_LICENSE("GPL"); | ||