1 /* SPDX-License-Identifier: GPL-2.0-only
2 *
3 * ALSA SoC TLV320AIC3x codec driver I2C interface
4 *
5 * Author: Arun KS, <arunks@mistralsolutions.com>
6 * Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,
7 *
8 * Based on sound/soc/codecs/wm8731.c by Richard Purdie
9 *
10 */
11
12 #include <linux/i2c.h>
13 #include <linux/module.h>
14 #include <linux/of.h>
15 #include <linux/regmap.h>
16 #include <sound/soc.h>
17
18 #include "tlv320aic3x.h"
19
20 static const struct i2c_device_id aic3x_i2c_id[] = {
21 { "tlv320aic3x", AIC3X_MODEL_3X },
22 { "tlv320aic33", AIC3X_MODEL_33 },
23 { "tlv320aic3007", AIC3X_MODEL_3007 },
24 { "tlv320aic3104", AIC3X_MODEL_3104 },
25 { "tlv320aic3106", AIC3X_MODEL_3106 },
26 { }
27 };
28 MODULE_DEVICE_TABLE(i2c, aic3x_i2c_id);
29
30 static int aic3x_i2c_probe(struct i2c_client *i2c)
31 {
32 struct regmap *regmap;
33 struct regmap_config config;
34 const struct i2c_device_id *id = i2c_match_id(aic3x_i2c_id, i2c);
35
36 config = aic3x_regmap;
37 config.reg_bits = 8;
38 config.val_bits = 8;
39
40 regmap = devm_regmap_init_i2c(i2c, &config);
41 return aic3x_probe(&i2c->dev, regmap, id->driver_data);
42 }
43
44 static void aic3x_i2c_remove(struct i2c_client *i2c)
45 {
46 aic3x_remove(&i2c->dev);
47 }
48
49 static const struct of_device_id aic3x_of_id[] = {
50 { .compatible = "ti,tlv320aic3x", },
51 { .compatible = "ti,tlv320aic33" },
52 { .compatible = "ti,tlv320aic3007" },
53 { .compatible = "ti,tlv320aic3104" },
54 { .compatible = "ti,tlv320aic3106" },
55 {},
56 };
57 MODULE_DEVICE_TABLE(of, aic3x_of_id);
58
59 static struct i2c_driver aic3x_i2c_driver = {
60 .driver = {
61 .name = "tlv320aic3x",
62 .of_match_table = aic3x_of_id,
63 },
64 .probe = aic3x_i2c_probe,
65 .remove = aic3x_i2c_remove,
66 .id_table = aic3x_i2c_id,
67 };
68
69 module_i2c_driver(aic3x_i2c_driver);
70
71 MODULE_DESCRIPTION("ASoC TLV320AIC3x codec driver I2C");
72 MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
73 MODULE_LICENSE("GPL");
74
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