1 /*
2  * linux/sound/soc/codecs/tlv320aic32x4-i2c.c
3  *
4  * Copyright 2011 NW Digital Radio
5  *
6  * Author: Jeremy McDermond <nh6z@nh6z.net>
7  *
8  * Based on sound/soc/codecs/wm8974 and TI driver for kernel 2.6.27.
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  */
20 
21 #include <linux/i2c.h>
22 #include <linux/module.h>
23 #include <linux/of.h>
24 #include <linux/regmap.h>
25 #include <sound/soc.h>
26 
27 #include "tlv320aic32x4.h"
28 
29 static int aic32x4_i2c_probe(struct i2c_client *i2c,
30 			     const struct i2c_device_id *id)
31 {
32 	struct regmap *regmap;
33 	struct regmap_config config;
34 
35 	config = aic32x4_regmap_config;
36 	config.reg_bits = 8;
37 	config.val_bits = 8;
38 
39 	regmap = devm_regmap_init_i2c(i2c, &config);
40 	return aic32x4_probe(&i2c->dev, regmap);
41 }
42 
43 static int aic32x4_i2c_remove(struct i2c_client *i2c)
44 {
45 	return aic32x4_remove(&i2c->dev);
46 }
47 
48 static const struct i2c_device_id aic32x4_i2c_id[] = {
49 	{ "tlv320aic32x4", 0 },
50 	{ "tlv320aic32x6", 1 },
51 	{ /* sentinel */ }
52 };
53 MODULE_DEVICE_TABLE(i2c, aic32x4_i2c_id);
54 
55 static const struct of_device_id aic32x4_of_id[] = {
56 	{ .compatible = "ti,tlv320aic32x4", },
57 	{ .compatible = "ti,tlv320aic32x6", },
58 	{ /* senitel */ }
59 };
60 MODULE_DEVICE_TABLE(of, aic32x4_of_id);
61 
62 static struct i2c_driver aic32x4_i2c_driver = {
63 	.driver = {
64 		.name = "tlv320aic32x4",
65 		.of_match_table = aic32x4_of_id,
66 	},
67 	.probe =    aic32x4_i2c_probe,
68 	.remove =   aic32x4_i2c_remove,
69 	.id_table = aic32x4_i2c_id,
70 };
71 
72 module_i2c_driver(aic32x4_i2c_driver);
73 
74 MODULE_DESCRIPTION("ASoC TLV320AIC32x4 codec driver I2C");
75 MODULE_AUTHOR("Jeremy McDermond <nh6z@nh6z.net>");
76 MODULE_LICENSE("GPL");
77