blob: b264da030340da4a7a5c429dbce1bf1c1e4af9f3 [file] [log] [blame]
Axel Linc973b8a2014-10-06 23:09:47 +08001/*
2 * CS4271 I2C audio driver
3 *
4 * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 */
16
17#include <linux/module.h>
18#include <linux/i2c.h>
19#include <linux/regmap.h>
20#include <sound/soc.h>
21#include "cs4271.h"
22
23static int cs4271_i2c_probe(struct i2c_client *client,
24 const struct i2c_device_id *id)
25{
26 struct regmap_config config;
27
28 config = cs4271_regmap_config;
29 config.reg_bits = 8;
30 config.val_bits = 8;
31
32 return cs4271_probe(&client->dev,
33 devm_regmap_init_i2c(client, &config));
34}
35
36static int cs4271_i2c_remove(struct i2c_client *client)
37{
38 snd_soc_unregister_codec(&client->dev);
39 return 0;
40}
41
42static const struct i2c_device_id cs4271_i2c_id[] = {
43 { "cs4271", 0 },
44 { }
45};
46MODULE_DEVICE_TABLE(i2c, cs4271_i2c_id);
47
48static struct i2c_driver cs4271_i2c_driver = {
49 .driver = {
50 .name = "cs4271",
51 .owner = THIS_MODULE,
52 .of_match_table = of_match_ptr(cs4271_dt_ids),
53 },
54 .probe = cs4271_i2c_probe,
55 .remove = cs4271_i2c_remove,
56 .id_table = cs4271_i2c_id,
57};
58module_i2c_driver(cs4271_i2c_driver);
59
60MODULE_DESCRIPTION("ASoC CS4271 I2C Driver");
61MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
62MODULE_LICENSE("GPL");