1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * ALSA SoC TLV320AIC23 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#include <linux/i2c.h>
12#include <linux/module.h>
13#include <linux/of.h>
14#include <linux/regmap.h>
15#include <sound/soc.h>
16
17#include "tlv320aic23.h"
18
19static int tlv320aic23_i2c_probe(struct i2c_client *i2c)
20{
21	struct regmap *regmap;
22
23	if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
24		return -EINVAL;
25
26	regmap = devm_regmap_init_i2c(i2c, &tlv320aic23_regmap);
27	return tlv320aic23_probe(&i2c->dev, regmap);
28}
29
30static const struct i2c_device_id tlv320aic23_id[] = {
31	{"tlv320aic23", 0},
32	{}
33};
34
35MODULE_DEVICE_TABLE(i2c, tlv320aic23_id);
36
37#ifdef CONFIG_OF
38static const struct of_device_id tlv320aic23_of_match[] = {
39	{ .compatible = "ti,tlv320aic23", },
40	{ }
41};
42MODULE_DEVICE_TABLE(of, tlv320aic23_of_match);
43#endif
44
45static struct i2c_driver tlv320aic23_i2c_driver = {
46	.driver = {
47		   .name = "tlv320aic23-codec",
48		   .of_match_table = of_match_ptr(tlv320aic23_of_match),
49		   },
50	.probe = tlv320aic23_i2c_probe,
51	.id_table = tlv320aic23_id,
52};
53
54module_i2c_driver(tlv320aic23_i2c_driver);
55
56MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver I2C");
57MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
58MODULE_LICENSE("GPL");
59