1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * PCM179X ASoC I2C driver
4 *
5 * Copyright (c) Teenage Engineering AB 2016
6 *
7 * Jacob Siverskog <jacob@teenage.engineering>
8 */
9
10 #include <linux/module.h>
11 #include <linux/of.h>
12 #include <linux/i2c.h>
13 #include <linux/regmap.h>
14
15 #include "pcm179x.h"
16
pcm179x_i2c_probe(struct i2c_client * client,const struct i2c_device_id * id)17 static int pcm179x_i2c_probe(struct i2c_client *client,
18 const struct i2c_device_id *id)
19 {
20 struct regmap *regmap;
21 int ret;
22
23 regmap = devm_regmap_init_i2c(client, &pcm179x_regmap_config);
24 if (IS_ERR(regmap)) {
25 ret = PTR_ERR(regmap);
26 dev_err(&client->dev, "Failed to allocate regmap: %d\n", ret);
27 return ret;
28 }
29
30 return pcm179x_common_init(&client->dev, regmap);
31 }
32
33 #ifdef CONFIG_OF
34 static const struct of_device_id pcm179x_of_match[] = {
35 { .compatible = "ti,pcm1792a", },
36 { }
37 };
38 MODULE_DEVICE_TABLE(of, pcm179x_of_match);
39 #endif
40
41 static const struct i2c_device_id pcm179x_i2c_ids[] = {
42 { "pcm179x", 0 },
43 { }
44 };
45 MODULE_DEVICE_TABLE(i2c, pcm179x_i2c_ids);
46
47 static struct i2c_driver pcm179x_i2c_driver = {
48 .driver = {
49 .name = "pcm179x",
50 .of_match_table = of_match_ptr(pcm179x_of_match),
51 },
52 .id_table = pcm179x_i2c_ids,
53 .probe = pcm179x_i2c_probe,
54 };
55
56 module_i2c_driver(pcm179x_i2c_driver);
57
58 MODULE_DESCRIPTION("ASoC PCM179X I2C driver");
59 MODULE_AUTHOR("Jacob Siverskog <jacob@teenage.engineering>");
60 MODULE_LICENSE("GPL");
61