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)17 static int pcm179x_i2c_probe(struct i2c_client *client)
18 {
19 struct regmap *regmap;
20 int ret;
21
22 regmap = devm_regmap_init_i2c(client, &pcm179x_regmap_config);
23 if (IS_ERR(regmap)) {
24 ret = PTR_ERR(regmap);
25 dev_err(&client->dev, "Failed to allocate regmap: %d\n", ret);
26 return ret;
27 }
28
29 return pcm179x_common_init(&client->dev, regmap);
30 }
31
32 #ifdef CONFIG_OF
33 static const struct of_device_id pcm179x_of_match[] = {
34 { .compatible = "ti,pcm1792a", },
35 { }
36 };
37 MODULE_DEVICE_TABLE(of, pcm179x_of_match);
38 #endif
39
40 static const struct i2c_device_id pcm179x_i2c_ids[] = {
41 { "pcm179x", 0 },
42 { }
43 };
44 MODULE_DEVICE_TABLE(i2c, pcm179x_i2c_ids);
45
46 static struct i2c_driver pcm179x_i2c_driver = {
47 .driver = {
48 .name = "pcm179x",
49 .of_match_table = of_match_ptr(pcm179x_of_match),
50 },
51 .id_table = pcm179x_i2c_ids,
52 .probe_new = pcm179x_i2c_probe,
53 };
54
55 module_i2c_driver(pcm179x_i2c_driver);
56
57 MODULE_DESCRIPTION("ASoC PCM179X I2C driver");
58 MODULE_AUTHOR("Jacob Siverskog <jacob@teenage.engineering>");
59 MODULE_LICENSE("GPL");
60