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70e3e56e JS |
1 | /* |
2 | * PCM179X ASoC I2C driver | |
3 | * | |
4 | * Copyright (c) Teenage Engineering AB 2016 | |
5 | * | |
6 | * Jacob Siverskog <jacob@teenage.engineering> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License | |
10 | * as published by the Free Software Foundation; either version 2 | |
11 | * of the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | */ | |
18 | ||
19 | #include <linux/module.h> | |
20 | #include <linux/of.h> | |
21 | #include <linux/i2c.h> | |
22 | #include <linux/regmap.h> | |
23 | ||
24 | #include "pcm179x.h" | |
25 | ||
26 | static int pcm179x_i2c_probe(struct i2c_client *client, | |
27 | const struct i2c_device_id *id) | |
28 | { | |
29 | struct regmap *regmap; | |
30 | int ret; | |
31 | ||
32 | regmap = devm_regmap_init_i2c(client, &pcm179x_regmap_config); | |
33 | if (IS_ERR(regmap)) { | |
34 | ret = PTR_ERR(regmap); | |
35 | dev_err(&client->dev, "Failed to allocate regmap: %d\n", ret); | |
36 | return ret; | |
37 | } | |
38 | ||
39 | return pcm179x_common_init(&client->dev, regmap); | |
40 | } | |
41 | ||
42 | static int pcm179x_i2c_remove(struct i2c_client *client) | |
43 | { | |
44 | return pcm179x_common_exit(&client->dev); | |
45 | } | |
46 | ||
47 | static const struct of_device_id pcm179x_of_match[] = { | |
48 | { .compatible = "ti,pcm1792a", }, | |
49 | { } | |
50 | }; | |
51 | MODULE_DEVICE_TABLE(of, pcm179x_of_match); | |
52 | ||
53 | static const struct i2c_device_id pcm179x_i2c_ids[] = { | |
54 | { "pcm179x", 0 }, | |
55 | { } | |
56 | }; | |
57 | MODULE_DEVICE_TABLE(i2c, pcm179x_i2c_ids); | |
58 | ||
59 | static struct i2c_driver pcm179x_i2c_driver = { | |
60 | .driver = { | |
61 | .name = "pcm179x", | |
62 | .of_match_table = of_match_ptr(pcm179x_of_match), | |
63 | }, | |
64 | .id_table = pcm179x_i2c_ids, | |
65 | .probe = pcm179x_i2c_probe, | |
66 | .remove = pcm179x_i2c_remove, | |
67 | }; | |
68 | ||
69 | module_i2c_driver(pcm179x_i2c_driver); | |
70 | ||
71 | MODULE_DESCRIPTION("ASoC PCM179X I2C driver"); | |
72 | MODULE_AUTHOR("Jacob Siverskog <jacob@teenage.engineering>"); | |
73 | MODULE_LICENSE("GPL"); |