xref: /openbmc/linux/sound/soc/codecs/adau1761-i2c.c (revision f71a261a)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Driver for ADAU1361/ADAU1461/ADAU1761/ADAU1961 codec
4  *
5  * Copyright 2014 Analog Devices Inc.
6  *  Author: Lars-Peter Clausen <lars@metafoo.de>
7  */
8 
9 #include <linux/i2c.h>
10 #include <linux/mod_devicetable.h>
11 #include <linux/module.h>
12 #include <linux/regmap.h>
13 #include <sound/soc.h>
14 
15 #include "adau1761.h"
16 
17 static const struct i2c_device_id adau1761_i2c_ids[];
18 
19 static int adau1761_i2c_probe(struct i2c_client *client)
20 {
21 	struct regmap_config config;
22 	const struct i2c_device_id *id = i2c_match_id(adau1761_i2c_ids, client);
23 
24 	config = adau1761_regmap_config;
25 	config.val_bits = 8;
26 	config.reg_bits = 16;
27 
28 	return adau1761_probe(&client->dev,
29 		devm_regmap_init_i2c(client, &config),
30 		id->driver_data, NULL);
31 }
32 
33 static int adau1761_i2c_remove(struct i2c_client *client)
34 {
35 	adau17x1_remove(&client->dev);
36 	return 0;
37 }
38 
39 static const struct i2c_device_id adau1761_i2c_ids[] = {
40 	{ "adau1361", ADAU1361 },
41 	{ "adau1461", ADAU1761 },
42 	{ "adau1761", ADAU1761 },
43 	{ "adau1961", ADAU1361 },
44 	{ }
45 };
46 MODULE_DEVICE_TABLE(i2c, adau1761_i2c_ids);
47 
48 #if defined(CONFIG_OF)
49 static const struct of_device_id adau1761_i2c_dt_ids[] = {
50 	{ .compatible = "adi,adau1361", },
51 	{ .compatible = "adi,adau1461", },
52 	{ .compatible = "adi,adau1761", },
53 	{ .compatible = "adi,adau1961", },
54 	{ },
55 };
56 MODULE_DEVICE_TABLE(of, adau1761_i2c_dt_ids);
57 #endif
58 
59 static struct i2c_driver adau1761_i2c_driver = {
60 	.driver = {
61 		.name = "adau1761",
62 		.of_match_table = of_match_ptr(adau1761_i2c_dt_ids),
63 	},
64 	.probe_new = adau1761_i2c_probe,
65 	.remove = adau1761_i2c_remove,
66 	.id_table = adau1761_i2c_ids,
67 };
68 module_i2c_driver(adau1761_i2c_driver);
69 
70 MODULE_DESCRIPTION("ASoC ADAU1361/ADAU1461/ADAU1761/ADAU1961 CODEC I2C driver");
71 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
72 MODULE_LICENSE("GPL");
73