1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Driver for ADAU1381/ADAU1781 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 "adau1781.h"
16
17 static const struct i2c_device_id adau1781_i2c_ids[];
18
adau1781_i2c_probe(struct i2c_client * client)19 static int adau1781_i2c_probe(struct i2c_client *client)
20 {
21 struct regmap_config config;
22 const struct i2c_device_id *id = i2c_match_id(adau1781_i2c_ids, client);
23
24 config = adau1781_regmap_config;
25 config.val_bits = 8;
26 config.reg_bits = 16;
27
28 return adau1781_probe(&client->dev,
29 devm_regmap_init_i2c(client, &config),
30 id->driver_data, NULL);
31 }
32
adau1781_i2c_remove(struct i2c_client * client)33 static void adau1781_i2c_remove(struct i2c_client *client)
34 {
35 adau17x1_remove(&client->dev);
36 }
37
38 static const struct i2c_device_id adau1781_i2c_ids[] = {
39 { "adau1381", ADAU1381 },
40 { "adau1781", ADAU1781 },
41 { }
42 };
43 MODULE_DEVICE_TABLE(i2c, adau1781_i2c_ids);
44
45 #if defined(CONFIG_OF)
46 static const struct of_device_id adau1781_i2c_dt_ids[] = {
47 { .compatible = "adi,adau1381", },
48 { .compatible = "adi,adau1781", },
49 { },
50 };
51 MODULE_DEVICE_TABLE(of, adau1781_i2c_dt_ids);
52 #endif
53
54 static struct i2c_driver adau1781_i2c_driver = {
55 .driver = {
56 .name = "adau1781",
57 .of_match_table = of_match_ptr(adau1781_i2c_dt_ids),
58 },
59 .probe = adau1781_i2c_probe,
60 .remove = adau1781_i2c_remove,
61 .id_table = adau1781_i2c_ids,
62 };
63 module_i2c_driver(adau1781_i2c_driver);
64
65 MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 CODEC I2C driver");
66 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
67 MODULE_LICENSE("GPL");
68