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
17static const struct i2c_device_id adau1781_i2c_ids[];
18
19static int adau1781_i2c_probe(struct i2c_client *client)
20{
21 struct regmap_config config;
22 const struct i2c_device_id *id = i2c_match_id(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(dev: &client->dev,
29 devm_regmap_init_i2c(client, &config),
30 type: id->driver_data, NULL);
31}
32
33static void adau1781_i2c_remove(struct i2c_client *client)
34{
35 adau17x1_remove(dev: &client->dev);
36}
37
38static const struct i2c_device_id adau1781_i2c_ids[] = {
39 { "adau1381", ADAU1381 },
40 { "adau1781", ADAU1781 },
41 { }
42};
43MODULE_DEVICE_TABLE(i2c, adau1781_i2c_ids);
44
45#if defined(CONFIG_OF)
46static const struct of_device_id adau1781_i2c_dt_ids[] = {
47 { .compatible = "adi,adau1381", },
48 { .compatible = "adi,adau1781", },
49 { },
50};
51MODULE_DEVICE_TABLE(of, adau1781_i2c_dt_ids);
52#endif
53
54static 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};
63module_i2c_driver(adau1781_i2c_driver);
64
65MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 CODEC I2C driver");
66MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
67MODULE_LICENSE("GPL");
68

source code of linux/sound/soc/codecs/adau1781-i2c.c