1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * SSM2602/SSM2603/SSM2604 I2C audio driver
4 *
5 * Copyright 2014 Analog Devices Inc.
6 */
7
8#include <linux/module.h>
9#include <linux/i2c.h>
10#include <linux/regmap.h>
11
12#include <sound/soc.h>
13
14#include "ssm2602.h"
15
16static const struct i2c_device_id ssm2602_i2c_id[];
17
18/*
19 * ssm2602 2 wire address is determined by GPIO5
20 * state during powerup.
21 *    low  = 0x1a
22 *    high = 0x1b
23 */
24static int ssm2602_i2c_probe(struct i2c_client *client)
25{
26	const struct i2c_device_id *id = i2c_match_id(ssm2602_i2c_id, client);
27	return ssm2602_probe(&client->dev, id->driver_data,
28		devm_regmap_init_i2c(client, &ssm2602_regmap_config));
29}
30
31static const struct i2c_device_id ssm2602_i2c_id[] = {
32	{ "ssm2602", SSM2602 },
33	{ "ssm2603", SSM2602 },
34	{ "ssm2604", SSM2604 },
35	{ }
36};
37MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
38
39static const struct of_device_id ssm2602_of_match[] = {
40	{ .compatible = "adi,ssm2602", },
41	{ .compatible = "adi,ssm2603", },
42	{ .compatible = "adi,ssm2604", },
43	{ }
44};
45MODULE_DEVICE_TABLE(of, ssm2602_of_match);
46
47static struct i2c_driver ssm2602_i2c_driver = {
48	.driver = {
49		.name = "ssm2602",
50		.of_match_table = ssm2602_of_match,
51	},
52	.probe = ssm2602_i2c_probe,
53	.id_table = ssm2602_i2c_id,
54};
55module_i2c_driver(ssm2602_i2c_driver);
56
57MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver");
58MODULE_AUTHOR("Cliff Cai");
59MODULE_LICENSE("GPL");
60