1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * SSM2602/SSM2603/SSM2604 I2C audio driver
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright 2014 Analog Devices Inc.
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <linux/module.h>
9*4882a593Smuzhiyun #include <linux/i2c.h>
10*4882a593Smuzhiyun #include <linux/regmap.h>
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #include <sound/soc.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include "ssm2602.h"
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun /*
17*4882a593Smuzhiyun * ssm2602 2 wire address is determined by GPIO5
18*4882a593Smuzhiyun * state during powerup.
19*4882a593Smuzhiyun * low = 0x1a
20*4882a593Smuzhiyun * high = 0x1b
21*4882a593Smuzhiyun */
ssm2602_i2c_probe(struct i2c_client * client,const struct i2c_device_id * id)22*4882a593Smuzhiyun static int ssm2602_i2c_probe(struct i2c_client *client,
23*4882a593Smuzhiyun const struct i2c_device_id *id)
24*4882a593Smuzhiyun {
25*4882a593Smuzhiyun return ssm2602_probe(&client->dev, id->driver_data,
26*4882a593Smuzhiyun devm_regmap_init_i2c(client, &ssm2602_regmap_config));
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun static const struct i2c_device_id ssm2602_i2c_id[] = {
30*4882a593Smuzhiyun { "ssm2602", SSM2602 },
31*4882a593Smuzhiyun { "ssm2603", SSM2602 },
32*4882a593Smuzhiyun { "ssm2604", SSM2604 },
33*4882a593Smuzhiyun { }
34*4882a593Smuzhiyun };
35*4882a593Smuzhiyun MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
36*4882a593Smuzhiyun
37*4882a593Smuzhiyun static const struct of_device_id ssm2602_of_match[] = {
38*4882a593Smuzhiyun { .compatible = "adi,ssm2602", },
39*4882a593Smuzhiyun { .compatible = "adi,ssm2603", },
40*4882a593Smuzhiyun { .compatible = "adi,ssm2604", },
41*4882a593Smuzhiyun { }
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun MODULE_DEVICE_TABLE(of, ssm2602_of_match);
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun static struct i2c_driver ssm2602_i2c_driver = {
46*4882a593Smuzhiyun .driver = {
47*4882a593Smuzhiyun .name = "ssm2602",
48*4882a593Smuzhiyun .of_match_table = ssm2602_of_match,
49*4882a593Smuzhiyun },
50*4882a593Smuzhiyun .probe = ssm2602_i2c_probe,
51*4882a593Smuzhiyun .id_table = ssm2602_i2c_id,
52*4882a593Smuzhiyun };
53*4882a593Smuzhiyun module_i2c_driver(ssm2602_i2c_driver);
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver");
56*4882a593Smuzhiyun MODULE_AUTHOR("Cliff Cai");
57*4882a593Smuzhiyun MODULE_LICENSE("GPL");
58