xref: /OK3568_Linux_fs/kernel/sound/soc/codecs/pcm186x-i2c.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Texas Instruments PCM186x Universal Audio ADC - I2C
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com
6*4882a593Smuzhiyun  *	Andreas Dannenberg <dannenberg@ti.com>
7*4882a593Smuzhiyun  *	Andrew F. Davis <afd@ti.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <linux/init.h>
11*4882a593Smuzhiyun #include <linux/module.h>
12*4882a593Smuzhiyun #include <linux/i2c.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include "pcm186x.h"
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun static const struct of_device_id pcm186x_of_match[] = {
17*4882a593Smuzhiyun 	{ .compatible = "ti,pcm1862", .data = (void *)PCM1862 },
18*4882a593Smuzhiyun 	{ .compatible = "ti,pcm1863", .data = (void *)PCM1863 },
19*4882a593Smuzhiyun 	{ .compatible = "ti,pcm1864", .data = (void *)PCM1864 },
20*4882a593Smuzhiyun 	{ .compatible = "ti,pcm1865", .data = (void *)PCM1865 },
21*4882a593Smuzhiyun 	{ }
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun MODULE_DEVICE_TABLE(of, pcm186x_of_match);
24*4882a593Smuzhiyun 
pcm186x_i2c_probe(struct i2c_client * i2c,const struct i2c_device_id * id)25*4882a593Smuzhiyun static int pcm186x_i2c_probe(struct i2c_client *i2c,
26*4882a593Smuzhiyun 			     const struct i2c_device_id *id)
27*4882a593Smuzhiyun {
28*4882a593Smuzhiyun 	const enum pcm186x_type type = (enum pcm186x_type)id->driver_data;
29*4882a593Smuzhiyun 	int irq = i2c->irq;
30*4882a593Smuzhiyun 	struct regmap *regmap;
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun 	regmap = devm_regmap_init_i2c(i2c, &pcm186x_regmap);
33*4882a593Smuzhiyun 	if (IS_ERR(regmap))
34*4882a593Smuzhiyun 		return PTR_ERR(regmap);
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun 	return pcm186x_probe(&i2c->dev, type, irq, regmap);
37*4882a593Smuzhiyun }
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun static const struct i2c_device_id pcm186x_i2c_id[] = {
40*4882a593Smuzhiyun 	{ "pcm1862", PCM1862 },
41*4882a593Smuzhiyun 	{ "pcm1863", PCM1863 },
42*4882a593Smuzhiyun 	{ "pcm1864", PCM1864 },
43*4882a593Smuzhiyun 	{ "pcm1865", PCM1865 },
44*4882a593Smuzhiyun 	{ }
45*4882a593Smuzhiyun };
46*4882a593Smuzhiyun MODULE_DEVICE_TABLE(i2c, pcm186x_i2c_id);
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun static struct i2c_driver pcm186x_i2c_driver = {
49*4882a593Smuzhiyun 	.probe		= pcm186x_i2c_probe,
50*4882a593Smuzhiyun 	.id_table	= pcm186x_i2c_id,
51*4882a593Smuzhiyun 	.driver		= {
52*4882a593Smuzhiyun 		.name	= "pcm186x",
53*4882a593Smuzhiyun 		.of_match_table = pcm186x_of_match,
54*4882a593Smuzhiyun 	},
55*4882a593Smuzhiyun };
56*4882a593Smuzhiyun module_i2c_driver(pcm186x_i2c_driver);
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun MODULE_AUTHOR("Andreas Dannenberg <dannenberg@ti.com>");
59*4882a593Smuzhiyun MODULE_AUTHOR("Andrew F. Davis <afd@ti.com>");
60*4882a593Smuzhiyun MODULE_DESCRIPTION("PCM186x Universal Audio ADC I2C Interface Driver");
61*4882a593Smuzhiyun MODULE_LICENSE("GPL v2");
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