xref: /OK3568_Linux_fs/kernel/sound/soc/codecs/pcm512x-spi.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Driver for the PCM512x CODECs
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Author:	Mark Brown <broonie@kernel.org>
6*4882a593Smuzhiyun  *		Copyright 2014 Linaro Ltd
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <linux/init.h>
10*4882a593Smuzhiyun #include <linux/module.h>
11*4882a593Smuzhiyun #include <linux/spi/spi.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include "pcm512x.h"
14*4882a593Smuzhiyun 
pcm512x_spi_probe(struct spi_device * spi)15*4882a593Smuzhiyun static int pcm512x_spi_probe(struct spi_device *spi)
16*4882a593Smuzhiyun {
17*4882a593Smuzhiyun 	struct regmap *regmap;
18*4882a593Smuzhiyun 	int ret;
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 	regmap = devm_regmap_init_spi(spi, &pcm512x_regmap);
21*4882a593Smuzhiyun 	if (IS_ERR(regmap)) {
22*4882a593Smuzhiyun 		ret = PTR_ERR(regmap);
23*4882a593Smuzhiyun 		return ret;
24*4882a593Smuzhiyun 	}
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun 	return pcm512x_probe(&spi->dev, regmap);
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun 
pcm512x_spi_remove(struct spi_device * spi)29*4882a593Smuzhiyun static int pcm512x_spi_remove(struct spi_device *spi)
30*4882a593Smuzhiyun {
31*4882a593Smuzhiyun 	pcm512x_remove(&spi->dev);
32*4882a593Smuzhiyun 	return 0;
33*4882a593Smuzhiyun }
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun static const struct spi_device_id pcm512x_spi_id[] = {
36*4882a593Smuzhiyun 	{ "pcm5121", },
37*4882a593Smuzhiyun 	{ "pcm5122", },
38*4882a593Smuzhiyun 	{ "pcm5141", },
39*4882a593Smuzhiyun 	{ "pcm5142", },
40*4882a593Smuzhiyun 	{ },
41*4882a593Smuzhiyun };
42*4882a593Smuzhiyun MODULE_DEVICE_TABLE(spi, pcm512x_spi_id);
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun static const struct of_device_id pcm512x_of_match[] = {
45*4882a593Smuzhiyun 	{ .compatible = "ti,pcm5121", },
46*4882a593Smuzhiyun 	{ .compatible = "ti,pcm5122", },
47*4882a593Smuzhiyun 	{ .compatible = "ti,pcm5141", },
48*4882a593Smuzhiyun 	{ .compatible = "ti,pcm5142", },
49*4882a593Smuzhiyun 	{ }
50*4882a593Smuzhiyun };
51*4882a593Smuzhiyun MODULE_DEVICE_TABLE(of, pcm512x_of_match);
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun static struct spi_driver pcm512x_spi_driver = {
54*4882a593Smuzhiyun 	.probe		= pcm512x_spi_probe,
55*4882a593Smuzhiyun 	.remove		= pcm512x_spi_remove,
56*4882a593Smuzhiyun 	.id_table	= pcm512x_spi_id,
57*4882a593Smuzhiyun 	.driver = {
58*4882a593Smuzhiyun 		.name	= "pcm512x",
59*4882a593Smuzhiyun 		.of_match_table = pcm512x_of_match,
60*4882a593Smuzhiyun 		.pm     = &pcm512x_pm_ops,
61*4882a593Smuzhiyun 	},
62*4882a593Smuzhiyun };
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun module_spi_driver(pcm512x_spi_driver);
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun MODULE_DESCRIPTION("ASoC PCM512x codec driver - SPI");
67*4882a593Smuzhiyun MODULE_AUTHOR("Mark Brown <broonie@kernel.org>");
68*4882a593Smuzhiyun MODULE_LICENSE("GPL v2");
69