xref: /OK3568_Linux_fs/kernel/sound/soc/codecs/wm8804-spi.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * wm8804-spi.c  --  WM8804 S/PDIF transceiver driver - SPI
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright 2015 Cirrus Logic Inc
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Author: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <linux/init.h>
11*4882a593Smuzhiyun #include <linux/module.h>
12*4882a593Smuzhiyun #include <linux/spi/spi.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include "wm8804.h"
15*4882a593Smuzhiyun 
wm8804_spi_probe(struct spi_device * spi)16*4882a593Smuzhiyun static int wm8804_spi_probe(struct spi_device *spi)
17*4882a593Smuzhiyun {
18*4882a593Smuzhiyun 	struct regmap *regmap;
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 	regmap = devm_regmap_init_spi(spi, &wm8804_regmap_config);
21*4882a593Smuzhiyun 	if (IS_ERR(regmap))
22*4882a593Smuzhiyun 		return PTR_ERR(regmap);
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun 	return wm8804_probe(&spi->dev, regmap);
25*4882a593Smuzhiyun }
26*4882a593Smuzhiyun 
wm8804_spi_remove(struct spi_device * spi)27*4882a593Smuzhiyun static int wm8804_spi_remove(struct spi_device *spi)
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun 	wm8804_remove(&spi->dev);
30*4882a593Smuzhiyun 	return 0;
31*4882a593Smuzhiyun }
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun static const struct of_device_id wm8804_of_match[] = {
34*4882a593Smuzhiyun 	{ .compatible = "wlf,wm8804", },
35*4882a593Smuzhiyun 	{ }
36*4882a593Smuzhiyun };
37*4882a593Smuzhiyun MODULE_DEVICE_TABLE(of, wm8804_of_match);
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun static struct spi_driver wm8804_spi_driver = {
40*4882a593Smuzhiyun 	.driver = {
41*4882a593Smuzhiyun 		.name = "wm8804",
42*4882a593Smuzhiyun 		.pm = &wm8804_pm,
43*4882a593Smuzhiyun 		.of_match_table = wm8804_of_match,
44*4882a593Smuzhiyun 	},
45*4882a593Smuzhiyun 	.probe = wm8804_spi_probe,
46*4882a593Smuzhiyun 	.remove = wm8804_spi_remove
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun 
49*4882a593Smuzhiyun module_spi_driver(wm8804_spi_driver);
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun MODULE_DESCRIPTION("ASoC WM8804 driver - SPI");
52*4882a593Smuzhiyun MODULE_AUTHOR("Charles Keepax <ckeepax@opensource.wolfsonmicro.com>");
53*4882a593Smuzhiyun MODULE_LICENSE("GPL");
54