xref: /OK3568_Linux_fs/kernel/sound/soc/codecs/tlv320aic23-spi.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * ALSA SoC TLV320AIC23 codec driver SPI interface
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Author:      Arun KS, <arunks@mistralsolutions.com>
6*4882a593Smuzhiyun  * Copyright:   (C) 2008 Mistral Solutions Pvt Ltd.,
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  * Based on sound/soc/codecs/wm8731.c by Richard Purdie
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/module.h>
12*4882a593Smuzhiyun #include <linux/regmap.h>
13*4882a593Smuzhiyun #include <linux/spi/spi.h>
14*4882a593Smuzhiyun #include <sound/soc.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #include "tlv320aic23.h"
17*4882a593Smuzhiyun 
aic23_spi_probe(struct spi_device * spi)18*4882a593Smuzhiyun static int aic23_spi_probe(struct spi_device *spi)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun 	int ret;
21*4882a593Smuzhiyun 	struct regmap *regmap;
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun 	dev_dbg(&spi->dev, "probing tlv320aic23 spi device\n");
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun 	spi->mode = SPI_MODE_0;
26*4882a593Smuzhiyun 	ret = spi_setup(spi);
27*4882a593Smuzhiyun 	if (ret < 0)
28*4882a593Smuzhiyun 		return ret;
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun 	regmap = devm_regmap_init_spi(spi, &tlv320aic23_regmap);
31*4882a593Smuzhiyun 	return tlv320aic23_probe(&spi->dev, regmap);
32*4882a593Smuzhiyun }
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun static struct spi_driver aic23_spi = {
35*4882a593Smuzhiyun 	.driver = {
36*4882a593Smuzhiyun 		.name = "tlv320aic23",
37*4882a593Smuzhiyun 	},
38*4882a593Smuzhiyun 	.probe = aic23_spi_probe,
39*4882a593Smuzhiyun };
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun module_spi_driver(aic23_spi);
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver SPI");
44*4882a593Smuzhiyun MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
45*4882a593Smuzhiyun MODULE_LICENSE("GPL");
46