linux-sg2042/sound/soc/codecs/tlv320aic23-spi.c

56 lines
1.3 KiB
C

/*
* ALSA SoC TLV320AIC23 codec driver SPI interface
*
* Author: Arun KS, <arunks@mistralsolutions.com>
* Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,
*
* Based on sound/soc/codecs/wm8731.c by Richard Purdie
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/regmap.h>
#include <linux/spi/spi.h>
#include <sound/soc.h>
#include "tlv320aic23.h"
static int aic23_spi_probe(struct spi_device *spi)
{
int ret;
struct regmap *regmap;
dev_dbg(&spi->dev, "probing tlv320aic23 spi device\n");
spi->mode = SPI_MODE_0;
ret = spi_setup(spi);
if (ret < 0)
return ret;
regmap = devm_regmap_init_spi(spi, &tlv320aic23_regmap);
return tlv320aic23_probe(&spi->dev, regmap);
}
static int aic23_spi_remove(struct spi_device *spi)
{
snd_soc_unregister_codec(&spi->dev);
return 0;
}
static struct spi_driver aic23_spi = {
.driver = {
.name = "tlv320aic23",
},
.probe = aic23_spi_probe,
.remove = aic23_spi_remove,
};
module_spi_driver(aic23_spi);
MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver SPI");
MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
MODULE_LICENSE("GPL");