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-rw-r--r--sound/soc/codecs/tlv320aic23-spi.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/sound/soc/codecs/tlv320aic23-spi.c b/sound/soc/codecs/tlv320aic23-spi.c
new file mode 100644
index 000000000000..585aea436c6a
--- /dev/null
+++ b/sound/soc/codecs/tlv320aic23-spi.c
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1/*
2 * ALSA SoC TLV320AIC23 codec driver SPI interface
3 *
4 * Author: Arun KS, <arunks@mistralsolutions.com>
5 * Copyright: (C) 2008 Mistral Solutions Pvt Ltd.,
6 *
7 * Based on sound/soc/codecs/wm8731.c by Richard Purdie
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14#include <linux/module.h>
15#include <linux/regmap.h>
16#include <linux/spi/spi.h>
17#include <sound/soc.h>
18
19#include "tlv320aic23.h"
20
21static int aic23_spi_probe(struct spi_device *spi)
22{
23 int ret;
24 struct regmap *regmap;
25
26 dev_dbg(&spi->dev, "probing tlv320aic23 spi device\n");
27
28 spi->bits_per_word = 16;
29 spi->mode = SPI_MODE_0;
30 ret = spi_setup(spi);
31 if (ret < 0)
32 return ret;
33
34 regmap = devm_regmap_init_spi(spi, &tlv320aic23_regmap);
35 return tlv320aic23_probe(&spi->dev, regmap);
36}
37
38static int aic23_spi_remove(struct spi_device *spi)
39{
40 snd_soc_unregister_codec(&spi->dev);
41 return 0;
42}
43
44static struct spi_driver aic23_spi = {
45 .driver = {
46 .name = "tlv320aic23",
47 .owner = THIS_MODULE,
48 },
49 .probe = aic23_spi_probe,
50 .remove = aic23_spi_remove,
51};
52
53module_spi_driver(aic23_spi);
54
55MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver SPI");
56MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>");
57MODULE_LICENSE("GPL");