Linux Kernel  3.7.1
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ad73311.c
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1 /*
2  * ad73311.c -- ALSA Soc AD73311 codec support
3  *
4  * Copyright: Analog Device Inc.
5  * Author: Cliff Cai <[email protected]>
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the
9  * Free Software Foundation; either version 2 of the License, or (at your
10  * option) any later version.
11  */
12 
13 #include <linux/init.h>
14 #include <linux/slab.h>
15 #include <linux/module.h>
16 #include <linux/kernel.h>
17 #include <linux/device.h>
18 #include <sound/core.h>
19 #include <sound/pcm.h>
20 #include <sound/ac97_codec.h>
21 #include <sound/initval.h>
22 #include <sound/soc.h>
23 
24 #include "ad73311.h"
25 
26 static struct snd_soc_dai_driver ad73311_dai = {
27  .name = "ad73311-hifi",
28  .playback = {
29  .stream_name = "Playback",
30  .channels_min = 1,
31  .channels_max = 1,
32  .rates = SNDRV_PCM_RATE_8000,
33  .formats = SNDRV_PCM_FMTBIT_S16_LE, },
34  .capture = {
35  .stream_name = "Capture",
36  .channels_min = 1,
37  .channels_max = 1,
38  .rates = SNDRV_PCM_RATE_8000,
39  .formats = SNDRV_PCM_FMTBIT_S16_LE, },
40 };
41 
42 static struct snd_soc_codec_driver soc_codec_dev_ad73311;
43 
44 static int ad73311_probe(struct platform_device *pdev)
45 {
46  return snd_soc_register_codec(&pdev->dev,
47  &soc_codec_dev_ad73311, &ad73311_dai, 1);
48 }
49 
50 static int __devexit ad73311_remove(struct platform_device *pdev)
51 {
53  return 0;
54 }
55 
56 static struct platform_driver ad73311_codec_driver = {
57  .driver = {
58  .name = "ad73311",
59  .owner = THIS_MODULE,
60  },
61 
62  .probe = ad73311_probe,
63  .remove = __devexit_p(ad73311_remove),
64 };
65 
66 module_platform_driver(ad73311_codec_driver);
67 
68 MODULE_DESCRIPTION("ASoC ad73311 driver");
69 MODULE_AUTHOR("Cliff Cai ");
70 MODULE_LICENSE("GPL");