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Cliff Cai0e77e782008-09-27 16:57:26 +08001/*
2 * ad73311.c -- ALSA Soc AD73311 codec support
3 *
4 * Copyright: Analog Device Inc.
5 * Author: Cliff Cai <cliff.cai@analog.com>
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.
Cliff Cai0e77e782008-09-27 16:57:26 +080011 */
12
13#include <linux/init.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090014#include <linux/slab.h>
Cliff Cai0e77e782008-09-27 16:57:26 +080015#include <linux/module.h>
Cliff Cai0e77e782008-09-27 16:57:26 +080016#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
Mark Brown827d22f2013-08-07 17:59:51 +010026static const struct snd_soc_dapm_widget ad73311_dapm_widgets[] = {
27SND_SOC_DAPM_INPUT("VINP"),
28SND_SOC_DAPM_INPUT("VINN"),
29SND_SOC_DAPM_OUTPUT("VOUTN"),
30SND_SOC_DAPM_OUTPUT("VOUTP"),
31};
32
33static const struct snd_soc_dapm_route ad73311_dapm_routes[] = {
34 { "Capture", NULL, "VINP" },
35 { "Capture", NULL, "VINN" },
36
37 { "VOUTN", NULL, "Playback" },
38 { "VOUTP", NULL, "Playback" },
39};
40
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000041static struct snd_soc_dai_driver ad73311_dai = {
42 .name = "ad73311-hifi",
Cliff Cai0e77e782008-09-27 16:57:26 +080043 .playback = {
44 .stream_name = "Playback",
45 .channels_min = 1,
46 .channels_max = 1,
47 .rates = SNDRV_PCM_RATE_8000,
48 .formats = SNDRV_PCM_FMTBIT_S16_LE, },
49 .capture = {
50 .stream_name = "Capture",
51 .channels_min = 1,
52 .channels_max = 1,
53 .rates = SNDRV_PCM_RATE_8000,
54 .formats = SNDRV_PCM_FMTBIT_S16_LE, },
55};
Cliff Cai0e77e782008-09-27 16:57:26 +080056
Mark Brown827d22f2013-08-07 17:59:51 +010057static struct snd_soc_codec_driver soc_codec_dev_ad73311 = {
58 .dapm_widgets = ad73311_dapm_widgets,
59 .num_dapm_widgets = ARRAY_SIZE(ad73311_dapm_widgets),
60 .dapm_routes = ad73311_dapm_routes,
61 .num_dapm_routes = ARRAY_SIZE(ad73311_dapm_routes),
62};
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000063
64static int ad73311_probe(struct platform_device *pdev)
Cliff Cai0e77e782008-09-27 16:57:26 +080065{
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000066 return snd_soc_register_codec(&pdev->dev,
67 &soc_codec_dev_ad73311, &ad73311_dai, 1);
Cliff Cai0e77e782008-09-27 16:57:26 +080068}
69
Bill Pemberton7a79e942012-12-07 09:26:37 -050070static int ad73311_remove(struct platform_device *pdev)
Cliff Cai0e77e782008-09-27 16:57:26 +080071{
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000072 snd_soc_unregister_codec(&pdev->dev);
Cliff Cai0e77e782008-09-27 16:57:26 +080073 return 0;
74}
75
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000076static struct platform_driver ad73311_codec_driver = {
77 .driver = {
Mike Frysinger370fd172011-03-27 00:44:11 -040078 .name = "ad73311",
Liam Girdwoodf0fba2a2010-03-17 20:15:21 +000079 },
80
81 .probe = ad73311_probe,
Bill Pemberton7a79e942012-12-07 09:26:37 -050082 .remove = ad73311_remove,
Cliff Cai0e77e782008-09-27 16:57:26 +080083};
Cliff Cai0e77e782008-09-27 16:57:26 +080084
Mark Brown5bbcc3c2011-11-23 22:52:08 +000085module_platform_driver(ad73311_codec_driver);
Mark Brown64089b82008-12-08 19:17:58 +000086
Cliff Cai0e77e782008-09-27 16:57:26 +080087MODULE_DESCRIPTION("ASoC ad73311 driver");
88MODULE_AUTHOR("Cliff Cai ");
89MODULE_LICENSE("GPL");