1/*
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.
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
26static 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
41static struct snd_soc_dai_driver ad73311_dai = {
42	.name = "ad73311-hifi",
43	.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};
56
57static 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};
63
64static int ad73311_probe(struct platform_device *pdev)
65{
66	return snd_soc_register_codec(&pdev->dev,
67			&soc_codec_dev_ad73311, &ad73311_dai, 1);
68}
69
70static int ad73311_remove(struct platform_device *pdev)
71{
72	snd_soc_unregister_codec(&pdev->dev);
73	return 0;
74}
75
76static struct platform_driver ad73311_codec_driver = {
77	.driver = {
78			.name = "ad73311",
79	},
80
81	.probe = ad73311_probe,
82	.remove = ad73311_remove,
83};
84
85module_platform_driver(ad73311_codec_driver);
86
87MODULE_DESCRIPTION("ASoC ad73311 driver");
88MODULE_AUTHOR("Cliff Cai ");
89MODULE_LICENSE("GPL");
90