Merge tag 'amd-drm-fixes-5.11-2020-12-16' of git://people.freedesktop.org/~agd5f...
[linux-2.6-microblaze.git] / sound / soc / codecs / ad73311.c
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * ad73311.c  --  ALSA Soc AD73311 codec support
4  *
5  * Copyright:   Analog Devices Inc.
6  * Author:      Cliff Cai <cliff.cai@analog.com>
7  */
8
9 #include <linux/init.h>
10 #include <linux/slab.h>
11 #include <linux/module.h>
12 #include <linux/kernel.h>
13 #include <linux/device.h>
14 #include <sound/core.h>
15 #include <sound/pcm.h>
16 #include <sound/ac97_codec.h>
17 #include <sound/initval.h>
18 #include <sound/soc.h>
19
20 #include "ad73311.h"
21
22 static const struct snd_soc_dapm_widget ad73311_dapm_widgets[] = {
23 SND_SOC_DAPM_INPUT("VINP"),
24 SND_SOC_DAPM_INPUT("VINN"),
25 SND_SOC_DAPM_OUTPUT("VOUTN"),
26 SND_SOC_DAPM_OUTPUT("VOUTP"),
27 };
28
29 static const struct snd_soc_dapm_route ad73311_dapm_routes[] = {
30         { "Capture", NULL, "VINP" },
31         { "Capture", NULL, "VINN" },
32
33         { "VOUTN", NULL, "Playback" },
34         { "VOUTP", NULL, "Playback" },
35 };
36
37 static struct snd_soc_dai_driver ad73311_dai = {
38         .name = "ad73311-hifi",
39         .playback = {
40                 .stream_name = "Playback",
41                 .channels_min = 1,
42                 .channels_max = 1,
43                 .rates = SNDRV_PCM_RATE_8000,
44                 .formats = SNDRV_PCM_FMTBIT_S16_LE, },
45         .capture = {
46                 .stream_name = "Capture",
47                 .channels_min = 1,
48                 .channels_max = 1,
49                 .rates = SNDRV_PCM_RATE_8000,
50                 .formats = SNDRV_PCM_FMTBIT_S16_LE, },
51 };
52
53 static const struct snd_soc_component_driver soc_component_dev_ad73311 = {
54         .dapm_widgets           = ad73311_dapm_widgets,
55         .num_dapm_widgets       = ARRAY_SIZE(ad73311_dapm_widgets),
56         .dapm_routes            = ad73311_dapm_routes,
57         .num_dapm_routes        = ARRAY_SIZE(ad73311_dapm_routes),
58         .idle_bias_on           = 1,
59         .use_pmdown_time        = 1,
60         .endianness             = 1,
61         .non_legacy_dai_naming  = 1,
62 };
63
64 static int ad73311_probe(struct platform_device *pdev)
65 {
66         return devm_snd_soc_register_component(&pdev->dev,
67                         &soc_component_dev_ad73311, &ad73311_dai, 1);
68 }
69
70 static struct platform_driver ad73311_codec_driver = {
71         .driver = {
72                         .name = "ad73311",
73         },
74
75         .probe = ad73311_probe,
76 };
77
78 module_platform_driver(ad73311_codec_driver);
79
80 MODULE_DESCRIPTION("ASoC ad73311 driver");
81 MODULE_AUTHOR("Cliff Cai ");
82 MODULE_LICENSE("GPL");