Merge tag 'v5.15.57' into rpi-5.15.y
[platform/kernel/linux-rpi.git] / sound / soc / codecs / pcm1794a.c
1 /*
2  * Driver for the PCM1794A codec
3  *
4  * Author:      Florian Meier <florian.meier@koalo.de>
5  *              Copyright 2013
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * version 2 as published by the Free Software Foundation.
10  *
11  * This program is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * General Public License for more details.
15  */
16
17
18 #include <linux/init.h>
19 #include <linux/module.h>
20 #include <linux/platform_device.h>
21
22 #include <sound/soc.h>
23
24 static struct snd_soc_dai_driver pcm1794a_dai = {
25         .name = "pcm1794a-hifi",
26         .playback = {
27                 .channels_min = 2,
28                 .channels_max = 2,
29                 .rates = SNDRV_PCM_RATE_8000_192000,
30                 .formats = SNDRV_PCM_FMTBIT_S16_LE |
31                            SNDRV_PCM_FMTBIT_S24_LE
32         },
33 };
34
35 static struct snd_soc_component_driver soc_component_dev_pcm1794a;
36
37 static int pcm1794a_probe(struct platform_device *pdev)
38 {
39         return snd_soc_register_component(&pdev->dev, &soc_component_dev_pcm1794a,
40                         &pcm1794a_dai, 1);
41 }
42
43 static int pcm1794a_remove(struct platform_device *pdev)
44 {
45         snd_soc_unregister_component(&pdev->dev);
46         return 0;
47 }
48
49 static const struct of_device_id pcm1794a_of_match[] = {
50         { .compatible = "ti,pcm1794a", },
51         { }
52 };
53 MODULE_DEVICE_TABLE(of, pcm1794a_of_match);
54
55 static struct platform_driver pcm1794a_component_driver = {
56         .probe          = pcm1794a_probe,
57         .remove         = pcm1794a_remove,
58         .driver         = {
59                 .name   = "pcm1794a-codec",
60                 .owner  = THIS_MODULE,
61                 .of_match_table = of_match_ptr(pcm1794a_of_match),
62         },
63 };
64
65 module_platform_driver(pcm1794a_component_driver);
66
67 MODULE_DESCRIPTION("ASoC PCM1794A codec driver");
68 MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
69 MODULE_LICENSE("GPL v2");