xref: /linux/sound/soc/codecs/pcm5102a.c (revision 4f2c0a4acffbec01079c28f839422e64ddeff004)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Driver for the PCM5102A codec
4  *
5  * Author:	Florian Meier <florian.meier@koalo.de>
6  *		Copyright 2013
7  */
8 
9 #include <linux/init.h>
10 #include <linux/module.h>
11 #include <linux/platform_device.h>
12 
13 #include <sound/soc.h>
14 
15 static struct snd_soc_dai_driver pcm5102a_dai = {
16 	.name = "pcm5102a-hifi",
17 	.playback = {
18 		.channels_min = 2,
19 		.channels_max = 2,
20 		.rates = SNDRV_PCM_RATE_8000_384000,
21 		.formats = SNDRV_PCM_FMTBIT_S16_LE |
22 			   SNDRV_PCM_FMTBIT_S24_LE |
23 			   SNDRV_PCM_FMTBIT_S32_LE
24 	},
25 };
26 
27 static struct snd_soc_component_driver soc_component_dev_pcm5102a = {
28 	.idle_bias_on		= 1,
29 	.use_pmdown_time	= 1,
30 	.endianness		= 1,
31 };
32 
pcm5102a_probe(struct platform_device * pdev)33 static int pcm5102a_probe(struct platform_device *pdev)
34 {
35 	return devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_pcm5102a,
36 			&pcm5102a_dai, 1);
37 }
38 
39 static const struct of_device_id pcm5102a_of_match[] = {
40 	{ .compatible = "ti,pcm5102a", },
41 	{ }
42 };
43 MODULE_DEVICE_TABLE(of, pcm5102a_of_match);
44 
45 static struct platform_driver pcm5102a_codec_driver = {
46 	.probe		= pcm5102a_probe,
47 	.driver		= {
48 		.name	= "pcm5102a-codec",
49 		.of_match_table = pcm5102a_of_match,
50 	},
51 };
52 
53 module_platform_driver(pcm5102a_codec_driver);
54 
55 MODULE_DESCRIPTION("ASoC PCM5102A codec driver");
56 MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
57 MODULE_LICENSE("GPL v2");
58