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