1 /* 2 * Driver for the PCM5102A 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 #include <linux/init.h> 18 #include <linux/module.h> 19 #include <linux/platform_device.h> 20 21 #include <sound/soc.h> 22 23 static struct snd_soc_dai_driver pcm5102a_dai = { 24 .name = "pcm5102a-hifi", 25 .playback = { 26 .channels_min = 2, 27 .channels_max = 2, 28 .rates = SNDRV_PCM_RATE_8000_192000, 29 .formats = SNDRV_PCM_FMTBIT_S16_LE | 30 SNDRV_PCM_FMTBIT_S24_LE | 31 SNDRV_PCM_FMTBIT_S32_LE 32 }, 33 }; 34 35 static struct snd_soc_component_driver soc_component_dev_pcm5102a = { 36 .idle_bias_on = 1, 37 .use_pmdown_time = 1, 38 .endianness = 1, 39 .non_legacy_dai_naming = 1, 40 }; 41 42 static int pcm5102a_probe(struct platform_device *pdev) 43 { 44 return devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_pcm5102a, 45 &pcm5102a_dai, 1); 46 } 47 48 static const struct of_device_id pcm5102a_of_match[] = { 49 { .compatible = "ti,pcm5102a", }, 50 { } 51 }; 52 MODULE_DEVICE_TABLE(of, pcm5102a_of_match); 53 54 static struct platform_driver pcm5102a_codec_driver = { 55 .probe = pcm5102a_probe, 56 .driver = { 57 .name = "pcm5102a-codec", 58 .of_match_table = pcm5102a_of_match, 59 }, 60 }; 61 62 module_platform_driver(pcm5102a_codec_driver); 63 64 MODULE_DESCRIPTION("ASoC PCM5102A codec driver"); 65 MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>"); 66 MODULE_LICENSE("GPL v2"); 67