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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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717f163317
ALSA SoC is now supporting "no Platform". Sound card doesn't need to select "CPU component" as "Platform" anymore if it doesn't need special Platform. This patch removes such settings. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Mark Brown <broonie@kernel.org>
155 lines
3.9 KiB
C
155 lines
3.9 KiB
C
/*
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* Copyright (C) 2014 Marvell
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*
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* Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/interrupt.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include <sound/soc.h>
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#include <linux/of.h>
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#include <linux/platform_data/asoc-kirkwood.h>
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#include "../codecs/cs42l51.h"
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static int a370db_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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unsigned int freq;
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switch (params_rate(params)) {
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default:
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case 44100:
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freq = 11289600;
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break;
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case 48000:
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freq = 12288000;
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break;
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case 96000:
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freq = 24576000;
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break;
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}
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return snd_soc_dai_set_sysclk(codec_dai, 0, freq, SND_SOC_CLOCK_IN);
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}
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static const struct snd_soc_ops a370db_ops = {
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.hw_params = a370db_hw_params,
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};
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static const struct snd_soc_dapm_widget a370db_dapm_widgets[] = {
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SND_SOC_DAPM_HP("Out Jack", NULL),
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SND_SOC_DAPM_LINE("In Jack", NULL),
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};
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static const struct snd_soc_dapm_route a370db_route[] = {
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{ "Out Jack", NULL, "HPL" },
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{ "Out Jack", NULL, "HPR" },
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{ "AIN1L", NULL, "In Jack" },
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{ "AIN1L", NULL, "In Jack" },
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};
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SND_SOC_DAILINK_DEFS(analog,
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DAILINK_COMP_ARRAY(COMP_CPU("i2s")),
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DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "cs42l51-hifi")));
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SND_SOC_DAILINK_DEFS(spdif_out,
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DAILINK_COMP_ARRAY(COMP_CPU("spdif")),
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DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "dit-hifi")));
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SND_SOC_DAILINK_DEFS(spdif_in,
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DAILINK_COMP_ARRAY(COMP_CPU("spdif")),
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DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "dir-hifi")));
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static struct snd_soc_dai_link a370db_dai[] = {
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{
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.name = "CS42L51",
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.stream_name = "analog",
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
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.ops = &a370db_ops,
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SND_SOC_DAILINK_REG(analog),
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},
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{
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.name = "S/PDIF out",
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.stream_name = "spdif-out",
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
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SND_SOC_DAILINK_REG(spdif_out),
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},
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{
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.name = "S/PDIF in",
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.stream_name = "spdif-in",
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
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SND_SOC_DAILINK_REG(spdif_in),
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},
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};
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static struct snd_soc_card a370db = {
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.name = "a370db",
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.owner = THIS_MODULE,
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.dai_link = a370db_dai,
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.num_links = ARRAY_SIZE(a370db_dai),
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.dapm_widgets = a370db_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(a370db_dapm_widgets),
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.dapm_routes = a370db_route,
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.num_dapm_routes = ARRAY_SIZE(a370db_route),
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};
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static int a370db_probe(struct platform_device *pdev)
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{
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struct snd_soc_card *card = &a370db;
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card->dev = &pdev->dev;
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a370db_dai[0].cpus->of_node =
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of_parse_phandle(pdev->dev.of_node,
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"marvell,audio-controller", 0);
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a370db_dai[0].codecs->of_node =
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of_parse_phandle(pdev->dev.of_node,
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"marvell,audio-codec", 0);
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a370db_dai[1].cpus->of_node = a370db_dai[0].cpus->of_node;
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a370db_dai[1].codecs->of_node =
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of_parse_phandle(pdev->dev.of_node,
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"marvell,audio-codec", 1);
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a370db_dai[2].cpus->of_node = a370db_dai[0].cpus->of_node;
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a370db_dai[2].codecs->of_node =
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of_parse_phandle(pdev->dev.of_node,
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"marvell,audio-codec", 2);
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return devm_snd_soc_register_card(card->dev, card);
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}
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static const struct of_device_id a370db_dt_ids[] = {
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{ .compatible = "marvell,a370db-audio" },
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{ },
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};
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MODULE_DEVICE_TABLE(of, a370db_dt_ids);
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static struct platform_driver a370db_driver = {
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.driver = {
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.name = "a370db-audio",
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.of_match_table = of_match_ptr(a370db_dt_ids),
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},
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.probe = a370db_probe,
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};
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module_platform_driver(a370db_driver);
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MODULE_AUTHOR("Thomas Petazzoni <thomas.petazzoni@free-electrons.com>");
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MODULE_DESCRIPTION("ALSA SoC a370db audio client");
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MODULE_LICENSE("GPL");
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MODULE_ALIAS("platform:a370db-audio");
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