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linux-zen-desktop/sound/soc/mediatek/mt6797/mt6797-mt6351.c

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// SPDX-License-Identifier: GPL-2.0
//
// mt6797-mt6351.c -- MT6797 MT6351 ALSA SoC machine driver
//
// Copyright (c) 2018 MediaTek Inc.
// Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com>
#include <linux/module.h>
#include <sound/soc.h>
#include "mt6797-afe-common.h"
SND_SOC_DAILINK_DEFS(playback_1,
DAILINK_COMP_ARRAY(COMP_CPU("DL1")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(playback_2,
DAILINK_COMP_ARRAY(COMP_CPU("DL2")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(playback_3,
DAILINK_COMP_ARRAY(COMP_CPU("DL3")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(capture_1,
DAILINK_COMP_ARRAY(COMP_CPU("UL1")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(capture_2,
DAILINK_COMP_ARRAY(COMP_CPU("UL2")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(capture_3,
DAILINK_COMP_ARRAY(COMP_CPU("UL3")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(capture_mono_1,
DAILINK_COMP_ARRAY(COMP_CPU("UL_MONO_1")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(hostless_lpbk,
DAILINK_COMP_ARRAY(COMP_CPU("Hostless LPBK DAI")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(hostless_speech,
DAILINK_COMP_ARRAY(COMP_CPU("Hostless Speech DAI")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(primary_codec,
DAILINK_COMP_ARRAY(COMP_CPU("ADDA")),
DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "mt6351-snd-codec-aif1")),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(pcm1,
DAILINK_COMP_ARRAY(COMP_CPU("PCM 1")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(pcm2,
DAILINK_COMP_ARRAY(COMP_CPU("PCM 2")),
DAILINK_COMP_ARRAY(COMP_DUMMY()),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
static struct snd_soc_dai_link mt6797_mt6351_dai_links[] = {
/* FE */
{
.name = "Playback_1",
.stream_name = "Playback_1",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
SND_SOC_DAILINK_REG(playback_1),
},
{
.name = "Playback_2",
.stream_name = "Playback_2",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
SND_SOC_DAILINK_REG(playback_2),
},
{
.name = "Playback_3",
.stream_name = "Playback_3",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
SND_SOC_DAILINK_REG(playback_3),
},
{
.name = "Capture_1",
.stream_name = "Capture_1",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
SND_SOC_DAILINK_REG(capture_1),
},
{
.name = "Capture_2",
.stream_name = "Capture_2",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
SND_SOC_DAILINK_REG(capture_2),
},
{
.name = "Capture_3",
.stream_name = "Capture_3",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
SND_SOC_DAILINK_REG(capture_3),
},
{
.name = "Capture_Mono_1",
.stream_name = "Capture_Mono_1",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_capture = 1,
SND_SOC_DAILINK_REG(capture_mono_1),
},
{
.name = "Hostless_LPBK",
.stream_name = "Hostless_LPBK",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ignore_suspend = 1,
SND_SOC_DAILINK_REG(hostless_lpbk),
},
{
.name = "Hostless_Speech",
.stream_name = "Hostless_Speech",
.trigger = {SND_SOC_DPCM_TRIGGER_PRE,
SND_SOC_DPCM_TRIGGER_PRE},
.dynamic = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ignore_suspend = 1,
SND_SOC_DAILINK_REG(hostless_speech),
},
/* BE */
{
.name = "Primary Codec",
.no_pcm = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ignore_suspend = 1,
SND_SOC_DAILINK_REG(primary_codec),
},
{
.name = "PCM 1",
.no_pcm = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ignore_suspend = 1,
SND_SOC_DAILINK_REG(pcm1),
},
{
.name = "PCM 2",
.no_pcm = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ignore_suspend = 1,
SND_SOC_DAILINK_REG(pcm2),
},
};
static struct snd_soc_card mt6797_mt6351_card = {
.name = "mt6797-mt6351",
.owner = THIS_MODULE,
.dai_link = mt6797_mt6351_dai_links,
.num_links = ARRAY_SIZE(mt6797_mt6351_dai_links),
};
static int mt6797_mt6351_dev_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &mt6797_mt6351_card;
struct device_node *platform_node, *codec_node;
struct snd_soc_dai_link *dai_link;
int ret, i;
card->dev = &pdev->dev;
platform_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,platform", 0);
if (!platform_node) {
dev_err(&pdev->dev, "Property 'platform' missing or invalid\n");
return -EINVAL;
}
for_each_card_prelinks(card, i, dai_link) {
if (dai_link->platforms->name)
continue;
dai_link->platforms->of_node = platform_node;
}
codec_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,audio-codec", 0);
if (!codec_node) {
dev_err(&pdev->dev,
"Property 'audio-codec' missing or invalid\n");
ret = -EINVAL;
goto put_platform_node;
}
for_each_card_prelinks(card, i, dai_link) {
if (dai_link->codecs->name)
continue;
dai_link->codecs->of_node = codec_node;
}
ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret)
dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n",
__func__, ret);
of_node_put(codec_node);
put_platform_node:
of_node_put(platform_node);
return ret;
}
#ifdef CONFIG_OF
static const struct of_device_id mt6797_mt6351_dt_match[] = {
{.compatible = "mediatek,mt6797-mt6351-sound",},
{}
};
MODULE_DEVICE_TABLE(of, mt6797_mt6351_dt_match);
#endif
static struct platform_driver mt6797_mt6351_driver = {
.driver = {
.name = "mt6797-mt6351",
#ifdef CONFIG_OF
.of_match_table = mt6797_mt6351_dt_match,
#endif
},
.probe = mt6797_mt6351_dev_probe,
};
module_platform_driver(mt6797_mt6351_driver);
/* Module information */
MODULE_DESCRIPTION("MT6797 MT6351 ALSA SoC machine driver");
MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("mt6797 mt6351 soc card");
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