diff options
Diffstat (limited to '')
-rw-r--r-- | sound/soc/mediatek/mt6797/mt6797-mt6351.c | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/sound/soc/mediatek/mt6797/mt6797-mt6351.c b/sound/soc/mediatek/mt6797/mt6797-mt6351.c new file mode 100644 index 000000000..d2f6213a6 --- /dev/null +++ b/sound/soc/mediatek/mt6797/mt6797-mt6351.c @@ -0,0 +1,264 @@ +// 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",}, + {} +}; +#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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