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