From 390ebb24b3c3a95e109c28e14c2ec9fe3f0f8aaa Mon Sep 17 00:00:00 2001 From: =?utf8?q?N=C3=ADcolas=20F=2E=20R=2E=20A=2E=20Prado?= Date: Tue, 25 Feb 2025 11:33:51 -0300 Subject: [PATCH] ASoC: mediatek: mt8188-mt6359: Add DMIC support MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add the DMIC backend, which connects to the DMIC DAI in the platform driver, as well as a "AP DMIC" mic widget. On the Genio 700 EVK board the dual DMIC on-board are wired through that DMIC DAI. Co-developed-by: parkeryang Signed-off-by: parkeryang Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Nícolas F. R. A. Prado Link: https://patch.msgid.link/20250225-genio700-dmic-v2-5-3076f5b50ef7@collabora.com Signed-off-by: Mark Brown --- sound/soc/mediatek/mt8188/mt8188-mt6359.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/sound/soc/mediatek/mt8188/mt8188-mt6359.c b/sound/soc/mediatek/mt8188/mt8188-mt6359.c index 2d0d04e0232d..420b1427b71d 100644 --- a/sound/soc/mediatek/mt8188/mt8188-mt6359.c +++ b/sound/soc/mediatek/mt8188/mt8188-mt6359.c @@ -150,6 +150,11 @@ SND_SOC_DAILINK_DEFS(dl_src, "mt6359-snd-codec-aif1")), DAILINK_COMP_ARRAY(COMP_EMPTY())); +SND_SOC_DAILINK_DEFS(DMIC_BE, + DAILINK_COMP_ARRAY(COMP_CPU("DMIC")), + DAILINK_COMP_ARRAY(COMP_DUMMY()), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + SND_SOC_DAILINK_DEFS(dptx, DAILINK_COMP_ARRAY(COMP_CPU("DPTX")), DAILINK_COMP_ARRAY(COMP_DUMMY()), @@ -297,6 +302,7 @@ static const struct snd_soc_dapm_widget mt8188_rear_spk_widgets[] = { static const struct snd_soc_dapm_widget mt8188_mt6359_widgets[] = { SND_SOC_DAPM_HP("Headphone", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), + SND_SOC_DAPM_MIC("AP DMIC", NULL), SND_SOC_DAPM_SINK("HDMI"), SND_SOC_DAPM_SINK("DP"), SND_SOC_DAPM_MIXER(SOF_DMA_DL2, SND_SOC_NOPM, 0, 0, NULL, 0), @@ -533,6 +539,7 @@ enum { DAI_LINK_UL9_FE, DAI_LINK_UL10_FE, DAI_LINK_DL_SRC_BE, + DAI_LINK_DMIC_BE, DAI_LINK_DPTX_BE, DAI_LINK_ETDM1_IN_BE, DAI_LINK_ETDM2_IN_BE, @@ -1120,6 +1127,13 @@ static struct snd_soc_dai_link mt8188_mt6359_dai_links[] = { .playback_only = 1, SND_SOC_DAILINK_REG(dl_src), }, + [DAI_LINK_DMIC_BE] = { + .name = "DMIC_BE", + .no_pcm = 1, + .capture_only = 1, + .ignore_suspend = 1, + SND_SOC_DAILINK_REG(DMIC_BE), + }, [DAI_LINK_DPTX_BE] = { .name = "DPTX_BE", .ops = &mt8188_dptx_ops, -- 2.25.1