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arm64: dts: mediatek: mt8390-genio-common: Add delay codec for DMIC

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The signal from the dual digital microphones connected to the DMIC_BE
takes 30ms to settle after being enabled. Add a dmic-codec with
corresponding wakeup-delay-ms to prevent an initial "pop" sound when
recording with the microphones.

Co-developed-by: Zoran Zhan <zoran.zhan@mediatek.com>
Signed-off-by: Zoran Zhan <zoran.zhan@mediatek.com>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20250225-genio700-dmic-v2-8-3076f5b50ef7@collabora.com
[Angelo: Resolved merge conflicts]
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
This commit is contained in:
Nícolas F. R. A. Prado 2025-02-25 11:33:54 -03:00 committed by AngeloGioacchino Del Regno
parent e27ecde072
commit 42fbcb45b7
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1 changed files with 15 additions and 0 deletions
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15
arch/arm64/boot/dts/mediatek/mt8390-genio-common.dtsi
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@ -38,6 +38,13 @@ chosen {
stdout-path = "serial0:921600n8";
};
dmic_codec: dmic-codec {
#sound-dai-cells = <0>;
compatible = "dmic-codec";
num-channels = <2>;
wakeup-delay-ms = <30>;
};
firmware {
optee {
compatible = "linaro,optee-tz";
@ -1075,6 +1082,14 @@ codec {
sound-dai = <&pmic 0>;
};
};
dai-link-1 {
link-name = "DMIC_BE";
codec {
sound-dai = <&dmic_codec>;
};
};
};
&spi2 {