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arm64: dts: renesas: rzg2l-smarc: Add Mic routing

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Add audio routing for Mic with bias to reduce noise when doing
audio capture.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/20210921084605.16250-5-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Biju Das
2021-09-21 09:46:05 +01:00
committed by Geert Uytterhoeven
parent e396d61033
commit 87b1e27af4
1 changed files with 6 additions and 0 deletions
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6
arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
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@@ -47,6 +47,12 @@ snd_rzg2l: sound {
simple-audio-card,frame-master = <&cpu_dai>;
simple-audio-card,mclk-fs = <256>;
simple-audio-card,widgets = "Microphone", "Microphone Jack";
simple-audio-card,routing =
"L2", "Mic Bias",
"R2", "Mic Bias",
"Mic Bias", "Microphone Jack";
cpu_dai: simple-audio-card,cpu {
sound-dai = <&ssi0>;
};