Add audio routing for Mic with bias to reduce noise when doing
audio capture.
Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
index 1791c21dfe74..39e05169aaaa 100644
--- a/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi
@@ -47,6 +47,12 @@
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>;
};
--
2.17.1
