From 91e28d0b51f994c5968aee2a941e9f62bc9e15d7 Mon Sep 17 00:00:00 2001 From: Seven Lee Date: Wed, 23 Aug 2023 15:12:43 +0800 Subject: [PATCH] ASoC: dt-bindings: nau8821: Add single-ended input feature Add input with single-ended control. Signed-off-by: Seven Lee Link: https://lore.kernel.org/r/20230823071244.1861487-1-wtli@nuvoton.com Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml b/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml index fc2f4ce..3e54abd 100644 --- a/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml +++ b/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml @@ -89,6 +89,12 @@ properties: $ref: /schemas/types.yaml#/definitions/uint32 default: 3072000 + nuvoton,left-input-single-end: + description: Enable left input with single-ended settings if set. + For the headset mic application, the single-ended control is + just limited to the left adc for design demand. + type: boolean + '#sound-dai-cells': const: 0 @@ -114,6 +120,7 @@ examples: nuvoton,jkdet-pull-enable; nuvoton,jkdet-pull-up; nuvoton,key-enable; + nuvoton,left-input-single-end; nuvoton,jkdet-polarity = ; nuvoton,micbias-voltage = <6>; nuvoton,vref-impedance = <2>; -- 2.7.4