[PATCH 1/2] ASoC: dt-bindings: nau8821: Add single-ended input feature

From: Seven Lee
Date: Wed Aug 23 2023 - 03:13:03 EST


Add input with single-ended control.

Signed-off-by: Seven Lee <wtli@xxxxxxxxxxx>
---
.../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 fc2f4ce4db88..3e54abd4ca74 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 = <GPIO_ACTIVE_LOW>;
nuvoton,micbias-voltage = <6>;
nuvoton,vref-impedance = <2>;
--
2.25.1