| Message ID | 20240415070649.3496487-2-wtli@nuvoton.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 467d2528d64e8fcf784850ac94f665efae2af149 |
| Headers | show |
| Series | ASoC: nau8821: Add delay control for ADC | expand |
On Mon, 15 Apr 2024 15:06:47 +0800, Seven Lee wrote: > Change the original fixed delay to the assignment from the property. It > will make it more flexible to different platforms to avoid pop noise at > the beginning of recording. > > Signed-off-by: Seven Lee <wtli@nuvoton.com> > --- > .../devicetree/bindings/sound/nuvoton,nau8821.yaml | 7 +++++++ > 1 file changed, 7 insertions(+) > Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml b/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml index 054b53954ac3..9f44168efb3e 100644 --- a/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml +++ b/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml @@ -103,6 +103,12 @@ properties: just limited to the left adc for design demand. type: boolean + nuvoton,adc-delay-ms: + description: Delay (in ms) to make input path stable and avoid pop noise. + minimum: 125 + maximum: 500 + default: 125 + '#sound-dai-cells': const: 0 @@ -136,6 +142,7 @@ examples: nuvoton,jack-eject-debounce = <0>; nuvoton,dmic-clk-threshold = <3072000>; nuvoton,dmic-slew-rate = <0>; + nuvoton,adc-delay-ms = <125>; #sound-dai-cells = <0>; }; };
Change the original fixed delay to the assignment from the property. It will make it more flexible to different platforms to avoid pop noise at the beginning of recording. Signed-off-by: Seven Lee <wtli@nuvoton.com> --- .../devicetree/bindings/sound/nuvoton,nau8821.yaml | 7 +++++++ 1 file changed, 7 insertions(+)