On Fri, Apr 12, 2024 at 06:35:52PM +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@xxxxxxxxxxx> > --- > .../devicetree/bindings/sound/nuvoton,nau8821.yaml | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml b/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml > index 054b53954ac3..a726c5a9b067 100644 > --- a/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml > +++ b/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml > @@ -103,6 +103,13 @@ 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. > + The default value is 125 and range between 125 to 500 ms. No need to state constraints in prose. > + minimum: 125 > + maximum: 500 > + default: 125 > + > '#sound-dai-cells': > const: 0 > > @@ -136,6 +143,7 @@ examples: > nuvoton,jack-eject-debounce = <0>; > nuvoton,dmic-clk-threshold = <3072000>; > nuvoton,dmic-slew-rate = <0>; > + nuvoton,nuvoton,adc-delay-ms = <125>; > #sound-dai-cells = <0>; > }; > }; > -- > 2.25.1 >
