diff mbox series

[v2,1/3] ASoC: dt-bindings: nau8821: Add delay control for ADC

Message ID 20240415070649.3496487-2-wtli@nuvoton.com
State Accepted
Commit 467d2528d64e8fcf784850ac94f665efae2af149
Headers show
Series ASoC: nau8821: Add delay control for ADC | expand

Commit Message

WTLI April 15, 2024, 7:06 a.m. UTC 
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(+)

Comments

Rob Herring (Arm) April 17, 2024, 6:05 p.m. UTC | #1 
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 mbox series

Patch

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>;
         };
     };