From c26c5921e1a770e6c092c4d25dea19052bdfddab Mon Sep 17 00:00:00 2001 From: David Lin Date: Fri, 14 Apr 2023 18:39:42 +0800 Subject: [PATCH] ASoC: dt-bindings: nau8825: Add delay control for input path Change the original fixed delay to the assignment from property. It will make more flexible to different platforms for avoiding pop noise at the beginning of recording. Signed-off-by: David Lin Link: https://lore.kernel.org/r/20230414103941.39566-1-CTLIN0@nuvoton.com Signed-off-by: Mark Brown --- Documentation/devicetree/bindings/sound/nau8825.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/nau8825.txt b/Documentation/devicetree/bindings/sound/nau8825.txt index cb861ac..a9c3452 100644 --- a/Documentation/devicetree/bindings/sound/nau8825.txt +++ b/Documentation/devicetree/bindings/sound/nau8825.txt @@ -74,6 +74,9 @@ Optional properties: - nuvoton,adcout-drive-strong: make the drive strength of ADCOUT IO PIN strong if set. Otherwise, the drive keeps normal strength. + - nuvoton,adc-delay-ms: Delay (in ms) to make input path stable and avoid pop noise. The + default value is 125 and range between 125 to 500 ms. + - clocks: list of phandle and clock specifier pairs according to common clock bindings for the clocks described in clock-names - clock-names: should include "mclk" for the MCLK master clock -- 2.7.4