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[1/2] ASoC: dt-bindings: nau8821: Add DMIC slew rate selection

Message ID 20231023021537.617980-1-wtli@nuvoton.com
State Superseded
Headers show
Series [1/2] ASoC: dt-bindings: nau8821: Add DMIC slew rate selection | expand

Commit Message

WTLI Oct. 23, 2023, 2:15 a.m. UTC 
Add input with DMIC slew rate selection

Signed-off-by: Seven Lee <wtli@nuvoton.com>
---
 .../devicetree/bindings/sound/nuvoton,nau8821.yaml         | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml b/Documentation/devicetree/bindings/sound/nuvoton,nau8821.yaml
index 3e54abd4ca74..5f7f2eed4834 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,dmic-slew-rate-selection:
+    description: number from 0 to 7 that sets DMIC slew rate.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    maximum: 7
+    default: 0
+
   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
@@ -127,6 +133,7 @@  examples:
             nuvoton,jack-insert-debounce = <7>;
             nuvoton,jack-eject-debounce = <0>;
             nuvoton,dmic-clk-threshold = <3072000>;
+            nuvoton,dmic-slew-rate-selection= <0>;
             #sound-dai-cells = <0>;
         };
     };