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[2/3] ASoC: dt-bindings: sama7g5-pdmc: add microchip,startup-delay-us binding

Message ID 20230214161435.1088246-3-claudiu.beznea@microchip.com
State Superseded
Headers show
Series ASoC: mchp-pdmc: fix poc noises when starting capture | expand

Commit Message

Claudiu Beznea Feb. 14, 2023, 4:14 p.m. UTC 
Add microchip,startup-delay-us binding to let PDMC users to specify
startup delay.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---
 .../devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml   | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml b/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml
index c4cf1e5ab84b..9b40268537cb 100644
--- a/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml
+++ b/Documentation/devicetree/bindings/sound/microchip,sama7g5-pdmc.yaml
@@ -67,6 +67,12 @@  properties:
     maxItems: 4
     uniqueItems: true
 
+  microchip,startup-delay-us:
+    description: |
+      Specifies the delay in microseconds that needs to be applied after
+      enabling the PDMC microphones to avoid unwanted noise due to microphones
+      not being ready.
+
 required:
   - compatible
   - reg