ASoC: dt-bindings: nxp, tfa989x: Add vddd-supply property

Add optional vddd-supply property to allow regulator control.

Signed-off-by: Vincent Knecht <vincent.knecht@mailoo.org>
Link: https://lore.kernel.org/r/20210528105101.508254-3-vincent.knecht@mailoo.org
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/nxp,tfa989x.yaml b/Documentation/devicetree/bindings/sound/nxp,tfa989x.yaml
index 46ddc1f..ffb8fcf 100644 (file)
--- a/Documentation/devicetree/bindings/sound/nxp,tfa989x.yaml
+++ b/Documentation/devicetree/bindings/sound/nxp,tfa989x.yaml
@@ -27,6 +27,9 @@ properties:
       Used as prefix for sink/source names of the component. Must be a
       unique string among multiple instances of the same component.
 
+  vddd-supply:
+    description: regulator phandle for the VDDD power supply.
+
 required:
   - compatible
   - reg