[PATCH v1 3/3] dt-bindings: display: add #sound-dai-cells property to rockchip inno hdmi

[Johan Jonker]

The Rockchip inno HDMI controller can take one I2S input and transmit it
over the HDMI output. Add #sound-dai-cells (= 0) to the binding for it.

Signed-off-by: Johan Jonker <jbx6244 at gmail.com>
---
 .../bindings/display/rockchip/rockchip,inno-hdmi.yaml        | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml
index be78dcfa1c76..5b87b0f1963e 100644
--- a/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml
+++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,inno-hdmi.yaml
@@ -37,6 +37,9 @@ properties:
   power-domains:
     maxItems: 1

+  "#sound-dai-cells":
+    const: 0
+
   ports:
     $ref: /schemas/graph.yaml#/properties/ports

@@ -66,6 +69,7 @@ required:
   - ports

 allOf:
+  - $ref: /schemas/sound/dai-common.yaml#
   - if:
       properties:
         compatible:
@@ -106,6 +110,7 @@ examples:
       clock-names = "pclk";
       pinctrl-names = "default";
       pinctrl-0 = <&hdmi_ctl>;
+      #sound-dai-cells = <0>;

       ports {
         #address-cells = <1>;
--
2.39.2