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[v5,3/7] dt-bindings: display: add #sound-dai-cells property to rockchip rk3066 hdmi

Message ID 20201118135822.9582-4-jbx6244@gmail.com
State New
Headers show
Series [v5,1/7] clk: rockchip: add CLK_SET_RATE_PARENT to sclk for rk3066a i2s and uart clocks | expand

Commit Message

Johan Jonker Nov. 18, 2020, 1:58 p.m. UTC
'#sound-dai-cells' is required to properly interpret
the list of DAI specified in the 'sound-dai' property.
Add it to rockchip,rk3066-hdmi.yaml to document that the
rk3066 HDMI TX also can be used to transmit some audio.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
---
 .../devicetree/bindings/display/rockchip/rockchip,rk3066-hdmi.yaml    | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3066-hdmi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3066-hdmi.yaml
index 4110d003c..585a8d3b9 100644
--- a/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3066-hdmi.yaml
+++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,rk3066-hdmi.yaml
@@ -42,6 +42,9 @@  properties:
     description:
       This soc uses GRF regs to switch the HDMI TX input between vop0 and vop1.
 
+  "#sound-dai-cells":
+    const: 0
+
   ports:
     type: object
 
@@ -101,6 +104,7 @@  examples:
       pinctrl-names = "default";
       power-domains = <&power RK3066_PD_VIO>;
       rockchip,grf = <&grf>;
+      #sound-dai-cells = <0>;
 
       ports {
         #address-cells = <1>;