The Rockchip DWC HDMI TX Encoder 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@xxxxxxxxx> --- .../bindings/display/rockchip/rockchip,dw-hdmi.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml index af638b6c0d21..2aac62219ff6 100644 --- a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml @@ -15,6 +15,7 @@ description: | allOf: - $ref: ../bridge/synopsys,dw-hdmi.yaml# + - $ref: /schemas/sound/dai-common.yaml# properties: compatible: @@ -124,6 +125,9 @@ properties: description: phandle to the GRF to mux vopl/vopb. + "#sound-dai-cells": + const: 0 + required: - compatible - reg @@ -153,6 +157,7 @@ examples: ddc-i2c-bus = <&i2c5>; power-domains = <&power RK3288_PD_VIO>; rockchip,grf = <&grf>; + #sound-dai-cells = <0>; ports { #address-cells = <1>; -- 2.39.2