The #sound-dai-cells property should be used only for DP controllers. It doesn't make sense for eDP, there is no support for audio output. Also aux-bus should not be used for DP controllers. Take care of these differences. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- .../bindings/display/msm/dp-controller.yaml | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml index 1ef845005b14..491f4aefe0db 100644 --- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml +++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml @@ -107,7 +107,6 @@ required: - clock-names - phys - phy-names - - "#sound-dai-cells" - power-domains - ports @@ -155,6 +154,24 @@ allOf: - const: ctrl_link_iface - const: stream_pixel + # AUX BUS does not exist on DP controllers + # Audio output also is present only on DP output + - if: + properties: + compatible: + contains: + enum: + - qcom,sc7280-edp + - qcom,sc8180x-edp + then: + properties: + "#sound-dai-cells": false + else: + properties: + aux-bus: false + required: + - "#sound-dai-cells" + additionalProperties: false examples: -- 2.35.1