Commit 833cad8c authored by Laurent Pinchart's avatar Laurent Pinchart
Browse files

dt-bindings: display: xlnx: zynqmp-dpsub: Add OF graph ports 



The DPSUB doesn't live in isolation, but is connected to the
programmable logic for live inputs and outputs, and also has a
DisplayPort output. Model all those using OF graph.

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
parent 9abf2313

Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml

+67 −0
Original line number Diff line number Diff line
@@ -117,6 +117,45 @@ properties: 
      - const: dp-phy0

      - const: dp-phy1



  ports:

    $ref: /schemas/graph.yaml#/properties/ports

    description: |

      Connections to the programmable logic and the DisplayPort PHYs. Each port

      shall have a single endpoint.



    properties:

      port@0:

        $ref: /schemas/graph.yaml#/properties/port

        description: The live video input from the programmable logic



      port@1:

        $ref: /schemas/graph.yaml#/properties/port

        description: The live graphics input from the programmable logic



      port@2:

        $ref: /schemas/graph.yaml#/properties/port

        description: The live audio input from the programmable logic



      port@3:

        $ref: /schemas/graph.yaml#/properties/port

        description: The blended video output to the programmable logic



      port@4:

        $ref: /schemas/graph.yaml#/properties/port

        description: The mixed audio output to the programmable logic



      port@5:

        $ref: /schemas/graph.yaml#/properties/port

        description: The DisplayPort output



    required:

      - port@0

      - port@1

      - port@2

      - port@3

      - port@4

      - port@5



required:

  - compatible

  - reg
@@ -130,6 +169,7 @@ required: 
  - dma-names

  - phys

  - phy-names

  - ports



additionalProperties: false
@@ -164,6 +204,33 @@ examples: 
               <&psgtr 0 PHY_TYPE_DP 1 3>;



        phy-names = "dp-phy0", "dp-phy1";



        ports {

            #address-cells = <1>;

            #size-cells = <0>;



            port@0 {

                reg = <0>;

            };

            port@1 {

                reg = <1>;

            };

            port@2 {

                reg = <2>;

            };

            port@3 {

                reg = <3>;

            };

            port@4 {

                reg = <4>;

            };

            port@5 {

                reg = <5>;

                dpsub_dp_out: endpoint {

                    remote-endpoint = <&dp_connector>;

                };

            };

        };

    };



...