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: Laurent Pinchart
---
.../display/xlnx/xlnx,zynqmp-dpsub.yaml | 67 +++
1 file changed, 67 insertions(+)
diff --git
a/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
b/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
index d88bd93f4b80..5000c5fda027 100644
--- a/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
+++ b/Documentation/devicetree/bindings/display/xlnx/xlnx,zynqmp-dpsub.yaml
@@ -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:
< 0 PHY_TYPE_DP 1 3 2700>;
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 = <_connector>;
+};
+};
+};
};
...
--
Regards,
Laurent Pinchart
