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-rw-r--r--Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt18
1 files changed, 14 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt b/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
index 86a691a5dcf5..c6a196d0b075 100644
--- a/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
+++ b/Documentation/devicetree/bindings/display/bridge/renesas,lvds.txt
@@ -46,14 +46,24 @@ OF graph bindings specified in Documentation/devicetree/bindings/graph.txt.
Each port shall have a single endpoint.
+Optional properties:
+
+- renesas,companion : phandle to the companion LVDS encoder. This property is
+ mandatory for the first LVDS encoder on D3 and E3 SoCs, and shall point to
+ the second encoder to be used as a companion in dual-link mode. It shall not
+ be set for any other LVDS encoder.
+
Example:
lvds0: lvds@feb90000 {
- compatible = "renesas,r8a7790-lvds";
- reg = <0 0xfeb90000 0 0x1c>;
- clocks = <&cpg CPG_MOD 726>;
- resets = <&cpg 726>;
+ compatible = "renesas,r8a77990-lvds";
+ reg = <0 0xfeb90000 0 0x20>;
+ clocks = <&cpg CPG_MOD 727>;
+ power-domains = <&sysc R8A77990_PD_ALWAYS_ON>;
+ resets = <&cpg 727>;
+
+ renesas,companion = <&lvds1>;
ports {
#address-cells = <1>;