Add Sii9022 DT bindings description.
Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
---
Changes since v6:
- make 'reset-gpios' optional
Changes since v1:
- rename doc file
- s/sil902/sii902/
---
.../devicetree/bindings/display/bridge/sii902x.txt | 35 ++++++++++++++++++++++
1 file changed, 35 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/bridge/sii902x.txt
diff --git a/Documentation/devicetree/bindings/display/bridge/sii902x.txt b/Documentation/devicetree/bindings/display/bridge/sii902x.txt
new file mode 100644
index 0000000..56a3e68
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/bridge/sii902x.txt
@@ -0,0 +1,35 @@
+sii902x HDMI bridge bindings
+
+Required properties:
+ - compatible: "sil,sii9022"
+ - reg: i2c address of the bridge
+
+Optional properties:
+ - interrupts-extended or interrupt-parent + interrupts: describe
+ the interrupt line used to inform the host about hotplug events.
+ - reset-gpios: OF device-tree gpio specification for RST_N pin.
+
+Optional subnodes:
+ - video input: this subnode can contain a video input port node
+ to connect the bridge to a display controller output (See this
+ documentation [1]).
+
+[1]: Documentation/devicetree/bindings/media/video-interfaces.txt
+
+Example:
+ hdmi-bridge@39 {
+ compatible = "sil,sii9022";
+ reg = <0x39>;
+ reset-gpios = <&pioA 1 0>;
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ bridge_in: endpoint {
+ remote-endpoint = <&dc_out>;
+ };
+ };
+ };
+ };
--
2.7.4
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