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-rw-r--r--Documentation/devicetree/bindings/drm/imx/fsl-imx-drm.txt26
1 files changed, 24 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/drm/imx/fsl-imx-drm.txt b/Documentation/devicetree/bindings/drm/imx/fsl-imx-drm.txt
index e75f0e5..971c3ee 100644
--- a/Documentation/devicetree/bindings/drm/imx/fsl-imx-drm.txt
+++ b/Documentation/devicetree/bindings/drm/imx/fsl-imx-drm.txt
@@ -65,8 +65,10 @@ Optional properties:
- edid: verbatim EDID data block describing attached display.
- ddc: phandle describing the i2c bus handling the display data
channel
-- port: A port node with endpoint definitions as defined in
+- port@[0-1]: Port nodes with endpoint definitions as defined in
Documentation/devicetree/bindings/media/video-interfaces.txt.
+ Port 0 is the input port connected to the IPU display interface,
+ port 1 is the output port connected to a panel.
example:
@@ -75,9 +77,29 @@ display@di0 {
edid = [edid-data];
interface-pix-fmt = "rgb24";
- port {
+ port@0 {
+ reg = <0>;
+
display_in: endpoint {
remote-endpoint = <&ipu_di0_disp0>;
};
};
+
+ port@1 {
+ reg = <1>;
+
+ display_out: endpoint {
+ remote-endpoint = <&panel_in>;
+ };
+ };
+};
+
+panel {
+ ...
+
+ port {
+ panel_in: endpoint {
+ remote-endpoint = <&display_out>;
+ };
+ };
};
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