dtoverlay: Add rgb-order override for vc4-kms-dpi-generic

Sets the new DT property for rgb-order. Signed-off-by: Dave Stevenson <[email protected]>
raspberrypi · May 17, 2024 · cb57610 · cb57610
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diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
@@ -4988,6 +4988,10 @@ Params: clock-frequency         Display clock frequency (Hz)
                                 Set the default brightness. Normal range 1-16.
                                 (default 16).
         rotate                  Display rotation {0,90,180,270} (default 0)
+        rgb-order               Allow override of RGB order from DPI.
+                                Options for vc4 are "rgb", "bgr", "grb", and
+                                "brg". Other values will be ignored.
+
 
 
 Name:   vc4-kms-dpi-hyperpixel2r

diff --git a/arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts b/arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts
@@ -77,5 +77,6 @@
 		rgb888 = <&panel_generic>, "bus-format:0=0x100a",
 			<&dpi_node_generic>, "pinctrl-0:0=",<&dpi_gpio0>;
 		bus-format = <&panel_generic>, "bus-format:0";
+		rgb-order = <&dpi_node_generic>, "rgb_order";
 	};
 };