dtoverlays: Add link-frequency override to imx477/378 overlay

Copy of the imx708 change. Signed-off-by: Dave Stevenson <[email protected]>
raspberrypi · Nov 14, 2024 · 456d1f1 · 456d1f1
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diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
@@ -2780,6 +2780,8 @@ Params: rotation                Mounting rotation of the camera sensor (0 or
                                 camera clamping I/Os such as XVS to 0V.
         sync-source             Configure as vsync source
         sync-sink               Configure as vsync sink
+        link-frequency          Allowable link frequency values to use in Hz:
+                                450000000 (default), 447000000, 453000000.
 
 
 Name:   imx462
@@ -2822,6 +2824,8 @@ Params: rotation                Mounting rotation of the camera sensor (0 or
                                 camera clamping I/Os such as XVS to 0V.
         sync-source             Configure as vsync source
         sync-sink               Configure as vsync sink
+        link-frequency          Allowable link frequency values to use in Hz:
+                                450000000 (default), 447000000, 453000000.
 
 
 Name:   imx500

diff --git a/arch/arm/boot/dts/overlays/imx477_378-overlay.dtsi b/arch/arm/boot/dts/overlays/imx477_378-overlay.dtsi
@@ -80,6 +80,7 @@
 		       <&cam_node>, "clocks:0=",<&cam0_clk>,
 		       <&cam_node>, "VANA-supply:0=",<&cam0_reg>;
 		always-on = <0>, "+99";
+		link-frequency = <&cam_endpoint>,"link-frequencies#0";
 	};
 };