modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/Documentation/devicetree/bindings/display/atmel/hlcdc-dc.txt
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@@ -15,6 +15,13 @@
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  to external devices using the OF graph reprensentation (see ../graph.txt).
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  At least one port node is required.
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+Optional properties in grandchild nodes:
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+ Any endpoint grandchild node may specify a desired video interface
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+ according to ../../media/video-interfaces.txt, specifically
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+ - bus-width: recognized values are <12>, <16>, <18> and <24>, and
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+   override any output mode selection heuristic, forcing "rgb444",
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+   "rgb565", "rgb666" and "rgb888" respectively.
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+
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 Example:
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 	hlcdc: hlcdc@f0030000 {
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@@ -50,3 +57,19 @@
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 			#pwm-cells = <3>;
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 		};
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 	};
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+
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+Example 2: With a video interface override to force rgb565; as above
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+but with these changes/additions:
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+
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+	&hlcdc {
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+		hlcdc-display-controller {
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+			pinctrl-names = "default";
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+			pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb565>;
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+
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+			port@0 {
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+				hlcdc_panel_output: endpoint@0 {
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+					bus-width = <16>;
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+				};
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+			};
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+		};
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+	};