dt-bindings: display: Add bindings for SGD GKTW70SDAE4SE Panel

Solomon Goldentek Display GKTW70SDAE4SE LVDS Display Panel

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The GKTW70SDAE4SE is a 7" WVGA TFT-LCD display panel.

These DT bindings follow the LVDS panel bindings defined in panel-lvds.txt

with the following device-specific properties.

Required properties:

- compatible: Shall contain "sgd,gktw70sdae4se" and "panel-lvds", in that order.

Example

-------

panel {

	compatible = "sgd,gktw70sdae4se", "panel-lvds";

	width-mm = <153>;

	height-mm = <86>;

	data-mapping = "jeida-18";

	panel-timing {

		clock-frequency = <32000000>;

		hactive = <800>;

		vactive = <480>;

		hback-porch = <39>;

		hfront-porch = <39>;

		vback-porch = <29>;

		vfront-porch = <13>;

		hsync-len = <47>;

		vsync-len = <2>;

	};

	port {

		panel_in: endpoint {

			remote-endpoint = <&lvds_encoder>;

		};

	};

};