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			47 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
	
		
			1.4 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
| * Currus Logic CLPS711X Framebuffer
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| 
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| Required properties:
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| - compatible: Shall contain "cirrus,clps711x-fb".
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| - reg       : Physical base address and length of the controller's registers +
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|               location and size of the framebuffer memory.
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| - clocks    : phandle + clock specifier pair of the FB reference clock.
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| - display   : phandle to a display node as described in
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|               Documentation/devicetree/bindings/video/display-timing.txt.
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|               Additionally, the display node has to define properties:
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|   - bits-per-pixel: Bits per pixel.
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|   - ac-prescale   : LCD AC bias frequency. This frequency is the required
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|                     AC bias frequency for a given manufacturer's LCD plate.
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|   - cmap-invert   : Invert the color levels (Optional).
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| 
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| Optional properties:
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| - lcd-supply: Regulator for LCD supply voltage.
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| 
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| Example:
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| 	fb: fb@800002c0 {
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| 		compatible = "cirrus,ep7312-fb", "cirrus,clps711x-fb";
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| 		reg = <0x800002c0 0xd44>, <0x60000000 0xc000>;
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| 		clocks = <&clks 2>;
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| 		lcd-supply = <®5v0>;
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| 		display = <&display>;
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| 	};
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| 
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| 	display: display {
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| 		model = "320x240x4";
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| 		native-mode = <&timing0>;
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| 		bits-per-pixel = <4>;
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| 		ac-prescale = <17>;
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| 
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| 		display-timings {
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| 			timing0: 320x240 {
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| 				hactive = <320>;
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| 				hback-porch = <0>;
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| 				hfront-porch = <0>;
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| 				hsync-len = <0>;
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| 				vactive = <240>;
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| 				vback-porch = <0>;
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| 				vfront-porch = <0>;
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| 				vsync-len = <0>;
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| 				clock-frequency = <6500000>;
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| 			};
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| 		};
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| 	};
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