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DT: video: atmel_lcdc: Add example of fixed framebuffer memory

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This drivers allows a fixed framebuffer memory to be set by an additional
IORESOURCE_MEM resource. Thus add an example to the DT documentation.

Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
This commit is contained in:
Alexander Stein 2015-03-05 08:35:38 +01:00 • committed by Nicolas Ferre
parent 35762a624f
commit 4518996f90
1 changed files with 11 additions and 1 deletions
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12
Documentation/devicetree/bindings/video/atmel,lcdc.txt
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@ -10,7 +10,9 @@ Required properties:
"atmel,at91sam9g45es-lcdc" , "atmel,at91sam9g45es-lcdc" ,
"atmel,at91sam9rl-lcdc" , "atmel,at91sam9rl-lcdc" ,
"atmel,at32ap-lcdc" "atmel,at32ap-lcdc"
- reg : Should contain 1 register ranges(address and length) - reg : Should contain 1 register ranges(address and length).
Can contain an additional register range(address and length)
for fixed framebuffer memory. Useful for dedicated memories.
- interrupts : framebuffer controller interrupt - interrupts : framebuffer controller interrupt
- display: a phandle pointing to the display node - display: a phandle pointing to the display node
@ -38,6 +40,14 @@ Example:
}; };
Example for fixed framebuffer memory:
fb0: fb@0x00500000 {
compatible = "atmel,at91sam9263-lcdc";
reg = <0x00700000 0x1000 0x70000000 0x200000>;
[...]
};
Atmel LCDC Display Atmel LCDC Display
----------------------------------------------------- -----------------------------------------------------
Required properties (as per of_videomode_helper): Required properties (as per of_videomode_helper):