Re: [PATCH] DT: video: atmel_lcdc: Add example of fixed framebuffer memory

[Alexander Stein <alexander.stein-93q1YBGzJSMe9JSWTWOYM3xStJ4P+DSV@public.gmane.org>]

Any feedback in this?

Regards,
Alexander

On Tuesday 01 April 2014 08:28:50, Alexander Stein wrote:
> 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-93q1YBGzJSMe9JSWTWOYM3xStJ4P+DSV@public.gmane.org>
> ---
> Actually I stumbled myself over this wondering how can I use this specific
> feature. In the end I found it myself my coincidence. So it's best to add
> this as an example for other people maybe not that experienced on
> device-tree.
> 
>  Documentation/devicetree/bindings/video/atmel,lcdc.txt | 12 +++++++++++-
>  1 file changed, 11 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/video/atmel,lcdc.txt b/Documentation/devicetree/bindings/video/atmel,lcdc.txt
> index 1ec175e..92492b7 100644
> --- a/Documentation/devicetree/bindings/video/atmel,lcdc.txt
> +++ b/Documentation/devicetree/bindings/video/atmel,lcdc.txt
> @@ -10,7 +10,9 @@ Required properties:
>  	"atmel,at91sam9g45es-lcdc" ,
>  	"atmel,at91sam9rl-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.Usefull for dedicated memories.
>  - interrupts : framebuffer controller interrupt
>  - display: a phandle pointing to the display node
>  
> @@ -35,6 +37,14 @@ Example:
>  
>  	};
>  
> +Example for fixed framebuffer memory:
> +
> +	fb0: fb@0x00500000 {
> +		compatible = "atmel,at91sam9263-lcdc";
> +		reg = <0x00700000 0x1000 0x70000000 0x200000>;
> +		[...]
> +	};
> +
>  Atmel LCDC Display
>  -----------------------------------------------------
>  Required properties (as per of_videomode_helper):
> 

-- 
Dipl.-Inf. Alexander Stein

SYS TEC electronic GmbH
Am Windrad 2
08468 Heinsdorfergrund
Tel.: 03765 38600-1156
Fax: 03765 38600-4100
Email: alexander.stein-93q1YBGzJSMe9JSWTWOYM3xStJ4P+DSV@public.gmane.org
Website: www.systec-electronic.com
 
Managing Director: Dipl.-Phys. Siegmar Schmidt
Commercial registry: Amtsgericht Chemnitz, HRB 28082

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html