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SubjectRe: [PATCH] ARM: sun8i: a33: add dts for Q8 tablets with different resolution
在 2017-08-21 16:40,Maxime Ripard 写道:
> On Thu, Aug 17, 2017 at 03:49:26PM +0800, Icenowy Zheng wrote:
>> Q8 tablets with Allwinner A33 SoC now come with two kind of LCD,
>> either
>> 800x480 or 1024x600.
>>
>> In order for sun4i-drm to be able to choose correct LCD configuration,
>> two different device trees should be present, one for a resolution.
>>
>> Add stub device trees for two resolutions.
>>
>> As the sun4i-drm driver still has some problems to support the LCDs,
>> the
>> real LCD device nodes are not added to the device tree files.
>>
>> Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
>
> This should be an overlay, ideally applied by the bootloader.

I think this is not suitable for overlay.

The two kind of Q8 tablets are not compatible at all, and they
should both have a suitable device tree. The old DT without
resolution is only kept for backward compatibility.

>
> Maxime
>
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> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

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