imx25: How to get frame buffer device in a system using device tree

Matthias Weißer m.weisser.m at gmail.com
Thu Jul 11 02:28:38 EDT 2013


Hi Fabio

2013/7/10 Fabio Estevam <festevam at gmail.com>:
> Hi Matthias,
>
> On Mon, Jul 8, 2013 at 3:31 AM, Matthias Weißer <m.weisser.m at gmail.com> wrote:
>> Hi Fabio
>>
>> 2013/7/5 Fabio Estevam <festevam at gmail.com>:
>>> Hi Matthias,
>>>
>>> On Fri, Jul 5, 2013 at 4:37 AM, Matthias Weißer <m.weisser.m at gmail.com> wrote:
>>>
>>>> Thanks for the links. That made some things clearer for me. But I am
>>>> still a bit confused about the driver (imxfb.c) itself. From what I
>>>> can see it is not dt aware as there is no of_device_id structure with
>>>> the compatible entries. I think I have to add dt support to the
>>>> framebuffer driver. Am I right?
>>>
>>> Yes, you need to apply this one:
>>> http://marc.info/?l=linux-fbdev&m=136956466617736&w=2
>>
>> OK. Done that and it works like a charm. Thanks a lot.
>
> Great, care to submit patches for adding mx25 fb support?

I can. But I think the only thing is the slightly changed
arch/arm/boot/dts/imx25.dtsi. Patch to this mailing list? Patch
against mainline kernel is OK?

Regards
Matthias



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