[Buildroot] [PATCH 2/7] linux: add option to rely on a bootloader-provided DTB

[Thomas Petazzoni]

Dear Yann E. MORIN,

On Thu, 1 Jan 2015 22:44:35 +0100, Yann E. MORIN wrote:

> Fact is, the prompt reads:
> 
>     [*] Device tree support
> 
> So, I take that as "build a kernel with support for the device tree",
> not as "build a DTB".

Right, the prompt may not be the most appropriate one.

> But Now I think of it, this patch is doing two things:
> 
>   - enable USE_OF when that option is enabled,
> 
>   - add support for bootloader- or board-provided DTB.
> 
> Maybe that should be split up in two, then?
> 
> Or do you still want that option to mean "build a DTB" ?

Yes, I believe the prompt should be changed. I really don't see the
point of adding a new entry in the choice to simply mean "do nothing".

And also, enabling CONFIG_OF should be done by the defconfig of the
platform, not by Buildroot.

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com