[PATCH 1/1] ARM: add PROC_DEVICETREE support in Kconfig

[Xiao Jiang]

2012/7/7 Olof Johansson <olof at lixom.net>

> On Fri, Jul 6, 2012 at 4:15 PM, Xiao Jiang <jgq516 at gmail.com> wrote:
> > 2012/7/6 Rob Herring <robherring2 at gmail.com>
> >>
> >> On 07/06/2012 05:38 AM, jgq516 at gmail.com wrote:
> >> > From: Xiao Jiang <jgq516 at gmail.com>
> >> >
> >> > Since more and more arm chips support device tree, it'd be better add
> >> > PROC_DEVICETREE
> >> > in arch/arm/Kconfig to avoid duplicate code.
> >>
> >> I think this should remain user choice. If its going to be selected,
> >> then you might as well just remove the option altogether. Perhaps just
> >> make the option default to yes.
> >>
> > Hmm, sounds reasonable from your point. So the better choice is to set
> the
> > option default to Y if the board has dt support just like tegra_defconfig
> > and at91_dt_defconfig,  right? thanks.
>
> Why bother? If the defconfigs select it then most users basing their
> config from that will be just fine.
>
> PROC_DEVICETREE is 100% optional, it's useful to get runtime access to
> the contents of the device tree but it's not required for the kernel
> to boot.
>
> Got it, thanks.

Regards,
Xiao

>
> -Olof
>
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