[U-Boot] [RFC PATCH 03/13] arm: move SYS_ARCH_TIMER to KConfig

[Tuomas Tynkkynen]

Hi,

On Thu, 30 Nov 2017 01:25:01 +0000
Andre Przywara <andre.przywara at arm.com> wrote:

> SYS_ARCH_TIMER guards the usage of the ARM Generic Timer (aka arch
> timer) in U-Boot.
> At the moment it is mandatory for ARMv8 and used by two ARMv7 boards.
> Add a proper Kconfig symbol to express this dependency properly,
> allowing certain board configuration to later disable arch timer in case
> there are any problems with it.
> 
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>

I was doing some SYS_ARCH_TIMER related cleanup to qemu-arm, so I took
the opportunity to test + send a rebased + resynced version of this patch
at the same time. Hope that it doesn't conflict or cause any problems
with upgrading this Nexell patchset.

- Tuomas