[PATCH 42/62] ARM: realview: use explicit core tile config options

Linus Walleij linus.walleij at linaro.org
Tue Mar 25 10:10:31 EDT 2014


On Wed, Mar 19, 2014 at 8:29 PM, Arnd Bergmann <arnd at arndb.de> wrote:

> The realview platform can be used with numerous core tiles,
> which have to be enabled in the CPU menu at the moment, and
> the user has to know at configuration time which CPUs can
> be enabled in the same kernel.
>
> Most importantly, it is not a valid configuration to select
> both ARMv5 and ARMv6/v7 based CPU cores in the same kernel,
> and trying that leads to compile errors.
>
> To make it possible to use realview on randconfig kernels,
> and to simplify manual configuration, this lists all
> supported combinations of machines and core tiles explicitly
> and ensures that we cannot enable the ARM926T CPU if any
> ARMv6 or v7 CPU is already enabled.
>
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> Cc: Russell King <linux at arm.linux.org.uk>
> Cc: Linus Walleij <linus.walleij at linaro.org>

Looks good to me, I'd ask Will and/or Marc to have a look at this
and confirm.

Yours,
Linus Walleij



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