ARM: 6398/1: add proc info for ARM11MPCore/Cortex-A9 from ARM

Setting of these bits can cause issues on other SMP SoC's not produced
by ARM.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>