msm: Configure Krait-specific settings

Write a Krait-specific configuration setting when enabling
the MMU.

Change-Id: I539526a4a3fa28b4b466db35c589afecab4ed257
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
(cherry picked from commit 6fd9c9295ce2f95af2868bf2b0b3a7d3c2985aa0)

Conflicts:

	arch/arm/mach-msm/idle-v7.S