msm_turbo: initial coding for turbo boost on MSM architectures

adapted for 8974 arch

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	arch/arm/mach-msm/Kconfig
	arch/arm/mach-msm/Makefile
msm_turbo: change license from proprietary to GPL V2

Signed-off-by: Paul Reioux <reioux@gmail.com>
msm_turbo: add support for ultimate

Signed-off-by: Paul Reioux <reioux@gmail.com>