Revert "Add option to overclock to 1.6GHz"

This reverts commit 6d69fa38cd5e967ab23e53ac976cab17a2ebfe2c.

Conflicts:
	arch/arm/configs/msm8226_mmi_defconfig
CPU OVERCLOCK: MSM8226 Overclocking

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

Conflicts:
	arch/arm/mach-msm/Kconfig