Revert "Makefile: add optmization levels"

This reverts commit 356e8391eba3eafa233cc9e4f5469a78b595c7a6.

	modified:   Makefile
	modified:   arch/arm/configs/kernel_defconfig
	modified:   init/Kconfig
	modified:   drivers/cpufreq/Kconfig
Revert "earysuspend: speedup late resume (faster wakeup of the device)"

This reverts commit 098e19b50a0a04e960731a66fab1f39b5ee63043.

	modified:   arch/arm/configs/kernel_defconfig
	modified:   kernel/power/Kconfig
	modified:   kernel/power/earlysuspend.c
	modified:   drivers/cpufreq/Kconfig
	modified:   drivers/cpufreq/Kconfig