G2: Board specific gpiomux bringup
G2: Upgrade board specific source files to 4.4

Conflicts:
	arch/arm/mach-msm/lge/board-8974-g2-au.c
	arch/arm/mach-msm/lge/board-8974-g2-ca.c
	arch/arm/mach-msm/lge/board-8974-g2-com.c
	arch/arm/mach-msm/lge/board-8974-g2-dcm.c
	arch/arm/mach-msm/lge/board-8974-g2-us.c