PAD_CTL_SRE_FAST   55 arch/arm/mach-imx/iomux-mx3.h 	PAD_CTL_SRE_FAST	= 0x1 << 0
PAD_CTL_SRE_FAST   93 arch/arm/mach-imx/iomux-v3.h #define PAD_CTL_SRE_FAST		(1 << 0)