OTG_PHY_CS_GPIO    38 arch/arm/mach-imx/mach-imx27_visstrim_m10.c #define OTG_PHY_CS_GPIO (GPIO_PORTF + 17)
OTG_PHY_CS_GPIO    31 arch/arm/mach-imx/mach-pca100.c #define OTG_PHY_CS_GPIO (GPIO_PORTB + 23)