GPIO56_GPIO 183 arch/arm/mach-pxa/em-x270.c GPIO56_GPIO, /* NAND Ready/Busy */ GPIO56_GPIO 93 arch/arm/mach-pxa/palmte2.c GPIO56_GPIO, /* Backlight power */ GPIO56_GPIO 122 arch/arm/mach-pxa/palmz72.c GPIO56_GPIO, /* OV9640 Powerdown */