GPIO31_GPIO 44 arch/arm/mach-mmp/mfp-mmp2.h #define GPIO31_GPIO MFP_CFG(GPIO31, AF0) GPIO31_GPIO 53 arch/arm/mach-mmp/mfp-pxa168.h #define GPIO31_GPIO MFP_CFG(GPIO31, AF5) GPIO31_GPIO 85 arch/arm/mach-pxa/mfp-pxa2xx.h #define GPIO31_GPIO MFP_CFG_IN(GPIO31, AF0) GPIO31_GPIO 43 arch/arm/mach-pxa/mfp-pxa3xx.h #define GPIO31_GPIO MFP_CFG(GPIO31, AF0)