arch/arm/mach-s3c64xx/include/mach/gpio.h:65: error: redeclaration of enumerator 'S3C64XX_GPIO_P_START'
arch/arm/mach-s3c64xx/include/mach/gpio.h:65: error: previous definition of 'S3C64XX_GPIO_P_START' was here
是什么错