/* * gsc3280_gpioparal.h - driver for Gpio Test * 8bits out, 4bits in * * Copyright (C) 2012 Loongson Corporation * * 2013-03-15 */ #ifndef _LINUX_GPIO_PARAL_H_ #define _LINUX_GPIO_PARAL_H_ /* Use 'P' as magic number */ #define GPIOPARAL_IOC_MAGIC 'P' /* Please use a different 8-bit number in your code */ /* */ #define GPIO_PARAL_OUT _IO(GPIOPARAL_IOC_MAGIC, 0) #define GPIO_PARAL_IN _IO(GPIOPARAL_IOC_MAGIC, 1) #define GPIO_INIT_WRITE _IO(GPIOPARAL_IOC_MAGIC, 2) #define GPIO_INIT_READ _IO(GPIOPARAL_IOC_MAGIC, 3) #define GPIO_RELEASE_WRITE _IO(GPIOPARAL_IOC_MAGIC, 4) #define GPIO_RELEASE_READ _IO(GPIOPARAL_IOC_MAGIC, 5) #define GPIOPARAL_IOC_MAXNR 4 #endif