gpio.h

#ifndef _RTDM_UAPI_GPIO_H
#define _RTDM_UAPI_GPIO_H

#define GPIO_RTIOC_DIR_OUT              _IOW(RTDM_CLASS_GPIO, 0, int)
#define GPIO_RTIOC_DIR_IN               _IO(RTDM_CLASS_GPIO, 1)
#define GPIO_RTIOC_IRQEN                _IOW(RTDM_CLASS_GPIO, 2, int) /* GPIO trigger */
#define GPIO_RTIOC_IRQDIS               _IO(RTDM_CLASS_GPIO, 3)

#define GPIO_TRIGGER_NONE               0x0 /* unspecified */
#define GPIO_TRIGGER_EDGE_RISING        0x1
#define GPIO_TRIGGER_EDGE_FALLING       0x2
#define GPIO_TRIGGER_LEVEL_HIGH         0x4
#define GPIO_TRIGGER_LEVEL_LOW          0x8
#define GPIO_TRIGGER_MASK               0xf

#endif /* !_RTDM_UAPI_GPIO_H */