rpi_gpio.h

#ifndef _RPI_GPIO_H_
#define _RPI_GPIO_H_

struct rpi_gpio_regs
{
    volatile unsigned int gpfsel[6];    /* GPIO Funciton Select */
    volatile unsigned int do_not_use_a;
    volatile unsigned int gpset[2];     /* GPIO Pin Output Set */
    volatile unsigned int do_not_use_b;
    volatile unsigned int gpclr[2];     /* GPIO Pin Output Clear */
    volatile unsigned int do_not_use_c;
    volatile unsigned int gplev[2];     /* GPIO Pin Level */
    volatile unsigned int do_not_use_d;
    volatile unsigned int gpeds[2];     /* GPIO Pin Event Detect Status */
    volatile unsigned int do_not_use_e;
    volatile unsigned int gpren[2];     /* GPIO Pin Rising Edge Detect Enable */
    volatile unsigned int do_not_use_f;
    volatile unsigned int gpfen[2];     /* GPIO Pin Falling Edge Detect Enable */
    volatile unsigned int do_not_use_g;
    volatile unsigned int gphen[2];     /* GPIO Pin High Detect Enable */
    volatile unsigned int do_not_use_h;
    volatile unsigned int gplen[2];     /* GPIO Pin Low Detect Enable */
    volatile unsigned int do_not_use_i;
    volatile unsigned int gparen[2];    /* GPIO Pin Async. Rising Edge Detect */
    volatile unsigned int do_not_use_j;
    volatile unsigned int gpafen[2];    /* GPIO Pin Async. Falling Edge Detect */
    volatile unsigned int do_not_use_k;
    volatile unsigned int gppud;        /* GPIO Pin Pull-up/down Enable */
    volatile unsigned int gppudclk[2];  /* GPIO Pin Pull-up/down Enable Clock */
};

#endif /* _RPI_GPIO_H_ */