#define OMAP_GPIO_RISING_EDGE 0x02
#define OMAP_GPIO_BOTH_EDGES 0x03
+extern int omap_gpio_init(void); /* Call from board init only */
extern int omap_request_gpio(int gpio);
extern void omap_free_gpio(int gpio);
extern void omap_set_gpio_direction(int gpio, int is_input);