AT91RM9200_PIOD_BASE
{AT91RM9200_PIOD_BASE, PID_PIOD},
#define PIOD_READ(_reg) *((volatile uint32_t *)(AT91RM9200_PIOD_BASE + (_reg)))
#define PIOD_WRITE(_reg, _val) do {*((volatile uint32_t *)(AT91RM9200_PIOD_BASE + (_reg))) = (_val);} while (0)