IC_DMA
#define IC_DMA0 IC_DMA (0) /* DMA controller channel 0 */
#define IC_DMA1 IC_DMA (1) /* DMA controller channel 1 */
#define IC_DMA2 IC_DMA (2) /* DMA controller channel 2 */
#define IC_DMA3 IC_DMA (3) /* DMA controller channel 3 */
#define IC_DMA4 IC_DMA (4) /* DMA controller channel 4 */
#define IC_DMA5 IC_DMA (5) /* DMA controller channel 5 */