#define MAX_BLACKFIN_DMA_CHANNEL 16
#define CH_PPI 0 /* PPI receive/transmit or NFC */
-#define CH_NFC 0 /* PPI receive/transmit or NFC */
#define CH_EMAC_RX 1 /* Ethernet MAC receive or HOSTDP */
#define CH_EMAC_HOSTDP 1 /* Ethernet MAC receive or HOSTDP */
#define CH_EMAC_TX 2 /* Ethernet MAC transmit or NFC */
#define CH_MEM_STREAM1_DEST 14 /* TX */
#define CH_MEM_STREAM1_SRC 15 /* RX */
-extern int channel2irq(unsigned int channel);
-extern struct dma_register *base_addr[];
+#if defined(CONFIG_BF527_NAND_D_PORTF)
+#define CH_NFC CH_PPI /* PPI receive/transmit or NFC */
+#elif defined(CONFIG_BF527_NAND_D_PORTH)
+#define CH_NFC CH_EMAC_TX /* PPI receive/transmit or NFC */
+#endif
#endif