diff -puN drivers/mtd/nand/bf5xx_nand.c~blackfin-nfc-driver-drop-pointless-casts-with-set_dma_callback drivers/mtd/nand/bf5xx_nand.c
--- a/drivers/mtd/nand/bf5xx_nand.c~blackfin-nfc-driver-drop-pointless-casts-with-set_dma_callback
+++ a/drivers/mtd/nand/bf5xx_nand.c
@@ -572,7 +572,7 @@ static int bf5xx_nand_dma_init(struct bf
 	SSYNC();
 #endif
 
-	set_dma_callback(CH_NFC, (void *) bf5xx_nand_dma_irq, (void *) info);
+	set_dma_callback(CH_NFC, bf5xx_nand_dma_irq, info);
 
 	/* Turn off the DMA channel first */
 	disable_dma(CH_NFC);