mtd: rawnand: brcmnand: Don't default to edu transfer

When flash-dma is absent do not default to using flash-edu.
Make sure flash-edu is enabled before setting EDU transfer
function.

Fixes: a5d53ad ("mtd: rawnand: brcmnand: Add support for flash-edu for dma transfers")
Signed-off-by: Kamal Dasu <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/linux-mtd/[email protected]

Author: KamalDasu

drivers/mtd/nand/raw/brcmnand/brcmnand.c

@@ -3023,8 +3023,9 @@ int brcmnand_probe(struct platform_device *pdev, struct brcmnand_soc *soc)
 		if (ret < 0)
 			goto err;
 
-		/* set edu transfer function to call */
-		ctrl->dma_trans = brcmnand_edu_trans;
+		if (has_edu(ctrl))
+			/* set edu transfer function to call */
+			ctrl->dma_trans = brcmnand_edu_trans;
 	}
 
 	/* Disable automatic device ID config, direct addressing */