diff --git a/drivers/mtd/nand/at91_nand.c b/drivers/mtd/nand/at91_nand.c
index a58ed3763086be60f2196fae4b25b1361a2bce32..14b80cc90a7b789d7af4efe96b549bb105f87e22 100644
--- a/drivers/mtd/nand/at91_nand.c
+++ b/drivers/mtd/nand/at91_nand.c
@@ -128,6 +128,9 @@ static int __init at91_nand_probe(struct platform_device *pdev)
 	nand_chip->ecc.mode = NAND_ECC_SOFT;	/* enable ECC */
 	nand_chip->chip_delay = 20;		/* 20us command delay time */
 
+	if (host->board->bus_width_16)		/* 16-bit bus width */
+		nand_chip->options |= NAND_BUSWIDTH_16;
+
 	platform_set_drvdata(pdev, host);
 	at91_nand_enable(host);