reverted:
--- a/drivers/mtd/nand/rb4xx_nand.c
+++ b/drivers/mtd/nand/rb4xx_nand.c
@@ -221,6 +221,7 @@ static int __devinit rb4xx_nand_probe(st
 
 	info->chip.chip_delay	= 25;
 	info->chip.ecc.mode	= NAND_ECC_SOFT;
+	info->chip.options	|= NAND_NO_AUTOINCR;
 
 	platform_set_drvdata(pdev, info);