--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -446,4 +446,8 @@ config MTD_NAND_SOCRATES
 	help
 	  Enables support for NAND Flash chips wired onto Socrates board.
 
+config MTD_NAND_RB4XX
+	tristate "NAND flash driver for RouterBoard 4xx series"
+	depends on MTD_NAND && ATHEROS_AR71XX
+
 endif # MTD_NAND
--- a/drivers/mtd/nand/Makefile
+++ b/drivers/mtd/nand/Makefile
@@ -30,6 +30,7 @@ obj-$(CONFIG_MTD_NAND_BASLER_EXCITE)	+= 
 obj-$(CONFIG_MTD_NAND_PXA3xx)		+= pxa3xx_nand.o
 obj-$(CONFIG_MTD_NAND_TMIO)		+= tmio_nand.o
 obj-$(CONFIG_MTD_NAND_PLATFORM)		+= plat_nand.o
+obj-$(CONFIG_MTD_NAND_RB4XX)		+= rb4xx_nand.o
 obj-$(CONFIG_MTD_ALAUDA)		+= alauda.o
 obj-$(CONFIG_MTD_NAND_PASEMI)		+= pasemi_nand.o
 obj-$(CONFIG_MTD_NAND_ORION)		+= orion_nand.o