--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -330,4 +330,8 @@
 	  Enabling this option will enable you to use this to control
 	  external NAND devices.
 
+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
@@ -28,6 +28,7 @@
 obj-$(CONFIG_MTD_NAND_CM_X270)		+= cmx270_nand.o
 obj-$(CONFIG_MTD_NAND_BASLER_EXCITE)	+= excite_nandflash.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