---- a/drivers/mtd/nand/Kconfig
-+++ b/drivers/mtd/nand/Kconfig
-@@ -531,4 +531,8 @@ config MTD_NAND_FSMC
- Enables support for NAND Flash chips on the ST Microelectronics
- Flexible Static Memory Controller (FSMC)
-
-+config MTD_NAND_RB4XX
-+ tristate "NAND flash driver for RouterBoard 4xx series"
-+ depends on MTD_NAND && AR71XX_MACH_RB4XX
-+
- endif # MTD_NAND
---- a/drivers/mtd/nand/Makefile
-+++ b/drivers/mtd/nand/Makefile
-@@ -34,6 +34,7 @@ obj-$(CONFIG_MTD_NAND_CM_X270) += cmx27
- obj-$(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