--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
-@@ -516,4 +516,8 @@ config MTD_NAND_XWAY
- Enables support for NAND Flash chips on Lantiq XWAY SoCs. NAND is attached
- to the External Bus Unit (EBU).
+@@ -530,4 +530,8 @@ config MTD_NAND_HISI504
+ help
+ Enables support for NAND controller on Hisilicon SoC Hip04.
+config MTD_NAND_RB4XX
+ tristate "NAND flash driver for RouterBoard 4xx series"