diff --git a/Kconfig b/Kconfig
index 081a743321..1d3c0e2c88 100644
--- a/Kconfig
+++ b/Kconfig
@@ -59,12 +59,6 @@ config CC_OPTIMIZE_FOR_SIZE
 
 	  This option is enabled by default for U-Boot.
 
-config BASE_DEFCONFIG
-	string "Base defconfig of config fragment"
-	default ""
-	help
-	  Indicate the base defconfig of config fragment.
-
 config DISTRO_DEFAULTS
 	bool "Select defaults suitable for booting general purpose Linux distributions"
 	default y if ARCH_SUNXI || TEGRA
diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig
index eaa2ebff8f..47329e42e3 100644
--- a/arch/arm/mach-rockchip/Kconfig
+++ b/arch/arm/mach-rockchip/Kconfig
@@ -741,6 +741,12 @@ config ROCKCHIP_UART_MUX_SEL_M
 	help
 	  This select uart multiplexer for debug uart iomux in board_debug_uart_init.
 
+config BASE_DEFCONFIG
+	string "Base defconfig of config fragment"
+	default ""
+	help
+	  Indicate the base defconfig of config fragment.
+
 config GICV2
 	bool "ARM GICv2"