dts: fix dependency of OF_SPL_REMOVE_PROPS

This should depend on SPL_OF_CONTROL (it is not equivalent to
SPL && OF_CONTROL).

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/dts/Kconfig b/dts/Kconfig
index d72a909..a04bb96 100644
--- a/dts/Kconfig
+++ b/dts/Kconfig
@@ -58,7 +58,7 @@
 
 config OF_SPL_REMOVE_PROPS
 	string "List of device tree properties to drop for SPL"
-	depends on OF_CONTROL && SPL
+	depends on SPL_OF_CONTROL
 	default "pinctrl-0 pinctrl-names clocks clock-names interrupt-parent"
 	help
 	  Since SPL normally runs in a reduced memory space, the device tree