$(call if_changed,fdtoverlay)
$(call multi_depend, $(multi-dtb-y), .dtb, -dtbs)
-ifneq ($(CHECK_DTBS)$(CHECK_DT_BINDING),)
+ifneq ($(CHECK_DTBS),)
DT_CHECKER ?= dt-validate
DT_CHECKER_FLAGS ?= $(if $(DT_SCHEMA_FILES),-l $(DT_SCHEMA_FILES),-m)
DT_BINDING_DIR := Documentation/devicetree/bindings