diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst
index a1be75d0a5fd3fbf4742e555046896ea6fa6fe65..34614a48b717eafa2c15f418e6e6769905e32ec1 100644
--- a/scripts/Makefile.dtbinst
+++ b/scripts/Makefile.dtbinst
@@ -20,12 +20,6 @@ include include/config/auto.conf
 include scripts/Kbuild.include
 include $(src)/Makefile
 
-PHONY += __dtbs_install_prep
-__dtbs_install_prep:
-ifeq ("$(dtbinst-root)", "$(obj)")
-	$(Q)mkdir -p $(INSTALL_DTBS_PATH)
-endif
-
 dtbinst-files	:= $(dtb-y)
 dtbinst-dirs	:= $(dts-dirs)
 
@@ -35,8 +29,6 @@ quiet_cmd_dtb_install =	INSTALL $<
 
 install-dir = $(patsubst $(dtbinst-root)%,$(INSTALL_DTBS_PATH)%,$(obj))
 
-$(dtbinst-files) $(dtbinst-dirs): | __dtbs_install_prep
-
 $(dtbinst-files): %.dtb: $(obj)/%.dtb
 	$(call cmd,dtb_install,$(install-dir))