--- zzzz-none-000/linux-4.9.276/arch/openrisc/boot/dts/Makefile	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/arch/openrisc/boot/dts/Makefile	2023-04-05 08:19:00.000000000 +0000
@@ -5,6 +5,4 @@
 endif
 obj-y += $(BUILTIN_DTB)
 
-clean-files := *.dtb.S
-
 #DTC_FLAGS ?= -p 1024