--- zzzz-none-000/linux-4.9.276/arch/c6x/boot/dts/Makefile	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5590-750/linux-4.9.276/arch/c6x/boot/dts/Makefile	2023-04-19 08:55:43.000000000 +0000
@@ -16,5 +16,3 @@
 	$(call if_changed,cp)
 
 $(obj)/linked_dtb.o: $(obj)/builtin.dtb
-
-clean-files := *.dtb