--- zzzz-none-000/linux-4.9.276/Documentation/kbuild/makefiles.txt	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/Documentation/kbuild/makefiles.txt	2023-04-05 08:19:00.000000000 +0000
@@ -1170,7 +1170,6 @@
 
 	Example:
 		targets += $(dtb-y)
-		clean-files += *.dtb
 		DTC_FLAGS ?= -p 1024
 
 --- 6.8 Custom kbuild commands