--- zzzz-none-000/linux-4.19.183/scripts/Makefile.lib	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/scripts/Makefile.lib	2023-06-28 08:54:21.000000000 +0000
@@ -165,6 +165,7 @@
 ld_flags       = $(KBUILD_LDFLAGS) $(ldflags-y) $(LDFLAGS_$(@F))
 
 DTC_INCLUDE    := $(srctree)/scripts/dtc/include-prefixes
+DTC_INCLUDE    += $(objtree)/include
 
 dtc_cpp_flags  = -Wp,-MD,$(depfile).pre.tmp -nostdinc                    \
 		 $(addprefix -I,$(DTC_INCLUDE))                          \