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-rw-r--r--scripts/Makefile.lib31
1 files changed, 28 insertions, 3 deletions
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 30f392fdfb0..8c77eaaa4ee 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -144,9 +144,10 @@ else
# $(call addtree,-I$(obj)) locates .h files in srctree, from generated .c files
# and locates generated .h files
# FIXME: Replace both with specific CFLAGS* statements in the makefiles
-__c_flags = $(call addtree,-I$(obj)) $(call flags,_c_flags)
-__a_flags = $(call flags,_a_flags)
-__cpp_flags = $(call flags,_cpp_flags)
+__c_flags = $(if $(obj),$(call addtree,-I$(src)) -I$(obj)) \
+ $(call flags,_c_flags)
+__a_flags = $(call flags,_a_flags)
+__cpp_flags = $(call flags,_cpp_flags)
endif
# Modified for U-Boot: LINUXINCLUDE -> UBOOTINCLUDE
@@ -274,6 +275,30 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \
# DTC
# ---------------------------------------------------------------------------
+# Disable noisy checks by default
+ifeq ($(findstring 1,$(KBUILD_ENABLE_EXTRA_GCC_CHECKS)),)
+DTC_FLAGS += -Wno-unit_address_vs_reg \
+ -Wno-unit_address_format \
+ -Wno-avoid_unnecessary_addr_size \
+ -Wno-alias_paths \
+ -Wno-graph_child_address \
+ -Wno-graph_port \
+ -Wno-unique_unit_address \
+ -Wno-simple_bus_reg \
+ -Wno-pci_device_reg
+
+# U-Boot specific disables
+DTC_FLAGS += -Wno-pci_bridge \
+ -Wno-pci_device_bus_num
+endif
+
+ifneq ($(findstring 2,$(KBUILD_ENABLE_EXTRA_GCC_CHECKS)),)
+DTC_FLAGS += -Wnode_name_chars_strict \
+ -Wproperty_name_chars_strict
+endif
+
+DTC_FLAGS += $(DTC_FLAGS_$(basetarget))
+
# Generate an assembly file to wrap the output of the device tree compiler
quiet_cmd_dt_S_dtb= DTB $@
# Modified for U-Boot