+# SPDX-License-Identifier: GPL-2.0
# ==========================================================================
#
# make W=... settings
warning-1 += $(call cc-option, -Wunused-but-set-variable)
warning-1 += $(call cc-disable-warning, missing-field-initializers)
-# Clang
-warning-1 += $(call cc-disable-warning, initializer-overrides)
-warning-1 += $(call cc-disable-warning, unused-value)
-warning-1 += $(call cc-disable-warning, format)
-warning-1 += $(call cc-disable-warning, unknown-warning-option)
-warning-1 += $(call cc-disable-warning, sign-compare)
-warning-1 += $(call cc-disable-warning, format-zero-length)
-warning-1 += $(call cc-disable-warning, uninitialized)
-warning-1 += $(call cc-option, -fcatch-undefined-behavior)
-
warning-2 := -Waggregate-return
warning-2 += -Wcast-align
warning-2 += -Wdisabled-optimization
endif
KBUILD_CFLAGS += $(warning)
+
+dtc-warning-2 += -Wnode_name_chars_strict
+dtc-warning-2 += -Wproperty_name_chars_strict
+
+dtc-warning := $(dtc-warning-$(findstring 1, $(KBUILD_ENABLE_EXTRA_GCC_CHECKS)))
+dtc-warning += $(dtc-warning-$(findstring 2, $(KBUILD_ENABLE_EXTRA_GCC_CHECKS)))
+dtc-warning += $(dtc-warning-$(findstring 3, $(KBUILD_ENABLE_EXTRA_GCC_CHECKS)))
+
+DTC_FLAGS += $(dtc-warning)
+
+else
+
+# Disable noisy checks by default
+DTC_FLAGS += -Wno-unit_address_vs_reg
+DTC_FLAGS += -Wno-simple_bus_reg
+DTC_FLAGS += -Wno-unit_address_format
+DTC_FLAGS += -Wno-pci_bridge
+DTC_FLAGS += -Wno-pci_device_bus_num
+DTC_FLAGS += -Wno-pci_device_reg
+DTC_FLAGS += -Wno-avoid_unnecessary_addr_size
+DTC_FLAGS += -Wno-alias_paths
+
endif