81 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
			
		
		
	
	
			81 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Makefile
		
	
	
	
	
	
# SPDX-License-Identifier: GPL-2.0
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DT_DOC_CHECKER ?= dt-doc-validate
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DT_EXTRACT_EX ?= dt-extract-example
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DT_MK_SCHEMA ?= dt-mk-schema
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DT_SCHEMA_LINT = $(shell which yamllint || \
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  echo "warning: python package 'yamllint' not installed, skipping" >&2)
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DT_SCHEMA_MIN_VERSION = 2022.3
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PHONY += check_dtschema_version
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check_dtschema_version:
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	@which $(DT_DOC_CHECKER) >/dev/null || \
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		{ echo "Error: '$(DT_DOC_CHECKER)' not found!" >&2; \
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		  echo "Ensure dtschema python package is installed and in your PATH." >&2; \
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		  echo "Current PATH is:" >&2; \
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		  echo "$$PATH" >&2; false; }
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	@{ echo $(DT_SCHEMA_MIN_VERSION); \
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	$(DT_DOC_CHECKER) --version 2>/dev/null || echo 0; } | sort -Vc >/dev/null || \
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	{ echo "ERROR: dtschema minimum version is v$(DT_SCHEMA_MIN_VERSION)" >&2; false; }
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quiet_cmd_extract_ex = DTEX    $@
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      cmd_extract_ex = $(DT_EXTRACT_EX) $< > $@
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$(obj)/%.example.dts: $(src)/%.yaml check_dtschema_version FORCE
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	$(call if_changed,extract_ex)
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find_all_cmd = find $(srctree)/$(src) \( -name '*.yaml' ! \
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		-name 'processed-schema*' \)
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find_cmd = $(find_all_cmd) | grep -F "$(DT_SCHEMA_FILES)"
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CHK_DT_DOCS := $(shell $(find_cmd))
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quiet_cmd_yamllint = LINT    $(src)
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      cmd_yamllint = ($(find_cmd) | \
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                     xargs -n200 -P$$(nproc) \
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		     $(DT_SCHEMA_LINT) -f parsable -c $(srctree)/$(src)/.yamllint >&2) || true
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quiet_cmd_chk_bindings = CHKDT   $@
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      cmd_chk_bindings = ($(find_cmd) | \
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                         xargs -n200 -P$$(nproc) $(DT_DOC_CHECKER) -u $(srctree)/$(src)) || true
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quiet_cmd_mk_schema = SCHEMA  $@
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      cmd_mk_schema = f=$$(mktemp) ; \
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                      $(find_all_cmd) > $$f ; \
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                      $(DT_MK_SCHEMA) -j $(DT_MK_SCHEMA_FLAGS) @$$f > $@ ; \
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		      rm -f $$f
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define rule_chkdt
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	$(if $(DT_SCHEMA_LINT),$(call cmd,yamllint),)
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	$(call cmd,chk_bindings)
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	$(call cmd,mk_schema)
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endef
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DT_DOCS = $(patsubst $(srctree)/%,%,$(shell $(find_all_cmd)))
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override DTC_FLAGS := \
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	-Wno-avoid_unnecessary_addr_size \
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	-Wno-graph_child_address \
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	-Wno-interrupt_provider \
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	-Wno-unique_unit_address \
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	-Wunique_unit_address_if_enabled
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# Disable undocumented compatible checks until warning free
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override DT_CHECKER_FLAGS ?=
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$(obj)/processed-schema.json: $(DT_DOCS) $(src)/.yamllint check_dtschema_version FORCE
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	$(call if_changed_rule,chkdt)
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always-y += processed-schema.json
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always-$(CHECK_DT_BINDING) += $(patsubst $(srctree)/$(src)/%.yaml,%.example.dts, $(CHK_DT_DOCS))
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always-$(CHECK_DT_BINDING) += $(patsubst $(srctree)/$(src)/%.yaml,%.example.dtb, $(CHK_DT_DOCS))
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# Hack: avoid 'Argument list too long' error for 'make clean'. Remove most of
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# build artifacts here before they are processed by scripts/Makefile.clean
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clean-files = $(shell find $(obj) \( -name '*.example.dts' -o \
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			-name '*.example.dtb' \) -delete 2>/dev/null)
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dt_compatible_check: $(obj)/processed-schema.json
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	$(Q)$(srctree)/scripts/dtc/dt-extract-compatibles $(srctree) | xargs dt-check-compatible -v -s $<
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