# SPDX-License-Identifier: GPL-2.0DT_DOC_CHECKER ?= dt-doc-validateDT_EXTRACT_EX ?= dt-extract-exampleDT_MK_SCHEMA ?= dt-mk-schema DT_SCHEMA_LINT = $(shell which yamllint || \  echo "warning: python package 'yamllint' not installed, skipping" >&2) DT_SCHEMA_MIN_VERSION = 2024.4 PHONY += check_dtschema_versioncheck_dtschema_version:	@which $(DT_DOC_CHECKER) >/dev/null || \		{ echo "Error: '$(DT_DOC_CHECKER)' not found!" >&2; \		  echo "Ensure dtschema python package is installed and in your PATH." >&2; \		  echo "Current PATH is:" >&2; \		  echo "$$PATH" >&2; false; }	@{ echo $(DT_SCHEMA_MIN_VERSION); \	$(DT_DOC_CHECKER) --version 2>/dev/null || echo 0; } | sort -Vc >/dev/null || \	{ echo "ERROR: dtschema minimum version is v$(DT_SCHEMA_MIN_VERSION)" >&2; false; } quiet_cmd_extract_ex = DTEX    $@      cmd_extract_ex = $(DT_EXTRACT_EX) $< > $@ $(obj)/%.example.dts: $(src)/%.yaml check_dtschema_version FORCE	$(call if_changed,extract_ex) find_all_cmd = find $(src) \( -name '*.yaml' ! \		-name 'processed-schema*' \) find_cmd = $(find_all_cmd) | \		sed 's|^$(srctree)/||' | \		grep -F -e "$(subst :," -e ",$(DT_SCHEMA_FILES))" | \		sed 's|^|$(srctree)/|'CHK_DT_EXAMPLES := $(patsubst $(srctree)/%.yaml,%.example.dtb, \			      $(shell $(find_cmd) | xargs grep -l '^examples:')) quiet_cmd_yamllint = LINT    $(src)      cmd_yamllint = ($(find_cmd) | \                     xargs -n200 -P$$(nproc) \		     $(DT_SCHEMA_LINT) -f parsable -c $(src)/.yamllint >&2) \		     && touch $@ || true quiet_cmd_chk_bindings = CHKDT   $(src)      cmd_chk_bindings = ($(find_cmd) | \			  xargs -n200 -P$$(nproc) $(DT_DOC_CHECKER) -u $(src)) \			  && touch $@ || true DT_CHK_STYLE = $(srctree)/scripts/dtc/dt-check-style # Feed the file list to the checker via @argfile in a single Python# process so the ruamel.yaml import is paid once. scripts/jobserver-exec# claims slots from the GNU make jobserver and exposes the count via# $PARALLELISM, which dt-check-style picks up to size its worker pool.quiet_cmd_chk_style = STYLE   $(src)      cmd_chk_style = f=$$(mktemp) && $(find_cmd) > $$f && \		      $(PYTHON3) $(srctree)/scripts/jobserver-exec \		      $(PYTHON3) $(DT_CHK_STYLE) @$$f \		      && touch $@ || true; rm -f $$f quiet_cmd_mk_schema = SCHEMA  $@      cmd_mk_schema = f=$$(mktemp) ; \                      $(find_all_cmd) > $$f ; \                      $(DT_MK_SCHEMA) -j $(DT_MK_SCHEMA_FLAGS) @$$f > $@ ; \		      rm -f $$f DT_DOCS = $(patsubst $(srctree)/%,%,$(shell $(find_all_cmd))) override DTC_FLAGS := \	-Wno-avoid_unnecessary_addr_size \	-Wno-unique_unit_address \	-Wunique_unit_address_if_enabled $(obj)/processed-schema.json: $(DT_DOCS) check_dtschema_version FORCE	$(call if_changed,mk_schema) targets += .dt-binding.checked .yamllint.checked .dt-style.checked$(obj)/.yamllint.checked: $(DT_DOCS) $(src)/.yamllint FORCE	$(if $(DT_SCHEMA_LINT),$(call if_changed,yamllint),) $(obj)/.dt-binding.checked: $(DT_DOCS) FORCE	$(call if_changed,chk_bindings) $(obj)/.dt-style.checked: $(DT_DOCS) FORCE	$(call if_changed,chk_style) always-y += processed-schema.jsontargets += $(patsubst $(obj)/%,%, $(CHK_DT_EXAMPLES))targets += $(patsubst $(obj)/%.dtb,%.dts, $(CHK_DT_EXAMPLES)) # Hack: avoid 'Argument list too long' error for 'make clean'. Remove most of# build artifacts here before they are processed by scripts/Makefile.cleanclean-files = $(shell find $(obj) \( -name '*.example.dts' -o \			-name '*.example.dtb' \) -delete 2>/dev/null) dt_compatible_check: $(obj)/processed-schema.json	$(Q)$(srctree)/scripts/dtc/dt-extract-compatibles $(srctree) | xargs dt-check-compatible -v -s $< PHONY += dt_binding_check_onedt_binding_check_one: $(obj)/.dt-binding.checked $(obj)/.yamllint.checked $(obj)/.dt-style.checked PHONY += dt_binding_checkdt_binding_check: dt_binding_check_one $(CHK_DT_EXAMPLES)