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1# SPDX-License-Identifier: GPL-2.02DT_DOC_CHECKER ?= dt-doc-validate3DT_EXTRACT_EX ?= dt-extract-example4DT_MK_SCHEMA ?= dt-mk-schema5 6DT_SCHEMA_LINT = $(shell which yamllint || \7 echo "warning: python package 'yamllint' not installed, skipping" >&2)8 9DT_SCHEMA_MIN_VERSION = 2023.910 11PHONY += check_dtschema_version12check_dtschema_version:13 @which $(DT_DOC_CHECKER) >/dev/null || \14 { echo "Error: '$(DT_DOC_CHECKER)' not found!" >&2; \15 echo "Ensure dtschema python package is installed and in your PATH." >&2; \16 echo "Current PATH is:" >&2; \17 echo "$$PATH" >&2; false; }18 @{ echo $(DT_SCHEMA_MIN_VERSION); \19 $(DT_DOC_CHECKER) --version 2>/dev/null || echo 0; } | sort -Vc >/dev/null || \20 { echo "ERROR: dtschema minimum version is v$(DT_SCHEMA_MIN_VERSION)" >&2; false; }21 22quiet_cmd_extract_ex = DTEX $@23 cmd_extract_ex = $(DT_EXTRACT_EX) $< > $@24 25$(obj)/%.example.dts: $(src)/%.yaml check_dtschema_version FORCE26 $(call if_changed,extract_ex)27 28find_all_cmd = find $(src) \( -name '*.yaml' ! \29 -name 'processed-schema*' \)30 31find_cmd = $(find_all_cmd) | \32 sed 's|^$(srctree)/||' | \33 grep -F -e "$(subst :," -e ",$(DT_SCHEMA_FILES))" | \34 sed 's|^|$(srctree)/|'35CHK_DT_EXAMPLES := $(patsubst $(srctree)/%.yaml,%.example.dtb, $(shell $(find_cmd)))36 37quiet_cmd_yamllint = LINT $(src)38 cmd_yamllint = ($(find_cmd) | \39 xargs -n200 -P$$(nproc) \40 $(DT_SCHEMA_LINT) -f parsable -c $(src)/.yamllint >&2) \41 && touch $@ || true42 43quiet_cmd_chk_bindings = CHKDT $(src)44 cmd_chk_bindings = ($(find_cmd) | \45 xargs -n200 -P$$(nproc) $(DT_DOC_CHECKER) -u $(src)) \46 && touch $@ || true47 48quiet_cmd_mk_schema = SCHEMA $@49 cmd_mk_schema = f=$$(mktemp) ; \50 $(find_all_cmd) > $$f ; \51 $(DT_MK_SCHEMA) -j $(DT_MK_SCHEMA_FLAGS) @$$f > $@ ; \52 rm -f $$f53 54DT_DOCS = $(patsubst $(srctree)/%,%,$(shell $(find_all_cmd)))55 56override DTC_FLAGS := \57 -Wno-avoid_unnecessary_addr_size \58 -Wno-graph_child_address \59 -Wno-interrupt_provider \60 -Wno-unique_unit_address \61 -Wunique_unit_address_if_enabled62 63$(obj)/processed-schema.json: $(DT_DOCS) check_dtschema_version FORCE64 $(call if_changed,mk_schema)65 66targets += .dt-binding.checked .yamllint.checked67$(obj)/.yamllint.checked: $(DT_DOCS) $(src)/.yamllint FORCE68 $(if $(DT_SCHEMA_LINT),$(call if_changed,yamllint),)69 70$(obj)/.dt-binding.checked: $(DT_DOCS) FORCE71 $(call if_changed,chk_bindings)72 73always-y += processed-schema.json74targets += $(patsubst $(obj)/%,%, $(CHK_DT_EXAMPLES))75targets += $(patsubst $(obj)/%.dtb,%.dts, $(CHK_DT_EXAMPLES))76 77# Hack: avoid 'Argument list too long' error for 'make clean'. Remove most of78# build artifacts here before they are processed by scripts/Makefile.clean79clean-files = $(shell find $(obj) \( -name '*.example.dts' -o \80 -name '*.example.dtb' \) -delete 2>/dev/null)81 82dt_compatible_check: $(obj)/processed-schema.json83 $(Q)$(srctree)/scripts/dtc/dt-extract-compatibles $(srctree) | xargs dt-check-compatible -v -s $<84 85PHONY += dt_binding_check86dt_binding_check: $(obj)/.dt-binding.checked $(obj)/.yamllint.checked $(CHK_DT_EXAMPLES)87