1 # SPDX-License-Identifier: GPL-2.0
2 DT_DOC_CHECKER ?
= dt-doc-validate
3 DT_EXTRACT_EX ?
= dt-extract-example
4 DT_MK_SCHEMA ?
= dt-mk-schema
6 DT_SCHEMA_LINT
= $(shell which yamllint || \
7 echo
"warning: python package 'yamllint' not installed, skipping" >&2)
9 DT_SCHEMA_MIN_VERSION
= 2023.9
11 PHONY
+= check_dtschema_version
12 check_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
"$$PATH" >&2; false
; }
18 @
{ echo
$(DT_SCHEMA_MIN_VERSION
); \
19 $(DT_DOC_CHECKER
) --version
2>/dev
/null || echo
0; } |
sort -Vc
>/dev
/null || \
20 { echo
"ERROR: dtschema minimum version is v$(DT_SCHEMA_MIN_VERSION)" >&2; false
; }
22 quiet_cmd_extract_ex
= DTEX
$@
23 cmd_extract_ex
= $(DT_EXTRACT_EX
) $< > $@
25 $(obj
)/%.example.dts
: $(src
)/%.yaml check_dtschema_version FORCE
26 $(call if_changed
,extract_ex
)
28 find_all_cmd
= find
$(srctree
)/$(src
) \
( -name
'*.yaml' ! \
29 -name
'processed-schema*' \
)
31 find_cmd
= $(find_all_cmd
) | \
32 sed
's|^$(srctree)/||' | \
33 grep
-F
-e
"$(subst :," -e
",$(DT_SCHEMA_FILES))" | \
34 sed
's|^|$(srctree)/|'
35 CHK_DT_DOCS
:= $(shell $(find_cmd
))
37 quiet_cmd_yamllint
= LINT
$(src
)
38 cmd_yamllint
= ($(find_cmd
) | \
39 xargs
-n200
-P
$$(nproc
) \
40 $(DT_SCHEMA_LINT
) -f parsable
-c
$(srctree
)/$(src
)/.yamllint
>&2) || true
42 quiet_cmd_chk_bindings
= CHKDT
$@
43 cmd_chk_bindings
= ($(find_cmd
) | \
44 xargs
-n200
-P
$$(nproc
) $(DT_DOC_CHECKER
) -u
$(srctree
)/$(src
)) || true
46 quiet_cmd_mk_schema
= SCHEMA
$@
47 cmd_mk_schema
= f
=$$(mktemp
) ; \
48 $(find_all_cmd
) > $$f ; \
49 $(DT_MK_SCHEMA
) -j
$(DT_MK_SCHEMA_FLAGS
) @
$$f > $@
; \
53 $(if
$(DT_SCHEMA_LINT
),$(call cmd
,yamllint
),)
54 $(call cmd
,chk_bindings
)
58 DT_DOCS
= $(patsubst $(srctree
)/%,%,$(shell $(find_all_cmd
)))
60 override DTC_FLAGS
:= \
61 -Wno-avoid_unnecessary_addr_size \
62 -Wno-graph_child_address \
63 -Wno-interrupt_provider \
64 -Wno-unique_unit_address \
65 -Wunique_unit_address_if_enabled
67 # Disable undocumented compatible checks until warning free
68 override DT_CHECKER_FLAGS ?
=
70 $(obj
)/processed-schema.json
: $(DT_DOCS
) $(src
)/.yamllint check_dtschema_version FORCE
71 $(call if_changed_rule
,chkdt
)
73 always-y
+= processed-schema.json
74 always-
$(CHECK_DT_BINDING
) += $(patsubst $(srctree
)/$(src
)/%.yaml
,%.example.dts
, $(CHK_DT_DOCS
))
75 always-
$(CHECK_DT_BINDING
) += $(patsubst $(srctree
)/$(src
)/%.yaml
,%.example.dtb
, $(CHK_DT_DOCS
))
77 # Hack: avoid 'Argument list too long' error for 'make clean'. Remove most of
78 # build artifacts here before they are processed by scripts/Makefile.clean
79 clean-files
= $(shell find
$(obj
) \
( -name
'*.example.dts' -o \
80 -name
'*.example.dtb' \
) -delete
2>/dev
/null
)
82 dt_compatible_check
: $(obj
)/processed-schema.json
83 $(Q
)$(srctree
)/scripts
/dtc
/dt-extract-compatibles
$(srctree
) | xargs dt-check-compatible
-v
-s
$<