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kbuild: verify dtoverlay files against schema

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Currently only the single part device trees are validated against DT
schema. For the multipart DT files only the base DTB is validated.
Extend the fdtoverlay commands to validate the resulting DTB file
against schema.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240527-dtbo-check-schema-v1-1-ee1094f88f74@linaro.org
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
This commit is contained in:
Dmitry Baryshkov 2024-05-27 14:34:24 +03:00 committed by Rob Herring (Arm)
parent 2bcc896986
commit 49636c5680
1 changed files with 8 additions and 1 deletions
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9
scripts/Makefile.lib
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@ -407,8 +407,15 @@ cmd_dtc = $(HOSTCC) -E $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ;
-d $(depfile).dtc.tmp $(dtc-tmp) ; \
cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile)
DT_CHECK_CMD = $(DT_CHECKER) $(DT_CHECKER_FLAGS) -u $(srctree)/$(DT_BINDING_DIR) -p $(DT_TMP_SCHEMA)
ifneq ($(CHECK_DTBS),)
quiet_cmd_fdtoverlay = DTOVLCH $@
cmd_fdtoverlay = $(objtree)/scripts/dtc/fdtoverlay -o $@ -i $(real-prereqs) ; $(DT_CHECK_CMD) $@ || true
else
quiet_cmd_fdtoverlay = DTOVL $@
cmd_fdtoverlay = $(objtree)/scripts/dtc/fdtoverlay -o $@ -i $(real-prereqs)
endif
$(multi-dtb-y): FORCE
$(call if_changed,fdtoverlay)
@ -421,7 +428,7 @@ DT_BINDING_DIR := Documentation/devicetree/bindings
DT_TMP_SCHEMA := $(objtree)/$(DT_BINDING_DIR)/processed-schema.json
quiet_cmd_dtb = DTC_CHK $@
cmd_dtb = $(cmd_dtc) ; $(DT_CHECKER) $(DT_CHECKER_FLAGS) -u $(srctree)/$(DT_BINDING_DIR) -p $(DT_TMP_SCHEMA) $@ || true
cmd_dtb = $(cmd_dtc) ; $(DT_CHECK_CMD) $@ || true
else
quiet_cmd_dtb = $(quiet_cmd_dtc)
cmd_dtb = $(cmd_dtc)