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-rw-r--r--Documentation/Makefile2
-rw-r--r--Documentation/devicetree/bindings/.gitignore2
-rw-r--r--Documentation/devicetree/bindings/Makefile27
3 files changed, 30 insertions, 1 deletions
diff --git a/Documentation/Makefile b/Documentation/Makefile
index 2ca77ad0f238..9786957c6a35 100644
--- a/Documentation/Makefile
+++ b/Documentation/Makefile
@@ -2,7 +2,7 @@
# Makefile for Sphinx documentation
#
-subdir-y :=
+subdir-y := devicetree/bindings/
# You can set these variables from the command line.
SPHINXBUILD = sphinx-build
diff --git a/Documentation/devicetree/bindings/.gitignore b/Documentation/devicetree/bindings/.gitignore
new file mode 100644
index 000000000000..ef82fcfcccab
--- /dev/null
+++ b/Documentation/devicetree/bindings/.gitignore
@@ -0,0 +1,2 @@
+*.example.dts
+processed-schema.yaml
diff --git a/Documentation/devicetree/bindings/Makefile b/Documentation/devicetree/bindings/Makefile
new file mode 100644
index 000000000000..6e5cef0ed6fb
--- /dev/null
+++ b/Documentation/devicetree/bindings/Makefile
@@ -0,0 +1,27 @@
+# SPDX-License-Identifier: GPL-2.0
+DT_DOC_CHECKER ?= dt-doc-validate
+DT_EXTRACT_EX ?= dt-extract-example
+DT_MK_SCHEMA ?= dt-mk-schema
+DT_MK_SCHEMA_FLAGS := $(if $(DT_SCHEMA_FILES), -u)
+
+quiet_cmd_chk_binding = CHKDT $(patsubst $(srctree)/%,%,$<)
+ cmd_chk_binding = $(DT_DOC_CHECKER) $< ; \
+ $(DT_EXTRACT_EX) $< > $@
+
+$(obj)/%.example.dts: $(src)/%.yaml FORCE
+ $(call if_changed,chk_binding)
+
+DT_TMP_SCHEMA := processed-schema.yaml
+extra-y += $(DT_TMP_SCHEMA)
+
+quiet_cmd_mk_schema = SCHEMA $@
+ cmd_mk_schema = $(DT_MK_SCHEMA) $(DT_MK_SCHEMA_FLAGS) -o $@ $(filter-out FORCE, $^)
+
+DT_DOCS = $(shell cd $(srctree)/$(src) && find * -name '*.yaml')
+DT_SCHEMA_FILES ?= $(addprefix $(src)/,$(DT_DOCS))
+
+extra-y += $(patsubst $(src)/%.yaml,%.example.dts, $(DT_SCHEMA_FILES))
+extra-y += $(patsubst $(src)/%.yaml,%.example.dtb, $(DT_SCHEMA_FILES))
+
+$(obj)/$(DT_TMP_SCHEMA): $(DT_SCHEMA_FILES) FORCE
+ $(call if_changed,mk_schema)

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