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-rw-r--r--dts/Bindings/writing-schema.rst5
1 files changed, 4 insertions, 1 deletions
diff --git a/dts/Bindings/writing-schema.rst b/dts/Bindings/writing-schema.rst
index 4a381d20f2..0a6cf19a14 100644
--- a/dts/Bindings/writing-schema.rst
+++ b/dts/Bindings/writing-schema.rst
@@ -159,11 +159,14 @@ It is possible to run both in a single command::
make dt_binding_check dtbs_check
It is also possible to run checks with a subset of matching schema files by
-setting the ``DT_SCHEMA_FILES`` variable to a specific schema file or pattern.
+setting the ``DT_SCHEMA_FILES`` variable to 1 or more specific schema files or
+patterns (partial match of a fixed string). Each file or pattern should be
+separated by ':'.
::
make dt_binding_check DT_SCHEMA_FILES=trivial-devices.yaml
+ make dt_binding_check DT_SCHEMA_FILES=trivial-devices.yaml:rtc.yaml
make dt_binding_check DT_SCHEMA_FILES=/gpio/
make dtbs_check DT_SCHEMA_FILES=trivial-devices.yaml