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-rw-r--r--Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
index 8afbac24c34e..f86f8b23ef18 100644
--- a/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
+++ b/Documentation/devicetree/bindings/iio/proximity/devantech-srf04.yaml
@@ -74,6 +74,8 @@ required:
- trig-gpios
- echo-gpios
+additionalProperties: false
+
examples:
- |
#include <dt-bindings/gpio/gpio.h>