diff --git a/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml b/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml
index fe5145d3b73cf278af0b049e0667b08edab14586..e8ca9a2340275cabf79077d7eb5c2681fa064ce8 100644
--- a/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml
+++ b/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml
@@ -18,6 +18,10 @@ properties:
           - asahi-kasei,ak09911
           - asahi-kasei,ak09912
           - asahi-kasei,ak09916
+      - items:
+          # ak09918 is register compatible with ak09912.
+          - const: asahi-kasei,ak09918
+          - const: asahi-kasei,ak09912
       - enum:
           - ak8975
           - ak8963