diff --git a/Documentation/devicetree/bindings/arm/marvell,berlin.txt b/Documentation/devicetree/bindings/arm/marvell,berlin.txt
index a99eb9eb14c0713809c388c43a863c2c37f41784..060daafc14ff58d05f816f01e203c1c57cb8111b 100644
--- a/Documentation/devicetree/bindings/arm/marvell,berlin.txt
+++ b/Documentation/devicetree/bindings/arm/marvell,berlin.txt
@@ -1,6 +1,18 @@
 Marvell Berlin SoC Family Device Tree Bindings
 ---------------------------------------------------------------
 
+Work in progress statement:
+
+Device tree files and bindings applying to Marvell Berlin SoCs and boards are
+considered "unstable". Any Marvell Berlin device tree binding may change at any
+time. Be sure to use a device tree binary and a kernel image generated from the
+same source tree.
+
+Please refer to Documentation/devicetree/bindings/ABI.txt for a definition of a
+stable binding/ABI.
+
+---------------------------------------------------------------
+
 Boards with a SoC of the Marvell Berlin family, e.g. Armada 1500
 shall have the following properties: