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diff --git a/Documentation/devicetree/bindings/arm/mvebu-system-controller.txt b/Documentation/devicetree/bindings/arm/mvebu-system-controller.txt
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+MVEBU System Controller
+-----------------------
+MVEBU (Marvell SOCs: Armada 370/XP, Dove, mv78xx0, Kirkwood, Orion5x)
+
+Required properties:
+
+- compatible: one of:
+        - "marvell,orion-system-controller"
+        - "marvell,armada-370-xp-system-controller"
+- reg: Should contain system controller registers location and length.
+
+Example:
+
+        system-controller@d0018200 {
+                compatible = "marvell,armada-370-xp-system-controller";
+                reg = <0xd0018200 0x500>;
+        };