diff --git a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt
index 233b2fd8525b..105160c795a1 100644
--- a/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/pl353-smc.txt
@@ -18,6 +18,10 @@ The child device node represents the controller connected to the SMC
 bus. Only one between: NAND controller, NOR controller and SRAM controller
 is allowed in a single system.
 
+Required device node properties:
+
+- reg:			Contains the chip-select id, the offset and the length
+			of the memory region requested by the device.
 
 Example:
 	smcc: memory-controller@e000e000