diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
index 9fbde401a0909c94ca0cc12ae6b3550cb5d540a7..b4900d3b4a7c1a5c853389c686622306ba69c0fb 100644
--- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
@@ -39,6 +39,7 @@ RAMC SDRAM/DDR Controller required properties:
 			"atmel,at91sam9260-sdramc",
 			"atmel,at91sam9g45-ddramc",
 			"atmel,sama5d3-ddramc",
+			"microchip,sam9x60-ddramc"
 - reg: Should contain registers location and length
 
 Examples: