diff --git a/Documentation/devicetree/bindings/mfd/atmel-usart.txt b/Documentation/devicetree/bindings/mfd/atmel-usart.txt
index 614a14b5d205..a09133066aff 100644
--- a/Documentation/devicetree/bindings/mfd/atmel-usart.txt
+++ b/Documentation/devicetree/bindings/mfd/atmel-usart.txt
@@ -4,8 +4,10 @@ Required properties for USART:
 - compatible: Should be one of the following:
 	- "atmel,at91rm9200-usart"
 	- "atmel,at91sam9260-usart"
+	- "microchip,sam9x60-usart"
 	- "atmel,at91rm9200-dbgu", "atmel,at91rm9200-usart"
 	- "atmel,at91sam9260-dbgu", "atmel,at91sam9260-usart"
+	- "microchip,sam9x60-dbgu", "microchip,sam9x60-usart"
 - reg: Should contain registers location and length
 - interrupts: Should contain interrupt
 - clock-names: tuple listing input clock names.