diff --git a/arch/arm/boot/dts/at91sam9263ek.dts b/arch/arm/boot/dts/at91sam9263ek.dts
index 15009c9f229328957221a7b536de9ce3c0e8e630..5cf93eecd8f1a7623b5ccefca6ed5a5fd940a5b2 100644
--- a/arch/arm/boot/dts/at91sam9263ek.dts
+++ b/arch/arm/boot/dts/at91sam9263ek.dts
@@ -29,6 +29,14 @@
 			compatible = "atmel,osc", "fixed-clock";
 			clock-frequency = <16367660>;
 		};
+
+		slow_xtal {
+			clock-frequency = <32768>;
+		};
+
+		main_xtal {
+			clock-frequency = <16367660>;
+		};
 	};
 
 	ahb {