diff --git a/arch/arm/boot/dts/at91sam9m10g45ek.dts b/arch/arm/boot/dts/at91sam9m10g45ek.dts
index d8dd22651090..33ce7ca2c404 100644
--- a/arch/arm/boot/dts/at91sam9m10g45ek.dts
+++ b/arch/arm/boot/dts/at91sam9m10g45ek.dts
@@ -161,6 +161,15 @@ pwm0: pwm@fffb8000 {
 				pinctrl-0 = <&pinctrl_pwm_leds>;
 			};
 
+			rtc@fffffd20 {
+				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
+				status = "okay";
+			};
+
+			gpbr: syscon@fffffd60 {
+				status = "okay";
+			};
+
 			rtc@fffffdb0 {
 				status = "okay";
 			};