diff --git a/arch/arm/boot/dts/at91sam9263ek.dts b/arch/arm/boot/dts/at91sam9263ek.dts
index eff1afb8130405599e2f68df39922844bf09abd8..70f835b55c0bd91bb07949bf309ca674264bc82e 100644
--- a/arch/arm/boot/dts/at91sam9263ek.dts
+++ b/arch/arm/boot/dts/at91sam9263ek.dts
@@ -89,6 +89,10 @@
 					reg = <0>;
 				};
 			};
+
+			watchdog@fffffd40 {
+				status = "okay";
+			};
 		};
 
 		nand0: nand@40000000 {
diff --git a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
index c7ffc32918f920207a6f354fa017e91ee7beffc1..137354689ad0a6dfdd08d07b348cd8cf08705e42 100644
--- a/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
+++ b/arch/arm/boot/dts/at91sam9g20ek_common.dtsi
@@ -104,6 +104,10 @@
 					reg = <1>;
 				};
 			};
+
+			watchdog@fffffd40 {
+				status = "okay";
+			};
 		};
 
 		nand0: nand@40000000 {
diff --git a/arch/arm/boot/dts/at91sam9m10g45ek.dts b/arch/arm/boot/dts/at91sam9m10g45ek.dts
index 89c50d108d440674219e668110d9d333ab8c1d3b..91dbf791d2c68db95cfe9e198bd245c1a608df2d 100644
--- a/arch/arm/boot/dts/at91sam9m10g45ek.dts
+++ b/arch/arm/boot/dts/at91sam9m10g45ek.dts
@@ -59,6 +59,10 @@
 				status = "okay";
 			};
 
+			watchdog@fffffd40 {
+				status = "okay";
+			};
+
 			mmc0: mmc@fff80000 {
 				pinctrl-0 = <
 					&pinctrl_board_mmc0
diff --git a/arch/arm/boot/dts/at91sam9n12ek.dts b/arch/arm/boot/dts/at91sam9n12ek.dts
index 2e67cd5e47eb665ea8b1a508cd4ab861dfe40f47..d59b70c6a6a0dbadafcded2baaba38f12270aff4 100644
--- a/arch/arm/boot/dts/at91sam9n12ek.dts
+++ b/arch/arm/boot/dts/at91sam9n12ek.dts
@@ -77,6 +77,10 @@
 					reg = <0>;
 				};
 			};
+
+			watchdog@fffffe40 {
+				status = "okay";
+			};
 		};
 
 		nand0: nand@40000000 {
diff --git a/arch/arm/boot/dts/at91sam9x5ek.dtsi b/arch/arm/boot/dts/at91sam9x5ek.dtsi
index 19c8ebb303f442e5e3207ae1db57cc08ccd113af..5930b0eb68a77ff6adb4aa671f6cdbb8846e3eeb 100644
--- a/arch/arm/boot/dts/at91sam9x5ek.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5ek.dtsi
@@ -81,6 +81,10 @@
 					reg = <0>;
 				};
 			};
+
+			watchdog@fffffe40 {
+				status = "okay";
+			};
 		};
 
 		usb0: ohci@00600000 {