arm: zynq: Enable cadence driver on zc706

Enable watchdog with reset-on-timeout feature.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/dts/zynq-zc706.dts b/arch/arm/dts/zynq-zc706.dts
index d342306..a88a83c 100644
--- a/arch/arm/dts/zynq-zc706.dts
+++ b/arch/arm/dts/zynq-zc706.dts
@@ -333,3 +333,7 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_usb0_default>;
 };
+
+&watchdog0 {
+	reset-on-timeout;
+};