ARM: dts: vf610-zii-ssmb-spu3: Disable watchdog

On vf610-zii-ssmb-spu3 board there is a supervisory microcontroller that
provides the watchdog functionality, so disable the on-chip Vybrid's
watchdog.
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/vf610-zii-ssmb-spu3.dts

@@ -254,6 +254,10 @@ eeprom@a3 {
 	};
 };
 
+&wdoga5 {
+	status = "disabled";
+};
+
 &iomuxc {
 	pinctrl_dspi1: dspi1grp {
 		fsl,pins = <