board: ge: bx50v3: use imx wdt

Enable DM imx WDT
Enable SYSRESET_WATCHDOG to maintain WDT based reset ability

Signed-off-by: Robert Beckett <bob.beckett@collabora.com>
diff --git a/arch/arm/dts/imx6q-bx50v3-uboot.dtsi b/arch/arm/dts/imx6q-bx50v3-uboot.dtsi
new file mode 100644
index 0000000..88dd7e2
--- /dev/null
+++ b/arch/arm/dts/imx6q-bx50v3-uboot.dtsi
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0+ OR X11
+/*
+ * Copyright 2019 Collabora Ltd
+ * Copyright 2019 General Electric Company
+ */
+
+/ {
+	wdt-reboot {
+		compatible = "wdt-reboot";
+		wdt = <&wdog1>;
+	};
+};
diff --git a/arch/arm/dts/imx6q-bx50v3.dtsi b/arch/arm/dts/imx6q-bx50v3.dtsi
index 009f88e..bb8f562 100644
--- a/arch/arm/dts/imx6q-bx50v3.dtsi
+++ b/arch/arm/dts/imx6q-bx50v3.dtsi
@@ -42,6 +42,7 @@
  */
 
 #include "imx6q-ba16.dtsi"
+#include "imx6q-bx50v3-uboot.dtsi"
 
 / {
 	mclk: clock-mclk {