arm: vf610-twr: Add device tree file's

- Add device tree files for NXP/Freescale VF610 Tower Board.
- Enable lpuart support on NXP/Freescale VF610 Tower Board.
- Use UART1 as stdout.
Signed-off-by: NBhuvanchandra DV <bhuvanchandra.dv@toradex.com>
Reviewed-by: NBin Meng <bmeng.cn@gmail.com>

arch/arm/dts/Makefile

@@ -195,7 +195,8 @@ dtb-$(CONFIG_MACH_SUN9I) += \
 	sun9i-a80-cubieboard4.dtb
 
 dtb-$(CONFIG_VF610) += vf500-colibri.dtb \
-	vf610-colibri.dtb
+	vf610-colibri.dtb \
+	vf610-twr.dtb
 
 dtb-$(CONFIG_SOC_KEYSTONE) += k2hk-evm.dtb \
 	k2l-evm.dtb \

arch/arm/dts/vf610-twr.dts

+/*
+ * Copyright 2016 Toradex AG
+ *
+ * SPDX-License-Identifier:     GPL-2.0+ or X11
+ */
+
+/dts-v1/;
+#include "vf.dtsi"
+
+/ {
+	model = "VF610 Tower Board";
+	compatible = "fsl,vf610-twr", "fsl,vf610";
+
+	choosen {
+		stdout-path = &uart1;
+	};
+
+};
+
+&uart1 {
+	status = "okay";
+};