board: allwinner: sun50i-h6: Add Orangepi Lite2 support

OrangePi Lite2 is Allwinner H6 based open-source SBC,
which support:
- Allwinner H6 Quad-core 64-bit ARM Cortex-A53
- GPU Mali-T720
- 1GB LPDDR3 RAM
- AXP805 PMIC
- AP6356S Wifi/BT
- USB 2.0, USB 3.0 Host, OTG
- HDMI port
- 5V/2A DC power supply

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index eae6b9e..1cbb45d 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -396,6 +396,7 @@
 	sun50i-h5-orangepi-prime.dtb \
 	sun50i-h5-orangepi-zero-plus2.dtb
 dtb-$(CONFIG_MACH_SUN50I_H6) += \
+	sun50i-h6-orangepi-lite2.dtb \
 	sun50i-h6-orangepi-one-plus.dtb \
 	sun50i-h6-pine-h64.dtb
 dtb-$(CONFIG_MACH_SUN50I) += \
diff --git a/arch/arm/dts/sun50i-h6-orangepi-lite2.dts b/arch/arm/dts/sun50i-h6-orangepi-lite2.dts
new file mode 100644
index 0000000..e098a24
--- /dev/null
+++ b/arch/arm/dts/sun50i-h6-orangepi-lite2.dts
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: (GPL-2.0+ or MIT)
+/*
+ * Copyright (C) 2018 Jagan Teki <jagan@openedev.com>
+ */
+
+#include "sun50i-h6-orangepi.dtsi"
+
+/ {
+	model = "OrangePi Lite2";
+	compatible = "xunlong,orangepi-lite2", "allwinner,sun50i-h6";
+};