arm64: dts: rockchip: px30: Add Engicam C.TOUCH 2.0

Engicam C.TOUCH 2.0 is an EDIMM compliant general purpose
carrier board with capacitive touch interface.

Genaral features:
- TFT 10.1" industrial, 1280x800 LVDS display
- Ethernet 10/100
- Wifi/BT
- USB Type A/OTG
- Audio Out
- CAN
- LVDS panel connector

SOM's like PX30.Core needs to mount on top of this Carrier board
for creating complete PX30.Core C.TOUCH 2.0 board.

Add support for it.
Signed-off-by: NJagan Teki <jagan@amarulasolutions.com>
Signed-off-by: NMichael Trimarchi <michael@amarulasolutions.com>
Reviewed-by: Kever Yang<kever.yang@rock-chips.com>

arch/arm/dts/px30-engicam-ctouch2.dtsi

+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 Engicam srl
+ * Copyright (c) 2020 Amarula Solutions
+ * Copyright (c) 2020 Amarula Solutions(India)
+ */
+
+#include "px30-engicam-common.dtsi"