arm64: dts: rockchip: Add Radxa CM3I E25

Radxa E25 is a network application carrier board for the Radxa CM3
Industrial (CM3I) SoM, which is based on the Rockchip RK3568 SoC.

It has the following features:

- MicroSD card socket, on board eMMC flash
- 2x 2.5GbE Realtek RTL8125B Ethernet transceiver
- 1x USB Type-C port (Power and Serial console)
- 1x USB 3.0 OTG port
- mini PCIe socket (USB or PCIe)
- ngff PCIe socket (USB or SATA)
- 1x User LED and 16x RGB LEDs
- 26-pin expansion header

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Link: https://lore.kernel.org/r/20221209102524.129367-3-amadeus@jmu.edu.cn


Signed-off-by: Heiko Stuebner <heiko@sntech.de>