riscv: dts: starfive: add Orange Pi RV

riscv: dts: starfive: add Orange Pi RV

Orange Pi RV is a SBC based on the StarFive VisionFive 2 board.

Orange Pi RV features:

- StarFive JH7110 SoC
- GbE port connected to JH7110 GMAC0 via YT8531 PHY
- 4x USB ports via VL805 PCIe USB controller connected to JH7110 pcie0
- M.2 M-key slot connected to JH7110 pcie1
- HDMI video output
- 3.5mm audio output
- Ampak AP6256 SDIO Wi-Fi/Bluetooth module on mmc0
- microSD slot on mmc1
- SPI NOR flash memory
- 24c02 EEPROM (read only by default)

Signed-off-by: Icenowy Zheng <uwu@icenowy.me>
Signed-off-by: E Shattow <e@freeshell.de>
[conor: amend comment to say what's missing]
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>