linux-libre/Documentation/devicetree/bindings/serial/mvebu-uart.txt

* Marvell UART : Non standard UART used in some of Marvell EBU SoCs (e.g., Armada-3700)

Required properties:
- compatible: "marvell,armada-3700-uart"
- reg: offset and length of the register set for the device.
- interrupts: device interrupt

Example:
	serial@12000 {
		compatible = "marvell,armada-3700-uart";
		reg = <0x12000 0x400>;
		interrupts = <43>;
	};