Android Goldfish TTY

Android goldfish tty device generated by android emulator.

Required properties:

- compatible : should contain "google,goldfish-tty" to match emulator
- reg        : <registers mapping>
- interrupts : <interrupt mapping>

Example:

	goldfish_tty@1f004000 {
		compatible = "google,goldfish-tty";
		reg = <0x1f004000 0x1000>;
		interrupts = <0xc>;
	};
