Amlogic Meson Random number generator
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Required properties:

- compatible : should be "amlogic,meson-rng"
- reg : Specifies base physical address and size of the registers.

Optional properties:

- clocks : phandle to the following named clocks
- clock-names: Name of core clock, must be "core"

Example:

rng {
	compatible = "amlogic,meson-rng";
	reg = <0x0 0xc8834000 0x0 0x4>;
	clocks = <&clkc CLKID_RNG0>;
	clock-names = "core";
};
