linux/Documentation/devicetree/bindings/rng/brcm,bcm2835.txt
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   1BCM2835 Random number generator
   2
   3Required properties:
   4
   5- compatible : should be "brcm,bcm2835-rng"
   6- reg : Specifies base physical address and size of the registers.
   7
   8Example:
   9
  10rng {
  11        compatible = "brcm,bcm2835-rng";
  12        reg = <0x7e104000 0x10>;
  13};
  14