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linux-next/Documentation/devicetree/bindings/hwrng/timeriomem_rng.txt
Alexander Clouter b149a30d87 hwrng: timeriomem - added devicetree hooks
This patch allows timeriomem_rng to be used via devicetree.

Signed-off-by: Alexander Clouter <alex@digriz.org.uk>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-04-25 21:01:46 +08:00

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HWRNG support for the timeriomem_rng driver
Required properties:
- compatible : "timeriomem_rng"
- reg : base address to sample from
- period : wait time in microseconds to use between samples
N.B. currently 'reg' must be four bytes wide and aligned
Example:
hwrng@44 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "timeriomem_rng";
reg = <0x44 0x04>;
period = <1000000>;
};