From b149a30d87d165e1079163fdab6f14e48b2f57b2 Mon Sep 17 00:00:00 2001 From: Alexander Clouter Date: Sun, 31 Mar 2013 17:34:51 +0100 Subject: hwrng: timeriomem - added devicetree hooks This patch allows timeriomem_rng to be used via devicetree. Signed-off-by: Alexander Clouter Signed-off-by: Herbert Xu --- .../devicetree/bindings/hwrng/timeriomem_rng.txt | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 Documentation/devicetree/bindings/hwrng/timeriomem_rng.txt (limited to 'Documentation/devicetree') diff --git a/Documentation/devicetree/bindings/hwrng/timeriomem_rng.txt b/Documentation/devicetree/bindings/hwrng/timeriomem_rng.txt new file mode 100644 index 000000000000..6616d15866a3 --- /dev/null +++ b/Documentation/devicetree/bindings/hwrng/timeriomem_rng.txt @@ -0,0 +1,18 @@ +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>; +}; -- cgit v1.2.3