Messages in this thread Patch in this message | | | From | Rick Altherr <> | Subject | [PATCH v2 1/2] dt-bindings: timeriomem_rng: Add entropy quality property | Date | Mon, 22 May 2017 14:12:23 -0700 |
| |
Signed-off-by: Rick Altherr <raltherr@google.com> ---
Changes in v2: None
Documentation/devicetree/bindings/rng/timeriomem_rng.txt | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/rng/timeriomem_rng.txt b/Documentation/devicetree/bindings/rng/timeriomem_rng.txt index 6616d15866a3..214940093b55 100644 --- a/Documentation/devicetree/bindings/rng/timeriomem_rng.txt +++ b/Documentation/devicetree/bindings/rng/timeriomem_rng.txt @@ -5,6 +5,13 @@ Required properties: - reg : base address to sample from - period : wait time in microseconds to use between samples +Optional properties: +- quality : estimated number of bits of true entropy per 1024 bits read from the + rng. Defaults to zero which causes the kernel's default quality to + be used instead. Note that the default quality is usually zero + which disables using this rng to automatically fill the kernel's + entropy pool. + N.B. currently 'reg' must be four bytes wide and aligned Example: -- 2.13.0.303.g4ebf302169-goog
| |