[PATCH v1 1/2] dt-binding: hwrng: add NPCM RNG documentation
Rob Herring
robh at kernel.org
Tue Aug 13 09:36:23 AEST 2019
On Mon, Jul 22, 2019 at 06:02:40PM +0300, Tomer Maimon wrote:
> Added device tree binding documentation for Nuvoton BMC
> NPCM Random Number Generator (RNG).
>
> Signed-off-by: Tomer Maimon <tmaimon77 at gmail.com>
> ---
> .../bindings/rng/nuvoton,npcm-rng.txt | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/rng/nuvoton,npcm-rng.txt
>
> diff --git a/Documentation/devicetree/bindings/rng/nuvoton,npcm-rng.txt b/Documentation/devicetree/bindings/rng/nuvoton,npcm-rng.txt
> new file mode 100644
> index 000000000000..a697b4425fb3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rng/nuvoton,npcm-rng.txt
> @@ -0,0 +1,17 @@
> +NPCM SoC Random Number Generator
> +
> +Required properties:
> +- compatible : "nuvoton,npcm750-rng" for the NPCM7XX BMC.
> +- reg : Specifies physical base address and size of the registers.
> +
> +Optional property:
> +- quality : estimated number of bits of true entropy per 1024 bits
> + read from the rng.
> + If this property is not defined, it defaults to 1000.
This would need a vendor prefix, however, I think it should be implied
by the compatible string. It is fixed per SoC, right?
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