Messages in this thread | | | Date | Mon, 5 Mar 2018 20:40:38 -0600 | From | Rob Herring <> | Subject | Re: [PATCH 1/2] Documentation: dt: rng: add bindings doc for Keystone SA HWRNG driver |
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On Thu, Mar 01, 2018 at 07:54:59AM -0500, Vitaly Andrianov wrote: > The Keystone SA module has a hardware random generator module. > This commit adds binding doc for the KS2 SA HWRNG driver.
Preferred subject prefix is "dt-bindings: rng: ..."
> > Signed-off-by: Vitaly Andrianov <vitalya@ti.com> > Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> > --- > Documentation/devicetree/bindings/rng/ks-sa-rng.txt | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > create mode 100644 Documentation/devicetree/bindings/rng/ks-sa-rng.txt > > diff --git a/Documentation/devicetree/bindings/rng/ks-sa-rng.txt b/Documentation/devicetree/bindings/rng/ks-sa-rng.txt > new file mode 100644 > index 0000000..cc8ee44 > --- /dev/null > +++ b/Documentation/devicetree/bindings/rng/ks-sa-rng.txt > @@ -0,0 +1,21 @@ > +Keystone SoC Hardware Random Number Generator(HWRNG) Module > + > +On Keystone SoCs HWRNG module is a submodule of the Security Accelerator. > + > +- compatible: should be "ti,keystone-rng" > +- ti,syscon-sa-cfg: phandle to syscon node of the SA configuration registers. > + This registers are shared between hwrng and crypto drivers. > +- clocks: phandle to the reference clocks for the subsystem > +- clock-names: functional clock name. Should be set to "fck" > +- reg: HWRNG module register space > + > +Example: > +/* K2HK */ > + > +hwrng@0x24000 {
rng@24000
With those,
Reviewed-by: Rob Herring <robh@kernel.org>
> + compatible = "ti,keystone-rng"; > + ti,syscon-sa-cfg = <&sa_config>; > + clocks = <&clksa>; > + clock-names = "fck"; > + reg = <0x24000 0x1000>; > +}; > -- > 2.7.4 >
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