On Fri, Oct 16, 2020 at 06:27:57PM +0100, Daniele Alessandrelli wrote: > From: Declan Murphy <declan.murphy@xxxxxxxxx> > > Add device-tree bindings for the Intel Keem Bay Offload Crypto Subsystem > (OCS) Hashing Control Unit (HCU) crypto driver. > > Signed-off-by: Declan Murphy <declan.murphy@xxxxxxxxx> > Signed-off-by: Daniele Alessandrelli <daniele.alessandrelli@xxxxxxxxx> > Acked-by: Mark Gross <mgross@xxxxxxxxxxxxxxx> > --- > .../crypto/intel,keembay-ocs-hcu.yaml | 52 +++++++++++++++++++ > 1 file changed, 52 insertions(+) > create mode 100644 Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml > > diff --git a/Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml b/Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml > new file mode 100644 > index 000000000000..dd4b82ee872b > --- /dev/null > +++ b/Documentation/devicetree/bindings/crypto/intel,keembay-ocs-hcu.yaml > @@ -0,0 +1,52 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/crypto/intel,keembay-ocs-hcu.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Intel Keem Bay OCS HCU Device Tree Bindings > + > +maintainers: > + - Declan Murphy <declan.murphy@xxxxxxxxx> > + - Daniele Alessandrelli <deniele.alessandrelli@xxxxxxxxx> typo: ^? > + > +description: | Can drop '|' if there's no formatting to preserve. > + The Intel Keem Bay Offload and Crypto Subsystem (OCS) Hash Control Unit (HCU) > + crypto driver enables use of the hardware accelerated hashing module embedded > + in the Intel Movidius SoC code name Keem Bay, via the kernel crypto API. Don't put Linux details in bindings. Describe the h/w, not a driver. > + > +properties: > + compatible: > + const: intel,keembay-ocs-hcu > + > + reg: > + items: > + - description: The OCS HCU base register address > + > + interrupts: > + items: > + - description: OCS HCU interrupt > + > + clocks: > + items: > + - description: OCS clock > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + hcu@3000b000 { crypto@... > + compatible = "intel,keembay-ocs-hcu"; > + reg = <0x3000b000 0x1000>; > + interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&scmi_clk 94>; > + }; > + > +... > -- > 2.26.2 >
