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> + +description: | + 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. + +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 { + compatible = "intel,keembay-ocs-hcu"; + reg = <0x3000b000 0x1000>; + interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&scmi_clk 94>; + }; + +... -- 2.26.2
