xref: /freebsd/sys/contrib/device-tree/Bindings/crypto/marvell,orion-crypto.yaml (revision ae5de77ed78ae54d86cead5604869212e8008e6b)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/crypto/marvell,orion-crypto.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Marvell Cryptographic Engines And Security Accelerator

maintainers:
  - Andrew Lunn <andrew@lunn.ch>
  - Boris Brezillon <bbrezillon@kernel.org>

description: |
  Marvell Cryptographic Engines And Security Accelerator

properties:
  compatible:
    enum:
      - marvell,armada-370-crypto
      - marvell,armada-xp-crypto
      - marvell,armada-375-crypto
      - marvell,armada-38x-crypto
      - marvell,dove-crypto
      - marvell,kirkwood-crypto
      - marvell,orion-crypto

  reg:
    minItems: 1
    items:
      - description: Registers region
      - description: SRAM region
        deprecated: true

  reg-names:
    minItems: 1
    items:
      - const: regs
      - const: sram
        deprecated: true

  interrupts:
    description: One interrupt for each CESA engine
    minItems: 1
    maxItems: 2

  clocks:
    description: One or two clocks for each CESA engine
    minItems: 1
    maxItems: 4

  clock-names:
    minItems: 1
    items:
      - const: cesa0
      - const: cesa1
      - const: cesaz0
      - const: cesaz1

  marvell,crypto-srams:
    description: Phandle(s) to crypto SRAM.
    $ref: /schemas/types.yaml#/definitions/phandle-array
    minItems: 1
    maxItems: 2
    items:
      maxItems: 1

  marvell,crypto-sram-size:
    description: SRAM size reserved for crypto operations.
    $ref: /schemas/types.yaml#/definitions/uint32
    default: 0x800

required:
  - compatible
  - reg
  - reg-names
  - interrupts
  - marvell,crypto-srams

allOf:
  - if:
      not:
        properties:
          compatible:
            enum:
              - marvell,kirkwood-crypto
              - marvell,orion-crypto
    then:
      required:
        - clocks
  - if:
      properties:
        compatible:
          contains:
            enum:
              - marvell,armada-370-crypto
              - marvell,armada-375-crypto
              - marvell,armada-38x-crypto
              - marvell,armada-xp-crypto
    then:
      required:
        - clock-names
  - if:
      properties:
        compatible:
          contains:
            enum:
              - marvell,armada-375-crypto
              - marvell,armada-38x-crypto
    then:
      properties:
        clocks:
          minItems: 4
        clock-names:
          minItems: 4
    else:
      properties:
        clocks:
          maxItems: 2
        clock-names:
          maxItems: 2

additionalProperties: false

examples:
  - |
    crypto@30000 {
        compatible = "marvell,orion-crypto";
        reg = <0x30000 0x10000>;
        reg-names = "regs";
        interrupts = <22>;
        marvell,crypto-srams = <&crypto_sram>;
        marvell,crypto-sram-size = <0x600>;
    };