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Open Menu / Documentation / devicetree / bindings / crypto / allwinner,sun4i-a10-crypto.yaml
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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/crypto/allwinner,sun4i-a10-crypto.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Allwinner A10 Security System

maintainers:
  - Chen-Yu Tsai <wens@csie.org>
  - Maxime Ripard <mripard@kernel.org>

properties:
  compatible:
    oneOf:
      - const: allwinner,sun4i-a10-crypto
      - items:
          - const: allwinner,sun5i-a13-crypto
          - const: allwinner,sun4i-a10-crypto
      - items:
          - const: allwinner,sun6i-a31-crypto
          - const: allwinner,sun4i-a10-crypto
      - items:
          - const: allwinner,sun7i-a20-crypto
          - const: allwinner,sun4i-a10-crypto
      - const: allwinner,sun8i-a33-crypto
      - items:
          - const: allwinner,sun8i-v3s-crypto
          - const: allwinner,sun8i-a33-crypto

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    items:
      - description: Bus Clock
      - description: Module Clock

  clock-names:
    items:
      - const: ahb
      - const: mod

  dmas:
    items:
      - description: RX DMA Channel
      - description: TX DMA Channel

  dma-names:
    items:
      - const: rx
      - const: tx

  resets:
    maxItems: 1

  reset-names:
    const: ahb

required:
  - compatible
  - reg
  - interrupts
  - clocks
  - clock-names

if:
  properties:
    compatible:
      contains:
        enum:
          - allwinner,sun6i-a31-crypto
          - allwinner,sun8i-a33-crypto

then:
  required:
    - resets
    - reset-names

additionalProperties: false

examples:
  - |
    crypto: crypto-engine@1c15000 {
      compatible = "allwinner,sun4i-a10-crypto";
      reg = <0x01c15000 0x1000>;
      interrupts = <86>;
      clocks = <&ahb_gates 5>, <&ss_clk>;
      clock-names = "ahb", "mod";
    };

...