xref: /linux/Documentation/devicetree/bindings/crypto/intel,ixp4xx-crypto.yaml (revision e65e175b07bef5974045cc42238de99057669ca7) 
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2# Copyright 2018 Linaro Ltd.
3%YAML 1.2
4---
5$id: "http://devicetree.org/schemas/crypto/intel,ixp4xx-crypto.yaml#"
6$schema: "http://devicetree.org/meta-schemas/core.yaml#"
7
8title: Intel IXP4xx cryptographic engine
9
10maintainers:
11  - Linus Walleij <linus.walleij@linaro.org>
12
13description: |
14  The Intel IXP4xx cryptographic engine makes use of the IXP4xx NPE
15  (Network Processing Engine). Since it is not a device on its own
16  it is defined as a subnode of the NPE, if crypto support is
17  available on the platform.
18
19properties:
20  compatible:
21    const: intel,ixp4xx-crypto
22
23  intel,npe-handle:
24    $ref: '/schemas/types.yaml#/definitions/phandle-array'
25    items:
26      - items:
27          - description: phandle to the NPE this crypto engine
28          - description: the NPE instance number
29    description: phandle to the NPE this crypto engine is using, the cell
30      describing the NPE instance to be used.
31
32  queue-rx:
33    $ref: /schemas/types.yaml#/definitions/phandle-array
34    items:
35      - items:
36          - description: phandle to the RX queue on the NPE
37          - description: the queue instance number
38    description: phandle to the RX queue on the NPE, the cell describing
39      the queue instance to be used.
40
41  queue-txready:
42    $ref: /schemas/types.yaml#/definitions/phandle-array
43    items:
44      - items:
45          - description: phandle to the TX READY queue on the NPE
46          - description: the queue instance number
47    description: phandle to the TX READY queue on the NPE, the cell describing
48      the queue instance to be used.
49
50required:
51  - compatible
52  - intel,npe-handle
53  - queue-rx
54  - queue-txready
55
56additionalProperties: false
57