Documentation/devicetree/bindings/net/intel,ixp4xx-hss.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/net/intel,ixp4xx-hss.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/net/intel,ixp4xx-hss.yaml
Extension
.yaml
Size
3536 bytes
Lines
124
Domain
Support Tooling And Documentation
Bucket
Documentation
Inferred role
Support Tooling And Documentation: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
# Copyright 2021 Linaro Ltd.
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/intel,ixp4xx-hss.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Intel IXP4xx V.35 WAN High Speed Serial Link (HSS)

maintainers:
  - Linus Walleij <linusw@kernel.org>

description: |
  The Intel IXP4xx HSS makes use of the IXP4xx NPE (Network
  Processing Engine) and the IXP4xx Queue Manager to process
  V.35 Wideband Modem (WAN) links.

properties:
  compatible:
    const: intel,ixp4xx-hss

  reg:
    maxItems: 1
    description: The HSS instance

  intel,npe-handle:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      items:
        - description: phandle to the NPE this HSS instance is using
        - description: the NPE instance number
    description: phandle to the NPE this HSS instance is using
      and the instance to use in the second cell

  intel,queue-chl-rxtrig:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: phandle to the RX trigger queue on the NPE
          - description: the queue instance number
    description: phandle to the RX trigger queue on the NPE

  intel,queue-chl-txready:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: phandle to the TX ready queue on the NPE
          - description: the queue instance number
    description: phandle to the TX ready queue on the NPE

  intel,queue-pkt-rx:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    items:
      - items:
          - description: phandle to the RX queue on the NPE
          - description: the queue instance number
    description: phandle to the packet RX queue on the NPE

  intel,queue-pkt-tx:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    maxItems: 4
    items:
      items:
        - description: phandle to the TX queue on the NPE
        - description: the queue instance number
    description: phandle to the packet TX0, TX1, TX2 and TX3 queues on the NPE

  intel,queue-pkt-rxfree:
    $ref: /schemas/types.yaml#/definitions/phandle-array
    maxItems: 4

Annotation

Implementation Notes