Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml
Extension
.yaml
Size
2981 bytes
Lines
144
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-only OR BSD-2-Clause)
# Copyright (C) Sunplus Co., Ltd. 2021
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/sunplus,sp7021-emac.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Sunplus SP7021 Dual Ethernet MAC

maintainers:
  - Wells Lu <wellslutw@gmail.com>

description: |
  Sunplus SP7021 dual 10M/100M Ethernet MAC controller.
  Device node of the controller has following properties.

properties:
  compatible:
    const: sunplus,sp7021-emac

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  resets:
    maxItems: 1

  ethernet-ports:
    type: object
    additionalProperties: false
    description: Ethernet ports to PHY

    properties:
      "#address-cells":
        const: 1

      "#size-cells":
        const: 0

    patternProperties:
      "^port@[0-1]$":
        type: object
        additionalProperties: false
        description: Port to PHY

        properties:
          reg:
            minimum: 0
            maximum: 1

          phy-handle:
            maxItems: 1

          phy-mode:
            maxItems: 1

          nvmem-cells:
            items:
              - description: nvmem cell address of MAC address

          nvmem-cell-names:
            description: names corresponding to the nvmem cells
            items:
              - const: mac-address

Annotation

Implementation Notes