Documentation/devicetree/bindings/net/davicom,dm9051.yaml

Source file repositories/reference/linux-study-clean/Documentation/devicetree/bindings/net/davicom,dm9051.yaml

File Facts

System
Linux kernel
Corpus path
Documentation/devicetree/bindings/net/davicom,dm9051.yaml
Extension
.yaml
Size
1379 bytes
Lines
63
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)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/davicom,dm9051.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Davicom DM9051 SPI Ethernet Controller

maintainers:
  - Joseph CHANG <josright123@gmail.com>

description: |
  The DM9051 is a fully integrated and cost-effective low pin count single
  chip Fast Ethernet controller with a Serial Peripheral Interface (SPI).

allOf:
  - $ref: ethernet-controller.yaml#

properties:
  compatible:
    const: davicom,dm9051

  reg:
    maxItems: 1

  spi-max-frequency:
    maximum: 45000000

  interrupts:
    maxItems: 1

  local-mac-address: true

  mac-address: true

required:
  - compatible
  - reg
  - spi-max-frequency
  - interrupts

additionalProperties: false

examples:
  # Raspberry Pi platform
  - |
    /* for Raspberry Pi with pin control stuff for GPIO irq */
    #include <dt-bindings/interrupt-controller/irq.h>
    #include <dt-bindings/gpio/gpio.h>
    spi {
        #address-cells = <1>;
        #size-cells = <0>;

        ethernet@0 {
            compatible = "davicom,dm9051";
            reg = <0>; /* spi chip select */
            local-mac-address = [00 00 00 00 00 00];
            interrupt-parent = <&gpio>;
            interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
            spi-max-frequency = <31200000>;
        };
    };

Annotation

Implementation Notes