xref: /linux/Documentation/devicetree/bindings/net/microchip,lan7800.yaml (revision 91ec2035134982b98fab0609a9fd8480e8217dc1)

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/microchip,lan7800.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Microchip LAN7800/LAN7801/LAN7850 Gigabit Ethernet controller

maintainers:
  - Thangaraj Samynathan <Thangaraj.S@microchip.com>
  - Rengarajan Sundararajan <Rengarajan.S@microchip.com>

description:
  The LAN7800/LAN7801/LAN7850 devices are usually configured by
  programming their OTP or with an external EEPROM, but some
  platforms (e.g. Raspberry Pi 3 B+) have neither. The Device Tree
  properties, if present, override the OTP and EEPROM.

allOf:
  - $ref: /schemas/usb/usb-device.yaml#
  - $ref: /schemas/net/ethernet-controller.yaml#

properties:
  compatible:
    enum:
      - usb424,7800
      - usb424,7801
      - usb424,7850

  reg:
    maxItems: 1
    description: USB port number

  mdio:
    $ref: /schemas/net/mdio.yaml#
    unevaluatedProperties: false

    patternProperties:
      "^ethernet-phy(@[0-9a-f]+)?$":
        $ref: /schemas/net/ethernet-phy.yaml#
        unevaluatedProperties: false
        type: object

        properties:
          microchip,led-modes:
            $ref: /schemas/types.yaml#/definitions/uint32-array
            minItems: 1
            maxItems: 4
            description:
              Array of LED mode values for each of up to 4 LEDs.
              Omitted LEDs are turned off. Allowed values are defined
              in include/dt-bindings/net/microchip-lan78xx.h.

        required:
          - reg

required:
  - compatible
  - reg

unevaluatedProperties: false

examples:
  - |
    #include <dt-bindings/net/microchip-lan78xx.h>

    usb {
        #address-cells = <1>;
        #size-cells = <0>;

        ethernet@1 {
            compatible = "usb424,7800";
            reg = <1>;
            local-mac-address = [00 11 22 33 44 55];

            mdio {
                #address-cells = <1>;
                #size-cells = <0>;
                ethernet-phy@1 {
                    reg = <1>;
                    microchip,led-modes = <
                        LAN78XX_LINK_1000_ACTIVITY
                        LAN78XX_LINK_10_100_ACTIVITY
                    >;
                };
            };
        };
    };
...