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# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/ethernet-controller.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Ethernet Controller Generic Binding
maintainers:
- David S. Miller <davem@davemloft.net>
properties:
$nodename:
pattern: "^ethernet(@.*)?$"
local-mac-address:
description:
Specifies the MAC address that was assigned to the network device.
$ref: /schemas/types.yaml#definitions/uint8-array
items:
- minItems: 6
maxItems: 6
mac-address:
description:
Specifies the MAC address that was last used by the boot
program; should be used in cases where the MAC address assigned
to the device by the boot program is different from the
local-mac-address property.
$ref: /schemas/types.yaml#definitions/uint8-array
items:
- minItems: 6
maxItems: 6
max-frame-size:
$ref: /schemas/types.yaml#definitions/uint32
description:
Maximum transfer unit (IEEE defined MTU), rather than the
maximum frame size (there\'s contradiction in the Devicetree
Specification).
max-speed:
$ref: /schemas/types.yaml#definitions/uint32
description:
Specifies maximum speed in Mbit/s supported by the device.
nvmem-cells:
maxItems: 1
description:
Reference to an nvmem node for the MAC address
nvmem-cells-names:
const: mac-address
phy-connection-type:
description:
Specifies interface type between the Ethernet device and a physical
layer (PHY) device.
enum:
# There is not a standard bus between the MAC and the PHY,
# something proprietary is being used to embed the PHY in the
# MAC.
- internal
- mii
- gmii
- sgmii
- qsgmii
- tbi
- rev-mii
- rmii
# RX and TX delays are added by the MAC when required
- rgmii
# RGMII with internal RX and TX delays provided by the PHY,
# the MAC should not add the RX or TX delays in this case
- rgmii-id
# RGMII with internal RX delay provided by the PHY, the MAC
# should not add an RX delay in this case
- rgmii-rxid
# RGMII with internal TX delay provided by the PHY, the MAC
# should not add an TX delay in this case
- rgmii-txid
- rtbi
- smii
- xgmii
- trgmii
- 1000base-x
- 2500base-x
- rxaui
- xaui
# 10GBASE-KR, XFI, SFI
- 10gbase-kr
- usxgmii
phy-mode:
$ref: "#/properties/phy-connection-type"
phy-handle:
$ref: /schemas/types.yaml#definitions/phandle
description:
Specifies a reference to a node representing a PHY device.
phy:
$ref: "#/properties/phy-handle"
deprecated: true
phy-device:
$ref: "#/properties/phy-handle"
deprecated: true
rx-fifo-depth:
$ref: /schemas/types.yaml#definitions/uint32
description:
The size of the controller\'s receive fifo in bytes. This is used
for components that can have configurable receive fifo sizes,
and is useful for determining certain configuration settings
such as flow control thresholds.
sfp:
$ref: /schemas/types.yaml#definitions/phandle
description:
Specifies a reference to a node representing a SFP cage.
tx-fifo-depth:
$ref: /schemas/types.yaml#definitions/uint32
description:
The size of the controller\'s transmit fifo in bytes. This
is used for components that can have configurable fifo sizes.
managed:
description:
Specifies the PHY management type. If auto is set and fixed-link
is not specified, it uses MDIO for management.
$ref: /schemas/types.yaml#definitions/string
default: auto
enum:
- auto
- in-band-status
fixed-link:
allOf:
- if:
type: array
then:
deprecated: true
minItems: 1
maxItems: 1
items:
items:
- minimum: 0
maximum: 31
description:
Emulated PHY ID, choose any but unique to the all
specified fixed-links
- enum: [0, 1]
description:
Duplex configuration. 0 for half duplex or 1 for
full duplex
- enum: [10, 100, 1000]
description:
Link speed in Mbits/sec.
- enum: [0, 1]
description:
Pause configuration. 0 for no pause, 1 for pause
- enum: [0, 1]
description:
Asymmetric pause configuration. 0 for no asymmetric
pause, 1 for asymmetric pause
- if:
type: object
then:
properties:
speed:
description:
Link speed.
$ref: /schemas/types.yaml#definitions/uint32
enum: [10, 100, 1000]
full-duplex:
$ref: /schemas/types.yaml#definitions/flag
description:
Indicates that full-duplex is used. When absent, half
duplex is assumed.
asym-pause:
$ref: /schemas/types.yaml#definitions/flag
description:
Indicates that asym_pause should be enabled.
link-gpios:
maxItems: 1
description:
GPIO to determine if the link is up
required:
- speed
...
|
