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Diffstat (limited to 'Documentation/devicetree/bindings/net/marvell,mvusb.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/net/marvell,mvusb.yaml | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/marvell,mvusb.yaml b/Documentation/devicetree/bindings/net/marvell,mvusb.yaml new file mode 100644 index 0000000000..3a33251680 --- /dev/null +++ b/Documentation/devicetree/bindings/net/marvell,mvusb.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/marvell,mvusb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell USB to MDIO Controller + +maintainers: + - Tobias Waldekranz <tobias@waldekranz.com> + +description: |+ + This controller is mounted on development boards for Marvell's Link Street + family of Ethernet switches. It allows you to configure the switch's registers + using the standard MDIO interface. + + Since the device is connected over USB, there is no strict requirement of + having a device tree representation of the device. But in order to use it with + the mv88e6xxx driver, you need a device tree node in which to place the switch + definition. + +allOf: + - $ref: mdio.yaml# + +properties: + compatible: + const: usb1286,1fa4 + reg: + maxItems: 1 + description: The USB port number on the host controller + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + +unevaluatedProperties: false + +examples: + - | + /* USB host controller */ + usb { + #address-cells = <1>; + #size-cells = <0>; + + mdio@1 { + compatible = "usb1286,1fa4"; + reg = <1>; + #address-cells = <1>; + #size-cells = <0>; + + switch@0 { + compatible = "marvell,mv88e6190"; + reg = <0x0>; + + ports { + /* Port definitions */ + }; + + mdio { + /* PHY definitions */ + }; + }; + }; + }; |