86 lines
1.9 KiB
YAML
86 lines
1.9 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/net/brcm,unimac-mdio.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Broadcom UniMAC MDIO bus controller
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maintainers:
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- Doug Berger <opendmb@gmail.com>
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- Florian Fainelli <f.fainelli@gmail.com>
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- Rafał Miłecki <rafal@milecki.pl>
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allOf:
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- $ref: mdio.yaml#
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properties:
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compatible:
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enum:
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- brcm,genet-mdio-v1
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- brcm,genet-mdio-v2
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- brcm,genet-mdio-v3
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- brcm,genet-mdio-v4
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- brcm,genet-mdio-v5
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- brcm,unimac-mdio
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reg:
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minItems: 1
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items:
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- description: base register
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- description: indirect accesses to larger than 16-bits MDIO transactions
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reg-names:
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minItems: 1
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items:
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- const: mdio
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- const: mdio_indir_rw
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interrupts:
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oneOf:
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- description: >
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Interrupt shared with the Ethernet MAC or Ethernet switch this MDIO
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block is integrated from
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- items:
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- description: |
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"mdio done" interrupt
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- description: |
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"mdio error" interrupt
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interrupt-names:
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oneOf:
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- const: mdio_done_error
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- items:
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- const: mdio_done
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- const: mdio_error
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clocks:
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description: A reference to the clock supplying the MDIO bus controller
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clock-frequency:
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description: >
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The MDIO bus clock that must be output by the MDIO bus hardware, if
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absent, the default hardware values are used
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unevaluatedProperties: false
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required:
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- reg
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- '#address-cells'
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- '#size-cells'
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examples:
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- |
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mdio@403c0 {
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compatible = "brcm,unimac-mdio";
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reg = <0x403c0 0x8>, <0x40300 0x18>;
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reg-names = "mdio", "mdio_indir_rw";
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#address-cells = <1>;
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#size-cells = <0>;
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ethernet-phy@0 {
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compatible = "ethernet-phy-ieee802.3-c22";
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reg = <0>;
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};
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};
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