162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
262306a36Sopenharmony_ci%YAML 1.2
362306a36Sopenharmony_ci---
462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/net/litex,liteeth.yaml#
562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml#
662306a36Sopenharmony_ci
762306a36Sopenharmony_cititle: LiteX LiteETH ethernet device
862306a36Sopenharmony_ci
962306a36Sopenharmony_cimaintainers:
1062306a36Sopenharmony_ci  - Joel Stanley <joel@jms.id.au>
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_cidescription: |
1362306a36Sopenharmony_ci  LiteETH is a small footprint and configurable Ethernet core for FPGA based
1462306a36Sopenharmony_ci  system on chips.
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_ci  The hardware source is Open Source and can be found on at
1762306a36Sopenharmony_ci  https://github.com/enjoy-digital/liteeth/.
1862306a36Sopenharmony_ci
1962306a36Sopenharmony_ciallOf:
2062306a36Sopenharmony_ci  - $ref: ethernet-controller.yaml#
2162306a36Sopenharmony_ci
2262306a36Sopenharmony_ciproperties:
2362306a36Sopenharmony_ci  compatible:
2462306a36Sopenharmony_ci    const: litex,liteeth
2562306a36Sopenharmony_ci
2662306a36Sopenharmony_ci  reg:
2762306a36Sopenharmony_ci    items:
2862306a36Sopenharmony_ci      - description: MAC registers
2962306a36Sopenharmony_ci      - description: MDIO registers
3062306a36Sopenharmony_ci      - description: Packet buffer
3162306a36Sopenharmony_ci
3262306a36Sopenharmony_ci  reg-names:
3362306a36Sopenharmony_ci    items:
3462306a36Sopenharmony_ci      - const: mac
3562306a36Sopenharmony_ci      - const: mdio
3662306a36Sopenharmony_ci      - const: buffer
3762306a36Sopenharmony_ci
3862306a36Sopenharmony_ci  interrupts:
3962306a36Sopenharmony_ci    maxItems: 1
4062306a36Sopenharmony_ci
4162306a36Sopenharmony_ci  litex,rx-slots:
4262306a36Sopenharmony_ci    description: Number of slots in the receive buffer
4362306a36Sopenharmony_ci    $ref: /schemas/types.yaml#/definitions/uint32
4462306a36Sopenharmony_ci    minimum: 1
4562306a36Sopenharmony_ci    default: 2
4662306a36Sopenharmony_ci
4762306a36Sopenharmony_ci  litex,tx-slots:
4862306a36Sopenharmony_ci    description: Number of slots in the transmit buffer
4962306a36Sopenharmony_ci    $ref: /schemas/types.yaml#/definitions/uint32
5062306a36Sopenharmony_ci    minimum: 1
5162306a36Sopenharmony_ci    default: 2
5262306a36Sopenharmony_ci
5362306a36Sopenharmony_ci  litex,slot-size:
5462306a36Sopenharmony_ci    description: Size in bytes of a slot in the tx/rx buffer
5562306a36Sopenharmony_ci    $ref: /schemas/types.yaml#/definitions/uint32
5662306a36Sopenharmony_ci    minimum: 0x800
5762306a36Sopenharmony_ci    default: 0x800
5862306a36Sopenharmony_ci
5962306a36Sopenharmony_ci  mac-address: true
6062306a36Sopenharmony_ci  local-mac-address: true
6162306a36Sopenharmony_ci  phy-handle: true
6262306a36Sopenharmony_ci
6362306a36Sopenharmony_ci  mdio:
6462306a36Sopenharmony_ci    $ref: mdio.yaml#
6562306a36Sopenharmony_ci    unevaluatedProperties: false
6662306a36Sopenharmony_ci
6762306a36Sopenharmony_cirequired:
6862306a36Sopenharmony_ci  - compatible
6962306a36Sopenharmony_ci  - reg
7062306a36Sopenharmony_ci  - interrupts
7162306a36Sopenharmony_ci
7262306a36Sopenharmony_ciadditionalProperties: false
7362306a36Sopenharmony_ci
7462306a36Sopenharmony_ciexamples:
7562306a36Sopenharmony_ci  - |
7662306a36Sopenharmony_ci    mac: ethernet@8020000 {
7762306a36Sopenharmony_ci        compatible = "litex,liteeth";
7862306a36Sopenharmony_ci        reg = <0x8021000 0x100>,
7962306a36Sopenharmony_ci              <0x8020800 0x100>,
8062306a36Sopenharmony_ci              <0x8030000 0x2000>;
8162306a36Sopenharmony_ci        reg-names = "mac", "mdio", "buffer";
8262306a36Sopenharmony_ci        litex,rx-slots = <2>;
8362306a36Sopenharmony_ci        litex,tx-slots = <2>;
8462306a36Sopenharmony_ci        litex,slot-size = <0x800>;
8562306a36Sopenharmony_ci        interrupts = <0x11 0x1>;
8662306a36Sopenharmony_ci        phy-handle = <&eth_phy>;
8762306a36Sopenharmony_ci
8862306a36Sopenharmony_ci        mdio {
8962306a36Sopenharmony_ci          #address-cells = <1>;
9062306a36Sopenharmony_ci          #size-cells = <0>;
9162306a36Sopenharmony_ci
9262306a36Sopenharmony_ci          eth_phy: ethernet-phy@0 {
9362306a36Sopenharmony_ci            reg = <0>;
9462306a36Sopenharmony_ci          };
9562306a36Sopenharmony_ci        };
9662306a36Sopenharmony_ci    };
9762306a36Sopenharmony_ci...
9862306a36Sopenharmony_ci
9962306a36Sopenharmony_ci#  vim: set ts=2 sw=2 sts=2 tw=80 et cc=80 ft=yaml :
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