litex,liteeth.yaml

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    1 # SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/net/litex,liteeth.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: LiteX LiteETH ethernet device
    8 
    9 maintainers:
   10   - Joel Stanley <joel@jms.id.au>
   11 
   12 description: |
   13   LiteETH is a small footprint and configurable Ethernet core for FPGA based
   14   system on chips.
   15 
   16   The hardware source is Open Source and can be found on at
   17   https://github.com/enjoy-digital/liteeth/.
   18 
   19 allOf:
   20   - $ref: ethernet-controller.yaml#
   21 
   22 properties:
   23   compatible:
   24     const: litex,liteeth
   25 
   26   reg:
   27     items:
   28       - description: MAC registers
   29       - description: MDIO registers
   30       - description: Packet buffer
   31 
   32   reg-names:
   33     items:
   34       - const: mac
   35       - const: mdio
   36       - const: buffer
   37 
   38   interrupts:
   39     maxItems: 1
   40 
   41   litex,rx-slots:
   42     description: Number of slots in the receive buffer
   43     $ref: /schemas/types.yaml#/definitions/uint32
   44     minimum: 1
   45     default: 2
   46 
   47   litex,tx-slots:
   48     description: Number of slots in the transmit buffer
   49     $ref: /schemas/types.yaml#/definitions/uint32
   50     minimum: 1
   51     default: 2
   52 
   53   litex,slot-size:
   54     description: Size in bytes of a slot in the tx/rx buffer
   55     $ref: /schemas/types.yaml#/definitions/uint32
   56     minimum: 0x800
   57     default: 0x800
   58 
   59   mac-address: true
   60   local-mac-address: true
   61   phy-handle: true
   62 
   63   mdio:
   64     $ref: mdio.yaml#
   65     unevaluatedProperties: false
   66 
   67 required:
   68   - compatible
   69   - reg
   70   - interrupts
   71 
   72 additionalProperties: false
   73 
   74 examples:
   75   - |
   76     mac: ethernet@8020000 {
   77         compatible = "litex,liteeth";
   78         reg = <0x8021000 0x100>,
   79               <0x8020800 0x100>,
   80               <0x8030000 0x2000>;
   81         reg-names = "mac", "mdio", "buffer";
   82         litex,rx-slots = <2>;
   83         litex,tx-slots = <2>;
   84         litex,slot-size = <0x800>;
   85         interrupts = <0x11 0x1>;
   86         phy-handle = <&eth_phy>;
   87 
   88         mdio {
   89           #address-cells = <1>;
   90           #size-cells = <0>;
   91 
   92           eth_phy: ethernet-phy@0 {
   93             reg = <0>;
   94           };
   95         };
   96     };
   97 ...
   98 
   99 #  vim: set ts=2 sw=2 sts=2 tw=80 et cc=80 ft=yaml :

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/net/litex,liteeth.yaml

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/net/litex,liteeth.yaml