Commit 1dbd981f authored by Biju Das's avatar Biju Das Committed by Rob Herring
Browse files

dt-bindings: net: renesas,etheravb: Document Gigabit Ethernet IP 



Document Gigabit Ethernet IP found on RZ/G2L SoC.

Gigabit Ethernet Interface includes Ethernet controller (E-MAC),
Internal TCP/IP Offload Engine (TOE) and Dedicated Direct memory
access controller (DMAC) for transferring transmitted Ethernet
frames to and received Ethernet frames from respective storage
areas in the URAM at high speed.

Signed-off-by: default avatarBiju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: default avatarLad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/20210727123450.15918-1-biju.das.jz@bp.renesas.com


Signed-off-by: default avatarRob Herring <robh@kernel.org>
parent 6ef02f9c

Documentation/devicetree/bindings/net/renesas,etheravb.yaml

+45 −12
Original line number Diff line number Diff line
@@ -43,23 +43,20 @@ properties: 
              - renesas,etheravb-r8a779a0     # R-Car V3U

          - const: renesas,etheravb-rcar-gen3 # R-Car Gen3 and RZ/G2



      - items:

          - enum:

              - renesas,r9a07g044-gbeth # RZ/G2{L,LC}

          - const: renesas,rzg2l-gbeth  # RZ/G2L



  reg: true



  interrupts: true



  interrupt-names: true



  clocks:

    minItems: 1

    items:

      - description: AVB functional clock

      - description: Optional TXC reference clock

  clocks: true



  clock-names:

    minItems: 1

    items:

      - const: fck

      - const: refclk

  clock-names: true



  iommus:

    maxItems: 1
@@ -145,14 +142,20 @@ allOf: 
      properties:

        compatible:

          contains:

            const: renesas,etheravb-rcar-gen2

            enum:

              - renesas,etheravb-rcar-gen2

              - renesas,rzg2l-gbeth

    then:

      properties:

        interrupts:

          maxItems: 1

          minItems: 1

          maxItems: 3

        interrupt-names:

          minItems: 1

          items:

            - const: mux

            - const: int_fil_n

            - const: int_arp_ns_n

        rx-internal-delay-ps: false

    else:

      properties:
@@ -208,6 +211,36 @@ allOf: 
        tx-internal-delay-ps:

          const: 2000



  - if:

      properties:

        compatible:

          contains:

            const: renesas,rzg2l-gbeth

    then:

      properties:

        clocks:

          items:

            - description: Main clock

            - description: Register access clock

            - description: Reference clock for RGMII

        clock-names:

          items:

            - const: axi

            - const: chi

            - const: refclk

    else:

      properties:

        clocks:

          minItems: 1

          items:

            - description: AVB functional clock

            - description: Optional TXC reference clock

        clock-names:

          minItems: 1

          items:

            - const: fck

            - const: refclk



additionalProperties: false



examples: