Commit 5361660a authored by Marek Vasut's avatar Marek Vasut Committed by Jakub Kicinski
Browse files

dt-bindings: net: snps,dwmac: Document stmmac-axi-config subnode 



The stmmac-axi-config subnode is present in multiple dwmac instance DTs,
document its content per snps,axi-config property description which is
a phandle to this subnode.

Signed-off-by: default avatarMarek Vasut <marex@denx.de>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220927012449.698915-1-marex@denx.de


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 5493a2ad

Documentation/devicetree/bindings/net/snps,dwmac.yaml

+54 −0
Original line number Diff line number Diff line
@@ -302,6 +302,60 @@ properties: 
    required:

      - compatible



  stmmac-axi-config:

    type: object

    unevaluatedProperties: false

    description:

      AXI BUS Mode parameters.



    properties:

      snps,lpi_en:

        $ref: /schemas/types.yaml#/definitions/flag

        description:

          enable Low Power Interface



      snps,xit_frm:

        $ref: /schemas/types.yaml#/definitions/flag

        description:

          unlock on WoL



      snps,wr_osr_lmt:

        $ref: /schemas/types.yaml#/definitions/uint32

        description:

          max write outstanding req. limit



      snps,rd_osr_lmt:

        $ref: /schemas/types.yaml#/definitions/uint32

        description:

          max read outstanding req. limit



      snps,kbbe:

        $ref: /schemas/types.yaml#/definitions/uint32

        description:

          do not cross 1KiB boundary.



      snps,blen:

        $ref: /schemas/types.yaml#/definitions/uint32-array

        description:

          this is a vector of supported burst length.

        minItems: 7

        maxItems: 7



      snps,fb:

        $ref: /schemas/types.yaml#/definitions/flag

        description:

          fixed-burst



      snps,mb:

        $ref: /schemas/types.yaml#/definitions/flag

        description:

          mixed-burst



      snps,rb:

        $ref: /schemas/types.yaml#/definitions/flag

        description:

          rebuild INCRx Burst



required:

  - compatible

  - reg