Re: [PATCH net-next V7] dt-bindings: net: xlnx,axi-ethernet: convert bindings document to yaml

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On 08/03/2023 07:12, Sarath Babu Naidu Gaddam wrote:
> From: Radhey Shyam Pandey <radhey.shyam.pandey@xxxxxxxxxx>
> 
> Convert the bindings document for Xilinx AXI Ethernet Subsystem
> from txt to yaml. No changes to existing binding description.
> 

(...)

> +properties:
> +  compatible:
> +    enum:
> +      - xlnx,axi-ethernet-1.00.a
> +      - xlnx,axi-ethernet-1.01.a
> +      - xlnx,axi-ethernet-2.01.a
> +
> +  reg:
> +    description:
> +      Address and length of the IO space, as well as the address
> +      and length of the AXI DMA controller IO space, unless
> +      axistream-connected is specified, in which case the reg
> +      attribute of the node referenced by it is used.

Did you test it with axistream-connected? The schema and description
feel contradictory and tests would point the issue.

> +    maxItems: 2
> +
> +  interrupts:
> +    items:
> +      - description: Ethernet core interrupt
> +      - description: Tx DMA interrupt
> +      - description: Rx DMA interrupt
> +    description:
> +      Ethernet core interrupt is optional. If axistream-connected property is
> +      present DMA node should contains TX/RX DMA interrupts else DMA interrupt
> +      resources are mentioned on ethernet node.
> +    minItems: 1
> +
> +  phy-handle: true
> +
> +  xlnx,rxmem:
> +    description:
> +      Set to allocated memory buffer for Rx/Tx in the hardware.
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +
> +  phy-mode:
> +    items:
> +      - description: MII
> +      - description: GMII
> +      - description: RGMII
> +      - description: SGMII
> +      - description: 1000BaseX

I have doubts you tested it... Since when this is a list? How does it
exactly work and what do you want to show here?

connection type is enum.


> +    minItems: 1
> +
> +  xlnx,phy-type:
> +    description:
> +      Do not use, but still accepted in preference to phy-mode.
> +    deprecated: true
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +
> +  xlnx,txcsum:
> +    description:
> +      TX checksum offload. 0 or empty for disabling TX checksum offload,
> +      1 to enable partial TX checksum offload and 2 to enable full TX
> +      checksum offload.
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [0, 1, 2]
> +
> +  xlnx,rxcsum:
> +    description:
> +      RX checksum offload. 0 or empty for disabling RX checksum offload,
> +      1 to enable partial RX checksum offload and 2 to enable full RX
> +      checksum offload.
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [0, 1, 2]
> +
> +  xlnx,switch-x-sgmii:
> +    type: boolean
> +    description:
> +      Indicate the Ethernet core is configured to support both 1000BaseX and
> +      SGMII modes. If set, the phy-mode should be set to match the mode
> +      selected on core reset (i.e. by the basex_or_sgmii core input line).
> +
> +  clocks:
> +    items:
> +      - description: Clock for AXI register slave interface.
> +      - description: AXI4-Stream clock for TXD RXD TXC and RXS interfaces.
> +      - description: Ethernet reference clock, used by signal delay primitives
> +                     and transceivers.
> +      - description: MGT reference clock (used by optional internal PCS/PMA PHY)
> +
> +  clock-names:
> +    items:
> +      - const: s_axi_lite_clk
> +      - const: axis_clk
> +      - const: ref_clk
> +      - const: mgt_clk
> +
> +  axistream-connected:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: Phandle of AXI DMA controller which contains the resources
> +      used by this device. If this is specified, the DMA-related resources
> +      from that device (DMA registers and DMA TX/RX interrupts) rather than
> +      this one will be used.
> +
> +  mdio:
> +    type: object
> +
> +  pcs-handle:

maxItems: 1

> +    description: Phandle to the internal PCS/PMA PHY in SGMII or 1000Base-X
> +      modes, where "pcs-handle" should be used to point to the PCS/PMA PHY,
> +      and "phy-handle" should point to an external PHY if exists.

Best regards,
Krzysztof




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