Re: [RFC PATCH net-next 08/12] dt-bindings: net: lan966x: Add lan966x-switch bindings

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On Mon, Sep 20, 2021 at 11:52:14AM +0200, Horatiu Vultur wrote:
> Document the lan966x switch device driver bindings
> 
> Signed-off-by: Horatiu Vultur <horatiu.vultur@xxxxxxxxxxxxx>
> ---
>  .../net/microchip,lan966x-switch.yaml         | 114 ++++++++++++++++++
>  1 file changed, 114 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml
> 
> diff --git a/Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml b/Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml
> new file mode 100644
> index 000000000000..53d72a65c168
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/microchip,lan966x-switch.yaml
> @@ -0,0 +1,114 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/microchip,lan966x-switch.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Microchip Lan966x Ethernet switch controller
> +
> +maintainers:
> +  - Horatiu Vultur <horatiu.vultur@xxxxxxxxxxxxx>
> +  - UNGLinuxDriver@xxxxxxxxxxxxx
> +
> +description: |
> +  The Lan966x Enterprise Ethernet switch family provides a rich set of
> +  Enterprise switching features such as advanced TCAM-based VLAN and
> +  QoS processing enabling delivery of differentiated services, and
> +  security through TCAM-based frame processing using versatile content
> +  aware processor (VCAP).
> +
> +properties:
> +  $nodename:
> +    pattern: "^switch@[0-9a-f]+$"
> +
> +  compatible:
> +    const: microchip,lan966x-switch
> +
> +  reg:
> +    items:
> +      - description: cpu target
> +      - description: devices target
> +      - description: general control block target
> +
> +  reg-names:
> +    items:
> +      - const: cpu
> +      - const: devices
> +      - const: gcb
> +
> +  interrupts:
> +    minItems: 1

Don't need minItems unless it is less than number of entries for 
'items'.

> +    items:
> +      - description: register based extraction
> +
> +  interrupt-names:
> +    minItems: 1
> +    items:
> +      - const: xtr
> +
> +  mac-address: true
> +
> +  ethernet-ports:
> +    type: object
> +    patternProperties:
> +      "^port@[0-9a-f]+$":

ethernet-port is preferred on new bindings.

> +        type: object
> +
> +        properties:
> +          '#address-cells':
> +            const: 1
> +          '#size-cells':
> +            const: 0
> +
> +          reg:
> +            description: Switch port number
> +
> +          phy-mode:
> +            description:
> +              This specifies the interface used by the Ethernet SerDes towards
> +              the PHY or SFP.
> +
> +          phy-handle:
> +            description:
> +              phandle of a Ethernet PHY.
> +
> +        required:
> +          - reg
> +          - phy-mode
> +          - phy-handle
> +
> +required:
> +  - compatible
> +  - reg
> +  - reg-names
> +  - interrupts
> +  - interrupt-names
> +  - ethernet-ports
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    switch: switch@600000000 {

Drop unused labels.

> +      compatible = "microchip,lan966x-switch";
> +      reg =  <0 0x401000>,
> +             <0x10004000 0x7fc000>,
> +             <0x11010000 0xaf0000>;
> +      reg-names = "cpu", "devices", "gcb";
> +      interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
> +      interrupt-names = "xtr";
> +      ethernet-ports {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        port0: port@0 {
> +          reg = <0>;
> +          phy-handle = <&phy0>;
> +          phy-mode = "gmii";
> +        };
> +      };
> +    };
> +
> +...
> +#  vim: set ts=2 sw=2 sts=2 tw=80 et cc=80 ft=yaml :

Ummm, no.

> -- 
> 2.31.1
> 
> 



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