linux-kernel - Re: [PATCH net-next v5 1/6] dt-bindings: net: lan966x: Add lan966x-switch bindings

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Date:   Wed, 1 Dec 2021 16:54:11 +0100
From:   Horatiu Vultur <horatiu.vultur@...rochip.com>
To:     Rob Herring <robh@...nel.org>
CC:     <davem@...emloft.net>, <kuba@...nel.org>,
        <UNGLinuxDriver@...rochip.com>, <p.zabel@...gutronix.de>,
        <linux@...linux.org.uk>, <andrew@...n.ch>,
        <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next v5 1/6] dt-bindings: net: lan966x: Add
 lan966x-switch bindings

The 11/30/2021 14:23, Rob Herring wrote:

Hi Rob,

> 
> > +    items:
> > +      - const: switch
> > +      - const: phy
> > +
> > +  ethernet-ports:
> > +    type: object
> 
>        additionalProperties: false

Yes, I will add then. But then I will need to add also:

properties:
  '#address-cells':
    const: 1
  '#size-cells':
    const: 0

> 
> > +    patternProperties:
> > +      "^port@[0-9a-f]+$":
> > +        type: object
> > +
> > +        allOf:
> 
> Don't need allOf here.
> 
> > +          - $ref: "http://devicetree.org/schemas/net/ethernet-controller.yaml#"
> 
> Drop 'http://devicetree.org'. (If you copied that from somewhere, please
> fix them too.)
> 
>            unevaluatedProperties: false

I will fix this and I would send also a patch for dsa.yaml.

> 
> > +
> > +        properties:
> > +          '#address-cells':
> > +            const: 1
> > +          '#size-cells':
> > +            const: 0
> > +
> > +          reg:
> > +            description:
> > +              Switch port number
> > +
> > +          phys:
> > +            description:
> > +              Phandle of a Ethernet SerDes PHY
> > +
> > +          phy-mode:
> > +            description:
> > +              This specifies the interface used by the Ethernet SerDes towards
> > +              the PHY or SFP.
> > +            enum:
> > +              - gmii
> > +              - sgmii
> > +              - qsgmii
> > +              - 1000base-x
> > +              - 2500base-x
> > +
> > +          phy-handle:
> > +            description:
> > +              Phandle of a Ethernet PHY.
> > +
> > +          sfp:
> > +            description:
> > +              Phandle of an SFP.
> > +
> > +          managed: true
> > +
> > +        required:
> > +          - reg
> > +          - phys
> > +          - phy-mode
> > +
> > +        oneOf:
> > +          - required:
> > +              - phy-handle
> > +          - required:
> > +              - sfp
> > +              - managed
> > +
> > +required:
> > +  - compatible
> > +  - reg
> > +  - reg-names
> > +  - interrupts
> > +  - interrupt-names
> > +  - resets
> > +  - reset-names
> > +  - ethernet-ports
> > +
> > +additionalProperties: false
> > +
> > +examples:
> > +  - |
> > +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> > +    switch: switch@...00000 {
> > +      compatible = "microchip,lan966x-switch";
> > +      reg =  <0xe0000000 0x0100000>,
> > +             <0xe2000000 0x0800000>;
> > +      reg-names = "cpu", "gcb";
> > +      interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
> > +      interrupt-names = "xtr";
> > +      resets = <&switch_reset 0>, <&phy_reset 0>;
> > +      reset-names = "switch", "phy";
> > +      ethernet-ports {
> > +        #address-cells = <1>;
> > +        #size-cells = <0>;
> > +
> > +        port0: port@0 {
> > +          reg = <0>;
> > +          phy-handle = <&phy0>;
> > +          phys = <&serdes 0 0>;
> > +          phy-mode = "gmii";
> > +        };
> > +
> > +        port1: port@1 {
> > +          reg = <1>;
> > +          sfp = <&sfp_eth1>;
> > +          managed = "in-band-status";
> > +          phys = <&serdes 2 4>;
> > +          phy-mode = "sgmii";
> > +        };
> > +      };
> > +    };
> > +
> > +...
> > --
> > 2.33.0
> >
> >

-- 
/Horatiu