Subject: Re: [PATCH net-next v4 01/13] dt-bindings: net: dsa: lantiq,gswip: convert to YAML schema

From: Rob Herring <[email-masked]>
Date: Tue, 11 Jun 2024 07:27:30 -0600

On Tue, Jun 11, 2024 at 01:40:15PM +0200, Martin Schiller wrote:
> Convert the lantiq,gswip bindings to YAML format.
> 
> Also add this new file to the MAINTAINERS file.
> 
> Signed-off-by: Martin Schiller <[email-masked]>
> ---
>  .../bindings/net/dsa/lantiq,gswip.yaml        | 195 ++++++++++++++++++
>  .../bindings/net/dsa/lantiq-gswip.txt         | 146 -------------
>  MAINTAINERS                                   |   1 +
>  3 files changed, 196 insertions(+), 146 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
>  delete mode 100644 Documentation/devicetree/bindings/net/dsa/lantiq-gswip.txt
> 
> diff --git a/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
> new file mode 100644
> index 000000000000..14ef48d6a0ee
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/dsa/lantiq,gswip.yaml
> @@ -0,0 +1,195 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/dsa/lantiq,gswip.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Lantiq GSWIP Ethernet switches
> +
> +allOf:
> +  - $ref: dsa.yaml#/$defs/ethernet-ports
> +
> +maintainers:
> +  - Hauke Mehrtens <[email-masked]>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - lantiq,xrx200-gswip
> +      - lantiq,xrx300-gswip
> +      - lantiq,xrx330-gswip
> +
> +  reg:
> +    minItems: 3
> +    maxItems: 3

blank line

> +  reg-names:
> +    items:
> +      - const: switch
> +      - const: mdio
> +      - const: mii
> +
> +  mdio:
> +    $ref: /schemas/net/mdio.yaml#
> +    unevaluatedProperties: false
> +
> +    properties:
> +      compatible:
> +        const: lantiq,xrx200-mdio
> +
> +    required:
> +      - compatible
> +
> +  gphy-fw:
> +    type: object
> +    properties:
> +      '#address-cells':
> +        const: 1

blank line

> +      '#size-cells':
> +        const: 0
> +
> +      compatible:
> +        allOf:

Don't need allOf.

> +          - items:
> +              - enum:
> +                  - lantiq,xrx200-gphy-fw
> +                  - lantiq,xrx300-gphy-fw
> +                  - lantiq,xrx330-gphy-fw
> +              - const: lantiq,gphy-fw
> +
> +      lantiq,rcu:
> +        $ref: /schemas/types.yaml#/definitions/phandle
> +        description: phandle to the RCU syscon
> +
> +    patternProperties:
> +      "^gphy@[0-9a-f]+$":

"^gphy@[0-9a-f]{1,2]$"

> +        type: object
> +
> +        properties:
> +          reg:
> +            minimum: 0
> +            maximum: 255
> +            description:
> +              Offset of the GPHY firmware register in the RCU register range
> +
> +          resets:
> +            items:
> +              - description: GPHY reset line
> +
> +          reset-names:
> +            items:
> +              - const: gphy
> +
> +        required:
> +          - reg
> +
> +        additionalProperties: false

For indented cases, it is preferred to put this before 'properties'.

> +
> +    required:
> +      - compatible
> +      - lantiq,rcu
> +
> +    additionalProperties: false
> +
> +required:
> +  - compatible
> +  - reg
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    switch@e108000 {
> +            compatible = "lantiq,xrx200-gswip";
> +            reg = <0xe108000 0x3100>,  /* switch */
> +                  <0xe10b100 0xd8>,    /* mdio */
> +                  <0xe10b1d8 0x130>;   /* mii */
> +            dsa,member = <0 0>;
> +
> +            ports {
> +                    #address-cells = <1>;
> +                    #size-cells = <0>;
> +
> +                    port@0 {
> +                            reg = <0>;
> +                            label = "lan3";
> +                            phy-mode = "rgmii";
> +                            phy-handle = <&phy0>;
> +                    };
> +
> +                    port@1 {
> +                            reg = <1>;
> +                            label = "lan4";
> +                            phy-mode = "rgmii";
> +                            phy-handle = <&phy1>;
> +                    };
> +
> +                    port@2 {
> +                            reg = <2>;
> +                            label = "lan2";
> +                            phy-mode = "internal";
> +                            phy-handle = <&phy11>;
> +                    };
> +
> +                    port@4 {
> +                            reg = <4>;
> +                            label = "lan1";
> +                            phy-mode = "internal";
> +                            phy-handle = <&phy13>;
> +                    };
> +
> +                    port@5 {
> +                            reg = <5>;
> +                            label = "wan";
> +                            phy-mode = "rgmii";
> +                            phy-handle = <&phy5>;
> +                    };
> +
> +                    port@6 {
> +                            reg = <0x6>;
> +                            ethernet = <&eth0>;
> +                    };
> +            };
> +
> +            mdio {
> +                    #address-cells = <1>;
> +                    #size-cells = <0>;
> +                    compatible = "lantiq,xrx200-mdio";
> +
> +                    phy0: ethernet-phy@0 {
> +                            reg = <0x0>;
> +                    };
> +                    phy1: ethernet-phy@1 {
> +                            reg = <0x1>;
> +                    };
> +                    phy5: ethernet-phy@5 {
> +                            reg = <0x5>;
> +                    };
> +                    phy11: ethernet-phy@11 {
> +                            reg = <0x11>;
> +                    };
> +                    phy13: ethernet-phy@13 {
> +                            reg = <0x13>;
> +                    };
> +            };
> +
> +            gphy-fw {
> +                    #address-cells = <1>;
> +                    #size-cells = <0>;
> +                    compatible = "lantiq,xrx200-gphy-fw", "lantiq,gphy-fw";
> +                    lantiq,rcu = <&rcu0>;
> +
> +                    gphy@20 {
> +                            reg = <0x20>;
> +
> +                            resets = <&reset0 31 30>;
> +                            reset-names = "gphy";
> +                    };
> +
> +                    gphy@68 {
> +                            reg = <0x68>;
> +
> +                            resets = <&reset0 29 28>;
> +                            reset-names = "gphy";
> +                    };
> +            };
> +    };