linux-kernel - Re: [PATCH net-next v4 03/12] dt-bindings: net: pcs: add bindings for Renesas RZ/N1 MII converter

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Date:   Wed, 11 May 2022 10:20:29 -0500
From:   Rob Herring <robh@...nel.org>
To:     Clément Léger <clement.leger@...tlin.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Herve Codina <herve.codina@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Milan Stevanovic <milan.stevanovic@...com>,
        Jimmy Lalande <jimmy.lalande@...com>,
        Pascal Eberhard <pascal.eberhard@...com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v4 03/12] dt-bindings: net: pcs: add bindings
 for Renesas RZ/N1 MII converter

On Mon, May 09, 2022 at 03:18:51PM +0200, Clément Léger wrote:
> This MII converter can be found on the RZ/N1 processor family. The MII
> converter ports are declared as subnodes which are then referenced by
> users of the PCS driver such as the switch.
> 
> Signed-off-by: Clément Léger <clement.leger@...tlin.com>
> ---
>  .../bindings/net/pcs/renesas,rzn1-miic.yaml   | 162 ++++++++++++++++++
>  include/dt-bindings/net/pcs-rzn1-miic.h       |  33 ++++
>  2 files changed, 195 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml
>  create mode 100644 include/dt-bindings/net/pcs-rzn1-miic.h
> 
> diff --git a/Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml b/Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml
> new file mode 100644
> index 000000000000..c3f5f772c885
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml
> @@ -0,0 +1,162 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/net/pcs/renesas,rzn1-miic.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas RZ/N1 MII converter
> +
> +maintainers:
> +  - Clément Léger <clement.leger@...tlin.com>
> +
> +description: |
> +  This MII converter is present on the Renesas RZ/N1 SoC family. It is
> +  responsible to do MII passthrough or convert it to RMII/RGMII.
> +
> +properties:
> +  '#address-cells':
> +    const: 1
> +
> +  '#size-cells':
> +    const: 0
> +
> +  compatible:
> +    items:
> +      - enum:
> +          - renesas,r9a06g032-miic
> +      - const: renesas,rzn1-miic
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: MII reference clock
> +      - description: RGMII reference clock
> +      - description: RMII reference clock
> +      - description: AHB clock used for the MII converter register interface
> +
> +  renesas,miic-switch-portin:
> +    description: MII Switch PORTIN configuration. This value should use one of
> +      the values defined in dt-bindings/net/pcs-rzn1-miic.h.
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [1, 2]
> +
> +  power-domains:
> +    maxItems: 1
> +
> +patternProperties:
> +  "^mii-conv@[0-9]+$":

^mii-conv@[0-5]$

> +    type: object
> +    description: MII converter port
> +
> +    properties:
> +      reg:
> +        description: MII Converter port number.
> +        enum: [1, 2, 3, 4, 5]
> +
> +      renesas,miic-input:
> +        description: Converter input port configuration. This value should use
> +          one of the values defined in dt-bindings/net/pcs-rzn1-miic.h.
> +        $ref: /schemas/types.yaml#/definitions/uint32
> +
> +    required:
> +      - reg
> +      - renesas,miic-input
> +
> +    additionalProperties: false
> +
> +    allOf:
> +      - if:
> +          properties:
> +            reg:
> +              const: 1
> +        then:
> +          properties:
> +            renesas,miic-input:
> +              enum: [0]

const: 0

With those fixes,

Reviewed-by: Rob Herring <robh@...nel.org>