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Message-ID: <bfc6810b-3c21-201b-3c4f-a0def3928597@arinc9.com>
Date:   Sat, 3 Dec 2022 00:45:34 +0300
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Subject: Re: [PATCH v4 net-next 3/9] dt-bindings: net: dsa: utilize base
 definitions for standard dsa switches
To:     Colin Foster <colin.foster@in-advantage.com>,
        linux-renesas-soc@vger.kernel.org,
        linux-mediatek@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        devicetree@vger.kernel.org, netdev@vger.kernel.org
Cc:     John Crispin <john@phrozen.org>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Claudiu Manoil <claudiu.manoil@nxp.com>,
        Marek Vasut <marex@denx.de>,
        Sean Wang <sean.wang@mediatek.com>,
        DENG Qingfang <dqfext@gmail.com>,
        Landen Chao <Landen.Chao@mediatek.com>,
        Vivien Didelot <vivien.didelot@gmail.com>,
        =?UTF-8?B?Q2zDqW1lbnQgTMOpZ2Vy?= <clement.leger@bootlin.com>,
        =?UTF-8?Q?Alvin_=c5=a0ipraga?= <alsi@bang-olufsen.dk>,
        Linus Walleij <linus.walleij@linaro.org>,
        UNGLinuxDriver@microchip.com,
        Woojung Huh <woojung.huh@microchip.com>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Kurt Kanzenbach <kurt@linutronix.de>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Eric Dumazet <edumazet@google.com>,
        "David S. Miller" <davem@davemloft.net>,
        Vladimir Oltean <olteanv@gmail.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Andrew Lunn <andrew@lunn.ch>,
        George McCollister <george.mccollister@gmail.com>,
        Rob Herring <robh@kernel.org>
References: <20221202204559.162619-1-colin.foster@in-advantage.com>
 <20221202204559.162619-4-colin.foster@in-advantage.com>
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From:   =?UTF-8?B?QXLEsW7DpyDDnE5BTA==?= <arinc.unal@arinc9.com>
In-Reply-To: <20221202204559.162619-4-colin.foster@in-advantage.com>
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On 2.12.2022 23:45, Colin Foster wrote:
> DSA switches can fall into one of two categories: switches where all ports
> follow standard '(ethernet-)?port' properties, and switches that have
> additional properties for the ports.
> 
> The scenario where DSA ports are all standardized can be handled by
> swtiches with a reference to the new 'dsa.yaml#/$defs/ethernet-ports'.
> 
> The scenario where DSA ports require additional properties can reference
> '$dsa.yaml#' directly. This will allow switches to reference these standard
> defitions of the DSA switch, but add additional properties under the port
> nodes.
> 
> Suggested-by: Rob Herring <robh@kernel.org>
> Signed-off-by: Colin Foster <colin.foster@in-advantage.com>
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
> Acked-by: Alvin Šipraga <alsi@bang-olufsen.dk> # realtek
> ---
> 
> v3 -> v4
>    * Rename "$defs/base" to "$defs/ethernet-ports" to avoid implication of a
>      "base class" and fix commit message accordingly
>    * Add the following to the common etherent-ports node:
>        "additionalProperties: false"
>        "#address-cells" property
>        "#size-cells" property
>    * Fix "etherenet-ports@[0-9]+" to correctly be "ethernet-port@[0-9]+"
>    * Remove unnecessary newline
>    * Apply changes to mediatek,mt7530.yaml that were previously in a separate patch
>    * Add Reviewed and Acked tags
> 
> v3
>    * New patch
> 
> ---
>   .../bindings/net/dsa/arrow,xrs700x.yaml       |  2 +-
>   .../devicetree/bindings/net/dsa/brcm,b53.yaml |  2 +-
>   .../devicetree/bindings/net/dsa/dsa.yaml      | 25 ++++++++++++++++---
>   .../net/dsa/hirschmann,hellcreek.yaml         |  2 +-
>   .../bindings/net/dsa/mediatek,mt7530.yaml     | 16 +++---------
>   .../bindings/net/dsa/microchip,ksz.yaml       |  2 +-
>   .../bindings/net/dsa/microchip,lan937x.yaml   |  2 +-
>   .../bindings/net/dsa/mscc,ocelot.yaml         |  2 +-
>   .../bindings/net/dsa/nxp,sja1105.yaml         |  2 +-
>   .../devicetree/bindings/net/dsa/realtek.yaml  |  2 +-
>   .../bindings/net/dsa/renesas,rzn1-a5psw.yaml  |  2 +-
>   11 files changed, 35 insertions(+), 24 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml b/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml
> index 259a0c6547f3..5888e3a0169a 100644
> --- a/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml
> @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
>   title: Arrow SpeedChips XRS7000 Series Switch Device Tree Bindings
>   
>   allOf:
> -  - $ref: dsa.yaml#
> +  - $ref: dsa.yaml#/$defs/ethernet-ports
>   
>   maintainers:
>     - George McCollister <george.mccollister@gmail.com>
> diff --git a/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml b/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml
> index 1219b830b1a4..5bef4128d175 100644
> --- a/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml
> @@ -66,7 +66,7 @@ required:
>     - reg
>   
>   allOf:
> -  - $ref: dsa.yaml#
> +  - $ref: dsa.yaml#/$defs/ethernet-ports
>     - if:
>         properties:
>           compatible:
> diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.yaml b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> index b9d48e357e77..b9e366e46aed 100644
> --- a/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> @@ -19,9 +19,6 @@ description:
>   select: false
>   
>   properties:
> -  $nodename:
> -    pattern: "^(ethernet-)?switch(@.*)?$"
> -
>     dsa,member:
>       minItems: 2
>       maxItems: 2
> @@ -58,4 +55,26 @@ oneOf:
>   
>   additionalProperties: true
>   
> +$defs:
> +  ethernet-ports:
> +    description: A DSA switch without any extra port properties
> +    $ref: '#/'
> +
> +    patternProperties:
> +      "^(ethernet-)?ports$":
> +        type: object
> +        additionalProperties: false
> +
> +        properties:
> +          '#address-cells':
> +            const: 1
> +          '#size-cells':
> +            const: 0
> +
> +        patternProperties:
> +          "^(ethernet-)?port@[0-9]+$":
> +            description: Ethernet switch ports
> +            $ref: dsa-port.yaml#
> +            unevaluatedProperties: false
> +
>   ...
> diff --git a/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml b/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml
> index 73b774eadd0b..748ef9983ce2 100644
> --- a/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml
> @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
>   title: Hirschmann Hellcreek TSN Switch Device Tree Bindings
>   
>   allOf:
> -  - $ref: dsa.yaml#
> +  - $ref: dsa.yaml#/$defs/ethernet-ports
>   
>   maintainers:
>     - Andrew Lunn <andrew@lunn.ch>
> diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> index f2e9ff3f580b..b815272531fa 100644
> --- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> @@ -156,17 +156,6 @@ patternProperties:
>   
>       patternProperties:
>         "^(ethernet-)?port@[0-9]+$":
> -        type: object
> -        description: Ethernet switch ports
> -
> -        unevaluatedProperties: false
> -
> -        properties:
> -          reg:
> -            description:
> -              Port address described must be 5 or 6 for CPU port and from 0 to 5
> -              for user ports.

This shouldn't be moved. Please reread our conversation on the previous 
version.

> -
>           allOf:
>             - $ref: dsa-port.yaml#
>             - if:
> @@ -174,6 +163,9 @@ patternProperties:
>               then:
>                 properties:
>                   reg:
> +                  description:
> +                    Port address described must be 5 or 6 for CPU port and from
> +                    0 to 5 for user ports

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