linux-kernel - Re: [PATCH 2/7] dt-bindings: net: dsa: mediatek,mt7530: improve MCM and MT7988 information

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Date:   Thu, 6 Apr 2023 10:46:42 +0100
From:   Daniel Golle <daniel@...rotopia.org>
To:     arinc9.unal@...il.com
Cc:     Andrew Lunn <andrew@...n.ch>,
        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>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Landen Chao <Landen.Chao@...iatek.com>,
        DENG Qingfang <dqfext@...il.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Arınç ÜNAL <arinc.unal@...nc9.com>,
        erkin.bozoglu@...ont.com, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 2/7] dt-bindings: net: dsa: mediatek,mt7530: improve MCM
 and MT7988 information

On Thu, Apr 06, 2023 at 11:01:36AM +0300, arinc9.unal@...il.com wrote:
> From: Arınç ÜNAL <arinc.unal@...nc9.com>
> 
> Improve the description of the schema.
> 
> The MT7620 SoCs described are not part of the multi-chip module but rather
> built into the SoC. Mention the MT7530 MMIO driver not supporting them.
> 
> Move information for the switch on the MT7988 SoC below MT7531, and improve
> it.
> 
> List maintainers in alphabetical order by first name.
> 
> Signed-off-by: Arınç ÜNAL <arinc.unal@...nc9.com>

Acked-by: Daniel Golle <daniel@...rotopia.org>

> ---
>  .../bindings/net/dsa/mediatek,mt7530.yaml     | 25 ++++++++++---------
>  1 file changed, 13 insertions(+), 12 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> index 6df995478275..7045a98d9593 100644
> --- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> +++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> @@ -8,29 +8,30 @@ title: MediaTek MT7530 and MT7531 Ethernet Switches
>  
>  maintainers:
>    - Arınç ÜNAL <arinc.unal@...nc9.com>
> +  - Daniel Golle <daniel@...rotopia.org>
>    - Landen Chao <Landen.Chao@...iatek.com>
>    - DENG Qingfang <dqfext@...il.com>
>    - Sean Wang <sean.wang@...iatek.com>
> -  - Daniel Golle <daniel@...rotopia.org>
>  
>  description: |
> -  There are three versions of MT7530, standalone, in a multi-chip module and
> -  built-into a SoC.
> +  There are three versions of MT7530, standalone, in a multi-chip module, and
> +  built into an SoC.
>  
> -  MT7530 is a part of the multi-chip module in MT7620AN, MT7620DA, MT7620DAN,
> -  MT7620NN, MT7621AT, MT7621DAT, MT7621ST and MT7623AI SoCs.
> -
> -  The MT7988 SoC comes with a built-in switch similar to MT7531 as well as four
> -  Gigabit Ethernet PHYs. The switch registers are directly mapped into the SoC's
> -  memory map rather than using MDIO. The switch got an internally connected 10G
> -  CPU port and 4 user ports connected to the built-in Gigabit Ethernet PHYs.
> +  MT7530 is a part of the multi-chip module in MT7621AT, MT7621DAT, MT7621ST and
> +  MT7623AI SoCs.
>  
>    MT7530 in MT7620AN, MT7620DA, MT7620DAN and MT7620NN SoCs has got 10/100 PHYs
> -  and the switch registers are directly mapped into SoC's memory map rather than
> -  using MDIO. The DSA driver currently doesn't support MT7620 variants.
> +  and the switch registers are directly mapped into the SoC's memory map rather
> +  than using MDIO. The MT7530 MMIO driver currently doesn't support these SoCs.
>  
>    There is only the standalone version of MT7531.
>  
> +  The MT7988 SoC comes with a built-in switch with four Gigabit Ethernet PHYs.
> +  The characteristics of the switch is similar to MT7531. The switch registers
> +  are directly mapped into the SoC's memory map rather than using MDIO. The
> +  switch has got an internally connected 10G CPU port and 4 user ports connected
> +  to the built-in Gigabit Ethernet PHYs.
> +
>    Port 5 on MT7530 has got various ways of configuration:
>  
>      - Port 5 can be used as a CPU port.
> -- 
> 2.37.2
>