netdev - Re: Aw: [RFC PATCH net-next] dt-bindings: net: dsa: mediatek,mt7530: completely rework binding

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Message-ID: <709af825-7fde-d2c6-2237-3490163afa0e@arinc9.com>
Date:   Thu, 28 Jul 2022 01:04:14 +0300
From:   Arınç ÜNAL <arinc.unal@...nc9.com>
To:     frank-w@...lic-files.de
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>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Landen Chao <Landen.Chao@...iatek.com>,
        DENG Qingfang <dqfext@...il.com>,
        Luiz Angelo Daros de Luca <luizluca@...il.com>,
        Sander Vanheule <sander@...nheule.net>,
        René van Dorst <opensource@...rst.com>,
        Daniel Golle <daniel@...rotopia.org>, erkin.bozoglu@...ont.com,
        Sergio Paracuellos <sergio.paracuellos@...il.com>,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: Aw: [RFC PATCH net-next] dt-bindings: net: dsa: mediatek,mt7530:
 completely rework binding

On 28.07.2022 00:46, Arınç ÜNAL wrote:
> On 28.07.2022 00:26, Frank Wunderlich wrote:
>> Am 27. Juli 2022 22:59:16 MESZ schrieb "Arınç ÜNAL" 
>> <arinc.unal@...nc9.com>:
>>> On 27.07.2022 23:31, Frank Wunderlich wrote:
>>>>
>>
>>> I've seen this under mt7530_setup():
>>> The bit for MHWTRAP_P6_DIS is cleared to enable port 6 with the 
>>> comment "Enable Port 6 only; P5 as GMAC5 which currently is not 
>>> supported".
>>>
>>> https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/tree/drivers/net/dsa/mt7530.c#n2189 
>>>
>>
>> Later in same function it looks comment is obsolete.
>>
>> https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/tree/drivers/net/dsa/mt7530.c#n2234 

By the way, port 6 seems to be enabled even though port 5 is used as the 
cpu port. Shouldn’t that be behind a check?

>>
>>
>>   I know that rene added p5 support while phylink conversion,but not 
>> sure it was complete.
> 
> Thanks for pointing it out. I suppose it works fine since you tested it. 
> I will update my patch to allow setting port 5 as cpu port along with 
> splitting the patch.
> 
> Arınç