linux-kernel - Re: [PATCH 7/9] net: pcs: add driver for MediaTek SGMII PCS

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Message-ID: <Y90mi1dTmMkXdkPX@lunn.ch>
Date:   Fri, 3 Feb 2023 16:21:47 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Vladimir Oltean <olteanv@...il.com>
Cc:     Daniel Golle <daniel@...rotopia.org>, netdev@...r.kernel.org,
        linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Russell King <linux@...linux.org.uk>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        Mark Lee <Mark-MC.Lee@...iatek.com>,
        John Crispin <john@...ozen.org>, Felix Fietkau <nbd@....name>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        DENG Qingfang <dqfext@...il.com>,
        Landen Chao <Landen.Chao@...iatek.com>,
        Sean Wang <sean.wang@...iatek.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Jianhui Zhao <zhaojh329@...il.com>,
        Bjørn Mork <bjorn@...k.no>
Subject: Re: [PATCH 7/9] net: pcs: add driver for MediaTek SGMII PCS

On Fri, Feb 03, 2023 at 05:00:14PM +0200, Vladimir Oltean wrote:
> On Fri, Feb 03, 2023 at 03:14:29PM +0100, Andrew Lunn wrote:
> > > index 6e7e6c346a3e..cf65646656e9 100644
> > > --- a/drivers/net/pcs/Kconfig
> > > +++ b/drivers/net/pcs/Kconfig
> > > @@ -18,6 +18,12 @@ config PCS_LYNX
> > >  	  This module provides helpers to phylink for managing the Lynx PCS
> > >  	  which is part of the Layerscape and QorIQ Ethernet SERDES.
> > >  
> > > +config PCS_MTK
> > > +	tristate
> > > +	help
> > > +	  This module provides helpers to phylink for managing the LynxI PCS
> > > +	  which is part of MediaTek's SoC and Ethernet switch ICs.
> > 
> > You should probably have a more specific name, for when MTK produces a
> > new PCS which is completely different.
> > 
> > Also, how similar is this LynxI PCS to the Lynx PCS?
> 
> Probably not very similar. Here's the Mediatek 32-bit memory map,
> translated by me to a 16-bit MDIO memory map:

Thanks. Given the similarities in the name, i had to ask...

	Andrew