linux-kernel - RE: [PATCH v2 net-next] net: phy: micrel: Adding SQI support for lan8814 phy

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Date:   Wed, 7 Sep 2022 10:52:40 +0000
From:   <Divya.Koppera@...rochip.com>
To:     <o.rempel@...gutronix.de>, <andrew@...n.ch>
CC:     <hkallweit1@...il.com>, <linux@...linux.org.uk>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <UNGLinuxDriver@...rochip.com>,
        <michael@...le.cc>
Subject: RE: [PATCH v2 net-next] net: phy: micrel: Adding SQI support for
 lan8814 phy

Hi,

> -----Original Message-----
> From: Oleksij Rempel <o.rempel@...gutronix.de>
> Sent: Wednesday, September 7, 2022 3:00 PM
> To: Andrew Lunn <andrew@...n.ch>
> Cc: Divya Koppera - I30481 <Divya.Koppera@...rochip.com>;
> hkallweit1@...il.com; linux@...linux.org.uk; davem@...emloft.net;
> edumazet@...gle.com; kuba@...nel.org; pabeni@...hat.com;
> netdev@...r.kernel.org; linux-kernel@...r.kernel.org; UNGLinuxDriver
> <UNGLinuxDriver@...rochip.com>
> Subject: Re: [PATCH v2 net-next] net: phy: micrel: Adding SQI support for
> lan8814 phy
> 
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the
> content is safe
> 
> On Tue, Sep 06, 2022 at 04:02:19PM +0200, Andrew Lunn wrote:
> > > We do have SQI support for 100Mbps to pair 0 only. For other pairs
> > > SQI values are invalid values.
> >
> > And you have tested this with auto-cross over, so that the pairs get
> > swapped?
> 
> auto-cross is probably the default option. You'll need to force MDI or MDI-X
> mode.
> 

Yes, its default option. Sure will test in this way. Also I'll discuss with internal team regarding 1 pair access for 100Base-tx. May be its wrong and it needs to be 2 pairs.

Thanks
Divya

> Regards,
> Oleksij
> --
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