linux-kernel - Re: [PATCH net-next] net: phy: micrel: Add config

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Message-ID: <20211129090147.7fjvop2g6zkbre6s@soft-dev3-1.localhost>
Date:   Mon, 29 Nov 2021 10:01:47 +0100
From:   Horatiu Vultur <horatiu.vultur@...rochip.com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     <hkallweit1@...il.com>, <linux@...linux.org.uk>,
        <davem@...emloft.net>, <kuba@...nel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next] net: phy: micrel: Add config_init for LAN8814

The 11/26/2021 16:15, Andrew Lunn wrote:

Hi Andrew,

> 
> > - swap the MDI-X A,B transmit so that there will not be any link flip-flaps
> >   when the PHY gets a link.
> 
> Isn't this a board issue, rather than generic? Or does the datasheet
> have the pins labelled wrongly and all boards following the datasheet
> are wrong?

>From my understanding it is not a board issue. This is needed in case
the link partners can't do the A/B swapping based on MDI/MDIX. It would
not harm if this is set also for link partners that can do this.

> 
>         Andrew

-- 
/Horatiu