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Date:   Thu, 15 Jun 2023 22:46:24 +0200
From:   Francesco Dolcini <francesco@dolcini.it>
To:     "Bajjuri, Praneeth" <praneeth@ti.com>,
        Siddharth Vadapalli <s-vadapalli@ti.com>, vikram.sharma@ti.com
Cc:     Francesco Dolcini <francesco@dolcini.it>,
        Johannes Pointner <h4nn35.work@gmail.com>,
        Bagas Sanjaya <bagasdotme@gmail.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Heiner Kallweit <hkallweit1@gmail.com>,
        Russell King <linux@armlinux.org.uk>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: DP83867 ethernet PHY regression
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Hello Bajjuri, Siddharth and Vikram

On Thu, May 25, 2023 at 03:18:34AM -0500, Bajjuri, Praneeth wrote:
> On 5/25/2023 2:33 AM, Francesco Dolcini wrote:
> > On Thu, May 25, 2023 at 08:31:00AM +0200, Johannes Pointner wrote:
> > > On Wed, May 24, 2023 at 3:22 PM Bagas Sanjaya <bagasdotme@gmail.com> wrote:
> > > > 
> > > > On Mon, May 22, 2023 at 04:58:46PM +0200, Francesco Dolcini wrote:
> > > > > Hello all,
> > > > > commit da9ef50f545f ("net: phy: dp83867: perform soft reset and retain
> > > > > established link") introduces a regression on my TI AM62 based board.
> > > > > 
> > > > > I have a working DTS with Linux TI 5.10 downstream kernel branch, while
> > > > > testing the DTS with v6.4-rc in preparation of sending it to the mailing
> > > > > list I noticed that ethernet is working only on a cold poweron.
> > > > > 
> > > > > With da9ef50f545f reverted it always works.
> 
> Thank you for bringing this issue to attention.
> I have looped Siddharth and vikram to further investigate and provide input.

Were you able to make any progress? If we are not getting anywhere in
the coming days I would be inclined to send a revert, what do you think?

Francesco