From: Jakub Kicinski <kuba@kernel.org>
To: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
Cc: Michael Walle <mwalle@kernel.org>,
Siddharth Vadapalli <s-vadapalli@ti.com>,
Andrew Lunn <andrew@lunn.ch>, Nishanth Menon <nm@ti.com>,
Vignesh Raghavendra <vigneshr@ti.com>,
Tero Kristo <kristo@kernel.org>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>,
Roger Quadros <rogerq@kernel.org>,
Simon Horman <horms@kernel.org>,
Maxime Chevallier <maxime.chevallier@bootlin.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux@ew.tq-group.com
Subject: Re: [PATCH net-next] Revert "net: ethernet: ti: am65-cpsw: fixup PHY mode for fixed RGMII TX delay"
Date: Thu, 18 Sep 2025 07:56:51 -0700 [thread overview]
Message-ID: <20250918075651.4676f808@kernel.org> (raw)
In-Reply-To: <804f394db1151f1fb1f19739d5347b38a3930e8a.camel@ew.tq-group.com>
On Mon, 04 Aug 2025 15:45:08 +0200 Matthias Schiffer wrote:
> > > Disabling the TX delay may or may not result in an operational system.
> > > This holds true for all SoCs with various CPSW instances that are
> > > programmed by the am65-cpsw-nuss.c driver along with the phy-gmii-sel.c
> > > driver.
> >
> > In that case u-boot shall be fixed, soon. And to workaround older
> > u-boot versions, linux shall always enable that delay, like Andrew
> > proposed.
>
> I can submit my patch for U-Boot some time this week, probably tomorrow. Do you
> also want me to take care of the Linux side for enabling the MAC delay?
What's the conclusion with this regression?
If we need a fix in Linux it'd be great to have it before v6.17 is cut.
next prev parent reply other threads:[~2025-09-18 14:56 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-28 6:49 [PATCH net-next] Revert "net: ethernet: ti: am65-cpsw: fixup PHY mode for fixed RGMII TX delay" Michael Walle
2025-07-28 14:41 ` Andrew Lunn
2025-07-29 7:33 ` Michael Walle
2025-07-29 7:59 ` Matthias Schiffer
2025-07-29 8:47 ` Michael Walle
2025-07-29 9:09 ` Matthias Schiffer
2025-07-30 13:44 ` Matthias Schiffer
2025-07-30 14:27 ` Andrew Lunn
2025-08-02 5:44 ` Siddharth Vadapalli
2025-08-04 7:37 ` Michael Walle
2025-08-04 13:45 ` Matthias Schiffer
2025-09-18 14:56 ` Jakub Kicinski [this message]
2025-09-18 15:11 ` Michael Walle
2025-09-18 15:28 ` Jakub Kicinski
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