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From: Nick Bowler <nbowler@draconx.ca>
To: Andrew Lunn <andrew@lunn.ch>
Cc: Rob Herring <robh@kernel.org>,
	Saravana Kannan <saravanak@google.com>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org,
	regressions@lists.linux.dev
Subject: Re: PROBLEM: Broken or delayed ethernet on Xilinx ZCU104 since 5.18 (regression)
Date: Sat, 5 Aug 2023 03:34:22 -0400	[thread overview]
Message-ID: <CADyTPEyQcHd5-A2TLf_-U5KdtA5WKZ_mNYKvx3DSMjkNi99E0g@mail.gmail.com> (raw)
In-Reply-To: <c38e208b-4ffa-4310-ae00-412447fc4269@lunn.ch>

On 2023-08-05, Andrew Lunn <andrew@lunn.ch> wrote:
>> > It was also commented out before that change. It could be that gpio
>> > controller is missing. Do you have the driver for the tca6416 in
>> > your kernel configuration?
>>
>> I have CONFIG_GPIO_PCA953X=y which I think is the correct driver?
>
> It does appear to be the correct driver. But check if it has
> loaded. It is an i2c device, so maybe you are missing the I2C bus
> master device?

That's it!  I needed to set

  CONFIG_I2C_CADENCE=y

and now things are working again!

Thanks,
  Nick

  reply	other threads:[~2023-08-05  7:34 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-04 15:26 PROBLEM: Broken or delayed ethernet on Xilinx ZCU104 since 5.18 (regression) Nick Bowler
2023-08-04 15:45 ` Linux regression tracking (Thorsten Leemhuis)
2023-08-08 16:00   ` Robert Hancock
2023-08-04 15:52 ` Rob Herring
2023-08-04 16:24   ` Nick Bowler
2023-08-04 16:28     ` Nick Bowler
2023-08-04 16:47     ` Russell King (Oracle)
2023-08-04 16:54     ` Nick Bowler
2023-08-04 17:02       ` Rob Herring
2023-08-04 17:52         ` Nick Bowler
2023-08-04 20:22           ` Rob Herring
2023-08-04 21:31             ` Nick Bowler
2023-08-04 22:27               ` Russell King (Oracle)
2023-08-05  6:57                 ` Nick Bowler
2023-08-05  7:03                   ` Andrew Lunn
2023-08-05  6:58               ` Andrew Lunn
2023-08-05  7:10                 ` Nick Bowler
2023-08-05  7:25                   ` Andrew Lunn
2023-08-05  7:34                     ` Nick Bowler [this message]
2023-08-29 13:30                       ` Linux regression tracking #update (Thorsten Leemhuis)
2023-08-05  1:03             ` Saravana Kannan

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