linux-kernel - Re: PROBLEM: Broken or delayed ethernet on Xilinx ZCU104 since 5.18 (regression)

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Date:   Tue, 29 Aug 2023 15:30:52 +0200
From:   "Linux regression tracking #update (Thorsten Leemhuis)" 
        <regressions@...mhuis.info>
To:     regressions@...ts.linux.dev
Cc:     linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        netdev@...r.kernel.org
Subject: Re: PROBLEM: Broken or delayed ethernet on Xilinx ZCU104 since 5.18
 (regression)

[TLDR: This mail in primarily relevant for Linux kernel regression
tracking. See link in footer if these mails annoy you.]

On 05.08.23 09:34, Nick Bowler wrote:
> On 2023-08-05, Andrew Lunn <andrew@...n.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!

#regzbot resolve: a config change did the trick
#regzbot ignore-activity

Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat)
--
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