Re: What means "sysfs: cannot create duplicate filename '/devices/platform/ff000100.localbus/d0000044.gpio-controller'"

From: Rob Herring
Date: Fri Apr 08 2022 - 11:14:43 EST


On Mon, Apr 4, 2022 at 3:16 AM Christophe Leroy
<christophe.leroy@xxxxxxxxxx> wrote:
>
> Hi,
>
> During boot I'm getting "sysfs: cannot create duplicate filename
> '/devices/platform/ff000100.localbus/d0000044.gpio-controller'"
>
> Below is a grep of "d0000044.gpio-controller" in the log.
>
> Any of what the problem can be and what I have to look for and do to
> avoid it ?

Do you have 2 DT nodes at the same address?

If not maybe something with fw_devlink is screwing up. Can you try
disabling (there's a cmdline option).

Rob