From: Florian Fainelli <f.fainelli@gmail.com>
To: Saravana Kannan <saravanak@google.com>
Cc: Stefan Wahren <stefan.wahren@i2se.com>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Android Kernel Team <kernel-team@android.com>
Subject: Re: Raspberry Pi 4B: Failed to create device link with soc:firmware:gpio
Date: Sat, 25 Feb 2023 17:58:24 -0800 [thread overview]
Message-ID: <0fa79232-18f7-af96-e116-a71b735a903d@gmail.com> (raw)
In-Reply-To: <CAGETcx-KLfxKae6-Kc74gOu2fiuu+5528j_TNEaY21U3_yZO0w@mail.gmail.com>
On 2/25/2023 4:01 PM, Saravana Kannan wrote:
> On Sat, Feb 25, 2023 at 7:38 AM Florian Fainelli <f.fainelli@gmail.com> wrote:
>>
>> Hi Saravana,
>>
>> Using v6.2-10217-ga93e884edf61v my Raspberry Pi 4B issues the following
>> for the "extended GPIO" provider:
>>
>> [ 5.969855] uart-pl011 fe201000.serial: Failed to create device link
>> with soc:firmware:gpio
>
> Outside of this error, is it actually breaking anything?
There is just this warning, there does not appear to be a functional issue.
> Also, can you
> pull in this patch and tell me what it says? I want to know what the
> flags are.
> https://lore.kernel.org/lkml/20230225064148.274376-1-saravanak@google.com/
>
> Can you also change every pr_debug and dev_dbg in drivers/base/core.c
> to an info and then give me the logs as an attachment?
Sure will do.
>
>> The kernel configuration I am using can be found here:
>>
>> https://gist.github.com/ffainelli/4eb83740c25b10f75b54560f8c8febb1
>>
>> And the DTS is arch/arm*/boot/dts/bcm2711-rpi-4-b.dts
>
> Ah, is this yet another case of a DTS that's not upstream? Don't
> worry, I'll still look at it as it might point to some existing
> upstream issue too.
This is with the upstream DTS file under that directory, I used * to
denote that this was used equally for both arm and arm64.
Thanks!
--
Florian
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next prev parent reply other threads:[~2023-02-26 1:59 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-25 15:38 Raspberry Pi 4B: Failed to create device link with soc:firmware:gpio Florian Fainelli
2023-02-26 0:01 ` Saravana Kannan
2023-02-26 1:58 ` Florian Fainelli [this message]
2023-02-26 19:13 ` Florian Fainelli
2023-03-01 7:49 ` Saravana Kannan
2023-03-01 16:57 ` Stefan Wahren
2023-03-01 18:00 ` Saravana Kannan
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