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([2600:8802:b00:4a48:1c16:31cb:9a06:c73e]) by smtp.gmail.com with ESMTPSA id b11-20020aa7810b000000b005d72e54a7e1sm1710413pfi.215.2023.02.25.17.58.25 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 25 Feb 2023 17:58:26 -0800 (PST) Message-ID: <0fa79232-18f7-af96-e116-a71b735a903d@gmail.com> Date: Sat, 25 Feb 2023 17:58:24 -0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 Subject: Re: Raspberry Pi 4B: Failed to create device link with soc:firmware:gpio Content-Language: en-US To: Saravana Kannan Cc: Stefan Wahren , linux-arm-kernel , Linux Kernel , Android Kernel Team References: <03b70a8a-0591-f28b-a567-9d2f736f17e5@gmail.com> From: Florian Fainelli In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230225_175829_084664_D60F1C9C X-CRM114-Status: GOOD ( 17.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2/25/2023 4:01 PM, Saravana Kannan wrote: > On Sat, Feb 25, 2023 at 7:38 AM Florian Fainelli 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel