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[212.182.62.129]) by smtp.gmail.com with ESMTPSA id f17-20020a05651c03d100b002cdfc29b46dsm1514699ljp.88.2024.01.23.10.00.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 23 Jan 2024 10:00:19 -0800 (PST) Message-ID: <0069beea-72d6-4a31-8f8b-282dbdd4bf94@linaro.org> Date: Tue, 23 Jan 2024 19:00:18 +0100 Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/2] Remove QDF2xxx pinctrl drivers Content-Language: en-US To: Dmitry Baryshkov , Jeffrey Hugo Cc: Bjorn Andersson , Linus Walleij , Catalin Marinas , Will Deacon , Marijn Suijten , linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20240122-topic-qdf_cleanup_pinctrl-v1-0-0c619ea25091@linaro.org> <8c9b157b-4698-70a3-57b7-c588998eeda7@quicinc.com> <52479377-ff61-7537-e4aa-064ab4a77c03@quicinc.com> From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 1/22/24 20:23, Dmitry Baryshkov wrote: > On Mon, 22 Jan 2024 at 20:44, Jeffrey Hugo wrote: >> >> On 1/22/2024 10:56 AM, Dmitry Baryshkov wrote: >>> On Mon, 22 Jan 2024 at 19:43, Jeffrey Hugo wrote: >>>> >>>> On 1/22/2024 4:57 AM, Konrad Dybcio wrote: >>>>> The SoC line was never productized, remove the maintenance burden. >>>>> >>>>> Compile-tested only. >>>>> >>>>> Signed-off-by: Konrad Dybcio >>>>> --- >>>>> Konrad Dybcio (2): >>>>> pinctrl: qcom: Remove QDF2xxx support >>>>> arm64: defconfig: Remove QDF24XX pinctrl >>>>> >>>>> arch/arm64/configs/defconfig | 1 - >>>>> drivers/pinctrl/qcom/Kconfig.msm | 7 -- >>>>> drivers/pinctrl/qcom/Makefile | 1 - >>>>> drivers/pinctrl/qcom/pinctrl-qdf2xxx.c | 164 --------------------------------- >>>>> 4 files changed, 173 deletions(-) >>>>> --- >>>>> base-commit: 319fbd8fc6d339e0a1c7b067eed870c518a13a02 >>>>> change-id: 20240122-topic-qdf_cleanup_pinctrl-98e17cdb375b >>>>> >>>>> Best regards, >>>> >>>> NACK. >>>> >>>> This was productized, there are some out in the wild, and the platform >>>> is still in (limited) use. >>>> >>>> I'd like to see support hang around for a few more years yet. >>> >>> The problem is that... its support is pretty strange. I can see >>> pinctrl, ethernet and quirks for the platform in GIC-ITS and PL011 >>> drivers. Is this enough to get the platform into the useful state? I >>> can imagine that "QCOM2430" ACPI handle was used for USB hosts on that >>> platform, but I don't remember when we last tested DWC3 with the ACPI. >>> >>> So, all this boils down to the question whether mainline (or something >>> close by, LTS for example) is actually used and tested on these >>> devices? >> >> Its an ACPI system, so you won't see all of the fun DTisms of a MSM chip. >> >> The platform was fully functional upstream, and had an Ubuntu >> certification. I run Ubuntu on the two that I have in my office. I >> haven't strictly checked out mainline in a while, but I could. I still >> have access to the documentation. >> >> There is a small, but active set of users including myself. From what >> I've seen, they've been happy with things. > > Thanks for the information! It looks like it has a small but stable > user base. I think we should keep it, maybe ensuring that we are able > to test the kernel. Alright, please make sure it still boots etc. then! Konrad