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Message-ID: <d2007240-2779-4881-8e9d-1c4f5daa55e5@linaro.org>
Date: Thu, 21 Dec 2023 13:53:32 +0100
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Subject: Re: [PATCH 0/3] Fairphone 5 PMIC-GLINK support (USB-C, charger, fuel
 gauge)
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To: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
 Luca Weiss <luca.weiss@fairphone.com>
Cc: Bjorn Andersson <andersson@kernel.org>, Rob Herring <robh+dt@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Conor Dooley <conor+dt@kernel.org>,
 Heikki Krogerus <heikki.krogerus@linux.intel.com>,
 Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
 cros-qcom-dts-watchers@chromium.org, ~postmarketos/upstreaming@lists.sr.ht,
 phone-devel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
 linux-usb@vger.kernel.org
References: <20231220-fp5-pmic-glink-v1-0-2a1f8e3c661c@fairphone.com>
 <8d042095-1e09-45cc-9762-909fe8d663a9@linaro.org>
 <CXTU5MLN0YDS.29PPV8KZF8G9R@fairphone.com>
 <CAA8EJpoD3x=kVLu4x2yLtAqCp=wmGSU4ssq5Oj_SD5VQ=GyAYQ@mail.gmail.com>
From: Konrad Dybcio <konrad.dybcio@linaro.org>
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On 21.12.2023 11:34, Dmitry Baryshkov wrote:
> On Thu, 21 Dec 2023 at 09:33, Luca Weiss <luca.weiss@fairphone.com> wrote:
>>
>> On Wed Dec 20, 2023 at 1:32 PM CET, Konrad Dybcio wrote:
>>> On 20.12.2023 11:02, Luca Weiss wrote:
>>>> This series adds all the necessary bits to enable USB-C role switching,
>>>> charger and fuel gauge (all via pmic-glink) on Fairphone 5.
>>>>
>>>> One thing that could be made different is the pmic-glink compatible.
>>>> I've chosen to use qcm6490 compatible for it and not sc7280 since
>>>> there's plenty of firmware variety on sc7280-based platforms and they
>>>> might require different quirks in the future, so limit this PDOS quirk
>>>> to just qcm6490 for now.
>>>>
>>>> If someone thinks it should be qcom,sc7280-pmic-glink, please let me
>>>> know :)
>>> IMO it's best to continue using the "base soc" (which just so happened
>>> to fall onto sc7280 this time around) for all compatibles, unless the
>>> derivatives actually had changes
>>
>> Hi Konrad,
>>
>> I think at some point I asked Dmitry what he thought and he mentioned
>> qcm6490. Even found the message again:
>>
>>> well, since it is a firmware thing, you might want to emphasise that.
>>> So from my POV qcm6490 makes more sense
>>
>> But yeah since it's likely that sc7280 firmware behaves the same as
>> qcm6490 firmware it's probably okay to use sc7280 compatible, worst case
>> we change it later :) I'll send a v2 with those changes.
> 
> Worst case we end up with sc7280 which has yet another slightly
> different UCSI / PMIC GLINK implementation, but the compatible string
> is already taken.
> I still suppose that this should be a qcm6490-related string.
Right, let's keep qcm then

Konrad