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From: Krzysztof Kozlowski <krzk@kernel.org>
To: Jishnu Prakash <jishnu.prakash@oss.qualcomm.com>
Cc: jic23@kernel.org, robh@kernel.org,
	krzysztof.kozlowski@linaro.org, krzk+dt@kernel.org,
	conor+dt@kernel.org, agross@kernel.org, andersson@kernel.org,
	lumag@kernel.org, dmitry.baryshkov@oss.qualcomm.com,
	konradybcio@kernel.org, daniel.lezcano@linaro.org,
	sboyd@kernel.org, amitk@kernel.org, thara.gopinath@gmail.com,
	lee@kernel.org, rafael@kernel.org,
	subbaraman.narayanamurthy@oss.qualcomm.com,
	david.collins@oss.qualcomm.com,
	anjelique.melendez@oss.qualcomm.com,
	kamal.wadhwa@oss.qualcomm.com, rui.zhang@intel.com,
	lukasz.luba@arm.com, devicetree@vger.kernel.org,
	linux-arm-msm@vger.kernel.org, linux-iio@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
	cros-qcom-dts-watchers@chromium.org, quic_kotarake@quicinc.com,
	neil.armstrong@linaro.org, stephan.gerhold@linaro.org
Subject: Re: [PATCH V8] dt-bindings: iio/adc: Move QCOM ADC channel definitions out of bindings folder
Date: Thu, 4 Dec 2025 08:55:22 +0100	[thread overview]
Message-ID: <7c484433-bb0d-4628-a885-281b971eb0e8@kernel.org> (raw)
In-Reply-To: <20251204-calculating-sloth-of-valor-0e30ac@quoll>

On 04/12/2025 08:54, Krzysztof Kozlowski wrote:
> On Thu, Nov 27, 2025 at 07:09:03PM +0530, Jishnu Prakash wrote:
>> There are several header files containing QCOM ADC macros for channel names
>> right now in the include/dt-bindings/iio folder. Since these are hardware
>> constants mostly used in devicetree and not exactly bindings, move the
>> files to the arch/arm(64)/boot/dts/qcom folders.
>>
>> Correct the header file paths in all affected devicetree files to fix
>> compilation errors seen with this move. Update documentation files
>> similarly to fix dtbinding check errors for the same. Make a copy
>> of the header file with constants used in ADC driver files in the
>> /include/linux/iio/adc folder and update driver files to use this
>> path to include it.
>>
>> Signed-off-by: Jishnu Prakash <jishnu.prakash@oss.qualcomm.com>
>> ---
>> Changes since v7:
>> - Based on a discussion with Krzysztof concluded here: 
>>   https://lore.kernel.org/all/d10e2eea-4b86-4e1a-b7a0-54c55907a605@oss.qualcomm.com/,
>>   moved ADC macro header files to arch/arm(64)/boot/dts/qcom folders. The file
>>   include/dt-bindings/iio/qcom,spmi-vadc.h is moved to arch/arm/boot/dts/qcom/
>>   as it is used in both arm and arm64 SoCs and other per-PMIC adc7 header files
>>   are moved to arch/arm64/boot/dts/qcom.
>> - Updated affected devicetree and documentation files based on path changes above.
>> - Made a copy of qcom,spmi-vadc.h in /include/linux/iio/adc folder
>>   for inclusion in ADC driver files and updated affected driver files to use it.
>> - Dropped Acked-by tags from Lee, Rob and Jonathan due to these significant changes
>>   made in latest patch version.
>> - Updated some more devicetree files affected by this change.
>> - Pushing this as a standalone change separate from ADC5 Gen3 series, as that
>>   series will no longer depend upon this patch for the location of
>>   qcom,spmi-vadc.h, as ADC5 Gen3 macros will be added in separate new files.
>> - Link to v7: https://lore.kernel.org/all/20250826083657.4005727-2-jishnu.prakash@oss.qualcomm.com/
>>
>> Changes since v6:
>> - Collected Acked-by tag from Jonathan.
>>
>> Changes since v5:
>> - Updated one more devicetree file requiring this change.
>>   Ran full dt_binding_check and dtbs_check and verified that no
>>   errors were reported related to this patch.
>>
>>   Mentioning this explicitly as there was an invalid error reported on
>>   this patch in the last two patch series, from upstream kernel
>>   automation:
>>
>>   fatal error: dt-bindings/iio/adc/qcom,spmi-vadc.h: No such file or directory
>>
>>   The error is invalid as this file does get added in this patch, in
>>   previous patch series too.
>>
>>   Links to discussion for same in v5:
>>   https://lore.kernel.org/all/cc328ade-a05e-4b1d-a8f0-55b18b4a0873@oss.qualcomm.com/
>>   https://lore.kernel.org/all/9f24e85d-f762-4c29-a58f-ed7652f50919@oss.qualcomm.com/
>>
>>   Links to discussion for same in v4:
>>   https://lore.kernel.org/all/16aaae04-4fe8-4227-9374-0919960a4ca2@quicinc.com/
>>
>> Changes since v4:
>> - Updated some more devicetree files requiring this change.
>>
>> Changes since v3:
>> - Updated files affected by adc file path change in /arch/arm, which
>>   were missed earlier. Updated some more new devicetree files requiring
>>   this change in /arch/arm64.
>>
>> Changes since v2:
>> - Updated some more new devicetree files requiring this change.
>> - Collected Acked-by tags from Rob and Lee.
>>
>>  .../bindings/iio/adc/qcom,spmi-vadc.yaml      |   4 +-
>>  .../bindings/mfd/qcom,spmi-pmic.yaml          |   2 +-
>>  .../bindings/thermal/qcom-spmi-adc-tm-hc.yaml |   2 +-
>>  .../bindings/thermal/qcom-spmi-adc-tm5.yaml   |   6 +-
> 
> You have a checkpatch warning for a reason. You should not make these
> combined into one change.
> 
>>  arch/arm/boot/dts/qcom/pm8226.dtsi            |   2 +-
>>  arch/arm/boot/dts/qcom/pm8941.dtsi            |   3 +-
>>  arch/arm/boot/dts/qcom/pma8084.dtsi           |   2 +-
>>  arch/arm/boot/dts/qcom/pmx55.dtsi             |   2 +-
>>  .../arm/boot/dts/qcom}/qcom,spmi-vadc.h       |   0
>>  arch/arm64/boot/dts/qcom/pm4125.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm6125.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm6150.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm6150l.dtsi         |   2 +-
>>  arch/arm64/boot/dts/qcom/pm660.dtsi           |   2 +-
>>  arch/arm64/boot/dts/qcom/pm660l.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm7250b.dtsi         |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8150.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8150b.dtsi         |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8150l.dtsi         |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8916.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8937.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8950.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8953.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8994.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pm8998.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pmi632.dtsi          |   2 +-
>>  arch/arm64/boot/dts/qcom/pmi8950.dtsi         |   2 +-
>>  arch/arm64/boot/dts/qcom/pmm8155au_1.dtsi     |   2 +-
>>  arch/arm64/boot/dts/qcom/pmp8074.dtsi         |   2 +-
>>  arch/arm64/boot/dts/qcom/pms405.dtsi          |   2 +-
>>  .../boot/dts/qcom/qcm6490-fairphone-fp5.dts   |   4 +-
>>  .../dts/qcom/qcm6490-particle-tachyon.dts     |   4 +-
>>  .../boot/dts/qcom/qcm6490-shift-otter.dts     |   4 +-
>>  .../boot/dts/qcom}/qcom,spmi-adc7-pm7325.h    |   2 +-
>>  .../boot/dts/qcom}/qcom,spmi-adc7-pm8350.h    |   2 +-
>>  .../boot/dts/qcom}/qcom,spmi-adc7-pm8350b.h   |   2 +-
>>  .../boot/dts/qcom}/qcom,spmi-adc7-pmk8350.h   |   2 +-
>>  .../boot/dts/qcom}/qcom,spmi-adc7-pmr735a.h   |   2 +-
>>  .../boot/dts/qcom}/qcom,spmi-adc7-pmr735b.h   |   2 +-
>>  .../boot/dts/qcom}/qcom,spmi-adc7-smb139x.h   |   2 +-
>>  .../dts/qcom/qcs6490-radxa-dragon-q6a.dts     |   4 +-
>>  arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts  |   4 +-
>>  arch/arm64/boot/dts/qcom/sc7280-idp.dts       |   2 +-
>>  arch/arm64/boot/dts/qcom/sc7280-idp.dtsi      |   2 +-
>>  arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi    |   4 +-
>>  arch/arm64/boot/dts/qcom/sc8180x-pmics.dtsi   |   2 +-
>>  .../boot/dts/qcom/sc8280xp-huawei-gaokun3.dts |   2 +-
>>  .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts    |   2 +-
>>  .../dts/qcom/sc8280xp-microsoft-blackrock.dts |   2 +-
>>  arch/arm64/boot/dts/qcom/sc8280xp-pmics.dtsi  |   6 +-
>>  .../boot/dts/qcom/sm7225-fairphone-fp4.dts    |   2 +-
>>  .../boot/dts/qcom/sm7325-nothing-spacewar.dts |   6 +-
>>  arch/arm64/boot/dts/qcom/sm8450-hdk.dts       |   9 +-
>>  drivers/iio/adc/qcom-spmi-adc5.c              |   3 +-
>>  drivers/iio/adc/qcom-spmi-vadc.c              |   3 +-
>>  include/linux/iio/adc/qcom,spmi-vadc.h        | 303 ++++++++++++++++++
>>  56 files changed, 374 insertions(+), 73 deletions(-)
>>  rename {include/dt-bindings/iio => arch/arm/boot/dts/qcom}/qcom,spmi-vadc.h (100%)
>>  rename {include/dt-bindings/iio => arch/arm64/boot/dts/qcom}/qcom,spmi-adc7-pm7325.h (98%)
>>  rename {include/dt-bindings/iio => arch/arm64/boot/dts/qcom}/qcom,spmi-adc7-pm8350.h (98%)
>>  rename {include/dt-bindings/iio => arch/arm64/boot/dts/qcom}/qcom,spmi-adc7-pm8350b.h (99%)
>>  rename {include/dt-bindings/iio => arch/arm64/boot/dts/qcom}/qcom,spmi-adc7-pmk8350.h (98%)
>>  rename {include/dt-bindings/iio => arch/arm64/boot/dts/qcom}/qcom,spmi-adc7-pmr735a.h (96%)
>>  rename {include/dt-bindings/iio => arch/arm64/boot/dts/qcom}/qcom,spmi-adc7-pmr735b.h (96%)
>>  rename {include/dt-bindings/iio => arch/arm64/boot/dts/qcom}/qcom,spmi-adc7-smb139x.h (93%)
> 
> Huh, what? How can you drop the header? Are you sure you checked
> previous commits, e.g. pinctrl headers, how this should be done? Where
> did you see such commit dropping the ABI?
> 

You too can use search to see how this was done...

https://lore.kernel.org/all/20220605160508.134075-1-krzysztof.kozlowski@linaro.org/


Best regards,
Krzysztof

  reply	other threads:[~2025-12-04  7:55 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-27 13:39 [PATCH V8] dt-bindings: iio/adc: Move QCOM ADC channel definitions out of bindings folder Jishnu Prakash
2025-11-27 14:30 ` Rob Herring (Arm)
2025-12-04  7:54 ` Krzysztof Kozlowski
2025-12-04  7:55   ` Krzysztof Kozlowski [this message]
2025-12-23 11:29     ` Jishnu Prakash

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