Re: [PATCH v8 0/6] Add MediaTek MT6357 PMIC support

[Matthias Brugger <matthias.bgg@gmail.com>]

Given the ACK in the series I took the bindings and driver through v6.2-next/soc 
and the DTS changes through v6.2-next/dts64

Thanks!

On 02/01/2023 17:06, Alexandre Mergnat wrote:
> Hi,
> This patch series adds MFD, PMIC keys, and regulator support for MT6357.
> MT6357 is a MediaTek PMIC very similar to MT6358.
> 
> Currently, MTK bindings related to the PMICs are not converted yet (still .txt):
> 
> soc/mediatek/pwrap.txt (all PMIC parent)
>        |
>        V
> mfd/mt6397.txt (support lot of mt63XX PMIC)
>        +---------------+----------------+---...
>        V               V                V
> regulator/...      rtc/...          codec/...
> 
> 1) Convert pwrap to yaml is ok.
> 
> 2) For the PMIC bindings, there are two option:
> - Convert mt6397.txt to mediatek,mt6397.yaml and continue to support multiple
>    PMIC with only one file. IMO, the file will be hard to read because
>    the supported features aren't the same for each PMIC.
> 
> - Make a binding file for each PMIC ref:
>      - mfd/mediatek,mt6357.yaml
>      - mfd/mediatek,mt6358.yaml
>      - ...
> 
> 3) All PMIC daughter bindings (regulator, rtc, codec, led, ...) aren't fully
> converted yet. Refering to the two PMIC convertion options above:
> - To be clean, all daughter bindings should be converted. This is hard because
>    a good understanding of each device is requiered to write efficient bindings.
> - Only daughter bindings supported by the added PMIC should be converted, that
>    allows to do the task conversion step by step.
> 
> In the V4 of this serie, I chose the second option.
> 
> Regards,
> Alex
> 
> Changes in v8:
> - Remove the 2 applied patches (v6.2-rc1) from the serie.
>      - regulator: dt-bindings: Add binding schema for mt6357 regulators
>      - regulator: add mt6357 regulator
> - Rebase from v6.2-tmp/soc branch, got from kernel/git/matthias.bgg/linux.git
> - Link to v7: https://lore.kernel.org/r/20221005-mt6357-support-v7-0-477e60126749@baylibre.com
> 
> Changes in v7:
> - Drop mt6397 RTC schema conversion.
> - Integrate mt6357 RTC schema directly in mediatek,mt6357.yaml.
> - Fix unit address in mediatek,pwrap.yaml.
> - Link to v6: https://lore.kernel.org/r/20221005-mt6357-support-v6-0-4f589756befa@baylibre.com
> 
> Changes in v6:
> - Fix typo in documentations.
> - Remove mediatek,mt6397-rtc.yaml example.
> - Align pwrap convertion with the original .txt file.
> - Remove unecessary include in the mt6357-regulator driver.
> - Link to v5: https://lore.kernel.org/r/20221005-mt6357-support-v5-0-8210d955dd3d@baylibre.com
> 
> Changes in v5:
> - Add missing maintainers
> - Improve RTC binding by adding rtc.yaml ref and start-year property
> - Split the txt->yaml conversion in one commit and the addition of the
>    new mt6357-rtc compatible in another commit.
> - Improve PWRAP binding:
>    - clocks and clock-name have been refactored.
>    - reset-names is now properly dependent to resets.
>    - additionalProperties change from true to false.
>    - change example for a most recent and popular SoC.
>    - "allOf" part has been simplified.
> - Pass binding tests with the updated tools. Here the command:
>    "make DT_CHECKER_FLAGS=-m dt_binding_check"
> - Link to v4: https://lore.kernel.org/r/20221005-mt6357-support-v4-0-5d2bb58e6087@baylibre.com
> 
> Changes in v4:
> - "dt-bindings: mfd: mt6397: add binding for MT6357" has been applied
>    by Lee Jones
> - All fixed regulator are now refering to fixed-regulator.yaml
> - vfe28 and vcamio18 regulators have been added
> - pwrap binding has been converted and mt8365 support has been added
> - mt6357 PMIC binding has been created
> - mt6397 RTC binding has been converted and mt6357 support has been added
> - Link to v3: https://lore.kernel.org/r/20221005-mt6357-support-v3-0-7e0bd7c315b2@baylibre.com
> 
> Changes in v3:
> - To be consistent with regulator/driver.h and helper.c, shift
>    variables have been removed and the mask values have been directly shifted.
> - Remove index tables and rework volt tables to use set/get helper functions.
> - Add comment to structure and function.
> - Fix Fabien Parent mail address.
> - Link to v2: https://lore.kernel.org/r/20221005-mt6357-support-v2-0-f17ba2d2d0a9@baylibre.com
> 
> Changes in v2:
> - Rebase
> - Fix typo
> - Remove dependencies with https://lore.kernel.org/all/20220415153629.1817202-1-fparent@baylibre.com/
>    which is no longer relevant.
> 
> Previous versions:
> v1 - https://lore.kernel.org/all/20220531124959.202787-1-fparent@baylibre.com/
> 
> To: Lee Jones <lee@kernel.org>
> To: Rob Herring <robh+dt@kernel.org>
> To: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>
> To: Matthias Brugger <matthias.bgg@gmail.com>
> To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
> To: Chen Zhong <chen.zhong@mediatek.com>
> To: Liam Girdwood <lgirdwood@gmail.com>
> To: Mark Brown <broonie@kernel.org>
> To: Fabien Parent <fabien.parent@linaro.org>
> To: Alessandro Zummo <a.zummo@towertech.it>
> To: Alexandre Belloni <alexandre.belloni@bootlin.com>
> To: Sean Wang <sean.wang@mediatek.com>
> To: Pavel Machek <pavel@ucw.cz>
> To: Tianping Fang <tianping.fang@mediatek.com>
> To: Flora Fu <flora.fu@mediatek.com>
> Cc: devicetree@vger.kernel.org
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-mediatek@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org
> Cc: linux-input@vger.kernel.org
> Cc: Fabien Parent <fparent@baylibre.com>
> Cc: Rob Herring <robh@kernel.org>
> Cc: linux-rtc@vger.kernel.org
> Cc: linux-leds@vger.kernel.org
> Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> Cc: Mattijs Korpershoek <mkorpershoek@baylibre.com>
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Signed-off-by: Alexandre Mergnat <amergnat@baylibre.com>
> 
> ---
> Alexandre Mergnat (4):
>        dt-bindings: soc: mediatek: convert pwrap documentation
>        dt-bindings: mfd: mediatek: Add bindings for MT6357 PMIC
>        arm64: dts: mt6358: change node names
>        arm64: dts: mt8173: change node name
> 
> Fabien Parent (2):
>        dt-bindings: input: mtk-pmic-keys: add binding for MT6357 PMIC
>        Input: mtk-pmic-keys: add MT6357 support
> 
>   .../bindings/input/mediatek,pmic-keys.yaml         |   1 +
>   .../devicetree/bindings/leds/leds-mt6323.txt       |   2 +-
>   .../devicetree/bindings/mfd/mediatek,mt6357.yaml   | 111 ++++++++++++++++
>   Documentation/devicetree/bindings/mfd/mt6397.txt   |   2 +-
>   .../bindings/soc/mediatek/mediatek,pwrap.yaml      | 147 +++++++++++++++++++++
>   .../devicetree/bindings/soc/mediatek/pwrap.txt     |  75 -----------
>   arch/arm64/boot/dts/mediatek/mt6358.dtsi           |   6 +-
>   arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi       |   2 +-
>   arch/arm64/boot/dts/mediatek/mt8173-evb.dts        |   2 +-
>   drivers/input/keyboard/mtk-pmic-keys.c             |  17 +++
>   10 files changed, 283 insertions(+), 82 deletions(-)
> ---
> base-commit: e32caddfc737a96f6593754c2a08be6b8c1e0cec
> change-id: 20221005-mt6357-support-55308b82e33f
> 
> Best regards,