Re: [PATCH v8 0/6] Add LVTS architecture thermal

["Nícolas F. R. A. Prado" <nfraprado@collabora.com>]

On Tue, Jul 26, 2022 at 03:55:00PM +0200, Balsam CHIHI wrote:
> This series moves thermal files related to MediaTek to the mediatek folder.
> And introduce the new architecture LVTS (low voltage thermal sensor) driver to report
> the highest temperature in the SoC and record the highest temperature sensor,
> each sensor as a hot zone.
> The LVTS body is divided into two parts, the LVTS controller and the LVTS device.
> The LVTS controller can connect up to 4 LVTS devices, and each LVTS device
> can connect up to 7 TSMCUs.
> 
> The architecture will be the first to be used on mt8192 and mt8195.
> 
> Changelog:
> Changes in v8:
>         - Fix Coding style issues
>         - Rebase to kernel-5.18.rc8
>         - Rebase on top of these series :
>           - [RESEND v8 00/19] Cleanup MediaTek clk reset drivers and support SoCs :
>                 https://lore.kernel.org/all/20220523093346.28493-1-rex-bc.chen@mediatek.com/
>           - [PATCH v6 00/12] thermal OF rework :
>                 https://lore.kernel.org/all/20220722200007.1839356-1-daniel.lezcano@linexp.org/
>         - Add multi-instance support and SRC Modularization :
>           - Rewrite DTS and DT bindings
>             - Add DT bindings for MT8195
>             - One LVTS node for each HW Domain (AP and MCU)
>           - One SW Instance for each HW Domain, for each SoC
>           - Add an SRC file for each SoC (MT8192 and MT8195)
>           - Add a Kconfig sub-menu entry for each SoC
>         - Shrink LVTS instance iospace length from 0x1000 to 0x400
>         - Replace platform_get_resource by platform_get_mem_or_io to get Base Address
>         - Replace platform_get_resource by platform_get_irq to get Interrupt Number
>         - Add "lvts_" prefix to functions and structs
> 
> Changes in v7:
>         - Fix coding style issues
>         - Rewrite dt bindings
>           - was not accurate
>           - Use mt8195 for example (instead of mt8192)
>           - Rename mt6873 to mt8192
>           - Remove clock name
>         - Rebased on top of to series:
>           - https://patchwork.kernel.org/project/linux-mediatek/list/?series=637849
>           - https://patchwork.kernel.org/project/linux-pm/list/?series=639386
> 
> Changes in v6:
>         - Remove temperature aggregation (it will be added in another series)
>         - Update the way to read the temperature (read one sensor instead of all)
>         - Add support of mt8195
> 
> Changes in v5:
>         - Use 'git mv' for the relocated file.
> 
> Changes in v4:
>         - Rebase to kernel-v5.13-rc1
>         - Resend
> 
> Changes in v3:
>         - change the expression in the lvts_temp_to_raw to dev_s64.
> 
> Changes in v2:
>         - Rebase to kernel-5.11-rc1.
>         - sort headers
>         - remove initial value 0 of msr_raw in the lvts_temp_to_raw.
>         - disconstruct the api of lvts_read_tc_msr_raw.
>         - add the initial value max_temp = 0 and compare e.q.
>           in the lvts_read_all_tc_temperature.
>         - add the return with an invalid number in the lvts_init.
> 
> This series depends on [1] and [2].
> 
> [1]https://lore.kernel.org/all/20220523093346.28493-1-rex-bc.chen@mediatek.com/
> [2]https://lore.kernel.org/all/20220722200007.1839356-1-daniel.lezcano@linexp.org/
> 
> Alexandre Bailon (2):
>   dt-bindings: thermal: Add binding document for LVTS thermal
>     controllers
>   arm64: dts: mt8195: Add efuse node to mt8195
> 
> Michael Kao (3):
>   thermal: mediatek: Relocate driver to mediatek folder
>   thermal: mediatek: Add LVTS drivers for SoC theraml zones for mt8192
>   thermal: mediatek: Add thermal zone settings for mt8195
> 
> Tinghan Shen (1):
>   arm64: dts: mt8195: Add thermal zone
> 
>  .../thermal/mediatek,mt8192-lvts.yaml         |  73 ++
>  .../thermal/mediatek,mt8195-lvts.yaml         |  75 ++
>  arch/arm64/boot/dts/mediatek/mt8195.dtsi      | 131 ++-
>  drivers/thermal/Kconfig                       |  14 +-
>  drivers/thermal/Makefile                      |   2 +-
>  drivers/thermal/mediatek/Kconfig              |  62 ++
>  drivers/thermal/mediatek/Makefile             |   4 +
>  drivers/thermal/mediatek/lvts_mt8192.c        | 241 +++++
>  drivers/thermal/mediatek/lvts_mt8195.c        | 253 +++++
>  .../{mtk_thermal.c => mediatek/soc_temp.c}    |   2 +-
>  drivers/thermal/mediatek/soc_temp_lvts.c      | 928 ++++++++++++++++++
>  drivers/thermal/mediatek/soc_temp_lvts.h      | 366 +++++++
>  12 files changed, 2138 insertions(+), 13 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/thermal/mediatek,mt8192-lvts.yaml
>  create mode 100644 Documentation/devicetree/bindings/thermal/mediatek,mt8195-lvts.yaml
>  create mode 100644 drivers/thermal/mediatek/Kconfig
>  create mode 100644 drivers/thermal/mediatek/Makefile
>  create mode 100644 drivers/thermal/mediatek/lvts_mt8192.c
>  create mode 100644 drivers/thermal/mediatek/lvts_mt8195.c
>  rename drivers/thermal/{mtk_thermal.c => mediatek/soc_temp.c} (99%)
>  create mode 100644 drivers/thermal/mediatek/soc_temp_lvts.c
>  create mode 100644 drivers/thermal/mediatek/soc_temp_lvts.h

Given that you're adding a driver that supports both mt8192 and mt8195, and also
the DT thermal nodes for mt8195, maybe you could the DT nodes for mt8192 here as
well?

Thanks,
Nícolas

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