[PATCH v10 0/4] riscv: sophgo: Add SG2042 external hardware monitor support

[Chen Wang]

On 2024/8/10 16:03, Inochi Amaoto wrote:
> Add support for the onboard hardware monitor for SG2042.
> Can be tested with OpenSBI v1.5.
>
> The patch require the following i2c patch:
> https://lore.kernel.org/all/IA1PR20MB4953DB82FB7D75BF8409FFF4BBB72@IA1PR20MB4953.namprd20.prod.outlook.com/
>
> Changed from v9:
> 1. remove missed wrong return value.
> 2. add documentation for the other interface of the driver.
> 3. rename repower_action to repower_policy.
> 4. use break to unify "return 0" in is_visible function.
>
> Changed from v8:
> 1. rename critical_action to repower_action, and add some comment
> 2. remove unnecessary wrap function
> 3. use guard macro to simplify mutex process.
>
> Changed from v7:
> 1. add mutex protected and fix the return value when writing
> "critical_action"
>
> Changed from v6:
> 1. restore the driver name to sg2042-mcu
> 2. remove unnecessary wrap function and check in the driver.
> 3. add dts and config entry.
>
> Changed from v5:
> 1. rename driver name to sgmcu as it will support more sophgo chip.
> 2. move some attr to debugfs.
> 3. add standard crit_hyst support
> 4. add documentation
>
> Changed from v4:
> 1. use fix patch for binding ref.
> 2. use unevaluatedProperties instead of additionalProperties for binding
>
> Changed from v3:
> 1. add thermal-sensor check.
> 2. change node type from syscon to hwmon
>
> Changed from v2:
> 1. fix bindings id path.
>
> Changed from v1:
> 1. Move patch from soc to hwmon.
> 2. Fix typo.
>
> Inochi Amaoto (4):
>    dt-bindings: hwmon: Add Sophgo SG2042 external hardware monitor
>      support
>    drivers: hwmon: sophgo: Add SG2042 external hardware monitor support
>    riscv: dts: sophgo: Add mcu device for Milk-V Pioneer
>    riscv: defconfig: Enable MCU support for SG2042
>
>   .../hwmon/sophgo,sg2042-hwmon-mcu.yaml        |  43 ++
>   Documentation/hwmon/index.rst                 |   1 +
>   Documentation/hwmon/sg2042-mcu.rst            |  77 ++++
>   .../boot/dts/sophgo/sg2042-milkv-pioneer.dts  |  60 +++
>   arch/riscv/configs/defconfig                  |   1 +
>   drivers/hwmon/Kconfig                         |  11 +
>   drivers/hwmon/Makefile                        |   1 +
>   drivers/hwmon/sg2042-mcu.c                    | 388 ++++++++++++++++++
>   8 files changed, 582 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml
>   create mode 100644 Documentation/hwmon/sg2042-mcu.rst
>   create mode 100644 drivers/hwmon/sg2042-mcu.c
>
>
> base-commit: d2d190621b60d77496d36659e1621b20c897b25d
> prerequisite-patch-id: 5e7221ed1c63bb4d68e4a2a0141440e32d29e397
In fact, I did not find these two commit ids on master or sophgo/for-next.
When testing, I applied this patchset based on the latest sophgo/for-next.
> --
> 2.46.0
>