Re: [PATCH v10 2/4] drivers: hwmon: sophgo: Add SG2042 external hardware monitor support

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On Tue, Aug 13, 2024 at 05:51:05PM GMT, Guenter Roeck wrote:
> On 8/13/24 17:40, Inochi Amaoto wrote:
> > On Tue, Aug 13, 2024 at 11:27:11AM GMT, Guenter Roeck wrote:
> > > On Sat, Aug 10, 2024 at 04:03:51PM +0800, Inochi Amaoto wrote:
> > > > SG2042 use an external MCU to provide basic hardware information
> > > > and thermal sensors.
> > > > 
> > > > Add driver support for the onboard MCU of SG2042.
> > > > 
> > > > Signed-off-by: Inochi Amaoto <inochiama@xxxxxxxxxxx>
> > > > Tested-by: Chen Wang <unicorn_wang@xxxxxxxxxxx>
> > > > Reviewed-by: Chen Wang <unicorn_wang@xxxxxxxxxxx>
> > > > ---
> > > >   Documentation/hwmon/index.rst      |   1 +
> > > >   Documentation/hwmon/sg2042-mcu.rst |  77 ++++++
> > > >   drivers/hwmon/Kconfig              |  11 +
> > > >   drivers/hwmon/Makefile             |   1 +
> > > >   drivers/hwmon/sg2042-mcu.c         | 388 +++++++++++++++++++++++++++++
> > > >   5 files changed, 478 insertions(+)
> > > >   create mode 100644 Documentation/hwmon/sg2042-mcu.rst
> > > >   create mode 100644 drivers/hwmon/sg2042-mcu.c
> > > > 
> > > > diff --git a/Documentation/hwmon/index.rst b/Documentation/hwmon/index.rst
> > > > index 913c11390a45..ea3b5be8fe4f 100644
> > > > --- a/Documentation/hwmon/index.rst
> > > > +++ b/Documentation/hwmon/index.rst
> > > > @@ -206,6 +206,7 @@ Hardware Monitoring Kernel Drivers
> > > >      sch5636
> > > >      scpi-hwmon
> > > >      sfctemp
> > > > +   sg2042-mcu
> > > >      sht15
> > > >      sht21
> > > >      sht3x
> > > > diff --git a/Documentation/hwmon/sg2042-mcu.rst b/Documentation/hwmon/sg2042-mcu.rst
> > > > new file mode 100644
> > > > index 000000000000..18a3578ac213
> > > > --- /dev/null
> > > > +++ b/Documentation/hwmon/sg2042-mcu.rst
> > > > @@ -0,0 +1,77 @@
> > > > +.. SPDX-License-Identifier: GPL-2.0
> > > > +
> > > > +Kernel driver sg2042-mcu
> > > > +========================
> > > > +
> > > > +Supported chips:
> > > > +
> > > > +  * Onboard MCU for sg2042
> > > > +
> > > > +    Addresses scanned: -
> > > > +
> > > > +    Prefix: 'sg2042-mcu'
> > > > +
> > > > +Authors:
> > > > +
> > > > +  - Inochi Amaoto <inochiama@xxxxxxxxxxx>
> > > > +
> > > > +Description
> > > > +-----------
> > > > +
> > > > +This driver supprts hardware monitoring for onboard MCU with
> > > > +i2c interface.
> > > > +
> > > > +Usage Notes
> > > > +-----------
> > > > +
> > > > +This driver does not auto-detect devices. You will have to instantiate
> > > > +the devices explicitly.
> > > > +Please see Documentation/i2c/instantiating-devices.rst for details.
> > > > +
> > > > +Sysfs Attributes
> > > > +----------------
> > > > +
> > > > +The following table shows the standard entries support by the driver:
> > > > +
> > > > +================= =====================================================
> > > > +Name              Description
> > > > +================= =====================================================
> > > > +temp1_input       Measured temperature of SoC
> > > > +temp1_crit        Critical high temperature
> > > > +temp1_crit_hyst   hysteresis temperature restore from Critical
> > > > +temp2_input       Measured temperature of the base board
> > > > +================= =====================================================
> > > > +
> > > > +The following table shows the extra entries support by the platform:
> > > > +
> > > 
> > > Those are attached to the i2c device, which should be mentioned.
> > 
> > I have mentioned this in the Description. Does this need to be
> > mentioned here again?
> > 
> 
> Here is where it is needed.
> 
> Guenter
> 

OK, thanks.

Regard,
Inochi




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