Re: Add a SSDT ACPI description to recognize my I2C device connected via SMBus

Andy Shevchenko
2021-09-30T06:19:53Z

On Thu, Sep 30, 2021 at 9:15 AM Andy Shevchenko
<andy.shevchenko@gmail.com> wrote:
> On Thu, Sep 30, 2021 at 1:40 AM Florian Eckert <fe@dev.tdt.de> wrote:

...

> > > 5) as Mika suggested, have you checked the kernel configuration?
> >
> > I have now switched on the suggested option
> > CONFIG_ACPI_CUSTOM_METHOD=y
> > CONFIG_ACPI_TABLE_UPGRADE=y
> > CONFIG_CONFIGFS_FS=y
> > CONFIG_ACPI_CONFIGFS=y
> > CONFIG_ACPI_DEBUG=y
> >
> > But this did not solved my issue loading ssdt during runtime.
>
> It won't as explained in 4) above.

It won't _alone_ solve it, i.o.w. it's required but not sufficient.
Means you have to keep these configuration options enabled.