Re: [RFC 3/5] gpiolib: acpi: Add a new "ignore" module option

From: Andy Shevchenko
Date: Sun Oct 31 2021 - 15:59:57 EST


On Sun, Oct 31, 2021 at 6:25 PM Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
>
> Add a new "ignore" module option to completely ignore controller@pin combos
> from _AEI lists.
>
> And add a DMI quirk to ignore the interrupt of the BQ27520 fuel-gauge IC
> on the Xiaomi Mi Pad 2. On this device we use native charger + fuel-gauge
> drivers because of issues with the ACPI battery implementation. The _AEI
> listing of the fuel-gauge IRQ is intended for use with the unused ACPI
> battery implementation and is blocking the bq27xxx fuel-gauge driver
> from binding.

I'm wondering if the idea behind this is something relative to
https://elixir.bootlin.com/linux/latest/source/drivers/acpi/sysfs.c

--
With Best Regards,
Andy Shevchenko