Re: [PATCH v3 3/3] gpio: add Intel SCH GPIO controller driver

Len Brown
2010-03-01T18:09:43Z

> I've looked at two x86 drivers in drivers/gpiolib (cs5535 and langwell) and
> there's no treatment of ACPI in either of them. Since SCH is defined by Intel
> as "embedded" product, having a GPIO driver for it seems logical even despite
> problems you mention.

FWIW
I believe that Langwell is used only in products without an ACPI BIOS.

Poulsbo, OTOH, is used in zillions of netbooks running Windows XP.
I don't know what a cs5535 is.

cheers,
Len Brown, Intel Open Source Technology Center