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Date: Mon, 01 Mar 2010 13:09:22 -0500 (EST)
From: Len Brown <lenb@kernel.org>
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To: Mike Rapoport <mike@compulab.co.il>
Cc: David Brownell <david-b@pacbell.net>,
       Denis Turischev <denis@compulab.co.il>,
       Samuel Ortiz <sameo@linux.intel.com>,
       LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 3/3] gpio: add Intel SCH GPIO controller driver
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> 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