linux-kernel - Re: [PATCH] gpio: add TS-5500 DIO headers support

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Message-ID: <CACRpkdYRPVw1YTZQ7QfX=8Zm-0MN_QQ5UAPabAr=E5Lc0sG9GQ@mail.gmail.com>
Date:	Sat, 13 Oct 2012 00:17:09 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Cc:	linux-kernel@...r.kernel.org,
	Grant Likely <grant.likely@...retlab.ca>,
	Jerome Oufella <jerome.oufella@...oirfairelinux.com>
Subject: Re: [PATCH] gpio: add TS-5500 DIO headers support

On Sat, Oct 13, 2012 at 12:04 AM, Vivien Didelot
<vivien.didelot@...oirfairelinux.com> wrote:

> About the generic driver (to allow registering one platform device per
> DIO block), I think it won't be possible, because there are shared
> regions, such as 0x7d, used by DIO2 and LCD DIO for direction...

Probably true.

> Is there a way to share this, or does this mean that this driver should
> handle the 3 blocks as it already does?

I think you should try to handle all 3 for the moment atleast.

Yours,
Linus Walleij
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