linux-kernel - Re: [PATCH 0/2] gpiolib: add support for PCA9539

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Date:	Sat, 15 Dec 2007 12:39:25 +0800
From:	"eric miao" <eric.y.miao@...il.com>
To:	"Jean Delvare" <khali@...ux-fr.org>
Cc:	"Linux Kernel list" <linux-kernel@...r.kernel.org>,
	linux-arm-kernel <linux-arm-kernel@...ts.arm.linux.org.uk>,
	i2c@...sensors.org, "David Brownell" <david-b@...bell.net>
Subject: Re: [PATCH 0/2] gpiolib: add support for PCA9539

Jean,

I'd like to postpone the corresponding change to the point that
polling i2c patch is merged.

On Dec 15, 2007 12:16 AM, Jean Delvare <khali@...ux-fr.org> wrote:
> Hi Eric,
>
>
> On Mon, 10 Dec 2007 17:37:05 +0800, eric miao wrote:
> > Support for PCA9539 as a GPIO chip is separated into two patches:
> >
> > 0001 - gpiolib: basic support for 16-bit PCA9539 GPIO expander
> > 0002 - gpiolib: add Generic IRQ support for 16-bit PCA9539 GPIO expander
> >
> > the 2nd one uses workqueue for IRQ handling due to the interrupt mode
> > nature of the i2c-core, thus making it a separate patch.
>
> Note that the situation could change according to the discussion in
> this thread:
> http://lists.lm-sensors.org/pipermail/i2c/2007-December/002378.html
>
> --
> Jean Delvare
>



-- 
Cheers
- eric
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