2010-04-15 13:10:23

by Eric Miao

[permalink] [raw]
Subject: Re: [PATCH] gpio: max732x: fix input configuration for open-drain pins

On Tue, Mar 16, 2010 at 5:19 PM, Marc Zyngier <[email protected]> wrote:
> Eric,
>
> The attached patch tries to fix a bug I noticed while hacking on the
> max732x driver for interrupt support.
> According to the datasheets, open-drain pins have to be configured as
> output-high (which in that case is actually high impedance) to be used as
> input.
>
> Note that this patch has only been compile tested, as I still have to
> solder the actual chip to one of my boards...
>

Ack.

(PS: Sorry for late reply, overlooked.)