Messages in this thread | | | Date | Fri, 6 Feb 2009 10:16:18 +0100 | From | Alessandro Zummo <> | Subject | Re: [PATCH] AMD Geode CS5535/5536 GPIO driver |
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On Thu, 5 Feb 2009 16:12:20 -0800 David Brownell <david-b@pacbell.net> wrote:
> Unless this hardware misbehaves when both output and input > modes are enabled (e.g. in the window between those two calls), > I'd suggest just not clearing INPUT_ENABLE. It's legit to > ask for the *actual* value of an output line, e.g. for when > it uses open drain mode. (And didn't this hardware have an > option for open drain GPIO signaling?)
seems reasonable, I'll let the Geode people decide what to do here...
--
Best regards,
Alessandro Zummo, Tower Technologies - Torino, Italy
http://www.towertech.it
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