[PATCH] AMD Geode CS5535/5536 GPIO driver

Alessandro Zummo azummo-lists at towertech.it
Fri Feb 6 04:16:18 EST 2009


On Thu, 5 Feb 2009 16:12:20 -0800
David Brownell <david-b at 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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