found another post that says the measured gpio toggling speed on verdex is
about 800 nsec, please see the link below
so I guess that PXA270 has a much slower gpio speed than PXA255.
If someone can point to a link of the gpio timing plot of PXA270 and PXA255,
that will be great!
> we got the measurement of GPIO toggle speed for connex is about 250ns,
> while on verdex it is about 800 ns.
> This is a surprising finding for us!
> is there any places to configure to increase the gpio toggling speed on
> we are using OE with 2.6.21.
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