Re: [PATCH v2 4/7] atmel-mci: support multiple mmc slots

From: Haavard Skinnemoen
Date: Sun Oct 12 2008 - 12:07:28 EST


Pierre Ossman <drzeus-list@xxxxxxxxx> wrote:
> > It can happen if the controller is hooked up to a fast bus and fOD is
> > slow for whatever reason. And if it does, clkdiv will wrap around and
> > end up at a rate much faster than requested, so saturating it at the
> > maximum divider is the safe thing to do.
> >
>
> Isn't this calculated for f_min though so that the MMC core will never
> request such a frequency?

Hmm...yes, you're probably right. Still, I think it's a nice safety net
if someone manages to mess up f_min or starts doing more aggressive
frequency scaling.

Haavard
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