[Intel-gfx] PCH reference clock cleanups

[Keith Packard]

On Mon, 3 Oct 2011 16:21:08 -0700, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:

> Agreed; fortunately shutting everything off when no outputs are
> active should be simpler than trying flip the bits on & off every mode
> set. :)

We'd have to track when outputs are shut off; just tracking per clock
doesn't seem any harder. I'll expect a patch in the morning, ok?

-- 
keith.packard at intel.com
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