[PATCH] cpufreq support for 7447A on 2004 iBooks

[Benjamin Herrenschmidt]

On Sat, 2004-06-05 at 04:15, John Steele Scott wrote:
>
> Okay, thanks to some tips from Benjamin Herrenschmidt, I now have a patch
> against 2.6.6 which lets you control dynamic frequency scaling on the latest
> model iBook G4. I imagine that this same method would apply to the new
> PowerBooks as well.

I suggest you also look at the latest Darwin code Apple released, more
sepecifically AppleMacRISC2PE. There is some new bits including something
about tweaking a bus delay when changing the frequency on these models.

Ben.


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