Re: [PATCH 12/13] cpufreq: Add cpufreq driver for Tegra124

From: Tuomas Tynkkynen
Date: Fri Jul 11 2014 - 11:11:50 EST

On 11/07/14 17:57, Thierry Reding wrote:

I don't think that's going to work? The voltage scaling is handled in hw.

Do we have to handle it in hardware or can we opt to do it in software,

With the PLLX, voltage scaling is done entirely in SW. With the DFLL,
it's possible to stay in open-loop mode and do it in SW, but there's
not much point in that.

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