[PATCH v6 0/2] cpufreq: opp: Add device tree based lookup of boost mode frequency

Rafael J. Wysocki rjw at rjwysocki.net
Fri May 30 07:47:15 PDT 2014


On Friday, May 30, 2014 02:19:06 PM Rafael J. Wysocki wrote:
> On Friday, May 30, 2014 02:31:15 PM Thomas Abraham wrote:
> > Changes since v5:
> > - Fixes for checkpatch warnings with --strict option as suggested by
> >   Nishanth Menon.
> > 
> > Changes since v4:
> > - Code improvements suggested by Viresh Kumar.
> > 
> > Changes since v3:
> > - Minor changes as suggested in the last version.
> > 
> > Changes since v2:
> > - Reworked based on the "PM / OPP: move cpufreq specific helpers out of OPP 
> >   layer" patch series posted by Nishanth Menon.
> > 
> > Changes since v1:
> > - Boost mode frequencies are specfied as a set of frequencies instead of
> >   specifying them as OPPs. Thanks to Nishanth, Lukasz and Rob for the
> >   feedback.
> > 
> > This series has been acked by authors and maintainers of the code
> > portions changed in this series. The new DT binding introduced in this
> > patch needs an ack from device tree binding maintainers as well.
> > 
> > Commit 6f19efc0 ("cpufreq: Add boost frequency support in core") adds
> > support for CPU boost mode for CPUfreq drivers. To use the new boost
> > mode, CPUfreq drivers have to specify the boost mode frequency and
> > voltage within the CPUfreq driver, which is the case for Exynos4x12
> > CPUfreq driver.
> > 
> > But for CPUfreq drivers which obtain the OPPs from cpus node, this
> > patch series adds support to specify boost mode frequencies in the
> > cpu device tree node. This requirement came up when Lukasz pointed
> > out the regression caused by the Exynos CPUfreq driver consolidation
> > patches.
> 
> Both patches queued up for 3.16 in the linux-pm tree.

But please address the Mark's comments or I'll drop them.

Rafael




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