[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 05:19:06 PDT 2014


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.

Thanks!

-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.



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