[PATCH v4 0/8] cpufreq: use cpufreq-cpu0 driver for exynos based platforms

Arnd Bergmann arnd at arndb.de
Wed May 14 05:51:22 PDT 2014


On Wednesday 14 May 2014 06:41:08 Thomas Abraham wrote:
> 
> The patch series removes the use of Exynos specific cpufreq driver and enables
> the use of cpufreq-cpu0 driver for Exynos4210, Exynos4x12 and Exynos5250 based
> platforms. This is being done for few reasons.
> 
> (a) The Exynos cpufreq driver reads/writes clock controller registers
>     bypassing the Exynos CCF driver which is sort of problematic.
> (b) Removes the need for having clock controller register definitions
>     in the cpufreq driver and also removes the need for statically
>     io-remapping clock controller address space (helps in moving towards
>     multiplatform kernel).
> 

Thanks a lot for your continued effort. Looks great overall, but I have one
comment about the general way the cpu0 cpufreq driver works, not specific
to the exynos implementation. See my reply to patch 4.

	Arnd



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