Re: [PATCH v3 0/5] cpufreq: use generic cpufreq drivers for Exynos4x12 platform

Tobias Jakobi
2015-08-03T21:02:18Z

Hello,

Bartlomiej Zolnierkiewicz wrote:
> Hi,
>
> This patch series removes the use of Exynos4x12 specific support
> from cpufreq-exynos driver and enables the use of cpufreq-dt driver
> for this platform.
>
> This patch series has been tested on Exynos4412 based Odroid-U3 and
> Trats2 boards.
I've tested this series on my Odroid-X2 (also Exynos4412) with
powersave, performance and ondemand governor. Scaling works like
expected, so no issues to report!

Tested-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>

With best wishes,
Tobias

>
> Depends on:
> - next-20150730 branch of linux-next kernel tree
> - "[PATCH V3 00/16] OPP: Add code to support operating-points-v2 bindings"
> (http://www.spinics.net/lists/arm-kernel/msg435408.html)
>
> Changes since v2
> (http://thread.gmane.org/gmane.linux.kernel.samsung-soc/46653):
> - rebased on top of next-20150730 branch of linux-next kernel tree
> - ported over V3 of opp-v2 bindings support patch series
> - put cpu0 nodes in alphabetical order in dts files
> - added Reviewed-by tags from Javier and Krzysztof
> - added Acked-by tag from Sylwester
>
> Changes since v1
> (http://thread.gmane.org/gmane.linux.kernel.samsung-soc/44361):
> - rebased on top of next-20150629 branch of linux-next kernel tree
> - rebased on top of Exynos5250 cpufreq-dt support patch series
> - fixed if-statement in exynos4_clk_init() (noticed by Tobias Jakobi)
> - ported over opp-v2 bindings (requested by Viresh Kumar)
>
> Best regards,
> --
> Bartlomiej Zolnierkiewicz
> Samsung R&D Institute Poland
> Samsung Electronics
>
>
> Bartlomiej Zolnierkiewicz (5):
> clk: samsung: exynos4x12: add cpu clock configuration data and
> instantiate cpu clock
> ARM: dts: Exynos4x12: add CPU OPP and regulator supply property
> ARM: Exynos: switch to using generic cpufreq driver for Exynos4x12
> cpufreq: exynos: remove Exynos4x12 specific cpufreq driver support
> cpufreq: remove no longer needed CPU_FREQ_BOOST_SW config option
>
> arch/arm/boot/dts/exynos4212.dtsi | 81 ++++++++
> arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 4 +
> arch/arm/boot/dts/exynos4412-origen.dts | 4 +
> arch/arm/boot/dts/exynos4412-trats2.dts | 4 +
> arch/arm/boot/dts/exynos4412.dtsi | 83 +++++++++
> arch/arm/mach-exynos/exynos.c | 2 +
> drivers/clk/samsung/clk-exynos4.c | 50 +++++
> drivers/cpufreq/Kconfig | 5 +-
> drivers/cpufreq/Kconfig.arm | 38 ----
> drivers/cpufreq/Makefile | 2 -
> drivers/cpufreq/exynos-cpufreq.c | 236 ------------------------
> drivers/cpufreq/exynos-cpufreq.h | 72 --------
> drivers/cpufreq/exynos4x12-cpufreq.c | 236 ------------------------
> drivers/cpufreq/freq_table.c | 2 -
> 14 files changed, 229 insertions(+), 590 deletions(-)
> delete mode 100644 drivers/cpufreq/exynos-cpufreq.c
> delete mode 100644 drivers/cpufreq/exynos-cpufreq.h
> delete mode 100644 drivers/cpufreq/exynos4x12-cpufreq.c
>