On Friday, July 15, 2011, MyungJoo Ham wrote: > For a usage example, please look at > http://git.infradead.org/users/kmpark/linux-2.6-samsung/shortlog/refs/heads/devfreq > > In the above git tree, DVFS (dynamic voltage and frequency scaling) mechanism > is applied to the memory bus of Exynos4210 for Exynos4210-NURI boards. > In the example, the LPDDR2 DRAM frequency changes between 133, 266, and 400MHz > and other related clocks simply follow the determined DDR RAM clock. > > The DEVFREQ driver for Exynos4210 memory bus is at > /arch/arm/mach-exynos4/devfreq_bus.c in the git tree. > > MyungJoo Ham (3): > PM: Introduce DEVFREQ: generic DVFS framework with device-specific > OPPs > PM / DEVFREQ: add example governors > PM / DEVFREQ: add sysfs interface (including user tickling) OK, I'm going to take the patches for 3.2. Thanks, Rafael > Documentation/ABI/testing/sysfs-devices-power | 50 ++ > Documentation/ABI/testing/sysfs-power | 43 ++ > drivers/base/power/Makefile | 1 + > drivers/base/power/devfreq.c | 714 +++++++++++++++++++++++++ > drivers/base/power/opp.c | 9 + > include/linux/devfreq.h | 119 ++++ > kernel/power/Kconfig | 34 ++ > 7 files changed, 970 insertions(+), 0 deletions(-) > create mode 100644 drivers/base/power/devfreq.c > create mode 100644 include/linux/devfreq.h > > _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
