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path: root/drivers/devfreq/exynos
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2014-01-23Merge tag 'cleanup-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC cleanups from Olof Johansson: "This is the branch where we usually queue up cleanup efforts, moving drivers out of the architecture directory, header file restructuring, etc. Sometimes they tangle with new development so it's hard to keep it strictly to cleanups. Some of the things included in this branch are: * Atmel SAMA5 conversion to common clock * Reset framework conversion for tegra platforms - Some of this depends on tegra clock driver reworks that are shared with Mike Turquette's clk tree. * Tegra DMA refactoring, which are shared branches with the DMA tree. * Removal of some header files on exynos to prepare for multiplatform" * tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (169 commits) ARM: mvebu: move Armada 370/XP specific definitions to armada-370-xp.h ARM: mvebu: remove prototypes of non-existing functions from common.h ARM: mvebu: move ARMADA_XP_MAX_CPUS to armada-370-xp.h serial: sh-sci: Rework baud rate calculation serial: sh-sci: Compute overrun_bit without using baud rate algo serial: sh-sci: Remove unused GPIO request code serial: sh-sci: Move overrun_bit and error_mask fields out of pdata serial: sh-sci: Support resources passed through platform resources serial: sh-sci: Don't check IRQ in verify port operation serial: sh-sci: Set the UPF_FIXED_PORT flag serial: sh-sci: Remove duplicate interrupt check in verify port op serial: sh-sci: Simplify baud rate calculation algorithms serial: sh-sci: Remove baud rate calculation algorithm 5 serial: sh-sci: Sort headers alphabetically ARM: EXYNOS: Kill exynos_pm_late_initcall() ARM: EXYNOS: Consolidate selection of PM_GENERIC_DOMAINS for Exynos4 ARM: at91: switch Calao QIL-A9260 board to DT clk: at91: fix pmc_clk_ids data type attriubte PM / devfreq: use inclusion <mach/map.h> instead of <plat/map-s5p.h> ARM: EXYNOS: remove <mach/regs-clock.h> for exynos ...
2013-12-19treewide: Fix typos in printkMasanari Iida
Correct spelling typo in various part of kernel Signed-off-by: Masanari Iida <standby24x7@gmail.com> Acked-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-12-19Merge branch 'master' into for-nextJiri Kosina
Sync with Linus' tree to be able to apply fixes on top of newer things in tree (efi-stub). Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-12-19PM / devfreq: use inclusion <mach/map.h> instead of <plat/map-s5p.h>Kukjin Kim
This fixes follwoing warning: In file included from drivers/devfreq/exynos/exynos4_bus.h:15:0, from drivers/devfreq/exynos/exynos4_bus.c:35: arch/arm/mach-exynos/include/mach/map.h:22:0: warning: "S3C_UART_OFFSET" redefined [enabled by default] In file included from drivers/devfreq/exynos/exynos4_bus.c:33:0: arch/arm/plat-samsung/include/plat/map-s5p.h:57:0: note: this is the location of the previous definition Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2013-12-19PM / devfreq: move definitions for exynos4_bus into drivers/devfreqKukjin Kim
We don't need to keep the definitions for exynos4_bus into mach-exynos/ so this moves them into drviers/devfreq with adding header file. Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2013-12-02PM / devfreq: Fix trivial typo in exynos4_bus.cSachin Kamat
Changed exynox -> Exynos. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2013-11-07Merge branch 'pm-devfreq'Rafael J. Wysocki
* pm-devfreq: PM / devfreq: create_freezable_workqueue() doesn't return an ERR_PTR PM / devfreq: Remove duplicate header file inclusion in exynos5_bus.c PM / devfreq: Use devm_* APIs in exynos5_bus.c PM / devfreq: Remove redundant platform_set_drvdata() in exynos5_bus.c PM / devfreq: Fix incorrect usage of IS_ERR_OR_NULL in exynos5_bus.c
2013-10-28PM / devfreq: Remove duplicate header file inclusion in exynos5_bus.cSachin Kamat
linux/opp.h was included twice. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
2013-10-28PM / devfreq: Use devm_* APIs in exynos5_bus.cSachin Kamat
devm_* APIs are device managed and make clean up and exit codes simpler. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
2013-10-28PM / devfreq: Remove redundant platform_set_drvdata() in exynos5_bus.cSachin Kamat
Commit 0998d06310 (device-core: Ensure drvdata = NULL when no driver is bound) removes the need to set driver data field to NULL. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
2013-10-28PM / devfreq: Fix incorrect usage of IS_ERR_OR_NULL in exynos5_bus.cSachin Kamat
platform_device_register_simple does not return NULL. Hence NULL check is not required. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
2013-10-28Merge branch 'pm-cpufreq'Rafael J. Wysocki
* pm-cpufreq: (167 commits) cpufreq: create per policy rwsem instead of per CPU cpu_policy_rwsem intel_pstate: Add Baytrail support intel_pstate: Refactor driver to support CPUs with different MSR layouts cpufreq: Implement light weight ->target_index() routine PM / OPP: rename header to linux/pm_opp.h PM / OPP: rename data structures to dev_pm equivalents PM / OPP: rename functions to dev_pm_opp* cpufreq / governor: Remove fossil comment cpufreq: exynos4210: Use the common clock framework to set APLL clock rate cpufreq: exynos4x12: Use the common clock framework to set APLL clock rate cpufreq: Detect spurious invocations of update_policy_cpu() cpufreq: pmac64: enable cpufreq on iMac G5 (iSight) model cpufreq: pmac64: provide cpufreq transition latency for older G5 models cpufreq: pmac64: speed up frequency switch cpufreq: highbank-cpufreq: Enable Midway/ECX-2000 exynos-cpufreq: fix false return check from "regulator_set_voltage" speedstep-centrino: Remove unnecessary braces acpi-cpufreq: Add comment under ACPI_ADR_SPACE_SYSTEM_IO case cpufreq: arm-big-little: use clk_get instead of clk_get_sys cpufreq: exynos: Show a list of available frequencies ... Conflicts: drivers/devfreq/exynos/exynos5_bus.c
2013-10-25PM / OPP: rename header to linux/pm_opp.hNishanth Menon
Since Operating Performance Points (OPP) functions are specific to device specific power management, be specific and rename opp.h to pm_opp.h Reported-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-10-25PM / OPP: rename data structures to dev_pm equivalentsNishanth Menon
Since Operating Performance Points (OPP) data structures are specific to device specific power management, be specific and rename opp_* data structures in OPP library with dev_pm_opp_* equivalent. Affected structures are: struct opp enum opp_event Minor checkpatch warning resulting of this change was fixed as well. Reported-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Nishanth Menon <nm@ti.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-10-25PM / OPP: rename functions to dev_pm_opp*Nishanth Menon
Since Operating Performance Points (OPP) functions are specific to device specific power management, be specific and rename opp_* accessors in OPP library with dev_pm_opp_* equivalent. Affected functions are: opp_get_voltage opp_get_freq opp_get_opp_count opp_find_freq_exact opp_find_freq_floor opp_find_freq_ceil opp_add opp_enable opp_disable opp_get_notifier opp_init_cpufreq_table opp_free_cpufreq_table Reported-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Nishanth Menon <nm@ti.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-10-17PM / devfreq: Remove duplicate include of opp.hManish Badarkhe
Currently, code include opp.h twice. Remove one inclusion of opp.h Signed-off-by: Manish Badarkhe <badarkhe.manish@gmail.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-06-03PM / devfreq: fix missing unlock on error in exynos4_busfreq_pm_notifier_event()Wei Yongjun
Add the missing unlock before return from function exynos4_busfreq_pm_notifier_event() in the error handling case. This issue introduced by commit 8fa938 (PM / devfreq: exynos4_bus: honor RCU lock usage) Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> [Resolved path conflicts by MyungJoo Ham] Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
2013-06-03PM / devfreq: Add Exynos5-bus devfreq driver for Exynos5250Abhilash Kesavan
Exynos5-bus device devfreq driver monitors PPMU counters and adjusts operating frequencies and voltages with OPP. ASV should be used to provide appropriate voltages as per the speed group of the SoC rather than using a constant 1.025V. Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com> [myungjoo.ham@samsung.com: minor style update] Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> Cc: Jonghwan Choi <jhbird.choi@samsung.com> Cc: Kukjin Kim <kgene.kim@samsung.com>
2013-06-03PM / devfreq: Move exynos4 devfreq driver into a new sub-directoryAbhilash Kesavan
In anticipation of the new exynos5 devfreq and ppmu driver, create an exynos sub-directory. Move the existing exynos4 devfreq driver into the same. Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com> Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com> Cc: Jonghwan Choi <jhbird.choi@samsung.com> Cc: Kukjin Kim <kgene.kim@samsung.com>