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* Merge tag 'exynos-cleanup' of ↵Arnd Bergmann2014-03-28
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup3 Merge "Exynos cleanup for v3.15" from Kukjin Kim: - reorganize code for - add support reserve memory for mfc-v7 - consolidate exynos4 and exynos5 machine codes - add generic compatible strings for exynos4 and exynos5 - update DT with generic compatible strings - move clk related dt-binding header file in dt-bindings/clock * tag 'exynos-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: dt-bindings: clock: Move exynos-audss-clk.h to dt-bindings/clock ARM: dts: Update Exynos DT files with generic compatible strings ARM: EXYNOS: Add generic compatible strings ARM: EXYNOS: Consolidate exynos4 and exynos5 machine files ARM: EXYNOS: Consolidate CPU init code ARM: SAMSUNG: Introduce generic Exynos4 and 5 helpers ARM: EXYNOS: Add support to reserve memory for MFC-v7 ARM: SAMSUNG: Reorganize calls to reserve memory for MFC Conflicts: arch/arm/mach-exynos/exynos.c Signed-off-by; Arnd Bergmann <arnd@arndb.de>
| * ARM: EXYNOS: Add generic compatible stringsSachin Kamat2014-03-20
| | | | | | | | | | | | | | | | | | | | Add generic compatible strings for Exynos4 and 5 platforms so that future SoCs can use them if there is nothing extra/specific to be differentiated. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * ARM: EXYNOS: Consolidate exynos4 and exynos5 machine filesSachin Kamat2014-03-20
| | | | | | | | | | | | | | | | | | | | | | Since there is very little difference between these two files, they can be easily combined into one with necessary SoC checks. While at it also merge the common.c file into this as it does not have any other users. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * ARM: EXYNOS: Consolidate CPU init codeSachin Kamat2014-03-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | cpu_table was used to distinguish between different Exynos4 and 5 SoCs and based on the type do the initialization and io mapping. exynos_init is dummy and no longer needed as we do a DT based booting. By having a common io mapping function we can get rid of the whole table and avoid populating it for every SoC. Tested on Exynos4210, 5250 and 5420 based boards. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Tested-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * ARM: EXYNOS: Add support to reserve memory for MFC-v7Sachin Kamat2014-03-20
| | | | | | | | | | | | | | Reserve memory for MFC-v7 IP. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * ARM: SAMSUNG: Reorganize calls to reserve memory for MFCTushar Behera2014-03-20
| | | | | | | | | | | | | | | | Reorganize code so that "plat/mfc.h" is no more referred from mach-exynos directory. Signed-off-by: Tushar Behera <tushar.behera@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
* | Merge tag 'samsung-pm-2' of ↵Arnd Bergmann2014-03-28
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup3 Merge "Samsung PM related 2nd updates for v3.15" from Kukjin Kim: From Tomasz Figa <t.figa@samsung.com>: Current Samsung PM code is heavily unprepared for multiplatform systems. The design implies accessing functions and global variables defined in particular mach- subdirectory from common code in plat-, which is not allowed when building ARCH_MULTIPLATFORM. In addition there is a lot of forced code unification, which makes common function handle any possible quirks of all supported SoCs. In the end this design turned out to not work too well, ending with a lot of empty functions exported from mach-, just because code in common pm.c calls them. Moreover, recent trend of moving lower level suspend/resume code to proper drivers, like pinctrl or clk, made a lot of code there redundant, especially on DT-only platforms like Exynos. Note that this branch is based on previous tags/samsung-pm-1 and merge tags/samsung-cleanup-2 because of fix build error from recent changes of <linux/serial_s3c.h> * tag 'samsung-pm-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: EXYNOS: Fix compilation error in cpuidle.c ARM: S5P64X0: Explicitly include linux/serial_s3c.h in mach/pm-core.h ARM: S3C64XX: Fix build for implicit serial_s3c.h inclusion serial: s3c: Fix build of header without serial_core.h preinclusion ARM: EXYNOS: Allow wake-up using GIC interrupts ARM: EXYNOS: Stop using legacy Samsung PM code ARM: EXYNOS: Remove PM initcalls and useless indirection ARM: EXYNOS: Fix abuse of CONFIG_PM ARM: SAMSUNG: Move s3c_pm_check_* prototypes to plat/pm-common.h ARM: SAMSUNG: Move common save/restore helpers to separate file ARM: SAMSUNG: Move Samsung PM debug code into separate file ARM: SAMSUNG: Consolidate PM debug functions ARM: SAMSUNG: Use debug_ll_addr() to get UART base address ARM: SAMSUNG: Save UART DIVSLOT register based on SoC type ARM: SAMSUNG: Add soc_is_s3c2410() helper ARM: EXYNOS: Do not resume l2x0 if not enabled before suspend Signed-off-by: Arnd Bergmann <arnd@arndb.de>
| * | ARM: EXYNOS: Fix compilation error in cpuidle.cTomasz Figa2014-03-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The big series refactoring Exynos suspend to RAM handling missed the cpuidle driver that is disabled in exynos_defconfig, leaving it including old mach/pm_core.h header and using old s3c_cpu_resume symbol instead of new exynos_cpu_resume, resulting in compilation failures with CONFIG_ARCH_EXYNOS and CONFIG_CPU_IDLE enabled. This patch fixes that silly mistake and performs necessary modification to arhc/arm/exynos/cpuidle.c to make it compile again. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: Allow wake-up using GIC interruptsTomasz Figa2014-03-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | This patch restores the ability to receive wake-up events from internal GIC interrupts, e.g. RTC tick or alarm interrupts. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: Stop using legacy Samsung PM codeTomasz Figa2014-03-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Since Exynos SoCs does not follow most of the semantics of older SoCs when configuring the system to enter sleep, there is no reason to rely on the legacy Samsung PM core anymore. This patch adds local Exynos suspend ops and removes all the code left unnecessary. As a side effect, suspend support on Exynos becomes multiplatform-friendly. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: Remove PM initcalls and useless indirectionTomasz Figa2014-03-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch simplifies Exynos PM initialization and makes it multiplatform friendly by replacing initcalls used originally to invoke all the initialization code with explicit function calls. In addition, an useless subsys_interface is removed, as all its .add_dev callback did was setting two function pointers. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: Fix abuse of CONFIG_PMTomasz Figa2014-03-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | CONFIG_PM means that at least one of CONFIG_PM_SLEEP and CONFIG_PM_RUNTIME is enabled, while multiple entries in mach-exynos/Kconfig abused it to enable sleep- and runtime-specific functionality. This patch fixes this abuse by replacing dependencies on CONFIG_PM with appropriate dependencies on either CONFIG_PM_SLEEP or CONFIG_PM_RUNTIME, whichever is appropriate. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | Merge branch 'v3.15-next/cleanup-samsung-2' into v3.15-next/s2r-pm-samsung-2Kukjin Kim2014-03-20
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* | \ \ Merge tag 'samsung-cleanup-3' of ↵Arnd Bergmann2014-03-28
|\ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup3 Merge "Samsung 3rd cleanup for v3.15" from Kukjin Kim: - Remove <mach/hardware.h> in mach-exynos - Remove invalid code from <mach/hardware.h> in mach-s3c24xx Note that this is based on previous tags/samsung-cleanup-2 * tag 'samsung-cleanup-3' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: EXYNOS: Remove hardware.h file ARM: SAMSUNG: Remove hardware.h inclusion ARM: S3C24XX: Remove invalid code from hardware.h Signed-off-by: Arnd Bergmann <arnd@arndb.de>
| * | | | ARM: EXYNOS: Remove hardware.h fileSachin Kamat2014-03-20
| | |/ / | |/| | | | | | | | | | | | | | | | | | | | | | This is a dummy placeholder file. Delete it. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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| \ \ \
*-. \ \ \ Merge branches 'samsung/cleanup', 'samsung/exynos-clk' and ↵Arnd Bergmann2014-03-28
|\ \ \ \ \ | | |/ / / | |/| / / | | |/ / | |_| / |/| | | | | | | | 'samsung/exynos-clk2' into next/cleanup3 These are dependencies for the following Samsung branches Signed-off-by: Arnd Bergmann <arnd@arndb.de>
| | * ARM: EXYNOS: Drop legacy Exynos4 clock suspend/resume codeTomasz Figa2014-02-13
| |/ |/| | | | | | | | | | | | | | | | | | | All the suspend/resume handling is already implemented in Exynos4 clock driver, so this legacy code can be safely dropped. Signed-off-by: Tomasz Figa <t.figa@samsung.com> Acked-by: Kyungmin Park <kyungmin.park@samsung.com> Reviewed-by: Thomas Abraham <thomas.ab@samsung.com> Reviewed-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * ARM: EXYNOS: Remove uncompress.hSachin Kamat2014-02-23
| | | | | | | | | | | | | | | | | | Now that we can use the generic uncompres.h file, there is no need for the machine specific header. Remove it. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * ARM: EXYNOS: Remove unused header file from pm_domains.cTushar Behera2014-02-13
| | | | | | | | | | | | | | plat/devs.h is not required in this file. Signed-off-by: Tushar Behera <tushar.behera@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * ARM: SAMSUNG: Replace inclusion of plat/regs-serial.h header fileTushar Behera2014-02-13
|/ | | | | | | | | | regs-serial.h only includes linux/serial_s3c.h. Include this header directly to remove unnecessary platform dependency. Signed-off-by: Tushar Behera <tushar.behera@linaro.org> [broonie@linaro.org: Acked for S3C64XX related changes] Acked-by: Mark Brown <broonie@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
* Merge tag 'pm+acpi-3.14-rc1' of ↵Linus Torvalds2014-01-24
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI and power management updates from Rafael Wysocki: "As far as the number of commits goes, the top spot belongs to ACPI this time with cpufreq in the second position and a handful of PM core, PNP and cpuidle updates. They are fixes and cleanups mostly, as usual, with a couple of new features in the mix. The most visible change is probably that we will create struct acpi_device objects (visible in sysfs) for all devices represented in the ACPI tables regardless of their status and there will be a new sysfs attribute under those objects allowing user space to check that status via _STA. Consequently, ACPI device eject or generally hot-removal will not delete those objects, unless the table containing the corresponding namespace nodes is unloaded, which is extremely rare. Also ACPI container hotplug will be handled quite a bit differently and cpufreq will support CPU boost ("turbo") generically and not only in the acpi-cpufreq driver. Specifics: - ACPI core changes to make it create a struct acpi_device object for every device represented in the ACPI tables during all namespace scans regardless of the current status of that device. In accordance with this, ACPI hotplug operations will not delete those objects, unless the underlying ACPI tables go away. - On top of the above, new sysfs attribute for ACPI device objects allowing user space to check device status by triggering the execution of _STA for its ACPI object. From Srinivas Pandruvada. - ACPI core hotplug changes reducing code duplication, integrating the PCI root hotplug with the core and reworking container hotplug. - ACPI core simplifications making it use ACPI_COMPANION() in the code "glueing" ACPI device objects to "physical" devices. - ACPICA update to upstream version 20131218. This adds support for the DBG2 and PCCT tables to ACPICA, fixes some bugs and improves debug facilities. From Bob Moore, Lv Zheng and Betty Dall. - Init code change to carry out the early ACPI initialization earlier. That should allow us to use ACPI during the timekeeping initialization and possibly to simplify the EFI initialization too. From Chun-Yi Lee. - Clenups of the inclusions of ACPI headers in many places all over from Lv Zheng and Rashika Kheria (work in progress). - New helper for ACPI _DSM execution and rework of the code in drivers that uses _DSM to execute it via the new helper. From Jiang Liu. - New Win8 OSI blacklist entries from Takashi Iwai. - Assorted ACPI fixes and cleanups from Al Stone, Emil Goode, Hanjun Guo, Lan Tianyu, Masanari Iida, Oliver Neukum, Prarit Bhargava, Rashika Kheria, Tang Chen, Zhang Rui. - intel_pstate driver updates, including proper Baytrail support, from Dirk Brandewie and intel_pstate documentation from Ramkumar Ramachandra. - Generic CPU boost ("turbo") support for cpufreq from Lukasz Majewski. - powernow-k6 cpufreq driver fixes from Mikulas Patocka. - cpufreq core fixes and cleanups from Viresh Kumar, Jane Li, Mark Brown. - Assorted cpufreq drivers fixes and cleanups from Anson Huang, John Tobias, Paul Bolle, Paul Walmsley, Sachin Kamat, Shawn Guo, Viresh Kumar. - cpuidle cleanups from Bartlomiej Zolnierkiewicz. - Support for hibernation APM events from Bin Shi. - Hibernation fix to avoid bringing up nonboot CPUs with ACPI EC disabled during thaw transitions from Bjørn Mork. - PM core fixes and cleanups from Ben Dooks, Leonardo Potenza, Ulf Hansson. - PNP subsystem fixes and cleanups from Dmitry Torokhov, Levente Kurusa, Rashika Kheria. - New tool for profiling system suspend from Todd E Brandt and a cpupower tool cleanup from One Thousand Gnomes" * tag 'pm+acpi-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (153 commits) thermal: exynos: boost: Automatic enable/disable of BOOST feature (at Exynos4412) cpufreq: exynos4x12: Change L0 driver data to CPUFREQ_BOOST_FREQ Documentation: cpufreq / boost: Update BOOST documentation cpufreq: exynos: Extend Exynos cpufreq driver to support boost cpufreq / boost: Kconfig: Support for software-managed BOOST acpi-cpufreq: Adjust the code to use the common boost attribute cpufreq: Add boost frequency support in core intel_pstate: Add trace point to report internal state. cpufreq: introduce cpufreq_generic_get() routine ARM: SA1100: Create dummy clk_get_rate() to avoid build failures cpufreq: stats: create sysfs entries when cpufreq_stats is a module cpufreq: stats: free table and remove sysfs entry in a single routine cpufreq: stats: remove hotplug notifiers cpufreq: stats: handle cpufreq_unregister_driver() and suspend/resume properly cpufreq: speedstep: remove unused speedstep_get_state platform: introduce OF style 'modalias' support for platform bus PM / tools: new tool for suspend/resume performance optimization ACPI: fix module autoloading for ACPI enumerated devices ACPI: add module autoloading support for ACPI enumerated devices ACPI: fix create_modalias() return value handling ...
| * Merge branch 'pm-cpufreq'Rafael J. Wysocki2014-01-16
| |\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * pm-cpufreq: (40 commits) thermal: exynos: boost: Automatic enable/disable of BOOST feature (at Exynos4412) cpufreq: exynos4x12: Change L0 driver data to CPUFREQ_BOOST_FREQ Documentation: cpufreq / boost: Update BOOST documentation cpufreq: exynos: Extend Exynos cpufreq driver to support boost cpufreq / boost: Kconfig: Support for software-managed BOOST acpi-cpufreq: Adjust the code to use the common boost attribute cpufreq: Add boost frequency support in core intel_pstate: Add trace point to report internal state. cpufreq: introduce cpufreq_generic_get() routine ARM: SA1100: Create dummy clk_get_rate() to avoid build failures cpufreq: stats: create sysfs entries when cpufreq_stats is a module cpufreq: stats: free table and remove sysfs entry in a single routine cpufreq: stats: remove hotplug notifiers cpufreq: stats: handle cpufreq_unregister_driver() and suspend/resume properly cpufreq: speedstep: remove unused speedstep_get_state powernow-k6: reorder frequencies powernow-k6: correctly initialize default parameters powernow-k6: disable cache when changing frequency Documentation: add ABI entry for intel_pstate cpufreq: exynos: Convert exynos-cpufreq to platform driver ...
| | * cpufreq: exynos: Convert exynos-cpufreq to platform driverLukasz Majewski2014-01-06
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | To make the driver multiplatform-friendly, unconditional initialization in an initcall is replaced with a platform driver probed only if respective platform device is registered. Tested at: Exynos4210 (TRATS) and Exynos4412 (TRATS2) Signed-off-by: Lukasz Majewski <l.majewski@samsung.com> Signed-off-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Reviewed-by: Sachin Kamat <sachin.kamat@linaro.org> Tested-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| * | ARM: EXYNOS: cpuidle: fix AFTR mode checkBartlomiej Zolnierkiewicz2014-01-10
| |/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The EXYNOS cpuidle driver code assumes that cpuidle core will handle dev->state_count smaller than drv->state_count but currently this is untrue (dev->state_count is used only for handling cpuidle state sysfs entries and drv->state_count is used for all other cases) and will not be fixed in the future as dev->state_count is planned to be removed. Fix the issue by checking for the max supported idle state in AFTR state's ->enter handler (exynos4_enter_lowpower()) and entering AFTR mode only when cores other than CPU0 are offline. Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
* | Merge tag 'samsung-cleanup-2' of ↵Olof Johansson2013-12-28
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup From Kukjin Kim: Samsung cleanup 2nd for v3.14 - remove <mach/regs-clock.h> for exynos - remove <mach/regs-irq.h> for exynos - local <mach/regs-pmu.h> into mach-exynos - select PM_GENERIC_DOMAINS for ARCH_EXYNOS4 instead of each SOC_EXYNOS4XXX in Kconfig - call pm_genpd_poweroff_unused() instead of via exynos_pm_late_initcall() because no need to handle whether CONFIG_PM_GENERIC_DOMAINS is enalbed * tag 'samsung-cleanup-2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: EXYNOS: Kill exynos_pm_late_initcall() ARM: EXYNOS: Consolidate selection of PM_GENERIC_DOMAINS for Exynos4 PM / devfreq: use inclusion <mach/map.h> instead of <plat/map-s5p.h> ARM: EXYNOS: remove <mach/regs-clock.h> for exynos ARM: EXYNOS: local definitions for cpuidle.c into mach-exynos dir cpufreq: exynos: move definitions for exynos-cpufreq into drivers/cpufreq/ ARM: EXYNOS: local definitions for pm.c into mach-exynos dir PM / devfreq: move definitions for exynos4_bus into drivers/devfreq ARM: EXYNOS: cleanup <mach/regs-clock.h> ARM: EXYNOS: cleanup <mach/regs-irq.h> ARM: EXYNOS: local regs-pmu.h header file ARM: EXYNOS: remove inclusion <mach/regs-pmu.h> into another headers ARM: EXYNOS: cleanup <mach/regs-pmu.h> Signed-off-by: Olof Johansson <olof@lixom.net>
| * | ARM: EXYNOS: Kill exynos_pm_late_initcall()Sylwester Nawrocki2013-12-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The only thing exynos_pm_late_initcall() does is calling pm_genpd_poweroff_unused(), which is already stubbed when CONFIG_PM_GENERIC_DOMAINS is not enabled. So replace exynos_pm_late_initcall() with a direct call to pm_genpd_poweroff_unused(). Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: Consolidate selection of PM_GENERIC_DOMAINS for Exynos4Sylwester Nawrocki2013-12-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | Instead of repeating "select PM_GENERIC_DOMAINS" for all Exynos4 variants add relevant entry in the Kconfig section common to the SoC series. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: remove <mach/regs-clock.h> for exynosKukjin Kim2013-12-18
| | | | | | | | | | | | Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: local definitions for cpuidle.c into mach-exynos dirKukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | | | | This moves definitions for cpuidle into mach-exynos/cpuidle.c, because we don't need to keep them in the <mach/regs-clock.h>. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | cpufreq: exynos: move definitions for exynos-cpufreq into drivers/cpufreq/Kukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | | | | | | | | | | This moves regarding exynos-cpufreq definitions into drivers/cpufreq/ exynos-cpufreq.h because they are used only for the cpufreq driver. Cc: Rafael J. Wysocki <rjw@rjwysocki.net> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: local definitions for pm.c into mach-exynos dirKukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | | | | Some of definitions in the regs-clock.h are used only for pm.c, so this moves them into the file. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | PM / devfreq: move definitions for exynos4_bus into drivers/devfreqKukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | | | | | | | | | | 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>
| * | ARM: EXYNOS: cleanup <mach/regs-clock.h>Kukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | Remove useless definitions in the regs-clock.h file. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: cleanup <mach/regs-irq.h>Kukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | Remove useless inclusion <mach/regs-irq.h> for exynos. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: local regs-pmu.h header fileKukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | This moves regs-pmu.h file into mach-exynos directory. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: remove inclusion <mach/regs-pmu.h> into another headersKukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | This is needed to remove dependency of headers. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: cleanup <mach/regs-pmu.h>Kukjin Kim2013-12-18
| | | | | | | | | | | | | | | | | | Remove useless definitions in the regs-pmu.h file. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
* | | Merge tag 'samsung-cleanup' of ↵Olof Johansson2013-12-22
|\| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup From Kukjin Kim: Samsung cleanup for v3.14 - remove unused SAMSUNG_GPIOLIB_4BIT and IRQF_DISABLED - constify immutable PMU data table and PM clksrc register - make const struct for sleep_save * tag 'samsung-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: EXYNOS: Constify clksrc immutable register restore tables ARM: SAMSUNG: Let s3c_pm_do_restore_*() take const sleep_save ARM: EXYNOS: Constify data tables for pmu ARM: SAMSUNG: remove IRQF_DISABLED ARM: SAMSUNG: remove unused SAMSUNG_GPIOLIB_4BIT Kconfig parameter Signed-off-by: Olof Johansson <olof@lixom.net>
| * | ARM: EXYNOS: Constify clksrc immutable register restore tablesDaniel Kurtz2013-12-11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The clksrc tables are constant, they are not used to store register values at suspend. size arch/arm/mach-exynos/pm.o text data bss 1591 212 12 // Before 1671 132 12 // After Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * | ARM: EXYNOS: Constify data tables for pmuDaniel Kurtz2013-12-11
| |/ | | | | | | | | | | | | | | | | | | | | | | | | These tables are all immutable, make them const to save 4416 bytes of RAM. size arch/arm/mach-exynos/pmu.o text data bss 848 4420 4 // before 5264 4 4 // after Signed-off-by: Daniel Kurtz <djkurtz@chromium.org> Reviewed-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
* / ARM: clean up cache handling in platform codeNicolas Pitre2013-12-11
|/ | | | | | | | We have a handy macro to replace open coded __cpuc_flush_dcache_area(() and outer_clean_range() sequences. Let's use it. No functional change. Signed-off-by: Nicolas Pitre <nico@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
* Merge tag 'pm+acpi-3.13-rc1' of ↵Linus Torvalds2013-11-13
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull ACPI and power management updates from Rafael J Wysocki: - New power capping framework and the the Intel Running Average Power Limit (RAPL) driver using it from Srinivas Pandruvada and Jacob Pan. - Addition of the in-kernel switching feature to the arm_big_little cpufreq driver from Viresh Kumar and Nicolas Pitre. - cpufreq support for iMac G5 from Aaro Koskinen. - Baytrail processors support for intel_pstate from Dirk Brandewie. - cpufreq support for Midway/ECX-2000 from Mark Langsdorf. - ARM vexpress/TC2 cpufreq support from Sudeep KarkadaNagesha. - ACPI power management support for the I2C and SPI bus types from Mika Westerberg and Lv Zheng. - cpufreq core fixes and cleanups from Viresh Kumar, Srivatsa S Bhat, Stratos Karafotis, Xiaoguang Chen, Lan Tianyu. - cpufreq drivers updates (mostly fixes and cleanups) from Viresh Kumar, Aaro Koskinen, Jungseok Lee, Sudeep KarkadaNagesha, Lukasz Majewski, Manish Badarkhe, Hans-Christian Egtvedt, Evgeny Kapaev. - intel_pstate updates from Dirk Brandewie and Adrian Huang. - ACPICA update to version 20130927 includig fixes and cleanups and some reduction of divergences between the ACPICA code in the kernel and ACPICA upstream in order to improve the automatic ACPICA patch generation process. From Bob Moore, Lv Zheng, Tomasz Nowicki, Naresh Bhat, Bjorn Helgaas, David E Box. - ACPI IPMI driver fixes and cleanups from Lv Zheng. - ACPI hotplug fixes and cleanups from Bjorn Helgaas, Toshi Kani, Zhang Yanfei, Rafael J Wysocki. - Conversion of the ACPI AC driver to the platform bus type and multiple driver fixes and cleanups related to ACPI from Zhang Rui. - ACPI processor driver fixes and cleanups from Hanjun Guo, Jiang Liu, Bartlomiej Zolnierkiewicz, Mathieu Rhéaume, Rafael J Wysocki. - Fixes and cleanups and new blacklist entries related to the ACPI video support from Aaron Lu, Felipe Contreras, Lennart Poettering, Kirill Tkhai. - cpuidle core cleanups from Viresh Kumar and Lorenzo Pieralisi. - cpuidle drivers fixes and cleanups from Daniel Lezcano, Jingoo Han, Bartlomiej Zolnierkiewicz, Prarit Bhargava. - devfreq updates from Sachin Kamat, Dan Carpenter, Manish Badarkhe. - Operation Performance Points (OPP) core updates from Nishanth Menon. - Runtime power management core fix from Rafael J Wysocki and update from Ulf Hansson. - Hibernation fixes from Aaron Lu and Rafael J Wysocki. - Device suspend/resume lockup detection mechanism from Benoit Goby. - Removal of unused proc directories created for various ACPI drivers from Lan Tianyu. - ACPI LPSS driver fix and new device IDs for the ACPI platform scan handler from Heikki Krogerus and Jarkko Nikula. - New ACPI _OSI blacklist entry for Toshiba NB100 from Levente Kurusa. - Assorted fixes and cleanups related to ACPI from Andy Shevchenko, Al Stone, Bartlomiej Zolnierkiewicz, Colin Ian King, Dan Carpenter, Felipe Contreras, Jianguo Wu, Lan Tianyu, Yinghai Lu, Mathias Krause, Liu Chuansheng. - Assorted PM fixes and cleanups from Andy Shevchenko, Thierry Reding, Jean-Christophe Plagniol-Villard. * tag 'pm+acpi-3.13-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (386 commits) cpufreq: conservative: fix requested_freq reduction issue ACPI / hotplug: Consolidate deferred execution of ACPI hotplug routines PM / runtime: Use pm_runtime_put_sync() in __device_release_driver() ACPI / event: remove unneeded NULL pointer check Revert "ACPI / video: Ignore BIOS initial backlight value for HP 250 G1" ACPI / video: Quirk initial backlight level 0 ACPI / video: Fix initial level validity test intel_pstate: skip the driver if ACPI has power mgmt option PM / hibernate: Avoid overflow in hibernate_preallocate_memory() ACPI / hotplug: Do not execute "insert in progress" _OST ACPI / hotplug: Carry out PCI root eject directly ACPI / hotplug: Merge device hot-removal routines ACPI / hotplug: Make acpi_bus_hot_remove_device() internal ACPI / hotplug: Simplify device ejection routines ACPI / hotplug: Fix handle_root_bridge_removal() ACPI / hotplug: Refuse to hot-remove all objects with disabled hotplug ACPI / scan: Start matching drivers after trying scan handlers ACPI: Remove acpi_pci_slot_init() headers from internal.h ACPI / blacklist: fix name of ThinkPad Edge E530 PowerCap: Fix build error with option -Werror=format-security ... Conflicts: arch/arm/mach-omap2/opp.c drivers/Kconfig drivers/spi/spi.c
| * ARM: EXYNOS: Remove incorrect __init annotation from cpuidle driverJingoo Han2013-10-30
| | | | | | | | | | | | | | | | | | When platform_driver_probe() is not used, bind/unbind via sysfs is enabled. Thus, __init annotation should be removed from probe(). Also, this patch fixes section mismatch warning. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| * ARM: EXYNOS: Use dev_err() instead of printk() for cpuidle driverJingoo Han2013-10-30
| | | | | | | | | | | | | | | | Change raw printk() call to dev_err() to provide a better message to userspace so it can properly identify the device. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| * ARM: EXYNOS: convert cpuidle driver to be a platform driverBartlomiej Zolnierkiewicz2013-09-23
| | | | | | | | | | | | | | | | | | | | | | | | | | ARM EXYNOS cpuidle driver is currently not multiplatform support ready (as it uses device_initcall() for initialization and doesn't check on what platform it is running). Fix it by converting the driver to be a platform driver and registering exynos_cpuidle platform device from exynos[4,5]_dt_machine_init(). Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
* | Merge tag 'cleanup-for-linus' of ↵Linus Torvalds2013-11-11
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC cleanups from Olof Johansson: "This branch contains code cleanups, moves and removals for 3.13. Qualcomm msm targets had a bunch of code removal for legacy non-DT platforms. Nomadik saw more device tree conversions and cleanup of old code. Tegra has some code refactoring, etc. One longish patch series from Sebastian Hasselbarth changes the init_time hooks and tries to use a generic implementation for most platforms, since they were all doing more or less the same things. Finally the "shark" platform is removed in this release. It's been abandoned for a while and nobody seems to care enough to keep it around. If someone comes along and wants to resurrect it, the removal can easily be reverted and code brought back. Beyond this, mostly a bunch of removals of stale content across the board, etc" * tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (79 commits) ARM: gemini: convert to GENERIC_CLOCKEVENTS ARM: EXYNOS: remove CONFIG_MACH_EXYNOS[4, 5]_DT config options ARM: OMAP3: control: add API for setting IVA bootmode ARM: OMAP3: CM/control: move CM scratchpad save to CM driver ARM: OMAP3: McBSP: do not access CM register directly ARM: OMAP3: clock: add API to enable/disable autoidle for a single clock ARM: OMAP2: CM/PM: remove direct register accesses outside CM code MAINTAINERS: Add patterns for DTS files for AT91 ARM: at91: remove init_machine() as default is suitable ARM: at91/dt: split sama5d3 peripheral definitions ARM: at91/dt: split sam9x5 peripheral definitions ARM: Remove temporary sched_clock.h header ARM: clps711x: Use linux/sched_clock.h MAINTAINERS: Add DTS files to patterns for Samsung platform ARM: EXYNOS: remove unnecessary header inclusions from exynos4/5 dt machine file ARM: tegra: fix ARCH_TEGRA_114_SOC select sort order clk: nomadik: fix missing __init on nomadik_src_init ARM: drop explicit selection of HAVE_CLK and CLKDEV_LOOKUP ARM: S3C64XX: Kill CONFIG_PLAT_S3C64XX ASoC: samsung: Use CONFIG_ARCH_S3C64XX to check for S3C64XX support ...
| * \ Merge tag 'samsung-cleanup' of ↵Olof Johansson2013-10-28
| |\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into next/cleanup From Kukjin Kim: Samsung Cleanup for v3.13 - remove unnecessary config options and header inclusions - use CONFIG_ARCH_S3C64XX instead of PLAT_S3C64XX * tag 'samsung-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung: ARM: EXYNOS: remove CONFIG_MACH_EXYNOS[4, 5]_DT config options ARM: EXYNOS: remove unnecessary header inclusions from exynos4/5 dt machine file ARM: S3C64XX: Kill CONFIG_PLAT_S3C64XX ASoC: samsung: Use CONFIG_ARCH_S3C64XX to check for S3C64XX support s3c-camif: Use CONFIG_ARCH_S3C64XX to check for S3C64XX support gpio: samsung: Use CONFIG_ARCH_S3C64XX to check for S3C64XX support ARM: S3C64XX: Move if ARCH_S3C64XX statement into mach-s3c64xx Signed-off-by: Olof Johansson <olof@lixom.net>
| | * | ARM: EXYNOS: remove CONFIG_MACH_EXYNOS[4, 5]_DT config optionsBartlomiej Zolnierkiewicz2013-10-20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | EXYNOS is now Device Tree (DT) only platform so it makes no sense to have config options responsible for enabling platform specific DT support. Moreover the kernel image won't even link if neither CONFIG_MACH_EXYNOS4_DT nor CONFIG_MACH_EXYNOS5_DT config option is enabled (linker fails with "no machine record defined" error). Remove CONFIG_MACH_EXYNOS[4,5]_DT config options and just use the standard CONFIG_ARCH_EXYNOS[4,5] ones instead. Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| | * | ARM: EXYNOS: remove unnecessary header inclusions from exynos4/5 dt machine fileJingoo Han2013-10-07
| | |/ | | | | | | | | | | | | | | | | | | | | | mach-exynos{4,5}-dt.c include several header files that are not really used. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
| * / ARM: exynos: remove custom .init_time hookSebastian Hesselbarth2013-09-29
| |/ | | | | | | | | | | | | | | | | With arch/arm calling of_clk_init(NULL) from time_init(), we can now remove custom .init_time hooks. While at it, also remove some now redundant includes. Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Reviewed-by: Tomasz Figa <t.figa@samsung.com>