menu "Clock Source drivers"	depends on !ARCH_USES_GETTIMEOFFSET config TIMER_OF	bool	depends on GENERIC_CLOCKEVENTS	select TIMER_PROBE config TIMER_ACPI	bool	select TIMER_PROBE config TIMER_PROBE	bool config CLKSRC_I8253	bool config CLKEVT_I8253	bool config I8253_LOCK	bool config CLKBLD_I8253	def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK config CLKSRC_MMIO	bool config BCM2835_TIMER	bool "BCM2835 timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables the support for the BCM2835 timer driver. config BCM_KONA_TIMER	bool "BCM mobile timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables the support for the BCM Kona mobile timer driver. config DIGICOLOR_TIMER	bool "Digicolor timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	depends on HAS_IOMEM	help	  Enables the support for the digicolor timer driver. config DW_APB_TIMER	bool "DW APB timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	help	  Enables the support for the dw_apb timer. config DW_APB_TIMER_OF	bool	select DW_APB_TIMER	select TIMER_OF config FTTMR010_TIMER	bool "Faraday Technology timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	select CLKSRC_MMIO	select TIMER_OF	select MFD_SYSCON	help	  Enables support for the Faraday Technology timer block	  FTTMR010. config ROCKCHIP_TIMER	bool "Rockchip timer driver" if COMPILE_TEST	depends on ARM || ARM64	select TIMER_OF	select CLKSRC_MMIO	help	  Enables the support for the rockchip timer driver. config ARMADA_370_XP_TIMER	bool "Armada 370 and XP timer driver" if COMPILE_TEST	depends on ARM	select TIMER_OF	select CLKSRC_MMIO	help	  Enables the support for the Armada 370 and XP timer driver. config MESON6_TIMER	bool "Meson6 timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables the support for the Meson6 timer driver. config ORION_TIMER	bool "Orion timer driver" if COMPILE_TEST	depends on ARM	select TIMER_OF	select CLKSRC_MMIO	help	  Enables the support for the Orion timer driver config OWL_TIMER	bool "Owl timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables the support for the Actions Semi Owl timer driver. config SUN4I_TIMER	bool "Sun4i timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	select CLKSRC_MMIO	select TIMER_OF	help	  Enables support for the Sun4i timer. config SUN5I_HSTIMER	bool "Sun5i timer driver" if COMPILE_TEST	select CLKSRC_MMIO	depends on COMMON_CLK	help	  Enables support the Sun5i timer. config TEGRA_TIMER	bool "Tegra timer driver" if COMPILE_TEST	select CLKSRC_MMIO	depends on ARM	help	  Enables support for the Tegra driver. config VT8500_TIMER	bool "VT8500 timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	help	  Enables support for the VT8500 driver. config CADENCE_TTC_TIMER	bool "Cadence TTC timer driver" if COMPILE_TEST	depends on COMMON_CLK	help	  Enables support for the cadence ttc driver. config ASM9260_TIMER	bool "ASM9260 timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	select TIMER_OF	help	  Enables support for the ASM9260 timer. config CLKSRC_NOMADIK_MTU	bool "Nomakdik clocksource driver" if COMPILE_TEST	depends on ARM	select CLKSRC_MMIO	help	  Support for Multi Timer Unit. MTU provides access	  to multiple interrupt generating programmable	  32-bit free running decrementing counters. config CLKSRC_NOMADIK_MTU_SCHED_CLOCK	bool	depends on CLKSRC_NOMADIK_MTU	help	  Use the Multi Timer Unit as the sched_clock. config CLKSRC_DBX500_PRCMU	bool "Clocksource PRCMU Timer" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	help	  Use the always on PRCMU Timer as clocksource config CLPS711X_TIMER	bool "Cirrus logic timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables support for the Cirrus Logic PS711 timer. config ATLAS7_TIMER	bool "Atlas7 timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables support for the Atlas7 timer. config MXS_TIMER	bool "Mxs timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	select STMP_DEVICE	help	  Enables support for the Mxs timer. config PRIMA2_TIMER	bool "Prima2 timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables support for the Prima2 timer. config U300_TIMER	bool "U300 timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on ARM	select CLKSRC_MMIO	help	  Enables support for the U300 timer. config NSPIRE_TIMER	bool "NSpire timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables support for the Nspire timer. config KEYSTONE_TIMER	bool "Keystone timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on ARM || ARM64	select CLKSRC_MMIO	help	  Enables support for the Keystone timer. config INTEGRATOR_AP_TIMER	bool "Integrator-ap timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select CLKSRC_MMIO	help	  Enables support for the Integrator-ap timer. config CLKSRC_DBX500_PRCMU_SCHED_CLOCK	bool "Clocksource PRCMU Timer sched_clock"	depends on (CLKSRC_DBX500_PRCMU && !CLKSRC_NOMADIK_MTU_SCHED_CLOCK)	default y	help	  Use the always on PRCMU Timer as sched_clock config CLKSRC_EFM32	bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32	depends on OF && ARM && (ARCH_EFM32 || COMPILE_TEST)	select CLKSRC_MMIO	default ARCH_EFM32	help	  Support to use the timers of EFM32 SoCs as clock source and clock	  event device. config CLKSRC_LPC32XX	bool "Clocksource for LPC32XX" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM	depends on ARM	select CLKSRC_MMIO	select TIMER_OF	help	  Support for the LPC32XX clocksource. config CLKSRC_PISTACHIO	bool "Clocksource for Pistachio SoC" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM	select TIMER_OF	help	  Enables the clocksource for the Pistachio SoC. config CLKSRC_TI_32K	bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST	depends on GENERIC_SCHED_CLOCK	select TIMER_OF if OF	help	  This option enables support for Texas Instruments 32.768 Hz clocksource	  available on many OMAP-like platforms. config CLKSRC_NPS	bool "NPS400 clocksource driver" if COMPILE_TEST	depends on !PHYS_ADDR_T_64BIT	select CLKSRC_MMIO	select TIMER_OF if OF	help	  NPS400 clocksource support.	  Got 64 bit counter with update rate up to 1000MHz.	  This counter is accessed via couple of 32 bit memory mapped registers. config CLKSRC_STM32	bool "Clocksource for STM32 SoCs" if !ARCH_STM32	depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST)	select CLKSRC_MMIO config CLKSRC_MPS2	bool "Clocksource for MPS2 SoCs" if COMPILE_TEST	depends on GENERIC_SCHED_CLOCK	select CLKSRC_MMIO	select TIMER_OF config ARC_TIMERS	bool "Support for 32-bit TIMERn counters in ARC Cores" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select TIMER_OF	help	  These are legacy 32-bit TIMER0 and TIMER1 counters found on all ARC cores	  (ARC700 as well as ARC HS38).	  TIMER0 serves as clockevent while TIMER1 provides clocksource config ARC_TIMERS_64BIT	bool "Support for 64-bit counters in ARC HS38 cores" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on ARC_TIMERS	select TIMER_OF	help	  This enables 2 different 64-bit timers: RTC (for UP) and GFRC (for SMP)	  RTC is implemented inside the core, while GFRC sits outside the core in	  ARConnect IP block. Driver automatically picks one of them for clocksource	  as appropriate. config ARM_ARCH_TIMER	bool	select TIMER_OF if OF	select TIMER_ACPI if ACPI config ARM_ARCH_TIMER_EVTSTREAM	bool "Enable ARM architected timer event stream generation by default"	default y if ARM_ARCH_TIMER	depends on ARM_ARCH_TIMER	help	  This option enables support by default for event stream generation	  based on the ARM architected timer. It is used for waking up CPUs	  executing the wfe instruction at a frequency represented as a	  power-of-2 divisor of the clock rate. The behaviour can also be	  overridden on the command line using the	  clocksource.arm_arch_timer.evtstream parameter.	  The main use of the event stream is wfe-based timeouts of userspace	  locking implementations. It might also be useful for imposing timeout	  on wfe to safeguard against any programming errors in case an expected	  event is not generated.	  This must be disabled for hardware validation purposes to detect any	  hardware anomalies of missing events. config ARM_ARCH_TIMER_OOL_WORKAROUND	bool config FSL_ERRATUM_A008585	bool "Workaround for Freescale/NXP Erratum A-008585"	default y	depends on ARM_ARCH_TIMER && ARM64	select ARM_ARCH_TIMER_OOL_WORKAROUND	help	  This option enables a workaround for Freescale/NXP Erratum	  A-008585 ("ARM generic timer may contain an erroneous	  value").  The workaround will only be active if the	  fsl,erratum-a008585 property is found in the timer node. config HISILICON_ERRATUM_161010101	bool "Workaround for Hisilicon Erratum 161010101"	default y	select ARM_ARCH_TIMER_OOL_WORKAROUND	depends on ARM_ARCH_TIMER && ARM64	help	  This option enables a workaround for Hisilicon Erratum	  161010101. The workaround will be active if the hisilicon,erratum-161010101	  property is found in the timer node. config ARM64_ERRATUM_858921	bool "Workaround for Cortex-A73 erratum 858921"	default y	select ARM_ARCH_TIMER_OOL_WORKAROUND	depends on ARM_ARCH_TIMER && ARM64	help	  This option enables a workaround applicable to Cortex-A73	  (all versions), whose counter may return incorrect values.	  The workaround will be dynamically enabled when an affected	  core is detected. config ARM_GLOBAL_TIMER	bool "Support for the ARM global timer" if COMPILE_TEST	select TIMER_OF if OF	depends on ARM	help	  This options enables support for the ARM global timer unit config ARM_TIMER_SP804	bool "Support for Dual Timer SP804 module"	depends on GENERIC_SCHED_CLOCK && CLKDEV_LOOKUP	select CLKSRC_MMIO	select TIMER_OF if OF config CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK	bool	depends on ARM_GLOBAL_TIMER	default y	help	 Use ARM global timer clock source as sched_clock config ARMV7M_SYSTICK	bool "Support for the ARMv7M system time" if COMPILE_TEST	select TIMER_OF if OF	select CLKSRC_MMIO	help	  This options enables support for the ARMv7M system timer unit config ATMEL_PIT	select TIMER_OF if OF	def_bool SOC_AT91SAM9 || SOC_SAMA5 config ATMEL_ST	bool "Atmel ST timer support" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select TIMER_OF	select MFD_SYSCON	help	  Support for the Atmel ST timer. config CLKSRC_METAG_GENERIC	def_bool y if METAG	help	  This option enables support for the Meta per-thread timers. config CLKSRC_EXYNOS_MCT	bool "Exynos multi core timer driver" if COMPILE_TEST	depends on ARM || ARM64	help	  Support for Multi Core Timer controller on Exynos SoCs. config CLKSRC_SAMSUNG_PWM	bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	help	  This is a new clocksource driver for the PWM timer found in	  Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver	  for all devicetree enabled platforms. This driver will be	  needed only on systems that do not have the Exynos MCT available. config FSL_FTM_TIMER	bool "Freescale FlexTimer Module driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	select CLKSRC_MMIO	help	  Support for Freescale FlexTimer Module (FTM) timer. config VF_PIT_TIMER	bool	select CLKSRC_MMIO	help	  Support for Period Interrupt Timer on Freescale Vybrid Family SoCs. config OXNAS_RPS_TIMER	bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	select TIMER_OF	select CLKSRC_MMIO	help	  This enables support for the Oxford Semiconductor OXNAS RPS timers. config SYS_SUPPORTS_SH_CMT        bool config MTK_TIMER	bool "Mediatek timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM	select TIMER_OF	select CLKSRC_MMIO	help	  Support for Mediatek timer driver. config SYS_SUPPORTS_SH_MTU2        bool config SYS_SUPPORTS_SH_TMU        bool config SYS_SUPPORTS_EM_STI        bool config CLKSRC_JCORE_PIT	bool "J-Core PIT timer driver" if COMPILE_TEST	depends on OF	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	select CLKSRC_MMIO	help	  This enables build of clocksource and clockevent driver for	  the integrated PIT in the J-Core synthesizable, open source SoC. config SH_TIMER_CMT	bool "Renesas CMT timer driver" if COMPILE_TEST	depends on GENERIC_CLOCKEVENTS	depends on HAS_IOMEM	default SYS_SUPPORTS_SH_CMT	help	  This enables build of a clocksource and clockevent driver for	  the Compare Match Timer (CMT) hardware available in 16/32/48-bit	  variants on a wide range of Mobile and Automotive SoCs from Renesas. config SH_TIMER_MTU2	bool "Renesas MTU2 timer driver" if COMPILE_TEST

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