[mirror_ubuntu-bionic-kernel.git] / drivers / clocksource / Kconfig

menu "Clock Source drivers"
	depends on !ARCH_USES_GETTIMEOFFSET

config CLKSRC_OF
	bool
	select CLKSRC_PROBE

config CLKSRC_ACPI
	bool
	select CLKSRC_PROBE

config CLKSRC_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 CLKSRC_OF

config ROCKCHIP_TIMER
	bool "Rockchip timer driver" if COMPILE_TEST
	depends on ARM || ARM64
	select CLKSRC_OF
	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 CLKSRC_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 CLKSRC_OF
	select CLKSRC_MMIO
	help
	  Enables the support for the Orion timer driver

config SUN4I_TIMER
	bool "Sun4i timer driver" if COMPILE_TEST
	depends on GENERIC_CLOCKEVENTS
	depends on HAS_IOMEM
	select CLKSRC_MMIO
	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 CLKSRC_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 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 CLKSRC_OF
	help
	  Support for the LPC32XX clocksource.

config CLKSRC_PISTACHIO
	bool "Clocksource for Pistachio SoC" if COMPILE_TEST
	depends on HAS_IOMEM
	select CLKSRC_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 CLKSRC_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 CLKSRC_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 CLKSRC_OF

config ARM_ARCH_TIMER
	bool
	select CLKSRC_OF if OF
	select CLKSRC_ACPI if ACPI

config ARM_ARCH_TIMER_EVTSTREAM
	bool "Support for ARM architected timer event stream generation"
	default y if ARM_ARCH_TIMER
	depends on ARM_ARCH_TIMER
	help
	  This option enables support 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 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_GLOBAL_TIMER
	bool
	select CLKSRC_OF if OF
	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 CLKSRC_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 CLKSRC_OF if OF
	select CLKSRC_MMIO
	help
	  This options enables support for the ARMv7M system timer unit

config ATMEL_PIT
	select CLKSRC_OF if OF
	def_bool SOC_AT91SAM9 || SOC_SAMA5

config ATMEL_ST
	bool
	select CLKSRC_OF
	select MFD_SYSCON

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
	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 CLKSRC_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 CLKSRC_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 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
	depends on GENERIC_CLOCKEVENTS
	depends on HAS_IOMEM
	default SYS_SUPPORTS_SH_MTU2
	help
	  This enables build of a clockevent driver for the Multi-Function
	  Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas.
	  This hardware comes with 16 bit-timer registers.

config SH_TIMER_TMU
	bool "Renesas TMU timer driver" if COMPILE_TEST
	depends on GENERIC_CLOCKEVENTS
	depends on HAS_IOMEM
	default SYS_SUPPORTS_SH_TMU
	help
	  This enables build of a clocksource and clockevent driver for
	  the 32-bit Timer Unit (TMU) hardware available on a wide range
	  SoCs from Renesas.

config EM_TIMER_STI
	bool "Renesas STI timer driver" if COMPILE_TEST
	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
	default SYS_SUPPORTS_EM_STI
	help
	  This enables build of a clocksource and clockevent driver for
	  the 48-bit System Timer (STI) hardware available on a SoCs
	  such as EMEV2 from former NEC Electronics.

config CLKSRC_QCOM
	bool "Qualcomm MSM timer" if COMPILE_TEST
	depends on ARM
	select CLKSRC_OF
	help
	  This enables the clocksource and the per CPU clockevent driver for the
	  Qualcomm SoCs.

config CLKSRC_VERSATILE
	bool "ARM Versatile (Express) reference platforms clock source"
	depends on PLAT_VERSATILE && GENERIC_SCHED_CLOCK && !ARCH_USES_GETTIMEOFFSET
	select CLKSRC_OF
	default y if MFD_VEXPRESS_SYSREG
	help
	  This option enables clock source based on free running
	  counter available in the "System Registers" block of
	  ARM Versatile, RealView and Versatile Express reference
	  platforms.

config CLKSRC_MIPS_GIC
	bool
	depends on MIPS_GIC
	select CLKSRC_OF

config CLKSRC_TANGO_XTAL
	bool "Clocksource for Tango SoC" if COMPILE_TEST
	depends on ARM
	select CLKSRC_OF
	select CLKSRC_MMIO
	help
	  This enables the clocksource for Tango SoC

config CLKSRC_PXA
	bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST
	depends on GENERIC_CLOCKEVENTS
	depends on HAS_IOMEM
	select CLKSRC_MMIO
	help
	  This enables OST0 support available on PXA and SA-11x0
	  platforms.

config H8300_TMR8
        bool "Clockevent timer for the H8300 platform" if COMPILE_TEST
        depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
	help
	  This enables the 8 bits timer for the H8300 platform.

config H8300_TMR16
        bool "Clockevent timer for the H83069 platform" if COMPILE_TEST
        depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
	help
	  This enables the 16 bits timer for the H8300 platform with the
	  H83069 cpu.

config H8300_TPU
        bool "Clocksource for the H8300 platform" if COMPILE_TEST
        depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
	help
	  This enables the clocksource for the H8300 platform with the
	  H8S2678 cpu.

config CLKSRC_IMX_GPT
	bool "Clocksource using i.MX GPT" if COMPILE_TEST
	depends on ARM && CLKDEV_LOOKUP
	select CLKSRC_MMIO

config CLKSRC_ST_LPC
	bool "Low power clocksource found in the LPC" if COMPILE_TEST
	select CLKSRC_OF if OF
	depends on HAS_IOMEM
	select CLKSRC_MMIO
	help
	  Enable this option to use the Low Power controller timer
	  as clocksource.

endmenu
Commit	Line	Data
58394271	1	menu "Clock Source drivers"
3da6d49e	2	depends on !ARCH_USES_GETTIMEOFFSET
58394271	3
ae278a93 SW	4	config CLKSRC_OF
ae278a93 SW	5	bool
aad83b15 MZ	6	select CLKSRC_PROBE
	7
	8	config CLKSRC_ACPI
	9	bool
	10	select CLKSRC_PROBE
	11
	12	config CLKSRC_PROBE
	13	bool
ae278a93	14
89c0b8e2 RK	15	config CLKSRC_I8253
89c0b8e2 RK	16	bool
442c8176	17
e6220bdc TG	18	config CLKEVT_I8253
	19	bool
	20
15f304b6 RB	21	config I8253_LOCK
	22	bool
	23
	24	config CLKBLD_I8253
e6220bdc	25	def_bool y if CLKSRC_I8253 \|\| CLKEVT_I8253 \|\| I8253_LOCK
15f304b6	26
442c8176 RK	27	config CLKSRC_MMIO
442c8176 RK	28	bool
06c3df49	29
2ea879a7 DL	30	config BCM2835_TIMER
	31	bool "BCM2835 timer driver" if COMPILE_TEST
	32	depends on GENERIC_CLOCKEVENTS
	33	select CLKSRC_MMIO
	34	help
	35	Enables the support for the BCM2835 timer driver.
	36
1cad71e3 DL	37	config BCM_KONA_TIMER
	38	bool "BCM mobile timer driver" if COMPILE_TEST
	39	depends on GENERIC_CLOCKEVENTS
	40	select CLKSRC_MMIO
	41	help
	42	Enables the support for the BCM Kona mobile timer driver.
	43
9b8bb773	44	config DIGICOLOR_TIMER
e6c1db13	45	bool "Digicolor timer driver" if COMPILE_TEST
0901f184	46	depends on GENERIC_CLOCKEVENTS
2be6d9bf	47	select CLKSRC_MMIO
d7023e62	48	depends on HAS_IOMEM
e6c1db13 DL	49	help
e6c1db13 DL	50	Enables the support for the digicolor timer driver.
9b8bb773	51
06c3df49	52	config DW_APB_TIMER
5b097f6b	53	bool "DW APB timer driver" if COMPILE_TEST
0901f184	54	depends on GENERIC_CLOCKEVENTS
5b097f6b DL	55	help
5b097f6b DL	56	Enables the support for the dw_apb timer.
489bccea	57
cfda5901 DN	58	config DW_APB_TIMER_OF
cfda5901 DN	59	bool
1b4eca0f	60	select DW_APB_TIMER
10021488	61	select CLKSRC_OF
cfda5901	62
468b8c4c	63	config ROCKCHIP_TIMER
40ada2aa DL	64	bool "Rockchip timer driver" if COMPILE_TEST
40ada2aa DL	65	depends on ARM \|\| ARM64
468b8c4c	66	select CLKSRC_OF
40ada2aa DL	67	help
40ada2aa DL	68	Enables the support for the rockchip timer driver.
468b8c4c	69
6fe9cbd1	70	config ARMADA_370_XP_TIMER
9519e80c DL	71	bool "Armada 370 and XP timer driver" if COMPILE_TEST
9519e80c DL	72	depends on ARM
7b0dd72a	73	select CLKSRC_OF
2be6d9bf	74	select CLKSRC_MMIO
9519e80c DL	75	help
9519e80c DL	76	Enables the support for the Armada 370 and XP timer driver.
6fe9cbd1	77
e4a6b378	78	config MESON6_TIMER
0b7a7bb7	79	bool "Meson6 timer driver" if COMPILE_TEST
0901f184	80	depends on GENERIC_CLOCKEVENTS
7b6b0a45	81	select CLKSRC_MMIO
0b7a7bb7 DL	82	help
0b7a7bb7 DL	83	Enables the support for the Meson6 timer driver.
e4a6b378	84
0c1dcfd5	85	config ORION_TIMER
c9165549 DL	86	bool "Orion timer driver" if COMPILE_TEST
c9165549 DL	87	depends on ARM
0c1dcfd5 SH	88	select CLKSRC_OF
0c1dcfd5 SH	89	select CLKSRC_MMIO
c9165549 DL	90	help
c9165549 DL	91	Enables the support for the Orion timer driver
0c1dcfd5	92
119fd635	93	config SUN4I_TIMER
b4fcd48b	94	bool "Sun4i timer driver" if COMPILE_TEST
0901f184	95	depends on GENERIC_CLOCKEVENTS
d7023e62	96	depends on HAS_IOMEM
71c568c0	97	select CLKSRC_MMIO
b4fcd48b DL	98	help
b4fcd48b DL	99	Enables support for the Sun4i timer.
b2ac5d75	100
67905540	101	config SUN5I_HSTIMER
f0c5afb7	102	bool "Sun5i timer driver" if COMPILE_TEST
67905540	103	select CLKSRC_MMIO
f0c5afb7 DL	104	depends on COMMON_CLK
	105	help
	106	Enables support the Sun5i timer.
67905540	107
910978e7	108	config TEGRA_TIMER
adce4bc8	109	bool "Tegra timer driver" if COMPILE_TEST
2be6d9bf	110	select CLKSRC_MMIO
adce4bc8 DL	111	depends on ARM
	112	help
	113	Enables support for the Tegra driver.
910978e7	114
ff7ec345	115	config VT8500_TIMER
b4bdf7ef	116	bool "VT8500 timer driver" if COMPILE_TEST
0901f184	117	depends on GENERIC_CLOCKEVENTS
d7023e62	118	depends on HAS_IOMEM
b4bdf7ef DL	119	help
b4bdf7ef DL	120	Enables support for the VT8500 driver.
ff7ec345	121
4f0f234f	122	config CADENCE_TTC_TIMER
57f49318 DL	123	bool "Cadence TTC timer driver" if COMPILE_TEST
	124	depends on COMMON_CLK
	125	help
	126	Enables support for the cadence ttc driver.
4f0f234f	127
a8b1b9fc	128	config ASM9260_TIMER
b9755841	129	bool "ASM9260 timer driver" if COMPILE_TEST
0901f184	130	depends on GENERIC_CLOCKEVENTS
a8b1b9fc DL	131	select CLKSRC_MMIO
a8b1b9fc DL	132	select CLKSRC_OF
b9755841 DL	133	help
b9755841 DL	134	Enables support for the ASM9260 timer.
a8b1b9fc	135
694e33a7	136	config CLKSRC_NOMADIK_MTU
70329653 DL	137	bool "Nomakdik clocksource driver" if COMPILE_TEST
70329653 DL	138	depends on ARM
694e33a7 LW	139	select CLKSRC_MMIO
	140	help
	141	Support for Multi Timer Unit. MTU provides access
	142	to multiple interrupt generating programmable
	143	32-bit free running decrementing counters.
	144
	145	config CLKSRC_NOMADIK_MTU_SCHED_CLOCK
	146	bool
	147	depends on CLKSRC_NOMADIK_MTU
	148	help
	149	Use the Multi Timer Unit as the sched_clock.
	150
489bccea	151	config CLKSRC_DBX500_PRCMU
1becd6ed	152	bool "Clocksource PRCMU Timer" if COMPILE_TEST
0901f184	153	depends on GENERIC_CLOCKEVENTS
d7023e62	154	depends on HAS_IOMEM
489bccea MW	155	help
	156	Use the always on PRCMU Timer as clocksource
	157
ecf0efdc DL	158	config CLPS711X_TIMER
	159	bool "Cirrus logic timer driver" if COMPILE_TEST
	160	depends on GENERIC_CLOCKEVENTS
	161	select CLKSRC_MMIO
	162	help
	163	Enables support for the Cirrus Logic PS711 timer.
	164
489bccea MW	165	config CLKSRC_DBX500_PRCMU_SCHED_CLOCK
489bccea MW	166	bool "Clocksource PRCMU Timer sched_clock"
694e33a7	167	depends on (CLKSRC_DBX500_PRCMU && !CLKSRC_NOMADIK_MTU_SCHED_CLOCK)
489bccea MW	168	default y
	169	help
	170	Use the always on PRCMU Timer as sched_clock
985c0679	171
9c9b7818 UKK	172	config CLKSRC_EFM32
	173	bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32
	174	depends on OF && ARM && (ARCH_EFM32 \|\| COMPILE_TEST)
09ca2757	175	select CLKSRC_MMIO
9c9b7818 UKK	176	default ARCH_EFM32
	177	help
	178	Support to use the timers of EFM32 SoCs as clock source and clock
	179	event device.
	180
050dd322	181	config CLKSRC_LPC32XX
ddcf48c7	182	bool "Clocksource for LPC32XX" if COMPILE_TEST
863ee050	183	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
1b18fd20	184	depends on ARM
050dd322 JE	185	select CLKSRC_MMIO
050dd322 JE	186	select CLKSRC_OF
ddcf48c7 DL	187	help
ddcf48c7 DL	188	Support for the LPC32XX clocksource.
050dd322	189
84583983	190	config CLKSRC_PISTACHIO
dfdb1652	191	bool "Clocksource for Pistachio SoC" if COMPILE_TEST
863ee050	192	depends on HAS_IOMEM
84583983	193	select CLKSRC_OF
dfdb1652 DL	194	help
dfdb1652 DL	195	Enables the clocksource for the Pistachio SoC.
84583983	196
fe851f56 FB	197	config CLKSRC_TI_32K
fe851f56 FB	198	bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST
dfedaf10	199	depends on GENERIC_SCHED_CLOCK
fe851f56 FB	200	select CLKSRC_OF if OF
	201	help
	202	This option enables support for Texas Instruments 32.768 Hz clocksource
	203	available on many OMAP-like platforms.
	204
a5322457 NC	205	config CLKSRC_NPS
	206	bool "NPS400 clocksource driver" if COMPILE_TEST
	207	depends on !PHYS_ADDR_T_64BIT
	208	select CLKSRC_MMIO
	209	select CLKSRC_OF if OF
	210	help
	211	NPS400 clocksource support.
	212	Got 64 bit counter with update rate up to 1000MHz.
	213	This counter is accessed via couple of 32 bit memory mapped registers.
	214
e37e4593	215	config CLKSRC_STM32
1cb6c215 PG	216	bool "Clocksource for STM32 SoCs" if !ARCH_STM32
1cb6c215 PG	217	depends on OF && ARM && (ARCH_STM32 \|\| COMPILE_TEST)
e37e4593 MC	218	select CLKSRC_MMIO
e37e4593 MC	219
0302637f VM	220	config CLKSRC_MPS2
	221	bool "Clocksource for MPS2 SoCs" if COMPILE_TEST
	222	depends on GENERIC_SCHED_CLOCK
	223	select CLKSRC_MMIO
	224	select CLKSRC_OF
	225
8a4da6e3 MR	226	config ARM_ARCH_TIMER
8a4da6e3 MR	227	bool
0583fe47	228	select CLKSRC_OF if OF
ae281cbd	229	select CLKSRC_ACPI if ACPI
a2c5d4ed	230
037f6377 WD	231	config ARM_ARCH_TIMER_EVTSTREAM
	232	bool "Support for ARM architected timer event stream generation"
	233	default y if ARM_ARCH_TIMER
77f7ce9a	234	depends on ARM_ARCH_TIMER
037f6377 WD	235	help
	236	This option enables support for event stream generation based on
	237	the ARM architected timer. It is used for waking up CPUs executing
	238	the wfe instruction at a frequency represented as a power-of-2
	239	divisor of the clock rate.
	240	The main use of the event stream is wfe-based timeouts of userspace
	241	locking implementations. It might also be useful for imposing timeout
	242	on wfe to safeguard against any programming errors in case an expected
	243	event is not generated.
	244	This must be disabled for hardware validation purposes to detect any
	245	hardware anomalies of missing events.
	246
c1b40e44 SM	247	config ARM_GLOBAL_TIMER
	248	bool
	249	select CLKSRC_OF if OF
	250	help
	251	This options enables support for the ARM global timer unit
	252
0b7402dc SH	253	config ARM_TIMER_SP804
0b7402dc SH	254	bool "Support for Dual Timer SP804 module"
002af195	255	depends on GENERIC_SCHED_CLOCK && CLKDEV_LOOKUP
0b7402dc SH	256	select CLKSRC_MMIO
	257	select CLKSRC_OF if OF
	258
c1b40e44 SM	259	config CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK
	260	bool
	261	depends on ARM_GLOBAL_TIMER
	262	default y
	263	help
	264	Use ARM global timer clock source as sched_clock
	265
4958ebb3	266	config ARMV7M_SYSTICK
e2146d86	267	bool "Support for the ARMv7M system time" if COMPILE_TEST
4958ebb3 MC	268	select CLKSRC_OF if OF
	269	select CLKSRC_MMIO
	270	help
	271	This options enables support for the ARMv7M system timer unit
	272
b052ff30 MR	273	config ATMEL_PIT
	274	select CLKSRC_OF if OF
	275	def_bool SOC_AT91SAM9 \|\| SOC_SAMA5
	276
b53cdd03 AB	277	config ATMEL_ST
	278	bool
	279	select CLKSRC_OF
7ab7ef74	280	select MFD_SYSCON
b53cdd03	281
a2c5d4ed JH	282	config CLKSRC_METAG_GENERIC
	283	def_bool y if METAG
	284	help
	285	This option enables support for the Meta per-thread timers.
6938d75a TA	286
6938d75a TA	287	config CLKSRC_EXYNOS_MCT
39366ef4 DL	288	bool "Exynos multi core timer driver" if COMPILE_TEST
39366ef4 DL	289	depends on ARM
6938d75a TA	290	help
6938d75a TA	291	Support for Multi Core Timer controller on Exynos SoCs.
241a9871	292
f1189989	293	config CLKSRC_SAMSUNG_PWM
de37b0b5	294	bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST
0901f184	295	depends on GENERIC_CLOCKEVENTS
d7023e62	296	depends on HAS_IOMEM
f1189989 TF	297	help
	298	This is a new clocksource driver for the PWM timer found in
	299	Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver
	300	for all devicetree enabled platforms. This driver will be
	301	needed only on systems that do not have the Exynos MCT available.
c1967249	302
2529c3a3	303	config FSL_FTM_TIMER
ef49336b	304	bool "Freescale FlexTimer Module driver" if COMPILE_TEST
0901f184	305	depends on GENERIC_CLOCKEVENTS
d7023e62	306	depends on HAS_IOMEM
03724ac3	307	select CLKSRC_MMIO
2529c3a3 XL	308	help
	309	Support for Freescale FlexTimer Module (FTM) timer.
	310
c1967249 JL	311	config VF_PIT_TIMER
c1967249 JL	312	bool
2be6d9bf	313	select CLKSRC_MMIO
c1967249 JL	314	help
c1967249 JL	315	Support for Period Interrupt Timer on Freescale Vybrid Family SoCs.
fd3f1270	316
89355274 NA	317	config OXNAS_RPS_TIMER
	318	bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST
	319	depends on GENERIC_CLOCKEVENTS
	320	select CLKSRC_OF
	321	select CLKSRC_MMIO
	322	help
	323	This enables support for the Oxford Semiconductor OXNAS RPS timers.
	324
fd3f1270 MD	325	config SYS_SUPPORTS_SH_CMT
	326	bool
	327
ecb3530d	328	config MTK_TIMER
fbca9eab	329	bool "Mediatek timer driver" if COMPILE_TEST
863ee050	330	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
ecb3530d MB	331	select CLKSRC_OF
ecb3530d MB	332	select CLKSRC_MMIO
fbca9eab DL	333	help
fbca9eab DL	334	Support for Mediatek timer driver.
ecb3530d	335
fd3f1270 MD	336	config SYS_SUPPORTS_SH_MTU2
	337	bool
	338
	339	config SYS_SUPPORTS_SH_TMU
	340	bool
	341
	342	config SYS_SUPPORTS_EM_STI
	343	bool
	344
	345	config SH_TIMER_CMT
	346	bool "Renesas CMT timer driver" if COMPILE_TEST
87291a92	347	depends on GENERIC_CLOCKEVENTS
11bc26fe	348	depends on HAS_IOMEM
fd3f1270 MD	349	default SYS_SUPPORTS_SH_CMT
	350	help
	351	This enables build of a clocksource and clockevent driver for
	352	the Compare Match Timer (CMT) hardware available in 16/32/48-bit
	353	variants on a wide range of Mobile and Automotive SoCs from Renesas.
	354
	355	config SH_TIMER_MTU2
	356	bool "Renesas MTU2 timer driver" if COMPILE_TEST
87291a92	357	depends on GENERIC_CLOCKEVENTS
11bc26fe	358	depends on HAS_IOMEM
fd3f1270 MD	359	default SYS_SUPPORTS_SH_MTU2
	360	help
	361	This enables build of a clockevent driver for the Multi-Function
7e139187	362	Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas.
fd3f1270 MD	363	This hardware comes with 16 bit-timer registers.
	364
	365	config SH_TIMER_TMU
	366	bool "Renesas TMU timer driver" if COMPILE_TEST
87291a92	367	depends on GENERIC_CLOCKEVENTS
11bc26fe	368	depends on HAS_IOMEM
fd3f1270 MD	369	default SYS_SUPPORTS_SH_TMU
	370	help
	371	This enables build of a clocksource and clockevent driver for
	372	the 32-bit Timer Unit (TMU) hardware available on a wide range
	373	SoCs from Renesas.
	374
	375	config EM_TIMER_STI
	376	bool "Renesas STI timer driver" if COMPILE_TEST
40c96312	377	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
fd3f1270 MD	378	default SYS_SUPPORTS_EM_STI
	379	help
	380	This enables build of a clocksource and clockevent driver for
	381	the 48-bit System Timer (STI) hardware available on a SoCs
	382	such as EMEV2 from former NEC Electronics.
dfc25e45	383
3f8e8cee	384	config CLKSRC_QCOM
3dc0e9f6 DL	385	bool "Qualcomm MSM timer" if COMPILE_TEST
	386	depends on ARM
	387	select CLKSRC_OF
	388	help
	389	This enables the clocksource and the per CPU clockevent driver for the
	390	Qualcomm SoCs.
220e2a8d PM	391
	392	config CLKSRC_VERSATILE
	393	bool "ARM Versatile (Express) reference platforms clock source"
ff37015b	394	depends on PLAT_VERSATILE && GENERIC_SCHED_CLOCK && !ARCH_USES_GETTIMEOFFSET
220e2a8d PM	395	select CLKSRC_OF
	396	default y if MFD_VEXPRESS_SYSREG
	397	help
	398	This option enables clock source based on free running
	399	counter available in the "System Registers" block of
	400	ARM Versatile, RealView and Versatile Express reference
	401	platforms.
58394271	402
fa5635a2 AB	403	config CLKSRC_MIPS_GIC
	404	bool
	405	depends on MIPS_GIC
e12aa828	406	select CLKSRC_OF
fa5635a2	407
ccd63ce4	408	config CLKSRC_TANGO_XTAL
5a7351f0 DL	409	bool "Clocksource for Tango SoC" if COMPILE_TEST
5a7351f0 DL	410	depends on ARM
ccd63ce4	411	select CLKSRC_OF
0881841f	412	select CLKSRC_MMIO
5a7351f0 DL	413	help
5a7351f0 DL	414	This enables the clocksource for Tango SoC
ccd63ce4	415
e074ff86	416	config CLKSRC_PXA
5ae996cb DL	417	bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST
5ae996cb DL	418	depends on GENERIC_CLOCKEVENTS
d7023e62	419	depends on HAS_IOMEM
5ae996cb	420	select CLKSRC_MMIO
e074ff86 DES	421	help
	422	This enables OST0 support available on PXA and SA-11x0
	423	platforms.
618b902d	424
97a23beb	425	config H8300_TMR8
46e7c3c6	426	bool "Clockevent timer for the H8300 platform" if COMPILE_TEST
863ee050	427	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
46e7c3c6 DL	428	help
46e7c3c6 DL	429	This enables the 8 bits timer for the H8300 platform.
97a23beb	430
618b902d	431	config H8300_TMR16
46e7c3c6	432	bool "Clockevent timer for the H83069 platform" if COMPILE_TEST
863ee050	433	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
46e7c3c6 DL	434	help
	435	This enables the 16 bits timer for the H8300 platform with the
	436	H83069 cpu.
618b902d YS	437
618b902d YS	438	config H8300_TPU
46e7c3c6	439	bool "Clocksource for the H8300 platform" if COMPILE_TEST
863ee050	440	depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
46e7c3c6 DL	441	help
	442	This enables the clocksource for the H8300 platform with the
	443	H8S2678 cpu.
618b902d	444
bea5af41 SG	445	config CLKSRC_IMX_GPT
	446	bool "Clocksource using i.MX GPT" if COMPILE_TEST
	447	depends on ARM && CLKDEV_LOOKUP
	448	select CLKSRC_MMIO
	449
70bef01c	450	config CLKSRC_ST_LPC
baacaf83	451	bool "Low power clocksource found in the LPC" if COMPILE_TEST
70bef01c	452	select CLKSRC_OF if OF
863ee050	453	depends on HAS_IOMEM
2be6d9bf	454	select CLKSRC_MMIO
70bef01c LJ	455	help
	456	Enable this option to use the Low Power controller timer
	457	as clocksource.
	458
58394271	459	endmenu