158394271SJean Delvaremenu "Clock Source drivers" 22f8a26c1SArnd Bergmann depends on GENERIC_CLOCKEVENTS 358394271SJean Delvare 4bb0eb050SDaniel Lezcanoconfig TIMER_OF 5ae278a93SStephen Warren bool 6bb0eb050SDaniel Lezcano select TIMER_PROBE 7aad83b15SMarc Zyngier 8fa1bffabSDaniel Lezcanoconfig TIMER_ACPI 9aad83b15SMarc Zyngier bool 10bb0eb050SDaniel Lezcano select TIMER_PROBE 11aad83b15SMarc Zyngier 12bb0eb050SDaniel Lezcanoconfig TIMER_PROBE 13aad83b15SMarc Zyngier bool 14ae278a93SStephen Warren 1589c0b8e2SRussell Kingconfig CLKSRC_I8253 1689c0b8e2SRussell King bool 17442c8176SRussell King 18e6220bdcSThomas Gleixnerconfig CLKEVT_I8253 19e6220bdcSThomas Gleixner bool 20e6220bdcSThomas Gleixner 2115f304b6SRalf Baechleconfig I8253_LOCK 2215f304b6SRalf Baechle bool 2315f304b6SRalf Baechle 2415f304b6SRalf Baechleconfig CLKBLD_I8253 25e6220bdcSThomas Gleixner def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK 2615f304b6SRalf Baechle 27442c8176SRussell Kingconfig CLKSRC_MMIO 28442c8176SRussell King bool 2906c3df49SJamie Iles 302ea879a7SDaniel Lezcanoconfig BCM2835_TIMER 312ea879a7SDaniel Lezcano bool "BCM2835 timer driver" if COMPILE_TEST 322ea879a7SDaniel Lezcano select CLKSRC_MMIO 332ea879a7SDaniel Lezcano help 342ea879a7SDaniel Lezcano Enables the support for the BCM2835 timer driver. 352ea879a7SDaniel Lezcano 361cad71e3SDaniel Lezcanoconfig BCM_KONA_TIMER 371cad71e3SDaniel Lezcano bool "BCM mobile timer driver" if COMPILE_TEST 381cad71e3SDaniel Lezcano select CLKSRC_MMIO 391cad71e3SDaniel Lezcano help 401cad71e3SDaniel Lezcano Enables the support for the BCM Kona mobile timer driver. 411cad71e3SDaniel Lezcano 429b8bb773SBaruch Siachconfig DIGICOLOR_TIMER 43e6c1db13SDaniel Lezcano bool "Digicolor timer driver" if COMPILE_TEST 442be6d9bfSArnd Bergmann select CLKSRC_MMIO 45d7023e62SRichard Weinberger depends on HAS_IOMEM 46e6c1db13SDaniel Lezcano help 47e6c1db13SDaniel Lezcano Enables the support for the digicolor timer driver. 489b8bb773SBaruch Siach 4906c3df49SJamie Ilesconfig DW_APB_TIMER 505b097f6bSDaniel Lezcano bool "DW APB timer driver" if COMPILE_TEST 515b097f6bSDaniel Lezcano help 525b097f6bSDaniel Lezcano Enables the support for the dw_apb timer. 53489bcceaSMattias Wallin 54cfda5901SDinh Nguyenconfig DW_APB_TIMER_OF 55cfda5901SDinh Nguyen bool 561b4eca0fSHeiko Stuebner select DW_APB_TIMER 57bb0eb050SDaniel Lezcano select TIMER_OF 58cfda5901SDinh Nguyen 59f5bf0ee4SLinus Walleijconfig FTTMR010_TIMER 60f5bf0ee4SLinus Walleij bool "Faraday Technology timer driver" if COMPILE_TEST 614750535bSLinus Walleij depends on HAS_IOMEM 624750535bSLinus Walleij select CLKSRC_MMIO 63bb0eb050SDaniel Lezcano select TIMER_OF 644750535bSLinus Walleij select MFD_SYSCON 654750535bSLinus Walleij help 66f5bf0ee4SLinus Walleij Enables support for the Faraday Technology timer block 67f5bf0ee4SLinus Walleij FTTMR010. 684750535bSLinus Walleij 69468b8c4cSDaniel Lezcanoconfig ROCKCHIP_TIMER 7040ada2aaSDaniel Lezcano bool "Rockchip timer driver" if COMPILE_TEST 7140ada2aaSDaniel Lezcano depends on ARM || ARM64 72bb0eb050SDaniel Lezcano select TIMER_OF 735e0a39d0SAlexander Kochetkov select CLKSRC_MMIO 7440ada2aaSDaniel Lezcano help 7540ada2aaSDaniel Lezcano Enables the support for the rockchip timer driver. 76468b8c4cSDaniel Lezcano 776fe9cbd1SGregory CLEMENTconfig ARMADA_370_XP_TIMER 789519e80cSDaniel Lezcano bool "Armada 370 and XP timer driver" if COMPILE_TEST 799519e80cSDaniel Lezcano depends on ARM 80bb0eb050SDaniel Lezcano select TIMER_OF 812be6d9bfSArnd Bergmann select CLKSRC_MMIO 829519e80cSDaniel Lezcano help 839519e80cSDaniel Lezcano Enables the support for the Armada 370 and XP timer driver. 846fe9cbd1SGregory CLEMENT 85e4a6b378SCarlo Caioneconfig MESON6_TIMER 860b7a7bb7SDaniel Lezcano bool "Meson6 timer driver" if COMPILE_TEST 877b6b0a45SBeniamino Galvani select CLKSRC_MMIO 880b7a7bb7SDaniel Lezcano help 890b7a7bb7SDaniel Lezcano Enables the support for the Meson6 timer driver. 90e4a6b378SCarlo Caione 910c1dcfd5SSebastian Hesselbarthconfig ORION_TIMER 92c9165549SDaniel Lezcano bool "Orion timer driver" if COMPILE_TEST 93c9165549SDaniel Lezcano depends on ARM 94bb0eb050SDaniel Lezcano select TIMER_OF 950c1dcfd5SSebastian Hesselbarth select CLKSRC_MMIO 96c9165549SDaniel Lezcano help 97c9165549SDaniel Lezcano Enables the support for the Orion timer driver 980c1dcfd5SSebastian Hesselbarth 994be78a86SAndreas Färberconfig OWL_TIMER 1004be78a86SAndreas Färber bool "Owl timer driver" if COMPILE_TEST 1014be78a86SAndreas Färber select CLKSRC_MMIO 1024be78a86SAndreas Färber help 1034be78a86SAndreas Färber Enables the support for the Actions Semi Owl timer driver. 1044be78a86SAndreas Färber 105119fd635SMaxime Ripardconfig SUN4I_TIMER 106b4fcd48bSDaniel Lezcano bool "Sun4i timer driver" if COMPILE_TEST 107d7023e62SRichard Weinberger depends on HAS_IOMEM 10871c568c0SMaxime Ripard select CLKSRC_MMIO 109239751edSDaniel Lezcano select TIMER_OF 110b4fcd48bSDaniel Lezcano help 111b4fcd48bSDaniel Lezcano Enables support for the Sun4i timer. 112b2ac5d75SMaxime Ripard 11367905540SMaxime Ripardconfig SUN5I_HSTIMER 114f0c5afb7SDaniel Lezcano bool "Sun5i timer driver" if COMPILE_TEST 11567905540SMaxime Ripard select CLKSRC_MMIO 116f0c5afb7SDaniel Lezcano depends on COMMON_CLK 117f0c5afb7SDaniel Lezcano help 118f0c5afb7SDaniel Lezcano Enables support the Sun5i timer. 11967905540SMaxime Ripard 120910978e7SThierry Redingconfig TEGRA_TIMER 121adce4bc8SDaniel Lezcano bool "Tegra timer driver" if COMPILE_TEST 1222be6d9bfSArnd Bergmann select CLKSRC_MMIO 123adce4bc8SDaniel Lezcano depends on ARM 124adce4bc8SDaniel Lezcano help 125adce4bc8SDaniel Lezcano Enables support for the Tegra driver. 126910978e7SThierry Reding 127ff7ec345STony Priskconfig VT8500_TIMER 128b4bdf7efSDaniel Lezcano bool "VT8500 timer driver" if COMPILE_TEST 129d7023e62SRichard Weinberger depends on HAS_IOMEM 130b4bdf7efSDaniel Lezcano help 131b4bdf7efSDaniel Lezcano Enables support for the VT8500 driver. 132ff7ec345STony Prisk 1334f0f234fSMichal Simekconfig CADENCE_TTC_TIMER 13457f49318SDaniel Lezcano bool "Cadence TTC timer driver" if COMPILE_TEST 13557f49318SDaniel Lezcano depends on COMMON_CLK 13657f49318SDaniel Lezcano help 13757f49318SDaniel Lezcano Enables support for the cadence ttc driver. 1384f0f234fSMichal Simek 139a8b1b9fcSDaniel Lezcanoconfig ASM9260_TIMER 140b9755841SDaniel Lezcano bool "ASM9260 timer driver" if COMPILE_TEST 141a8b1b9fcSDaniel Lezcano select CLKSRC_MMIO 142bb0eb050SDaniel Lezcano select TIMER_OF 143b9755841SDaniel Lezcano help 144b9755841SDaniel Lezcano Enables support for the ASM9260 timer. 145a8b1b9fcSDaniel Lezcano 146694e33a7SLinus Walleijconfig CLKSRC_NOMADIK_MTU 14770329653SDaniel Lezcano bool "Nomakdik clocksource driver" if COMPILE_TEST 14870329653SDaniel Lezcano depends on ARM 149694e33a7SLinus Walleij select CLKSRC_MMIO 150694e33a7SLinus Walleij help 151694e33a7SLinus Walleij Support for Multi Timer Unit. MTU provides access 152694e33a7SLinus Walleij to multiple interrupt generating programmable 153694e33a7SLinus Walleij 32-bit free running decrementing counters. 154694e33a7SLinus Walleij 155694e33a7SLinus Walleijconfig CLKSRC_NOMADIK_MTU_SCHED_CLOCK 156694e33a7SLinus Walleij bool 157694e33a7SLinus Walleij depends on CLKSRC_NOMADIK_MTU 158694e33a7SLinus Walleij help 159694e33a7SLinus Walleij Use the Multi Timer Unit as the sched_clock. 160694e33a7SLinus Walleij 161489bcceaSMattias Wallinconfig CLKSRC_DBX500_PRCMU 1621becd6edSDaniel Lezcano bool "Clocksource PRCMU Timer" if COMPILE_TEST 163d7023e62SRichard Weinberger depends on HAS_IOMEM 164489bcceaSMattias Wallin help 165489bcceaSMattias Wallin Use the always on PRCMU Timer as clocksource 166489bcceaSMattias Wallin 167ecf0efdcSDaniel Lezcanoconfig CLPS711X_TIMER 168ecf0efdcSDaniel Lezcano bool "Cirrus logic timer driver" if COMPILE_TEST 169ecf0efdcSDaniel Lezcano select CLKSRC_MMIO 170ecf0efdcSDaniel Lezcano help 171ecf0efdcSDaniel Lezcano Enables support for the Cirrus Logic PS711 timer. 172ecf0efdcSDaniel Lezcano 173b56d5d21SDaniel Lezcanoconfig ATLAS7_TIMER 174b56d5d21SDaniel Lezcano bool "Atlas7 timer driver" if COMPILE_TEST 175b56d5d21SDaniel Lezcano select CLKSRC_MMIO 176b56d5d21SDaniel Lezcano help 177b56d5d21SDaniel Lezcano Enables support for the Atlas7 timer. 178b56d5d21SDaniel Lezcano 179d81c50a0SDaniel Lezcanoconfig MXS_TIMER 180d81c50a0SDaniel Lezcano bool "Mxs timer driver" if COMPILE_TEST 181d81c50a0SDaniel Lezcano select CLKSRC_MMIO 182d81c50a0SDaniel Lezcano select STMP_DEVICE 183d81c50a0SDaniel Lezcano help 184d81c50a0SDaniel Lezcano Enables support for the Mxs timer. 185d81c50a0SDaniel Lezcano 186f3550d49SDaniel Lezcanoconfig PRIMA2_TIMER 187f3550d49SDaniel Lezcano bool "Prima2 timer driver" if COMPILE_TEST 188f3550d49SDaniel Lezcano select CLKSRC_MMIO 189f3550d49SDaniel Lezcano help 190f3550d49SDaniel Lezcano Enables support for the Prima2 timer. 191f3550d49SDaniel Lezcano 19285f98db4SDaniel Lezcanoconfig U300_TIMER 19385f98db4SDaniel Lezcano bool "U300 timer driver" if COMPILE_TEST 19485f98db4SDaniel Lezcano depends on ARM 19585f98db4SDaniel Lezcano select CLKSRC_MMIO 19685f98db4SDaniel Lezcano help 19785f98db4SDaniel Lezcano Enables support for the U300 timer. 19885f98db4SDaniel Lezcano 199d683b9dcSDaniel Lezcanoconfig NSPIRE_TIMER 200d683b9dcSDaniel Lezcano bool "NSpire timer driver" if COMPILE_TEST 201d683b9dcSDaniel Lezcano select CLKSRC_MMIO 202d683b9dcSDaniel Lezcano help 203d683b9dcSDaniel Lezcano Enables support for the Nspire timer. 204d683b9dcSDaniel Lezcano 205c12547a0SDaniel Lezcanoconfig KEYSTONE_TIMER 206c12547a0SDaniel Lezcano bool "Keystone timer driver" if COMPILE_TEST 207c12547a0SDaniel Lezcano depends on ARM || ARM64 208c12547a0SDaniel Lezcano select CLKSRC_MMIO 209c12547a0SDaniel Lezcano help 210c12547a0SDaniel Lezcano Enables support for the Keystone timer. 211c12547a0SDaniel Lezcano 212568c0342SDaniel Lezcanoconfig INTEGRATOR_AP_TIMER 213568c0342SDaniel Lezcano bool "Integrator-ap timer driver" if COMPILE_TEST 214568c0342SDaniel Lezcano select CLKSRC_MMIO 215568c0342SDaniel Lezcano help 216568c0342SDaniel Lezcano Enables support for the Integrator-ap timer. 217568c0342SDaniel Lezcano 218489bcceaSMattias Wallinconfig CLKSRC_DBX500_PRCMU_SCHED_CLOCK 219489bcceaSMattias Wallin bool "Clocksource PRCMU Timer sched_clock" 220694e33a7SLinus Walleij depends on (CLKSRC_DBX500_PRCMU && !CLKSRC_NOMADIK_MTU_SCHED_CLOCK) 221489bcceaSMattias Wallin default y 222489bcceaSMattias Wallin help 223489bcceaSMattias Wallin Use the always on PRCMU Timer as sched_clock 224985c0679SMarc Zyngier 2259c9b7818SUwe Kleine-Königconfig CLKSRC_EFM32 2269c9b7818SUwe Kleine-König bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32 2279c9b7818SUwe Kleine-König depends on OF && ARM && (ARCH_EFM32 || COMPILE_TEST) 22809ca2757SAxel Lin select CLKSRC_MMIO 2299c9b7818SUwe Kleine-König default ARCH_EFM32 2309c9b7818SUwe Kleine-König help 2319c9b7818SUwe Kleine-König Support to use the timers of EFM32 SoCs as clock source and clock 2329c9b7818SUwe Kleine-König event device. 2339c9b7818SUwe Kleine-König 234050dd322SJoachim Eastwoodconfig CLKSRC_LPC32XX 235ddcf48c7SDaniel Lezcano bool "Clocksource for LPC32XX" if COMPILE_TEST 2362f8a26c1SArnd Bergmann depends on HAS_IOMEM 2371b18fd20SEzequiel Garcia depends on ARM 238050dd322SJoachim Eastwood select CLKSRC_MMIO 239bb0eb050SDaniel Lezcano select TIMER_OF 240ddcf48c7SDaniel Lezcano help 241ddcf48c7SDaniel Lezcano Support for the LPC32XX clocksource. 242050dd322SJoachim Eastwood 24384583983SEzequiel Garciaconfig CLKSRC_PISTACHIO 244dfdb1652SDaniel Lezcano bool "Clocksource for Pistachio SoC" if COMPILE_TEST 2452f8a26c1SArnd Bergmann depends on HAS_IOMEM 246bb0eb050SDaniel Lezcano select TIMER_OF 247dfdb1652SDaniel Lezcano help 248dfdb1652SDaniel Lezcano Enables the clocksource for the Pistachio SoC. 24984583983SEzequiel Garcia 250fe851f56SFelipe Balbiconfig CLKSRC_TI_32K 251fe851f56SFelipe Balbi bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST 252dfedaf10SFelipe Balbi depends on GENERIC_SCHED_CLOCK 253bb0eb050SDaniel Lezcano select TIMER_OF if OF 254fe851f56SFelipe Balbi help 255fe851f56SFelipe Balbi This option enables support for Texas Instruments 32.768 Hz clocksource 256fe851f56SFelipe Balbi available on many OMAP-like platforms. 257fe851f56SFelipe Balbi 258a5322457SNoam Camusconfig CLKSRC_NPS 259a5322457SNoam Camus bool "NPS400 clocksource driver" if COMPILE_TEST 260a5322457SNoam Camus depends on !PHYS_ADDR_T_64BIT 261a5322457SNoam Camus select CLKSRC_MMIO 262bb0eb050SDaniel Lezcano select TIMER_OF if OF 263a5322457SNoam Camus help 264a5322457SNoam Camus NPS400 clocksource support. 265a5322457SNoam Camus Got 64 bit counter with update rate up to 1000MHz. 266a5322457SNoam Camus This counter is accessed via couple of 32 bit memory mapped registers. 267a5322457SNoam Camus 268e37e4593SMaxime Coquelinconfig CLKSRC_STM32 2691cb6c215SPaul Gortmaker bool "Clocksource for STM32 SoCs" if !ARCH_STM32 2701cb6c215SPaul Gortmaker depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST) 271e37e4593SMaxime Coquelin select CLKSRC_MMIO 272d04af490SBenjamin Gaignard select TIMER_OF 273e37e4593SMaxime Coquelin 2740302637fSVladimir Murzinconfig CLKSRC_MPS2 2750302637fSVladimir Murzin bool "Clocksource for MPS2 SoCs" if COMPILE_TEST 2760302637fSVladimir Murzin depends on GENERIC_SCHED_CLOCK 2770302637fSVladimir Murzin select CLKSRC_MMIO 278bb0eb050SDaniel Lezcano select TIMER_OF 2790302637fSVladimir Murzin 280c4c9a040SVineet Guptaconfig ARC_TIMERS 281c4c9a040SVineet Gupta bool "Support for 32-bit TIMERn counters in ARC Cores" if COMPILE_TEST 282bb0eb050SDaniel Lezcano select TIMER_OF 283c4c9a040SVineet Gupta help 284c4c9a040SVineet Gupta These are legacy 32-bit TIMER0 and TIMER1 counters found on all ARC cores 285c4c9a040SVineet Gupta (ARC700 as well as ARC HS38). 286c4c9a040SVineet Gupta TIMER0 serves as clockevent while TIMER1 provides clocksource 287c4c9a040SVineet Gupta 288c4c9a040SVineet Guptaconfig ARC_TIMERS_64BIT 289c4c9a040SVineet Gupta bool "Support for 64-bit counters in ARC HS38 cores" if COMPILE_TEST 290c4c9a040SVineet Gupta depends on ARC_TIMERS 291bb0eb050SDaniel Lezcano select TIMER_OF 292c4c9a040SVineet Gupta help 293c4c9a040SVineet Gupta This enables 2 different 64-bit timers: RTC (for UP) and GFRC (for SMP) 294c4c9a040SVineet Gupta RTC is implemented inside the core, while GFRC sits outside the core in 295c4c9a040SVineet Gupta ARConnect IP block. Driver automatically picks one of them for clocksource 296c4c9a040SVineet Gupta as appropriate. 297c4c9a040SVineet Gupta 2988a4da6e3SMark Rutlandconfig ARM_ARCH_TIMER 2998a4da6e3SMark Rutland bool 300bb0eb050SDaniel Lezcano select TIMER_OF if OF 301fa1bffabSDaniel Lezcano select TIMER_ACPI if ACPI 302a2c5d4edSJames Hogan 303037f6377SWill Deaconconfig ARM_ARCH_TIMER_EVTSTREAM 30446fd5c6bSWill Deacon bool "Enable ARM architected timer event stream generation by default" 305037f6377SWill Deacon default y if ARM_ARCH_TIMER 30677f7ce9aSStephen Boyd depends on ARM_ARCH_TIMER 307037f6377SWill Deacon help 30846fd5c6bSWill Deacon This option enables support by default for event stream generation 30946fd5c6bSWill Deacon based on the ARM architected timer. It is used for waking up CPUs 31046fd5c6bSWill Deacon executing the wfe instruction at a frequency represented as a 31146fd5c6bSWill Deacon power-of-2 divisor of the clock rate. The behaviour can also be 31246fd5c6bSWill Deacon overridden on the command line using the 31346fd5c6bSWill Deacon clocksource.arm_arch_timer.evtstream parameter. 314037f6377SWill Deacon The main use of the event stream is wfe-based timeouts of userspace 315037f6377SWill Deacon locking implementations. It might also be useful for imposing timeout 316037f6377SWill Deacon on wfe to safeguard against any programming errors in case an expected 317037f6377SWill Deacon event is not generated. 318037f6377SWill Deacon This must be disabled for hardware validation purposes to detect any 319037f6377SWill Deacon hardware anomalies of missing events. 320037f6377SWill Deacon 32116d10ef2SDing Tianhongconfig ARM_ARCH_TIMER_OOL_WORKAROUND 32216d10ef2SDing Tianhong bool 32316d10ef2SDing Tianhong 324f6dc1576SScott Woodconfig FSL_ERRATUM_A008585 325f6dc1576SScott Wood bool "Workaround for Freescale/NXP Erratum A-008585" 326f6dc1576SScott Wood default y 327f6dc1576SScott Wood depends on ARM_ARCH_TIMER && ARM64 32816d10ef2SDing Tianhong select ARM_ARCH_TIMER_OOL_WORKAROUND 329f6dc1576SScott Wood help 330f6dc1576SScott Wood This option enables a workaround for Freescale/NXP Erratum 331f6dc1576SScott Wood A-008585 ("ARM generic timer may contain an erroneous 332f6dc1576SScott Wood value"). The workaround will only be active if the 333f6dc1576SScott Wood fsl,erratum-a008585 property is found in the timer node. 334f6dc1576SScott Wood 335bb42ca47SDing Tianhongconfig HISILICON_ERRATUM_161010101 336bb42ca47SDing Tianhong bool "Workaround for Hisilicon Erratum 161010101" 337bb42ca47SDing Tianhong default y 338bb42ca47SDing Tianhong select ARM_ARCH_TIMER_OOL_WORKAROUND 339bb42ca47SDing Tianhong depends on ARM_ARCH_TIMER && ARM64 340bb42ca47SDing Tianhong help 341bb42ca47SDing Tianhong This option enables a workaround for Hisilicon Erratum 342bb42ca47SDing Tianhong 161010101. The workaround will be active if the hisilicon,erratum-161010101 343bb42ca47SDing Tianhong property is found in the timer node. 344bb42ca47SDing Tianhong 345fa8d815fSMarc Zyngierconfig ARM64_ERRATUM_858921 346fa8d815fSMarc Zyngier bool "Workaround for Cortex-A73 erratum 858921" 347fa8d815fSMarc Zyngier default y 348fa8d815fSMarc Zyngier select ARM_ARCH_TIMER_OOL_WORKAROUND 349fa8d815fSMarc Zyngier depends on ARM_ARCH_TIMER && ARM64 350fa8d815fSMarc Zyngier help 351fa8d815fSMarc Zyngier This option enables a workaround applicable to Cortex-A73 352fa8d815fSMarc Zyngier (all versions), whose counter may return incorrect values. 353fa8d815fSMarc Zyngier The workaround will be dynamically enabled when an affected 354fa8d815fSMarc Zyngier core is detected. 355fa8d815fSMarc Zyngier 356c1b40e44SStuart Menefyconfig ARM_GLOBAL_TIMER 35767a87a43SDaniel Lezcano bool "Support for the ARM global timer" if COMPILE_TEST 358bb0eb050SDaniel Lezcano select TIMER_OF if OF 35967a87a43SDaniel Lezcano depends on ARM 360c1b40e44SStuart Menefy help 361c1b40e44SStuart Menefy This options enables support for the ARM global timer unit 362c1b40e44SStuart Menefy 3630b7402dcSSudeep Hollaconfig ARM_TIMER_SP804 3640b7402dcSSudeep Holla bool "Support for Dual Timer SP804 module" 365002af195SGuenter Roeck depends on GENERIC_SCHED_CLOCK && CLKDEV_LOOKUP 3660b7402dcSSudeep Holla select CLKSRC_MMIO 367bb0eb050SDaniel Lezcano select TIMER_OF if OF 3680b7402dcSSudeep Holla 369c1b40e44SStuart Menefyconfig CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK 370c1b40e44SStuart Menefy bool 371c1b40e44SStuart Menefy depends on ARM_GLOBAL_TIMER 372c1b40e44SStuart Menefy default y 373c1b40e44SStuart Menefy help 374c1b40e44SStuart Menefy Use ARM global timer clock source as sched_clock 375c1b40e44SStuart Menefy 3764958ebb3SMaxime Coquelinconfig ARMV7M_SYSTICK 377e2146d86SDaniel Lezcano bool "Support for the ARMv7M system time" if COMPILE_TEST 378bb0eb050SDaniel Lezcano select TIMER_OF if OF 3794958ebb3SMaxime Coquelin select CLKSRC_MMIO 3804958ebb3SMaxime Coquelin help 3814958ebb3SMaxime Coquelin This options enables support for the ARMv7M system timer unit 3824958ebb3SMaxime Coquelin 383b052ff30SMaxime Ripardconfig ATMEL_PIT 384bb0eb050SDaniel Lezcano select TIMER_OF if OF 385b052ff30SMaxime Ripard def_bool SOC_AT91SAM9 || SOC_SAMA5 386b052ff30SMaxime Ripard 387b53cdd03SAlexandre Belloniconfig ATMEL_ST 388b988d3f0SDaniel Lezcano bool "Atmel ST timer support" if COMPILE_TEST 389bb0eb050SDaniel Lezcano select TIMER_OF 3907ab7ef74SAlexandre Belloni select MFD_SYSCON 391b988d3f0SDaniel Lezcano help 392b988d3f0SDaniel Lezcano Support for the Atmel ST timer. 393b53cdd03SAlexandre Belloni 394a2c5d4edSJames Hoganconfig CLKSRC_METAG_GENERIC 395a2c5d4edSJames Hogan def_bool y if METAG 396a2c5d4edSJames Hogan help 397a2c5d4edSJames Hogan This option enables support for the Meta per-thread timers. 3986938d75aSThomas Abraham 3996938d75aSThomas Abrahamconfig CLKSRC_EXYNOS_MCT 40039366ef4SDaniel Lezcano bool "Exynos multi core timer driver" if COMPILE_TEST 401f1a4c1f3SChanwoo Choi depends on ARM || ARM64 4026938d75aSThomas Abraham help 4036938d75aSThomas Abraham Support for Multi Core Timer controller on Exynos SoCs. 404241a9871SArnd Bergmann 405f1189989STomasz Figaconfig CLKSRC_SAMSUNG_PWM 406de37b0b5SAlexandre Belloni bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST 407d7023e62SRichard Weinberger depends on HAS_IOMEM 408f1189989STomasz Figa help 409f1189989STomasz Figa This is a new clocksource driver for the PWM timer found in 410f1189989STomasz Figa Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver 411f1189989STomasz Figa for all devicetree enabled platforms. This driver will be 412f1189989STomasz Figa needed only on systems that do not have the Exynos MCT available. 413c1967249SJingchang Lu 4142529c3a3SXiubo Liconfig FSL_FTM_TIMER 415ef49336bSDaniel Lezcano bool "Freescale FlexTimer Module driver" if COMPILE_TEST 416d7023e62SRichard Weinberger depends on HAS_IOMEM 41703724ac3SDaniel Lezcano select CLKSRC_MMIO 4182529c3a3SXiubo Li help 4192529c3a3SXiubo Li Support for Freescale FlexTimer Module (FTM) timer. 4202529c3a3SXiubo Li 421c1967249SJingchang Luconfig VF_PIT_TIMER 422c1967249SJingchang Lu bool 4232be6d9bfSArnd Bergmann select CLKSRC_MMIO 424c1967249SJingchang Lu help 425c1967249SJingchang Lu Support for Period Interrupt Timer on Freescale Vybrid Family SoCs. 426fd3f1270SMagnus Damm 42789355274SNeil Armstrongconfig OXNAS_RPS_TIMER 42889355274SNeil Armstrong bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST 429bb0eb050SDaniel Lezcano select TIMER_OF 43089355274SNeil Armstrong select CLKSRC_MMIO 43189355274SNeil Armstrong help 43289355274SNeil Armstrong This enables support for the Oxford Semiconductor OXNAS RPS timers. 43389355274SNeil Armstrong 434fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_CMT 435fd3f1270SMagnus Damm bool 436fd3f1270SMagnus Damm 437ecb3530dSMatthias Bruggerconfig MTK_TIMER 438fbca9eabSDaniel Lezcano bool "Mediatek timer driver" if COMPILE_TEST 4392f8a26c1SArnd Bergmann depends on HAS_IOMEM 440bb0eb050SDaniel Lezcano select TIMER_OF 441ecb3530dSMatthias Brugger select CLKSRC_MMIO 442fbca9eabSDaniel Lezcano help 443fbca9eabSDaniel Lezcano Support for Mediatek timer driver. 444ecb3530dSMatthias Brugger 445067bc914SBaolin Wangconfig SPRD_TIMER 446067bc914SBaolin Wang bool "Spreadtrum timer driver" if COMPILE_TEST 447067bc914SBaolin Wang depends on HAS_IOMEM 448067bc914SBaolin Wang select TIMER_OF 449067bc914SBaolin Wang help 450067bc914SBaolin Wang Enables support for the Spreadtrum timer driver. 451067bc914SBaolin Wang 452fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_MTU2 453fd3f1270SMagnus Damm bool 454fd3f1270SMagnus Damm 455fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_TMU 456fd3f1270SMagnus Damm bool 457fd3f1270SMagnus Damm 458fd3f1270SMagnus Dammconfig SYS_SUPPORTS_EM_STI 459fd3f1270SMagnus Damm bool 460fd3f1270SMagnus Damm 4619995f4f1SRich Felkerconfig CLKSRC_JCORE_PIT 4629995f4f1SRich Felker bool "J-Core PIT timer driver" if COMPILE_TEST 4639995f4f1SRich Felker depends on OF 4649995f4f1SRich Felker depends on HAS_IOMEM 4659995f4f1SRich Felker select CLKSRC_MMIO 4669995f4f1SRich Felker help 4679995f4f1SRich Felker This enables build of clocksource and clockevent driver for 4689995f4f1SRich Felker the integrated PIT in the J-Core synthesizable, open source SoC. 4699995f4f1SRich Felker 470fd3f1270SMagnus Dammconfig SH_TIMER_CMT 471fd3f1270SMagnus Damm bool "Renesas CMT timer driver" if COMPILE_TEST 47211bc26feSRichard Weinberger depends on HAS_IOMEM 473fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_CMT 474fd3f1270SMagnus Damm help 475fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 476fd3f1270SMagnus Damm the Compare Match Timer (CMT) hardware available in 16/32/48-bit 477fd3f1270SMagnus Damm variants on a wide range of Mobile and Automotive SoCs from Renesas. 478fd3f1270SMagnus Damm 479fd3f1270SMagnus Dammconfig SH_TIMER_MTU2 480fd3f1270SMagnus Damm bool "Renesas MTU2 timer driver" if COMPILE_TEST 48111bc26feSRichard Weinberger depends on HAS_IOMEM 482fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_MTU2 483fd3f1270SMagnus Damm help 484fd3f1270SMagnus Damm This enables build of a clockevent driver for the Multi-Function 4857e139187SKuninori Morimoto Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas. 486fd3f1270SMagnus Damm This hardware comes with 16 bit-timer registers. 487fd3f1270SMagnus Damm 488fb6002a8SChris Brandtconfig RENESAS_OSTM 489fb6002a8SChris Brandt bool "Renesas OSTM timer driver" if COMPILE_TEST 490fb6002a8SChris Brandt select CLKSRC_MMIO 491fb6002a8SChris Brandt help 492fb6002a8SChris Brandt Enables the support for the Renesas OSTM. 493fb6002a8SChris Brandt 494fd3f1270SMagnus Dammconfig SH_TIMER_TMU 495fd3f1270SMagnus Damm bool "Renesas TMU timer driver" if COMPILE_TEST 49611bc26feSRichard Weinberger depends on HAS_IOMEM 497fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_TMU 498fd3f1270SMagnus Damm help 499fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 500fd3f1270SMagnus Damm the 32-bit Timer Unit (TMU) hardware available on a wide range 501fd3f1270SMagnus Damm SoCs from Renesas. 502fd3f1270SMagnus Damm 503fd3f1270SMagnus Dammconfig EM_TIMER_STI 504fd3f1270SMagnus Damm bool "Renesas STI timer driver" if COMPILE_TEST 5052f8a26c1SArnd Bergmann depends on HAS_IOMEM 506fd3f1270SMagnus Damm default SYS_SUPPORTS_EM_STI 507fd3f1270SMagnus Damm help 508fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 509fd3f1270SMagnus Damm the 48-bit System Timer (STI) hardware available on a SoCs 510fd3f1270SMagnus Damm such as EMEV2 from former NEC Electronics. 511dfc25e45SLinus Torvalds 5123f8e8ceeSKumar Galaconfig CLKSRC_QCOM 5133dc0e9f6SDaniel Lezcano bool "Qualcomm MSM timer" if COMPILE_TEST 5143dc0e9f6SDaniel Lezcano depends on ARM 515bb0eb050SDaniel Lezcano select TIMER_OF 5163dc0e9f6SDaniel Lezcano help 5173dc0e9f6SDaniel Lezcano This enables the clocksource and the per CPU clockevent driver for the 5183dc0e9f6SDaniel Lezcano Qualcomm SoCs. 519220e2a8dSPawel Moll 520220e2a8dSPawel Mollconfig CLKSRC_VERSATILE 5215cc87a4dSDaniel Lezcano bool "ARM Versatile (Express) reference platforms clock source" if COMPILE_TEST 5225cc87a4dSDaniel Lezcano depends on GENERIC_SCHED_CLOCK && !ARCH_USES_GETTIMEOFFSET 523bb0eb050SDaniel Lezcano select TIMER_OF 524220e2a8dSPawel Moll default y if MFD_VEXPRESS_SYSREG 525220e2a8dSPawel Moll help 526220e2a8dSPawel Moll This option enables clock source based on free running 527220e2a8dSPawel Moll counter available in the "System Registers" block of 528220e2a8dSPawel Moll ARM Versatile, RealView and Versatile Express reference 529220e2a8dSPawel Moll platforms. 53058394271SJean Delvare 531fa5635a2SAndrew Brestickerconfig CLKSRC_MIPS_GIC 532fa5635a2SAndrew Bresticker bool 533fa5635a2SAndrew Bresticker depends on MIPS_GIC 534bb0eb050SDaniel Lezcano select TIMER_OF 535fa5635a2SAndrew Bresticker 536ccd63ce4SMarc Gonzalezconfig CLKSRC_TANGO_XTAL 5375a7351f0SDaniel Lezcano bool "Clocksource for Tango SoC" if COMPILE_TEST 5385a7351f0SDaniel Lezcano depends on ARM 539bb0eb050SDaniel Lezcano select TIMER_OF 5400881841fSDaniel Lezcano select CLKSRC_MMIO 5415a7351f0SDaniel Lezcano help 5425a7351f0SDaniel Lezcano This enables the clocksource for Tango SoC 543ccd63ce4SMarc Gonzalez 544e074ff86SDmitry Eremin-Solenikovconfig CLKSRC_PXA 5455ae996cbSDaniel Lezcano bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST 546d7023e62SRichard Weinberger depends on HAS_IOMEM 5475ae996cbSDaniel Lezcano select CLKSRC_MMIO 548e074ff86SDmitry Eremin-Solenikov help 549e074ff86SDmitry Eremin-Solenikov This enables OST0 support available on PXA and SA-11x0 550e074ff86SDmitry Eremin-Solenikov platforms. 551618b902dSYoshinori Sato 55297a23bebSDaniel Lezcanoconfig H8300_TMR8 55346e7c3c6SDaniel Lezcano bool "Clockevent timer for the H8300 platform" if COMPILE_TEST 5542f8a26c1SArnd Bergmann depends on HAS_IOMEM 55546e7c3c6SDaniel Lezcano help 55646e7c3c6SDaniel Lezcano This enables the 8 bits timer for the H8300 platform. 55797a23bebSDaniel Lezcano 558618b902dSYoshinori Satoconfig H8300_TMR16 55946e7c3c6SDaniel Lezcano bool "Clockevent timer for the H83069 platform" if COMPILE_TEST 5602f8a26c1SArnd Bergmann depends on HAS_IOMEM 56146e7c3c6SDaniel Lezcano help 56246e7c3c6SDaniel Lezcano This enables the 16 bits timer for the H8300 platform with the 56346e7c3c6SDaniel Lezcano H83069 cpu. 564618b902dSYoshinori Sato 565618b902dSYoshinori Satoconfig H8300_TPU 56646e7c3c6SDaniel Lezcano bool "Clocksource for the H8300 platform" if COMPILE_TEST 5672f8a26c1SArnd Bergmann depends on HAS_IOMEM 56846e7c3c6SDaniel Lezcano help 56946e7c3c6SDaniel Lezcano This enables the clocksource for the H8300 platform with the 57046e7c3c6SDaniel Lezcano H8S2678 cpu. 571618b902dSYoshinori Sato 572bea5af41SShawn Guoconfig CLKSRC_IMX_GPT 573bea5af41SShawn Guo bool "Clocksource using i.MX GPT" if COMPILE_TEST 574bea5af41SShawn Guo depends on ARM && CLKDEV_LOOKUP 575bea5af41SShawn Guo select CLKSRC_MMIO 576bea5af41SShawn Guo 577059ab7b8SDong Aishengconfig CLKSRC_IMX_TPM 578059ab7b8SDong Aisheng bool "Clocksource using i.MX TPM" if COMPILE_TEST 5792f8a26c1SArnd Bergmann depends on ARM && CLKDEV_LOOKUP 580059ab7b8SDong Aisheng select CLKSRC_MMIO 581059ab7b8SDong Aisheng help 582059ab7b8SDong Aisheng Enable this option to use IMX Timer/PWM Module (TPM) timer as 583059ab7b8SDong Aisheng clocksource. 584059ab7b8SDong Aisheng 58570bef01cSLee Jonesconfig CLKSRC_ST_LPC 586baacaf83SDaniel Lezcano bool "Low power clocksource found in the LPC" if COMPILE_TEST 587bb0eb050SDaniel Lezcano select TIMER_OF if OF 588863ee050SRichard Weinberger depends on HAS_IOMEM 5892be6d9bfSArnd Bergmann select CLKSRC_MMIO 59070bef01cSLee Jones help 59170bef01cSLee Jones Enable this option to use the Low Power controller timer 59270bef01cSLee Jones as clocksource. 59370bef01cSLee Jones 594*35dbb74aSRick Chenconfig ATCPIT100_TIMER 595*35dbb74aSRick Chen bool "ATCPIT100 timer driver" 596*35dbb74aSRick Chen depends on NDS32 || COMPILE_TEST 597*35dbb74aSRick Chen depends on HAS_IOMEM 598*35dbb74aSRick Chen select TIMER_OF 599*35dbb74aSRick Chen default NDS32 600*35dbb74aSRick Chen help 601*35dbb74aSRick Chen This option enables support for the Andestech ATCPIT100 timers. 602*35dbb74aSRick Chen 60358394271SJean Delvareendmenu 604