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 24*af04aa85SKeerthyconfig OMAP_DM_TIMER 25*af04aa85SKeerthy bool 26*af04aa85SKeerthy 2715f304b6SRalf Baechleconfig CLKBLD_I8253 28e6220bdcSThomas Gleixner def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK 2915f304b6SRalf Baechle 30442c8176SRussell Kingconfig CLKSRC_MMIO 31442c8176SRussell King bool 3206c3df49SJamie Iles 332ea879a7SDaniel Lezcanoconfig BCM2835_TIMER 342ea879a7SDaniel Lezcano bool "BCM2835 timer driver" if COMPILE_TEST 352ea879a7SDaniel Lezcano select CLKSRC_MMIO 362ea879a7SDaniel Lezcano help 372ea879a7SDaniel Lezcano Enables the support for the BCM2835 timer driver. 382ea879a7SDaniel Lezcano 391cad71e3SDaniel Lezcanoconfig BCM_KONA_TIMER 401cad71e3SDaniel Lezcano bool "BCM mobile timer driver" if COMPILE_TEST 411cad71e3SDaniel Lezcano select CLKSRC_MMIO 421cad71e3SDaniel Lezcano help 431cad71e3SDaniel Lezcano Enables the support for the BCM Kona mobile timer driver. 441cad71e3SDaniel Lezcano 459b8bb773SBaruch Siachconfig DIGICOLOR_TIMER 46e6c1db13SDaniel Lezcano bool "Digicolor timer driver" if COMPILE_TEST 472be6d9bfSArnd Bergmann select CLKSRC_MMIO 48d7023e62SRichard Weinberger depends on HAS_IOMEM 49e6c1db13SDaniel Lezcano help 50e6c1db13SDaniel Lezcano Enables the support for the digicolor timer driver. 519b8bb773SBaruch Siach 5206c3df49SJamie Ilesconfig DW_APB_TIMER 535b097f6bSDaniel Lezcano bool "DW APB timer driver" if COMPILE_TEST 545b097f6bSDaniel Lezcano help 555b097f6bSDaniel Lezcano Enables the support for the dw_apb timer. 56489bcceaSMattias Wallin 57cfda5901SDinh Nguyenconfig DW_APB_TIMER_OF 58cfda5901SDinh Nguyen bool 591b4eca0fSHeiko Stuebner select DW_APB_TIMER 60bb0eb050SDaniel Lezcano select TIMER_OF 61cfda5901SDinh Nguyen 62f5bf0ee4SLinus Walleijconfig FTTMR010_TIMER 63f5bf0ee4SLinus Walleij bool "Faraday Technology timer driver" if COMPILE_TEST 644750535bSLinus Walleij depends on HAS_IOMEM 654750535bSLinus Walleij select CLKSRC_MMIO 66bb0eb050SDaniel Lezcano select TIMER_OF 674750535bSLinus Walleij select MFD_SYSCON 684750535bSLinus Walleij help 69f5bf0ee4SLinus Walleij Enables support for the Faraday Technology timer block 70f5bf0ee4SLinus Walleij FTTMR010. 714750535bSLinus Walleij 72468b8c4cSDaniel Lezcanoconfig ROCKCHIP_TIMER 7340ada2aaSDaniel Lezcano bool "Rockchip timer driver" if COMPILE_TEST 7440ada2aaSDaniel Lezcano depends on ARM || ARM64 75bb0eb050SDaniel Lezcano select TIMER_OF 765e0a39d0SAlexander Kochetkov select CLKSRC_MMIO 7740ada2aaSDaniel Lezcano help 7840ada2aaSDaniel Lezcano Enables the support for the rockchip timer driver. 79468b8c4cSDaniel Lezcano 806fe9cbd1SGregory CLEMENTconfig ARMADA_370_XP_TIMER 819519e80cSDaniel Lezcano bool "Armada 370 and XP timer driver" if COMPILE_TEST 829519e80cSDaniel Lezcano depends on ARM 83bb0eb050SDaniel Lezcano select TIMER_OF 842be6d9bfSArnd Bergmann select CLKSRC_MMIO 859519e80cSDaniel Lezcano help 869519e80cSDaniel Lezcano Enables the support for the Armada 370 and XP timer driver. 876fe9cbd1SGregory CLEMENT 88e4a6b378SCarlo Caioneconfig MESON6_TIMER 890b7a7bb7SDaniel Lezcano bool "Meson6 timer driver" if COMPILE_TEST 907b6b0a45SBeniamino Galvani select CLKSRC_MMIO 910b7a7bb7SDaniel Lezcano help 920b7a7bb7SDaniel Lezcano Enables the support for the Meson6 timer driver. 93e4a6b378SCarlo Caione 940c1dcfd5SSebastian Hesselbarthconfig ORION_TIMER 95c9165549SDaniel Lezcano bool "Orion timer driver" if COMPILE_TEST 96c9165549SDaniel Lezcano depends on ARM 97bb0eb050SDaniel Lezcano select TIMER_OF 980c1dcfd5SSebastian Hesselbarth select CLKSRC_MMIO 99c9165549SDaniel Lezcano help 100c9165549SDaniel Lezcano Enables the support for the Orion timer driver 1010c1dcfd5SSebastian Hesselbarth 1024be78a86SAndreas Färberconfig OWL_TIMER 1034be78a86SAndreas Färber bool "Owl timer driver" if COMPILE_TEST 1044be78a86SAndreas Färber select CLKSRC_MMIO 1054be78a86SAndreas Färber help 1064be78a86SAndreas Färber Enables the support for the Actions Semi Owl timer driver. 1074be78a86SAndreas Färber 108119fd635SMaxime Ripardconfig SUN4I_TIMER 109b4fcd48bSDaniel Lezcano bool "Sun4i timer driver" if COMPILE_TEST 110d7023e62SRichard Weinberger depends on HAS_IOMEM 11171c568c0SMaxime Ripard select CLKSRC_MMIO 112239751edSDaniel Lezcano select TIMER_OF 113b4fcd48bSDaniel Lezcano help 114b4fcd48bSDaniel Lezcano Enables support for the Sun4i timer. 115b2ac5d75SMaxime Ripard 11667905540SMaxime Ripardconfig SUN5I_HSTIMER 117f0c5afb7SDaniel Lezcano bool "Sun5i timer driver" if COMPILE_TEST 11867905540SMaxime Ripard select CLKSRC_MMIO 119f0c5afb7SDaniel Lezcano depends on COMMON_CLK 120f0c5afb7SDaniel Lezcano help 121f0c5afb7SDaniel Lezcano Enables support the Sun5i timer. 12267905540SMaxime Ripard 123910978e7SThierry Redingconfig TEGRA_TIMER 124adce4bc8SDaniel Lezcano bool "Tegra timer driver" if COMPILE_TEST 1252be6d9bfSArnd Bergmann select CLKSRC_MMIO 126adce4bc8SDaniel Lezcano depends on ARM 127adce4bc8SDaniel Lezcano help 128adce4bc8SDaniel Lezcano Enables support for the Tegra driver. 129910978e7SThierry Reding 130ff7ec345STony Priskconfig VT8500_TIMER 131b4bdf7efSDaniel Lezcano bool "VT8500 timer driver" if COMPILE_TEST 132d7023e62SRichard Weinberger depends on HAS_IOMEM 133b4bdf7efSDaniel Lezcano help 134b4bdf7efSDaniel Lezcano Enables support for the VT8500 driver. 135ff7ec345STony Prisk 1364f0f234fSMichal Simekconfig CADENCE_TTC_TIMER 13757f49318SDaniel Lezcano bool "Cadence TTC timer driver" if COMPILE_TEST 13857f49318SDaniel Lezcano depends on COMMON_CLK 13957f49318SDaniel Lezcano help 14057f49318SDaniel Lezcano Enables support for the cadence ttc driver. 1414f0f234fSMichal Simek 142a8b1b9fcSDaniel Lezcanoconfig ASM9260_TIMER 143b9755841SDaniel Lezcano bool "ASM9260 timer driver" if COMPILE_TEST 144a8b1b9fcSDaniel Lezcano select CLKSRC_MMIO 145bb0eb050SDaniel Lezcano select TIMER_OF 146b9755841SDaniel Lezcano help 147b9755841SDaniel Lezcano Enables support for the ASM9260 timer. 148a8b1b9fcSDaniel Lezcano 149694e33a7SLinus Walleijconfig CLKSRC_NOMADIK_MTU 15070329653SDaniel Lezcano bool "Nomakdik clocksource driver" if COMPILE_TEST 15170329653SDaniel Lezcano depends on ARM 152694e33a7SLinus Walleij select CLKSRC_MMIO 153694e33a7SLinus Walleij help 154694e33a7SLinus Walleij Support for Multi Timer Unit. MTU provides access 155694e33a7SLinus Walleij to multiple interrupt generating programmable 156694e33a7SLinus Walleij 32-bit free running decrementing counters. 157694e33a7SLinus Walleij 158694e33a7SLinus Walleijconfig CLKSRC_NOMADIK_MTU_SCHED_CLOCK 159694e33a7SLinus Walleij bool 160694e33a7SLinus Walleij depends on CLKSRC_NOMADIK_MTU 161694e33a7SLinus Walleij help 162694e33a7SLinus Walleij Use the Multi Timer Unit as the sched_clock. 163694e33a7SLinus Walleij 164489bcceaSMattias Wallinconfig CLKSRC_DBX500_PRCMU 1651becd6edSDaniel Lezcano bool "Clocksource PRCMU Timer" if COMPILE_TEST 166d7023e62SRichard Weinberger depends on HAS_IOMEM 167489bcceaSMattias Wallin help 168489bcceaSMattias Wallin Use the always on PRCMU Timer as clocksource 169489bcceaSMattias Wallin 170ecf0efdcSDaniel Lezcanoconfig CLPS711X_TIMER 171ecf0efdcSDaniel Lezcano bool "Cirrus logic timer driver" if COMPILE_TEST 172ecf0efdcSDaniel Lezcano select CLKSRC_MMIO 173ecf0efdcSDaniel Lezcano help 174ecf0efdcSDaniel Lezcano Enables support for the Cirrus Logic PS711 timer. 175ecf0efdcSDaniel Lezcano 176b56d5d21SDaniel Lezcanoconfig ATLAS7_TIMER 177b56d5d21SDaniel Lezcano bool "Atlas7 timer driver" if COMPILE_TEST 178b56d5d21SDaniel Lezcano select CLKSRC_MMIO 179b56d5d21SDaniel Lezcano help 180b56d5d21SDaniel Lezcano Enables support for the Atlas7 timer. 181b56d5d21SDaniel Lezcano 182d81c50a0SDaniel Lezcanoconfig MXS_TIMER 183d81c50a0SDaniel Lezcano bool "Mxs timer driver" if COMPILE_TEST 184d81c50a0SDaniel Lezcano select CLKSRC_MMIO 185d81c50a0SDaniel Lezcano select STMP_DEVICE 186d81c50a0SDaniel Lezcano help 187d81c50a0SDaniel Lezcano Enables support for the Mxs timer. 188d81c50a0SDaniel Lezcano 189f3550d49SDaniel Lezcanoconfig PRIMA2_TIMER 190f3550d49SDaniel Lezcano bool "Prima2 timer driver" if COMPILE_TEST 191f3550d49SDaniel Lezcano select CLKSRC_MMIO 192f3550d49SDaniel Lezcano help 193f3550d49SDaniel Lezcano Enables support for the Prima2 timer. 194f3550d49SDaniel Lezcano 19585f98db4SDaniel Lezcanoconfig U300_TIMER 19685f98db4SDaniel Lezcano bool "U300 timer driver" if COMPILE_TEST 19785f98db4SDaniel Lezcano depends on ARM 19885f98db4SDaniel Lezcano select CLKSRC_MMIO 19985f98db4SDaniel Lezcano help 20085f98db4SDaniel Lezcano Enables support for the U300 timer. 20185f98db4SDaniel Lezcano 202d683b9dcSDaniel Lezcanoconfig NSPIRE_TIMER 203d683b9dcSDaniel Lezcano bool "NSpire timer driver" if COMPILE_TEST 204d683b9dcSDaniel Lezcano select CLKSRC_MMIO 205d683b9dcSDaniel Lezcano help 206d683b9dcSDaniel Lezcano Enables support for the Nspire timer. 207d683b9dcSDaniel Lezcano 208c12547a0SDaniel Lezcanoconfig KEYSTONE_TIMER 209c12547a0SDaniel Lezcano bool "Keystone timer driver" if COMPILE_TEST 210c12547a0SDaniel Lezcano depends on ARM || ARM64 211c12547a0SDaniel Lezcano select CLKSRC_MMIO 212c12547a0SDaniel Lezcano help 213c12547a0SDaniel Lezcano Enables support for the Keystone timer. 214c12547a0SDaniel Lezcano 215568c0342SDaniel Lezcanoconfig INTEGRATOR_AP_TIMER 216568c0342SDaniel Lezcano bool "Integrator-ap timer driver" if COMPILE_TEST 217568c0342SDaniel Lezcano select CLKSRC_MMIO 218568c0342SDaniel Lezcano help 219568c0342SDaniel Lezcano Enables support for the Integrator-ap timer. 220568c0342SDaniel Lezcano 221489bcceaSMattias Wallinconfig CLKSRC_DBX500_PRCMU_SCHED_CLOCK 222489bcceaSMattias Wallin bool "Clocksource PRCMU Timer sched_clock" 223694e33a7SLinus Walleij depends on (CLKSRC_DBX500_PRCMU && !CLKSRC_NOMADIK_MTU_SCHED_CLOCK) 224489bcceaSMattias Wallin default y 225489bcceaSMattias Wallin help 226489bcceaSMattias Wallin Use the always on PRCMU Timer as sched_clock 227985c0679SMarc Zyngier 2289c9b7818SUwe Kleine-Königconfig CLKSRC_EFM32 2299c9b7818SUwe Kleine-König bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32 2309c9b7818SUwe Kleine-König depends on OF && ARM && (ARCH_EFM32 || COMPILE_TEST) 23109ca2757SAxel Lin select CLKSRC_MMIO 2329c9b7818SUwe Kleine-König default ARCH_EFM32 2339c9b7818SUwe Kleine-König help 2349c9b7818SUwe Kleine-König Support to use the timers of EFM32 SoCs as clock source and clock 2359c9b7818SUwe Kleine-König event device. 2369c9b7818SUwe Kleine-König 237050dd322SJoachim Eastwoodconfig CLKSRC_LPC32XX 238ddcf48c7SDaniel Lezcano bool "Clocksource for LPC32XX" if COMPILE_TEST 2392f8a26c1SArnd Bergmann depends on HAS_IOMEM 2401b18fd20SEzequiel Garcia depends on ARM 241050dd322SJoachim Eastwood select CLKSRC_MMIO 242bb0eb050SDaniel Lezcano select TIMER_OF 243ddcf48c7SDaniel Lezcano help 244ddcf48c7SDaniel Lezcano Support for the LPC32XX clocksource. 245050dd322SJoachim Eastwood 24684583983SEzequiel Garciaconfig CLKSRC_PISTACHIO 247dfdb1652SDaniel Lezcano bool "Clocksource for Pistachio SoC" if COMPILE_TEST 2482f8a26c1SArnd Bergmann depends on HAS_IOMEM 249bb0eb050SDaniel Lezcano select TIMER_OF 250dfdb1652SDaniel Lezcano help 251dfdb1652SDaniel Lezcano Enables the clocksource for the Pistachio SoC. 25284583983SEzequiel Garcia 253fe851f56SFelipe Balbiconfig CLKSRC_TI_32K 254fe851f56SFelipe Balbi bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST 255dfedaf10SFelipe Balbi depends on GENERIC_SCHED_CLOCK 256bb0eb050SDaniel Lezcano select TIMER_OF if OF 257fe851f56SFelipe Balbi help 258fe851f56SFelipe Balbi This option enables support for Texas Instruments 32.768 Hz clocksource 259fe851f56SFelipe Balbi available on many OMAP-like platforms. 260fe851f56SFelipe Balbi 261a5322457SNoam Camusconfig CLKSRC_NPS 262a5322457SNoam Camus bool "NPS400 clocksource driver" if COMPILE_TEST 263a5322457SNoam Camus depends on !PHYS_ADDR_T_64BIT 264a5322457SNoam Camus select CLKSRC_MMIO 265bb0eb050SDaniel Lezcano select TIMER_OF if OF 266a5322457SNoam Camus help 267a5322457SNoam Camus NPS400 clocksource support. 268a5322457SNoam Camus Got 64 bit counter with update rate up to 1000MHz. 269a5322457SNoam Camus This counter is accessed via couple of 32 bit memory mapped registers. 270a5322457SNoam Camus 271e37e4593SMaxime Coquelinconfig CLKSRC_STM32 2721cb6c215SPaul Gortmaker bool "Clocksource for STM32 SoCs" if !ARCH_STM32 2731cb6c215SPaul Gortmaker depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST) 274e37e4593SMaxime Coquelin select CLKSRC_MMIO 275d04af490SBenjamin Gaignard select TIMER_OF 276e37e4593SMaxime Coquelin 2770302637fSVladimir Murzinconfig CLKSRC_MPS2 2780302637fSVladimir Murzin bool "Clocksource for MPS2 SoCs" if COMPILE_TEST 2790302637fSVladimir Murzin depends on GENERIC_SCHED_CLOCK 2800302637fSVladimir Murzin select CLKSRC_MMIO 281bb0eb050SDaniel Lezcano select TIMER_OF 2820302637fSVladimir Murzin 283c4c9a040SVineet Guptaconfig ARC_TIMERS 284c4c9a040SVineet Gupta bool "Support for 32-bit TIMERn counters in ARC Cores" if COMPILE_TEST 285bb0eb050SDaniel Lezcano select TIMER_OF 286c4c9a040SVineet Gupta help 287c4c9a040SVineet Gupta These are legacy 32-bit TIMER0 and TIMER1 counters found on all ARC cores 288c4c9a040SVineet Gupta (ARC700 as well as ARC HS38). 289c4c9a040SVineet Gupta TIMER0 serves as clockevent while TIMER1 provides clocksource 290c4c9a040SVineet Gupta 291c4c9a040SVineet Guptaconfig ARC_TIMERS_64BIT 292c4c9a040SVineet Gupta bool "Support for 64-bit counters in ARC HS38 cores" if COMPILE_TEST 293c4c9a040SVineet Gupta depends on ARC_TIMERS 294bb0eb050SDaniel Lezcano select TIMER_OF 295c4c9a040SVineet Gupta help 296c4c9a040SVineet Gupta This enables 2 different 64-bit timers: RTC (for UP) and GFRC (for SMP) 297c4c9a040SVineet Gupta RTC is implemented inside the core, while GFRC sits outside the core in 298c4c9a040SVineet Gupta ARConnect IP block. Driver automatically picks one of them for clocksource 299c4c9a040SVineet Gupta as appropriate. 300c4c9a040SVineet Gupta 3018a4da6e3SMark Rutlandconfig ARM_ARCH_TIMER 3028a4da6e3SMark Rutland bool 303bb0eb050SDaniel Lezcano select TIMER_OF if OF 304fa1bffabSDaniel Lezcano select TIMER_ACPI if ACPI 305a2c5d4edSJames Hogan 306037f6377SWill Deaconconfig ARM_ARCH_TIMER_EVTSTREAM 30746fd5c6bSWill Deacon bool "Enable ARM architected timer event stream generation by default" 308037f6377SWill Deacon default y if ARM_ARCH_TIMER 30977f7ce9aSStephen Boyd depends on ARM_ARCH_TIMER 310037f6377SWill Deacon help 31146fd5c6bSWill Deacon This option enables support by default for event stream generation 31246fd5c6bSWill Deacon based on the ARM architected timer. It is used for waking up CPUs 31346fd5c6bSWill Deacon executing the wfe instruction at a frequency represented as a 31446fd5c6bSWill Deacon power-of-2 divisor of the clock rate. The behaviour can also be 31546fd5c6bSWill Deacon overridden on the command line using the 31646fd5c6bSWill Deacon clocksource.arm_arch_timer.evtstream parameter. 317037f6377SWill Deacon The main use of the event stream is wfe-based timeouts of userspace 318037f6377SWill Deacon locking implementations. It might also be useful for imposing timeout 319037f6377SWill Deacon on wfe to safeguard against any programming errors in case an expected 320037f6377SWill Deacon event is not generated. 321037f6377SWill Deacon This must be disabled for hardware validation purposes to detect any 322037f6377SWill Deacon hardware anomalies of missing events. 323037f6377SWill Deacon 32416d10ef2SDing Tianhongconfig ARM_ARCH_TIMER_OOL_WORKAROUND 32516d10ef2SDing Tianhong bool 32616d10ef2SDing Tianhong 327f6dc1576SScott Woodconfig FSL_ERRATUM_A008585 328f6dc1576SScott Wood bool "Workaround for Freescale/NXP Erratum A-008585" 329f6dc1576SScott Wood default y 330f6dc1576SScott Wood depends on ARM_ARCH_TIMER && ARM64 33116d10ef2SDing Tianhong select ARM_ARCH_TIMER_OOL_WORKAROUND 332f6dc1576SScott Wood help 333f6dc1576SScott Wood This option enables a workaround for Freescale/NXP Erratum 334f6dc1576SScott Wood A-008585 ("ARM generic timer may contain an erroneous 335f6dc1576SScott Wood value"). The workaround will only be active if the 336f6dc1576SScott Wood fsl,erratum-a008585 property is found in the timer node. 337f6dc1576SScott Wood 338bb42ca47SDing Tianhongconfig HISILICON_ERRATUM_161010101 339bb42ca47SDing Tianhong bool "Workaround for Hisilicon Erratum 161010101" 340bb42ca47SDing Tianhong default y 341bb42ca47SDing Tianhong select ARM_ARCH_TIMER_OOL_WORKAROUND 342bb42ca47SDing Tianhong depends on ARM_ARCH_TIMER && ARM64 343bb42ca47SDing Tianhong help 344bb42ca47SDing Tianhong This option enables a workaround for Hisilicon Erratum 345bb42ca47SDing Tianhong 161010101. The workaround will be active if the hisilicon,erratum-161010101 346bb42ca47SDing Tianhong property is found in the timer node. 347bb42ca47SDing Tianhong 348fa8d815fSMarc Zyngierconfig ARM64_ERRATUM_858921 349fa8d815fSMarc Zyngier bool "Workaround for Cortex-A73 erratum 858921" 350fa8d815fSMarc Zyngier default y 351fa8d815fSMarc Zyngier select ARM_ARCH_TIMER_OOL_WORKAROUND 352fa8d815fSMarc Zyngier depends on ARM_ARCH_TIMER && ARM64 353fa8d815fSMarc Zyngier help 354fa8d815fSMarc Zyngier This option enables a workaround applicable to Cortex-A73 355fa8d815fSMarc Zyngier (all versions), whose counter may return incorrect values. 356fa8d815fSMarc Zyngier The workaround will be dynamically enabled when an affected 357fa8d815fSMarc Zyngier core is detected. 358fa8d815fSMarc Zyngier 359c1b40e44SStuart Menefyconfig ARM_GLOBAL_TIMER 36067a87a43SDaniel Lezcano bool "Support for the ARM global timer" if COMPILE_TEST 361bb0eb050SDaniel Lezcano select TIMER_OF if OF 36267a87a43SDaniel Lezcano depends on ARM 363c1b40e44SStuart Menefy help 364c1b40e44SStuart Menefy This options enables support for the ARM global timer unit 365c1b40e44SStuart Menefy 3660b7402dcSSudeep Hollaconfig ARM_TIMER_SP804 3670b7402dcSSudeep Holla bool "Support for Dual Timer SP804 module" 368002af195SGuenter Roeck depends on GENERIC_SCHED_CLOCK && CLKDEV_LOOKUP 3690b7402dcSSudeep Holla select CLKSRC_MMIO 370bb0eb050SDaniel Lezcano select TIMER_OF if OF 3710b7402dcSSudeep Holla 372c1b40e44SStuart Menefyconfig CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK 373c1b40e44SStuart Menefy bool 374c1b40e44SStuart Menefy depends on ARM_GLOBAL_TIMER 375c1b40e44SStuart Menefy default y 376c1b40e44SStuart Menefy help 377c1b40e44SStuart Menefy Use ARM global timer clock source as sched_clock 378c1b40e44SStuart Menefy 3794958ebb3SMaxime Coquelinconfig ARMV7M_SYSTICK 380e2146d86SDaniel Lezcano bool "Support for the ARMv7M system time" if COMPILE_TEST 381bb0eb050SDaniel Lezcano select TIMER_OF if OF 3824958ebb3SMaxime Coquelin select CLKSRC_MMIO 3834958ebb3SMaxime Coquelin help 3844958ebb3SMaxime Coquelin This options enables support for the ARMv7M system timer unit 3854958ebb3SMaxime Coquelin 386b052ff30SMaxime Ripardconfig ATMEL_PIT 387bb0eb050SDaniel Lezcano select TIMER_OF if OF 388b052ff30SMaxime Ripard def_bool SOC_AT91SAM9 || SOC_SAMA5 389b052ff30SMaxime Ripard 390b53cdd03SAlexandre Belloniconfig ATMEL_ST 391b988d3f0SDaniel Lezcano bool "Atmel ST timer support" if COMPILE_TEST 392bb0eb050SDaniel Lezcano select TIMER_OF 3937ab7ef74SAlexandre Belloni select MFD_SYSCON 394b988d3f0SDaniel Lezcano help 395b988d3f0SDaniel Lezcano Support for the Atmel ST timer. 396b53cdd03SAlexandre Belloni 397a2c5d4edSJames Hoganconfig CLKSRC_METAG_GENERIC 398a2c5d4edSJames Hogan def_bool y if METAG 399a2c5d4edSJames Hogan help 400a2c5d4edSJames Hogan This option enables support for the Meta per-thread timers. 4016938d75aSThomas Abraham 4026938d75aSThomas Abrahamconfig CLKSRC_EXYNOS_MCT 40339366ef4SDaniel Lezcano bool "Exynos multi core timer driver" if COMPILE_TEST 404f1a4c1f3SChanwoo Choi depends on ARM || ARM64 4056938d75aSThomas Abraham help 4066938d75aSThomas Abraham Support for Multi Core Timer controller on Exynos SoCs. 407241a9871SArnd Bergmann 408f1189989STomasz Figaconfig CLKSRC_SAMSUNG_PWM 409de37b0b5SAlexandre Belloni bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST 410d7023e62SRichard Weinberger depends on HAS_IOMEM 411f1189989STomasz Figa help 412f1189989STomasz Figa This is a new clocksource driver for the PWM timer found in 413f1189989STomasz Figa Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver 414f1189989STomasz Figa for all devicetree enabled platforms. This driver will be 415f1189989STomasz Figa needed only on systems that do not have the Exynos MCT available. 416c1967249SJingchang Lu 4172529c3a3SXiubo Liconfig FSL_FTM_TIMER 418ef49336bSDaniel Lezcano bool "Freescale FlexTimer Module driver" if COMPILE_TEST 419d7023e62SRichard Weinberger depends on HAS_IOMEM 42003724ac3SDaniel Lezcano select CLKSRC_MMIO 4212529c3a3SXiubo Li help 4222529c3a3SXiubo Li Support for Freescale FlexTimer Module (FTM) timer. 4232529c3a3SXiubo Li 424c1967249SJingchang Luconfig VF_PIT_TIMER 425c1967249SJingchang Lu bool 4262be6d9bfSArnd Bergmann select CLKSRC_MMIO 427c1967249SJingchang Lu help 428c1967249SJingchang Lu Support for Period Interrupt Timer on Freescale Vybrid Family SoCs. 429fd3f1270SMagnus Damm 43089355274SNeil Armstrongconfig OXNAS_RPS_TIMER 43189355274SNeil Armstrong bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST 432bb0eb050SDaniel Lezcano select TIMER_OF 43389355274SNeil Armstrong select CLKSRC_MMIO 43489355274SNeil Armstrong help 43589355274SNeil Armstrong This enables support for the Oxford Semiconductor OXNAS RPS timers. 43689355274SNeil Armstrong 437fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_CMT 438fd3f1270SMagnus Damm bool 439fd3f1270SMagnus Damm 440ecb3530dSMatthias Bruggerconfig MTK_TIMER 441fbca9eabSDaniel Lezcano bool "Mediatek timer driver" if COMPILE_TEST 4422f8a26c1SArnd Bergmann depends on HAS_IOMEM 443bb0eb050SDaniel Lezcano select TIMER_OF 444ecb3530dSMatthias Brugger select CLKSRC_MMIO 445fbca9eabSDaniel Lezcano help 446fbca9eabSDaniel Lezcano Support for Mediatek timer driver. 447ecb3530dSMatthias Brugger 448067bc914SBaolin Wangconfig SPRD_TIMER 449067bc914SBaolin Wang bool "Spreadtrum timer driver" if COMPILE_TEST 450067bc914SBaolin Wang depends on HAS_IOMEM 451067bc914SBaolin Wang select TIMER_OF 452067bc914SBaolin Wang help 453067bc914SBaolin Wang Enables support for the Spreadtrum timer driver. 454067bc914SBaolin Wang 455fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_MTU2 456fd3f1270SMagnus Damm bool 457fd3f1270SMagnus Damm 458fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_TMU 459fd3f1270SMagnus Damm bool 460fd3f1270SMagnus Damm 461fd3f1270SMagnus Dammconfig SYS_SUPPORTS_EM_STI 462fd3f1270SMagnus Damm bool 463fd3f1270SMagnus Damm 4649995f4f1SRich Felkerconfig CLKSRC_JCORE_PIT 4659995f4f1SRich Felker bool "J-Core PIT timer driver" if COMPILE_TEST 4669995f4f1SRich Felker depends on OF 4679995f4f1SRich Felker depends on HAS_IOMEM 4689995f4f1SRich Felker select CLKSRC_MMIO 4699995f4f1SRich Felker help 4709995f4f1SRich Felker This enables build of clocksource and clockevent driver for 4719995f4f1SRich Felker the integrated PIT in the J-Core synthesizable, open source SoC. 4729995f4f1SRich Felker 473fd3f1270SMagnus Dammconfig SH_TIMER_CMT 474fd3f1270SMagnus Damm bool "Renesas CMT timer driver" if COMPILE_TEST 47511bc26feSRichard Weinberger depends on HAS_IOMEM 476fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_CMT 477fd3f1270SMagnus Damm help 478fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 479fd3f1270SMagnus Damm the Compare Match Timer (CMT) hardware available in 16/32/48-bit 480fd3f1270SMagnus Damm variants on a wide range of Mobile and Automotive SoCs from Renesas. 481fd3f1270SMagnus Damm 482fd3f1270SMagnus Dammconfig SH_TIMER_MTU2 483fd3f1270SMagnus Damm bool "Renesas MTU2 timer driver" if COMPILE_TEST 48411bc26feSRichard Weinberger depends on HAS_IOMEM 485fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_MTU2 486fd3f1270SMagnus Damm help 487fd3f1270SMagnus Damm This enables build of a clockevent driver for the Multi-Function 4887e139187SKuninori Morimoto Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas. 489fd3f1270SMagnus Damm This hardware comes with 16 bit-timer registers. 490fd3f1270SMagnus Damm 491fb6002a8SChris Brandtconfig RENESAS_OSTM 492fb6002a8SChris Brandt bool "Renesas OSTM timer driver" if COMPILE_TEST 493fb6002a8SChris Brandt select CLKSRC_MMIO 494fb6002a8SChris Brandt help 495fb6002a8SChris Brandt Enables the support for the Renesas OSTM. 496fb6002a8SChris Brandt 497fd3f1270SMagnus Dammconfig SH_TIMER_TMU 498fd3f1270SMagnus Damm bool "Renesas TMU timer driver" if COMPILE_TEST 49911bc26feSRichard Weinberger depends on HAS_IOMEM 500fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_TMU 501fd3f1270SMagnus Damm help 502fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 503fd3f1270SMagnus Damm the 32-bit Timer Unit (TMU) hardware available on a wide range 504fd3f1270SMagnus Damm SoCs from Renesas. 505fd3f1270SMagnus Damm 506fd3f1270SMagnus Dammconfig EM_TIMER_STI 507fd3f1270SMagnus Damm bool "Renesas STI timer driver" if COMPILE_TEST 5082f8a26c1SArnd Bergmann depends on HAS_IOMEM 509fd3f1270SMagnus Damm default SYS_SUPPORTS_EM_STI 510fd3f1270SMagnus Damm help 511fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 512fd3f1270SMagnus Damm the 48-bit System Timer (STI) hardware available on a SoCs 513fd3f1270SMagnus Damm such as EMEV2 from former NEC Electronics. 514dfc25e45SLinus Torvalds 5153f8e8ceeSKumar Galaconfig CLKSRC_QCOM 5163dc0e9f6SDaniel Lezcano bool "Qualcomm MSM timer" if COMPILE_TEST 5173dc0e9f6SDaniel Lezcano depends on ARM 518bb0eb050SDaniel Lezcano select TIMER_OF 5193dc0e9f6SDaniel Lezcano help 5203dc0e9f6SDaniel Lezcano This enables the clocksource and the per CPU clockevent driver for the 5213dc0e9f6SDaniel Lezcano Qualcomm SoCs. 522220e2a8dSPawel Moll 523220e2a8dSPawel Mollconfig CLKSRC_VERSATILE 5245cc87a4dSDaniel Lezcano bool "ARM Versatile (Express) reference platforms clock source" if COMPILE_TEST 5255cc87a4dSDaniel Lezcano depends on GENERIC_SCHED_CLOCK && !ARCH_USES_GETTIMEOFFSET 526bb0eb050SDaniel Lezcano select TIMER_OF 527220e2a8dSPawel Moll default y if MFD_VEXPRESS_SYSREG 528220e2a8dSPawel Moll help 529220e2a8dSPawel Moll This option enables clock source based on free running 530220e2a8dSPawel Moll counter available in the "System Registers" block of 531220e2a8dSPawel Moll ARM Versatile, RealView and Versatile Express reference 532220e2a8dSPawel Moll platforms. 53358394271SJean Delvare 534fa5635a2SAndrew Brestickerconfig CLKSRC_MIPS_GIC 535fa5635a2SAndrew Bresticker bool 536fa5635a2SAndrew Bresticker depends on MIPS_GIC 537bb0eb050SDaniel Lezcano select TIMER_OF 538fa5635a2SAndrew Bresticker 539ccd63ce4SMarc Gonzalezconfig CLKSRC_TANGO_XTAL 5405a7351f0SDaniel Lezcano bool "Clocksource for Tango SoC" if COMPILE_TEST 5415a7351f0SDaniel Lezcano depends on ARM 542bb0eb050SDaniel Lezcano select TIMER_OF 5430881841fSDaniel Lezcano select CLKSRC_MMIO 5445a7351f0SDaniel Lezcano help 5455a7351f0SDaniel Lezcano This enables the clocksource for Tango SoC 546ccd63ce4SMarc Gonzalez 547e074ff86SDmitry Eremin-Solenikovconfig CLKSRC_PXA 5485ae996cbSDaniel Lezcano bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST 549d7023e62SRichard Weinberger depends on HAS_IOMEM 5505ae996cbSDaniel Lezcano select CLKSRC_MMIO 551e074ff86SDmitry Eremin-Solenikov help 552e074ff86SDmitry Eremin-Solenikov This enables OST0 support available on PXA and SA-11x0 553e074ff86SDmitry Eremin-Solenikov platforms. 554618b902dSYoshinori Sato 55597a23bebSDaniel Lezcanoconfig H8300_TMR8 55646e7c3c6SDaniel Lezcano bool "Clockevent timer for the H8300 platform" if COMPILE_TEST 5572f8a26c1SArnd Bergmann depends on HAS_IOMEM 55846e7c3c6SDaniel Lezcano help 55946e7c3c6SDaniel Lezcano This enables the 8 bits timer for the H8300 platform. 56097a23bebSDaniel Lezcano 561618b902dSYoshinori Satoconfig H8300_TMR16 56246e7c3c6SDaniel Lezcano bool "Clockevent timer for the H83069 platform" if COMPILE_TEST 5632f8a26c1SArnd Bergmann depends on HAS_IOMEM 56446e7c3c6SDaniel Lezcano help 56546e7c3c6SDaniel Lezcano This enables the 16 bits timer for the H8300 platform with the 56646e7c3c6SDaniel Lezcano H83069 cpu. 567618b902dSYoshinori Sato 568618b902dSYoshinori Satoconfig H8300_TPU 56946e7c3c6SDaniel Lezcano bool "Clocksource for the H8300 platform" if COMPILE_TEST 5702f8a26c1SArnd Bergmann depends on HAS_IOMEM 57146e7c3c6SDaniel Lezcano help 57246e7c3c6SDaniel Lezcano This enables the clocksource for the H8300 platform with the 57346e7c3c6SDaniel Lezcano H8S2678 cpu. 574618b902dSYoshinori Sato 575bea5af41SShawn Guoconfig CLKSRC_IMX_GPT 576bea5af41SShawn Guo bool "Clocksource using i.MX GPT" if COMPILE_TEST 577bea5af41SShawn Guo depends on ARM && CLKDEV_LOOKUP 578bea5af41SShawn Guo select CLKSRC_MMIO 579bea5af41SShawn Guo 580059ab7b8SDong Aishengconfig CLKSRC_IMX_TPM 581059ab7b8SDong Aisheng bool "Clocksource using i.MX TPM" if COMPILE_TEST 5822f8a26c1SArnd Bergmann depends on ARM && CLKDEV_LOOKUP 583059ab7b8SDong Aisheng select CLKSRC_MMIO 584059ab7b8SDong Aisheng help 585059ab7b8SDong Aisheng Enable this option to use IMX Timer/PWM Module (TPM) timer as 586059ab7b8SDong Aisheng clocksource. 587059ab7b8SDong Aisheng 58870bef01cSLee Jonesconfig CLKSRC_ST_LPC 589baacaf83SDaniel Lezcano bool "Low power clocksource found in the LPC" if COMPILE_TEST 590bb0eb050SDaniel Lezcano select TIMER_OF if OF 591863ee050SRichard Weinberger depends on HAS_IOMEM 5922be6d9bfSArnd Bergmann select CLKSRC_MMIO 59370bef01cSLee Jones help 59470bef01cSLee Jones Enable this option to use the Low Power controller timer 59570bef01cSLee Jones as clocksource. 59670bef01cSLee Jones 59758394271SJean Delvareendmenu 598