1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 258394271SJean Delvaremenu "Clock Source drivers" 32f8a26c1SArnd Bergmann depends on GENERIC_CLOCKEVENTS 458394271SJean Delvare 5bb0eb050SDaniel Lezcanoconfig TIMER_OF 6ae278a93SStephen Warren bool 7bb0eb050SDaniel Lezcano select TIMER_PROBE 8aad83b15SMarc Zyngier 9fa1bffabSDaniel Lezcanoconfig TIMER_ACPI 10aad83b15SMarc Zyngier bool 11bb0eb050SDaniel Lezcano select TIMER_PROBE 12aad83b15SMarc Zyngier 13bb0eb050SDaniel Lezcanoconfig TIMER_PROBE 14aad83b15SMarc Zyngier bool 15ae278a93SStephen Warren 1689c0b8e2SRussell Kingconfig CLKSRC_I8253 1789c0b8e2SRussell King bool 18442c8176SRussell King 19e6220bdcSThomas Gleixnerconfig CLKEVT_I8253 20e6220bdcSThomas Gleixner bool 21e6220bdcSThomas Gleixner 2215f304b6SRalf Baechleconfig I8253_LOCK 2315f304b6SRalf Baechle bool 2415f304b6SRalf Baechle 25af04aa85SKeerthyconfig OMAP_DM_TIMER 26af04aa85SKeerthy bool 27af04aa85SKeerthy 2815f304b6SRalf Baechleconfig CLKBLD_I8253 29e6220bdcSThomas Gleixner def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK 3015f304b6SRalf Baechle 31442c8176SRussell Kingconfig CLKSRC_MMIO 32442c8176SRussell King bool 3306c3df49SJamie Iles 342ea879a7SDaniel Lezcanoconfig BCM2835_TIMER 352ea879a7SDaniel Lezcano bool "BCM2835 timer driver" if COMPILE_TEST 362ea879a7SDaniel Lezcano select CLKSRC_MMIO 372ea879a7SDaniel Lezcano help 382ea879a7SDaniel Lezcano Enables the support for the BCM2835 timer driver. 392ea879a7SDaniel Lezcano 401cad71e3SDaniel Lezcanoconfig BCM_KONA_TIMER 411cad71e3SDaniel Lezcano bool "BCM mobile timer driver" if COMPILE_TEST 421cad71e3SDaniel Lezcano select CLKSRC_MMIO 431cad71e3SDaniel Lezcano help 441cad71e3SDaniel Lezcano Enables the support for the BCM Kona mobile timer driver. 451cad71e3SDaniel Lezcano 46721154f9SBartosz Golaszewskiconfig DAVINCI_TIMER 47721154f9SBartosz Golaszewski bool "Texas Instruments DaVinci timer driver" if COMPILE_TEST 48721154f9SBartosz Golaszewski help 49721154f9SBartosz Golaszewski Enables the support for the TI DaVinci timer driver. 50721154f9SBartosz Golaszewski 519b8bb773SBaruch Siachconfig DIGICOLOR_TIMER 52e6c1db13SDaniel Lezcano bool "Digicolor timer driver" if COMPILE_TEST 532be6d9bfSArnd Bergmann select CLKSRC_MMIO 54d7023e62SRichard Weinberger depends on HAS_IOMEM 55e6c1db13SDaniel Lezcano help 56e6c1db13SDaniel Lezcano Enables the support for the digicolor timer driver. 579b8bb773SBaruch Siach 5806c3df49SJamie Ilesconfig DW_APB_TIMER 595b097f6bSDaniel Lezcano bool "DW APB timer driver" if COMPILE_TEST 605b097f6bSDaniel Lezcano help 615b097f6bSDaniel Lezcano Enables the support for the dw_apb timer. 62489bcceaSMattias Wallin 63cfda5901SDinh Nguyenconfig DW_APB_TIMER_OF 64cfda5901SDinh Nguyen bool 651b4eca0fSHeiko Stuebner select DW_APB_TIMER 66bb0eb050SDaniel Lezcano select TIMER_OF 67cfda5901SDinh Nguyen 68f5bf0ee4SLinus Walleijconfig FTTMR010_TIMER 69f5bf0ee4SLinus Walleij bool "Faraday Technology timer driver" if COMPILE_TEST 704750535bSLinus Walleij depends on HAS_IOMEM 714750535bSLinus Walleij select CLKSRC_MMIO 72bb0eb050SDaniel Lezcano select TIMER_OF 734750535bSLinus Walleij select MFD_SYSCON 744750535bSLinus Walleij help 75f5bf0ee4SLinus Walleij Enables support for the Faraday Technology timer block 76f5bf0ee4SLinus Walleij FTTMR010. 774750535bSLinus Walleij 7813e0b405SLinus Walleijconfig IXP4XX_TIMER 7913e0b405SLinus Walleij bool "Intel XScale IXP4xx timer driver" if COMPILE_TEST 8013e0b405SLinus Walleij depends on HAS_IOMEM 8113e0b405SLinus Walleij select CLKSRC_MMIO 82*7a3b8758SArnd Bergmann select TIMER_OF if OF 8313e0b405SLinus Walleij help 8413e0b405SLinus Walleij Enables support for the Intel XScale IXP4xx SoC timer. 8513e0b405SLinus Walleij 86468b8c4cSDaniel Lezcanoconfig ROCKCHIP_TIMER 8740ada2aaSDaniel Lezcano bool "Rockchip timer driver" if COMPILE_TEST 8840ada2aaSDaniel Lezcano depends on ARM || ARM64 89bb0eb050SDaniel Lezcano select TIMER_OF 905e0a39d0SAlexander Kochetkov select CLKSRC_MMIO 9140ada2aaSDaniel Lezcano help 9206293463SRandy Dunlap Enables the support for the Rockchip timer driver. 93468b8c4cSDaniel Lezcano 946fe9cbd1SGregory CLEMENTconfig ARMADA_370_XP_TIMER 959519e80cSDaniel Lezcano bool "Armada 370 and XP timer driver" if COMPILE_TEST 969519e80cSDaniel Lezcano depends on ARM 97bb0eb050SDaniel Lezcano select TIMER_OF 982be6d9bfSArnd Bergmann select CLKSRC_MMIO 999519e80cSDaniel Lezcano help 1009519e80cSDaniel Lezcano Enables the support for the Armada 370 and XP timer driver. 1016fe9cbd1SGregory CLEMENT 102e4a6b378SCarlo Caioneconfig MESON6_TIMER 1030b7a7bb7SDaniel Lezcano bool "Meson6 timer driver" if COMPILE_TEST 1047b6b0a45SBeniamino Galvani select CLKSRC_MMIO 1050b7a7bb7SDaniel Lezcano help 1060b7a7bb7SDaniel Lezcano Enables the support for the Meson6 timer driver. 107e4a6b378SCarlo Caione 1080c1dcfd5SSebastian Hesselbarthconfig ORION_TIMER 109c9165549SDaniel Lezcano bool "Orion timer driver" if COMPILE_TEST 110c9165549SDaniel Lezcano depends on ARM 111bb0eb050SDaniel Lezcano select TIMER_OF 1120c1dcfd5SSebastian Hesselbarth select CLKSRC_MMIO 113c9165549SDaniel Lezcano help 114c9165549SDaniel Lezcano Enables the support for the Orion timer driver 1150c1dcfd5SSebastian Hesselbarth 1164be78a86SAndreas Färberconfig OWL_TIMER 1174be78a86SAndreas Färber bool "Owl timer driver" if COMPILE_TEST 1184be78a86SAndreas Färber select CLKSRC_MMIO 1194be78a86SAndreas Färber help 1204be78a86SAndreas Färber Enables the support for the Actions Semi Owl timer driver. 1214be78a86SAndreas Färber 1227f83a132SManivannan Sadhasivamconfig RDA_TIMER 1237f83a132SManivannan Sadhasivam bool "RDA timer driver" if COMPILE_TEST 1247f83a132SManivannan Sadhasivam select CLKSRC_MMIO 1257f83a132SManivannan Sadhasivam select TIMER_OF 1267f83a132SManivannan Sadhasivam help 1277f83a132SManivannan Sadhasivam Enables the support for the RDA Micro timer driver. 1287f83a132SManivannan Sadhasivam 129119fd635SMaxime Ripardconfig SUN4I_TIMER 130b4fcd48bSDaniel Lezcano bool "Sun4i timer driver" if COMPILE_TEST 131d7023e62SRichard Weinberger depends on HAS_IOMEM 13271c568c0SMaxime Ripard select CLKSRC_MMIO 133239751edSDaniel Lezcano select TIMER_OF 134b4fcd48bSDaniel Lezcano help 135b4fcd48bSDaniel Lezcano Enables support for the Sun4i timer. 136b2ac5d75SMaxime Ripard 13767905540SMaxime Ripardconfig SUN5I_HSTIMER 138f0c5afb7SDaniel Lezcano bool "Sun5i timer driver" if COMPILE_TEST 13967905540SMaxime Ripard select CLKSRC_MMIO 140f0c5afb7SDaniel Lezcano depends on COMMON_CLK 141f0c5afb7SDaniel Lezcano help 142f0c5afb7SDaniel Lezcano Enables support the Sun5i timer. 14367905540SMaxime Ripard 144910978e7SThierry Redingconfig TEGRA_TIMER 145adce4bc8SDaniel Lezcano bool "Tegra timer driver" if COMPILE_TEST 1462be6d9bfSArnd Bergmann select CLKSRC_MMIO 147b4822dc7SJoseph Lo select TIMER_OF 148acb4bb3fSDmitry Osipenko depends on ARCH_TEGRA || COMPILE_TEST 149adce4bc8SDaniel Lezcano help 150adce4bc8SDaniel Lezcano Enables support for the Tegra driver. 151910978e7SThierry Reding 152ff7ec345STony Priskconfig VT8500_TIMER 153b4bdf7efSDaniel Lezcano bool "VT8500 timer driver" if COMPILE_TEST 154d7023e62SRichard Weinberger depends on HAS_IOMEM 155b4bdf7efSDaniel Lezcano help 156b4bdf7efSDaniel Lezcano Enables support for the VT8500 driver. 157ff7ec345STony Prisk 1581c00289eSTomer Maimonconfig NPCM7XX_TIMER 1591c00289eSTomer Maimon bool "NPCM7xx timer driver" if COMPILE_TEST 1601c00289eSTomer Maimon depends on HAS_IOMEM 16199834eeaSArnd Bergmann select TIMER_OF 1621c00289eSTomer Maimon select CLKSRC_MMIO 1631c00289eSTomer Maimon help 1641c00289eSTomer Maimon Enable 24-bit TIMER0 and TIMER1 counters in the NPCM7xx architecture, 16506293463SRandy Dunlap where TIMER0 serves as clockevent and TIMER1 serves as clocksource. 1661c00289eSTomer Maimon 1674f0f234fSMichal Simekconfig CADENCE_TTC_TIMER 16857f49318SDaniel Lezcano bool "Cadence TTC timer driver" if COMPILE_TEST 16957f49318SDaniel Lezcano depends on COMMON_CLK 17057f49318SDaniel Lezcano help 17106293463SRandy Dunlap Enables support for the Cadence TTC driver. 1724f0f234fSMichal Simek 173a8b1b9fcSDaniel Lezcanoconfig ASM9260_TIMER 174b9755841SDaniel Lezcano bool "ASM9260 timer driver" if COMPILE_TEST 175a8b1b9fcSDaniel Lezcano select CLKSRC_MMIO 176bb0eb050SDaniel Lezcano select TIMER_OF 177b9755841SDaniel Lezcano help 178b9755841SDaniel Lezcano Enables support for the ASM9260 timer. 179a8b1b9fcSDaniel Lezcano 180694e33a7SLinus Walleijconfig CLKSRC_NOMADIK_MTU 18170329653SDaniel Lezcano bool "Nomakdik clocksource driver" if COMPILE_TEST 18270329653SDaniel Lezcano depends on ARM 183694e33a7SLinus Walleij select CLKSRC_MMIO 184694e33a7SLinus Walleij help 185694e33a7SLinus Walleij Support for Multi Timer Unit. MTU provides access 186694e33a7SLinus Walleij to multiple interrupt generating programmable 187694e33a7SLinus Walleij 32-bit free running decrementing counters. 188694e33a7SLinus Walleij 189489bcceaSMattias Wallinconfig CLKSRC_DBX500_PRCMU 1901becd6edSDaniel Lezcano bool "Clocksource PRCMU Timer" if COMPILE_TEST 191d7023e62SRichard Weinberger depends on HAS_IOMEM 192489bcceaSMattias Wallin help 19306293463SRandy Dunlap Use the always on PRCMU Timer as clocksource. 194489bcceaSMattias Wallin 195ecf0efdcSDaniel Lezcanoconfig CLPS711X_TIMER 19606293463SRandy Dunlap bool "Cirrus Logic timer driver" if COMPILE_TEST 197ecf0efdcSDaniel Lezcano select CLKSRC_MMIO 198ecf0efdcSDaniel Lezcano help 199ecf0efdcSDaniel Lezcano Enables support for the Cirrus Logic PS711 timer. 200ecf0efdcSDaniel Lezcano 201b56d5d21SDaniel Lezcanoconfig ATLAS7_TIMER 202b56d5d21SDaniel Lezcano bool "Atlas7 timer driver" if COMPILE_TEST 203b56d5d21SDaniel Lezcano select CLKSRC_MMIO 204b56d5d21SDaniel Lezcano help 205b56d5d21SDaniel Lezcano Enables support for the Atlas7 timer. 206b56d5d21SDaniel Lezcano 207d81c50a0SDaniel Lezcanoconfig MXS_TIMER 20806293463SRandy Dunlap bool "MXS timer driver" if COMPILE_TEST 209d81c50a0SDaniel Lezcano select CLKSRC_MMIO 210d81c50a0SDaniel Lezcano select STMP_DEVICE 211d81c50a0SDaniel Lezcano help 21206293463SRandy Dunlap Enables support for the MXS timer. 213d81c50a0SDaniel Lezcano 214f3550d49SDaniel Lezcanoconfig PRIMA2_TIMER 215f3550d49SDaniel Lezcano bool "Prima2 timer driver" if COMPILE_TEST 216f3550d49SDaniel Lezcano select CLKSRC_MMIO 217f3550d49SDaniel Lezcano help 218f3550d49SDaniel Lezcano Enables support for the Prima2 timer. 219f3550d49SDaniel Lezcano 22085f98db4SDaniel Lezcanoconfig U300_TIMER 22185f98db4SDaniel Lezcano bool "U300 timer driver" if COMPILE_TEST 22285f98db4SDaniel Lezcano depends on ARM 22385f98db4SDaniel Lezcano select CLKSRC_MMIO 22485f98db4SDaniel Lezcano help 22585f98db4SDaniel Lezcano Enables support for the U300 timer. 22685f98db4SDaniel Lezcano 227d683b9dcSDaniel Lezcanoconfig NSPIRE_TIMER 228d683b9dcSDaniel Lezcano bool "NSpire timer driver" if COMPILE_TEST 229d683b9dcSDaniel Lezcano select CLKSRC_MMIO 230d683b9dcSDaniel Lezcano help 231d683b9dcSDaniel Lezcano Enables support for the Nspire timer. 232d683b9dcSDaniel Lezcano 233c12547a0SDaniel Lezcanoconfig KEYSTONE_TIMER 234c12547a0SDaniel Lezcano bool "Keystone timer driver" if COMPILE_TEST 235c12547a0SDaniel Lezcano depends on ARM || ARM64 236c12547a0SDaniel Lezcano select CLKSRC_MMIO 237c12547a0SDaniel Lezcano help 238c12547a0SDaniel Lezcano Enables support for the Keystone timer. 239c12547a0SDaniel Lezcano 240568c0342SDaniel Lezcanoconfig INTEGRATOR_AP_TIMER 24106293463SRandy Dunlap bool "Integrator-AP timer driver" if COMPILE_TEST 242568c0342SDaniel Lezcano select CLKSRC_MMIO 243568c0342SDaniel Lezcano help 24406293463SRandy Dunlap Enables support for the Integrator-AP timer. 245568c0342SDaniel Lezcano 2469c9b7818SUwe Kleine-Königconfig CLKSRC_EFM32 2479c9b7818SUwe Kleine-König bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32 2489c9b7818SUwe Kleine-König depends on OF && ARM && (ARCH_EFM32 || COMPILE_TEST) 24909ca2757SAxel Lin select CLKSRC_MMIO 2509c9b7818SUwe Kleine-König default ARCH_EFM32 2519c9b7818SUwe Kleine-König help 2529c9b7818SUwe Kleine-König Support to use the timers of EFM32 SoCs as clock source and clock 2539c9b7818SUwe Kleine-König event device. 2549c9b7818SUwe Kleine-König 255050dd322SJoachim Eastwoodconfig CLKSRC_LPC32XX 256ddcf48c7SDaniel Lezcano bool "Clocksource for LPC32XX" if COMPILE_TEST 2572f8a26c1SArnd Bergmann depends on HAS_IOMEM 2581b18fd20SEzequiel Garcia depends on ARM 259050dd322SJoachim Eastwood select CLKSRC_MMIO 260bb0eb050SDaniel Lezcano select TIMER_OF 261ddcf48c7SDaniel Lezcano help 262ddcf48c7SDaniel Lezcano Support for the LPC32XX clocksource. 263050dd322SJoachim Eastwood 26484583983SEzequiel Garciaconfig CLKSRC_PISTACHIO 265dfdb1652SDaniel Lezcano bool "Clocksource for Pistachio SoC" if COMPILE_TEST 2662f8a26c1SArnd Bergmann depends on HAS_IOMEM 267bb0eb050SDaniel Lezcano select TIMER_OF 268dfdb1652SDaniel Lezcano help 269dfdb1652SDaniel Lezcano Enables the clocksource for the Pistachio SoC. 27084583983SEzequiel Garcia 271fe851f56SFelipe Balbiconfig CLKSRC_TI_32K 272fe851f56SFelipe Balbi bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST 273dfedaf10SFelipe Balbi depends on GENERIC_SCHED_CLOCK 274bb0eb050SDaniel Lezcano select TIMER_OF if OF 275fe851f56SFelipe Balbi help 276fe851f56SFelipe Balbi This option enables support for Texas Instruments 32.768 Hz clocksource 277fe851f56SFelipe Balbi available on many OMAP-like platforms. 278fe851f56SFelipe Balbi 279e37e4593SMaxime Coquelinconfig CLKSRC_STM32 2801cb6c215SPaul Gortmaker bool "Clocksource for STM32 SoCs" if !ARCH_STM32 2811cb6c215SPaul Gortmaker depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST) 282e37e4593SMaxime Coquelin select CLKSRC_MMIO 283d04af490SBenjamin Gaignard select TIMER_OF 284e37e4593SMaxime Coquelin 28548b41c5eSBenjamin Gaignardconfig CLKSRC_STM32_LP 28648b41c5eSBenjamin Gaignard bool "Low power clocksource for STM32 SoCs" 28748b41c5eSBenjamin Gaignard depends on MFD_STM32_LPTIMER || COMPILE_TEST 28848b41c5eSBenjamin Gaignard 2890302637fSVladimir Murzinconfig CLKSRC_MPS2 2900302637fSVladimir Murzin bool "Clocksource for MPS2 SoCs" if COMPILE_TEST 2910302637fSVladimir Murzin depends on GENERIC_SCHED_CLOCK 2920302637fSVladimir Murzin select CLKSRC_MMIO 293bb0eb050SDaniel Lezcano select TIMER_OF 2940302637fSVladimir Murzin 295c4c9a040SVineet Guptaconfig ARC_TIMERS 296c4c9a040SVineet Gupta bool "Support for 32-bit TIMERn counters in ARC Cores" if COMPILE_TEST 297bf287607SAlexey Brodkin depends on GENERIC_SCHED_CLOCK 298bb0eb050SDaniel Lezcano select TIMER_OF 299c4c9a040SVineet Gupta help 300c4c9a040SVineet Gupta These are legacy 32-bit TIMER0 and TIMER1 counters found on all ARC cores 301c4c9a040SVineet Gupta (ARC700 as well as ARC HS38). 30206293463SRandy Dunlap TIMER0 serves as clockevent while TIMER1 provides clocksource. 303c4c9a040SVineet Gupta 304c4c9a040SVineet Guptaconfig ARC_TIMERS_64BIT 305c4c9a040SVineet Gupta bool "Support for 64-bit counters in ARC HS38 cores" if COMPILE_TEST 306c4c9a040SVineet Gupta depends on ARC_TIMERS 307bb0eb050SDaniel Lezcano select TIMER_OF 308c4c9a040SVineet Gupta help 30906293463SRandy Dunlap This enables 2 different 64-bit timers: RTC (for UP) and GFRC (for SMP). 310c4c9a040SVineet Gupta RTC is implemented inside the core, while GFRC sits outside the core in 311c4c9a040SVineet Gupta ARConnect IP block. Driver automatically picks one of them for clocksource 312c4c9a040SVineet Gupta as appropriate. 313c4c9a040SVineet Gupta 3148a4da6e3SMark Rutlandconfig ARM_ARCH_TIMER 3158a4da6e3SMark Rutland bool 316bb0eb050SDaniel Lezcano select TIMER_OF if OF 317fa1bffabSDaniel Lezcano select TIMER_ACPI if ACPI 318a2c5d4edSJames Hogan 319037f6377SWill Deaconconfig ARM_ARCH_TIMER_EVTSTREAM 32046fd5c6bSWill Deacon bool "Enable ARM architected timer event stream generation by default" 321037f6377SWill Deacon default y if ARM_ARCH_TIMER 32277f7ce9aSStephen Boyd depends on ARM_ARCH_TIMER 323037f6377SWill Deacon help 32446fd5c6bSWill Deacon This option enables support by default for event stream generation 32546fd5c6bSWill Deacon based on the ARM architected timer. It is used for waking up CPUs 32646fd5c6bSWill Deacon executing the wfe instruction at a frequency represented as a 32746fd5c6bSWill Deacon power-of-2 divisor of the clock rate. The behaviour can also be 32846fd5c6bSWill Deacon overridden on the command line using the 32946fd5c6bSWill Deacon clocksource.arm_arch_timer.evtstream parameter. 330037f6377SWill Deacon The main use of the event stream is wfe-based timeouts of userspace 331037f6377SWill Deacon locking implementations. It might also be useful for imposing timeout 332037f6377SWill Deacon on wfe to safeguard against any programming errors in case an expected 333037f6377SWill Deacon event is not generated. 334037f6377SWill Deacon This must be disabled for hardware validation purposes to detect any 335037f6377SWill Deacon hardware anomalies of missing events. 336037f6377SWill Deacon 33716d10ef2SDing Tianhongconfig ARM_ARCH_TIMER_OOL_WORKAROUND 33816d10ef2SDing Tianhong bool 33916d10ef2SDing Tianhong 340f6dc1576SScott Woodconfig FSL_ERRATUM_A008585 341f6dc1576SScott Wood bool "Workaround for Freescale/NXP Erratum A-008585" 342f6dc1576SScott Wood default y 343f6dc1576SScott Wood depends on ARM_ARCH_TIMER && ARM64 34416d10ef2SDing Tianhong select ARM_ARCH_TIMER_OOL_WORKAROUND 345f6dc1576SScott Wood help 346f6dc1576SScott Wood This option enables a workaround for Freescale/NXP Erratum 347f6dc1576SScott Wood A-008585 ("ARM generic timer may contain an erroneous 348f6dc1576SScott Wood value"). The workaround will only be active if the 349f6dc1576SScott Wood fsl,erratum-a008585 property is found in the timer node. 350f6dc1576SScott Wood 351bb42ca47SDing Tianhongconfig HISILICON_ERRATUM_161010101 352bb42ca47SDing Tianhong bool "Workaround for Hisilicon Erratum 161010101" 353bb42ca47SDing Tianhong default y 354bb42ca47SDing Tianhong select ARM_ARCH_TIMER_OOL_WORKAROUND 355bb42ca47SDing Tianhong depends on ARM_ARCH_TIMER && ARM64 356bb42ca47SDing Tianhong help 357bb42ca47SDing Tianhong This option enables a workaround for Hisilicon Erratum 358bb42ca47SDing Tianhong 161010101. The workaround will be active if the hisilicon,erratum-161010101 359bb42ca47SDing Tianhong property is found in the timer node. 360bb42ca47SDing Tianhong 361fa8d815fSMarc Zyngierconfig ARM64_ERRATUM_858921 362fa8d815fSMarc Zyngier bool "Workaround for Cortex-A73 erratum 858921" 363fa8d815fSMarc Zyngier default y 364fa8d815fSMarc Zyngier select ARM_ARCH_TIMER_OOL_WORKAROUND 365fa8d815fSMarc Zyngier depends on ARM_ARCH_TIMER && ARM64 366fa8d815fSMarc Zyngier help 367fa8d815fSMarc Zyngier This option enables a workaround applicable to Cortex-A73 368fa8d815fSMarc Zyngier (all versions), whose counter may return incorrect values. 369fa8d815fSMarc Zyngier The workaround will be dynamically enabled when an affected 370fa8d815fSMarc Zyngier core is detected. 371fa8d815fSMarc Zyngier 372c950ca8cSSamuel Hollandconfig SUN50I_ERRATUM_UNKNOWN1 373c950ca8cSSamuel Holland bool "Workaround for Allwinner A64 erratum UNKNOWN1" 374c950ca8cSSamuel Holland default y 375c950ca8cSSamuel Holland depends on ARM_ARCH_TIMER && ARM64 && ARCH_SUNXI 376c950ca8cSSamuel Holland select ARM_ARCH_TIMER_OOL_WORKAROUND 377c950ca8cSSamuel Holland help 378c950ca8cSSamuel Holland This option enables a workaround for instability in the timer on 379c950ca8cSSamuel Holland the Allwinner A64 SoC. The workaround will only be active if the 380c950ca8cSSamuel Holland allwinner,erratum-unknown1 property is found in the timer node. 381c950ca8cSSamuel Holland 382c1b40e44SStuart Menefyconfig ARM_GLOBAL_TIMER 38367a87a43SDaniel Lezcano bool "Support for the ARM global timer" if COMPILE_TEST 384bb0eb050SDaniel Lezcano select TIMER_OF if OF 38567a87a43SDaniel Lezcano depends on ARM 386c1b40e44SStuart Menefy help 38706293463SRandy Dunlap This option enables support for the ARM global timer unit. 388c1b40e44SStuart Menefy 3890b7402dcSSudeep Hollaconfig ARM_TIMER_SP804 390dfc82faaSDavid Abdurachmanov bool "Support for Dual Timer SP804 module" if COMPILE_TEST 391002af195SGuenter Roeck depends on GENERIC_SCHED_CLOCK && CLKDEV_LOOKUP 3920b7402dcSSudeep Holla select CLKSRC_MMIO 393bb0eb050SDaniel Lezcano select TIMER_OF if OF 3940b7402dcSSudeep Holla 395c1b40e44SStuart Menefyconfig CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK 396c1b40e44SStuart Menefy bool 397c1b40e44SStuart Menefy depends on ARM_GLOBAL_TIMER 398c1b40e44SStuart Menefy default y 399c1b40e44SStuart Menefy help 40006293463SRandy Dunlap Use ARM global timer clock source as sched_clock. 401c1b40e44SStuart Menefy 4024958ebb3SMaxime Coquelinconfig ARMV7M_SYSTICK 403e2146d86SDaniel Lezcano bool "Support for the ARMv7M system time" if COMPILE_TEST 404bb0eb050SDaniel Lezcano select TIMER_OF if OF 4054958ebb3SMaxime Coquelin select CLKSRC_MMIO 4064958ebb3SMaxime Coquelin help 40706293463SRandy Dunlap This option enables support for the ARMv7M system timer unit. 4084958ebb3SMaxime Coquelin 409b052ff30SMaxime Ripardconfig ATMEL_PIT 4102f982703SAlexandre Belloni bool "Atmel PIT support" if COMPILE_TEST 4112f982703SAlexandre Belloni depends on HAS_IOMEM 412bb0eb050SDaniel Lezcano select TIMER_OF if OF 4132f982703SAlexandre Belloni help 4142f982703SAlexandre Belloni Support for the Periodic Interval Timer found on Atmel SoCs. 415b052ff30SMaxime Ripard 416b53cdd03SAlexandre Belloniconfig ATMEL_ST 417b988d3f0SDaniel Lezcano bool "Atmel ST timer support" if COMPILE_TEST 418bd2746f0SMasahiro Yamada depends on HAS_IOMEM 419bb0eb050SDaniel Lezcano select TIMER_OF 4207ab7ef74SAlexandre Belloni select MFD_SYSCON 421b988d3f0SDaniel Lezcano help 422b988d3f0SDaniel Lezcano Support for the Atmel ST timer. 423b53cdd03SAlexandre Belloni 4246275f494SAlexandre Belloniconfig ATMEL_TCB_CLKSRC 4256275f494SAlexandre Belloni bool "Atmel TC Block timer driver" if COMPILE_TEST 4261ce861ceSAlexandre Belloni depends on ARM && HAS_IOMEM 4276275f494SAlexandre Belloni select TIMER_OF if OF 4286275f494SAlexandre Belloni help 4296275f494SAlexandre Belloni Support for Timer Counter Blocks on Atmel SoCs. 4306275f494SAlexandre Belloni 4316938d75aSThomas Abrahamconfig CLKSRC_EXYNOS_MCT 43239366ef4SDaniel Lezcano bool "Exynos multi core timer driver" if COMPILE_TEST 433f1a4c1f3SChanwoo Choi depends on ARM || ARM64 4346938d75aSThomas Abraham help 4356938d75aSThomas Abraham Support for Multi Core Timer controller on Exynos SoCs. 436241a9871SArnd Bergmann 437f1189989STomasz Figaconfig CLKSRC_SAMSUNG_PWM 438de37b0b5SAlexandre Belloni bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST 439d7023e62SRichard Weinberger depends on HAS_IOMEM 440f1189989STomasz Figa help 441f1189989STomasz Figa This is a new clocksource driver for the PWM timer found in 442f1189989STomasz Figa Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver 443f1189989STomasz Figa for all devicetree enabled platforms. This driver will be 444f1189989STomasz Figa needed only on systems that do not have the Exynos MCT available. 445c1967249SJingchang Lu 4462529c3a3SXiubo Liconfig FSL_FTM_TIMER 447ef49336bSDaniel Lezcano bool "Freescale FlexTimer Module driver" if COMPILE_TEST 448d7023e62SRichard Weinberger depends on HAS_IOMEM 44903724ac3SDaniel Lezcano select CLKSRC_MMIO 4502529c3a3SXiubo Li help 4512529c3a3SXiubo Li Support for Freescale FlexTimer Module (FTM) timer. 4522529c3a3SXiubo Li 453c1967249SJingchang Luconfig VF_PIT_TIMER 454c1967249SJingchang Lu bool 4552be6d9bfSArnd Bergmann select CLKSRC_MMIO 456c1967249SJingchang Lu help 45706293463SRandy Dunlap Support for Periodic Interrupt Timer on Freescale Vybrid Family SoCs. 458fd3f1270SMagnus Damm 45989355274SNeil Armstrongconfig OXNAS_RPS_TIMER 46089355274SNeil Armstrong bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST 461bb0eb050SDaniel Lezcano select TIMER_OF 46289355274SNeil Armstrong select CLKSRC_MMIO 46389355274SNeil Armstrong help 46489355274SNeil Armstrong This enables support for the Oxford Semiconductor OXNAS RPS timers. 46589355274SNeil Armstrong 466fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_CMT 467fd3f1270SMagnus Damm bool 468fd3f1270SMagnus Damm 469ecb3530dSMatthias Bruggerconfig MTK_TIMER 470fbca9eabSDaniel Lezcano bool "Mediatek timer driver" if COMPILE_TEST 4712f8a26c1SArnd Bergmann depends on HAS_IOMEM 472bb0eb050SDaniel Lezcano select TIMER_OF 473ecb3530dSMatthias Brugger select CLKSRC_MMIO 474fbca9eabSDaniel Lezcano help 475fbca9eabSDaniel Lezcano Support for Mediatek timer driver. 476ecb3530dSMatthias Brugger 477067bc914SBaolin Wangconfig SPRD_TIMER 4788a1ece26SChunyan Zhang bool "Spreadtrum timer driver" if EXPERT 479067bc914SBaolin Wang depends on HAS_IOMEM 4808a1ece26SChunyan Zhang depends on (ARCH_SPRD || COMPILE_TEST) 4818a1ece26SChunyan Zhang default ARCH_SPRD 482067bc914SBaolin Wang select TIMER_OF 483067bc914SBaolin Wang help 484067bc914SBaolin Wang Enables support for the Spreadtrum timer driver. 485067bc914SBaolin Wang 486fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_MTU2 487fd3f1270SMagnus Damm bool 488fd3f1270SMagnus Damm 489fd3f1270SMagnus Dammconfig SYS_SUPPORTS_SH_TMU 490fd3f1270SMagnus Damm bool 491fd3f1270SMagnus Damm 492fd3f1270SMagnus Dammconfig SYS_SUPPORTS_EM_STI 493fd3f1270SMagnus Damm bool 494fd3f1270SMagnus Damm 4959995f4f1SRich Felkerconfig CLKSRC_JCORE_PIT 4969995f4f1SRich Felker bool "J-Core PIT timer driver" if COMPILE_TEST 4979995f4f1SRich Felker depends on OF 4989995f4f1SRich Felker depends on HAS_IOMEM 4999995f4f1SRich Felker select CLKSRC_MMIO 5009995f4f1SRich Felker help 5019995f4f1SRich Felker This enables build of clocksource and clockevent driver for 5029995f4f1SRich Felker the integrated PIT in the J-Core synthesizable, open source SoC. 5039995f4f1SRich Felker 504fd3f1270SMagnus Dammconfig SH_TIMER_CMT 505fd3f1270SMagnus Damm bool "Renesas CMT timer driver" if COMPILE_TEST 50611bc26feSRichard Weinberger depends on HAS_IOMEM 507fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_CMT 508fd3f1270SMagnus Damm help 509fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 510fd3f1270SMagnus Damm the Compare Match Timer (CMT) hardware available in 16/32/48-bit 511fd3f1270SMagnus Damm variants on a wide range of Mobile and Automotive SoCs from Renesas. 512fd3f1270SMagnus Damm 513fd3f1270SMagnus Dammconfig SH_TIMER_MTU2 514fd3f1270SMagnus Damm bool "Renesas MTU2 timer driver" if COMPILE_TEST 51511bc26feSRichard Weinberger depends on HAS_IOMEM 516fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_MTU2 517fd3f1270SMagnus Damm help 518fd3f1270SMagnus Damm This enables build of a clockevent driver for the Multi-Function 5197e139187SKuninori Morimoto Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas. 52006293463SRandy Dunlap This hardware comes with 16-bit timer registers. 521fd3f1270SMagnus Damm 522fb6002a8SChris Brandtconfig RENESAS_OSTM 523fb6002a8SChris Brandt bool "Renesas OSTM timer driver" if COMPILE_TEST 524fb6002a8SChris Brandt select CLKSRC_MMIO 52522731423SGeert Uytterhoeven select TIMER_OF 526fb6002a8SChris Brandt help 527fb6002a8SChris Brandt Enables the support for the Renesas OSTM. 528fb6002a8SChris Brandt 529fd3f1270SMagnus Dammconfig SH_TIMER_TMU 530fd3f1270SMagnus Damm bool "Renesas TMU timer driver" if COMPILE_TEST 53111bc26feSRichard Weinberger depends on HAS_IOMEM 532fd3f1270SMagnus Damm default SYS_SUPPORTS_SH_TMU 533fd3f1270SMagnus Damm help 534fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 535fd3f1270SMagnus Damm the 32-bit Timer Unit (TMU) hardware available on a wide range 536fd3f1270SMagnus Damm SoCs from Renesas. 537fd3f1270SMagnus Damm 538fd3f1270SMagnus Dammconfig EM_TIMER_STI 539fd3f1270SMagnus Damm bool "Renesas STI timer driver" if COMPILE_TEST 5402f8a26c1SArnd Bergmann depends on HAS_IOMEM 541fd3f1270SMagnus Damm default SYS_SUPPORTS_EM_STI 542fd3f1270SMagnus Damm help 543fd3f1270SMagnus Damm This enables build of a clocksource and clockevent driver for 544fd3f1270SMagnus Damm the 48-bit System Timer (STI) hardware available on a SoCs 545fd3f1270SMagnus Damm such as EMEV2 from former NEC Electronics. 546dfc25e45SLinus Torvalds 5473f8e8ceeSKumar Galaconfig CLKSRC_QCOM 5483dc0e9f6SDaniel Lezcano bool "Qualcomm MSM timer" if COMPILE_TEST 5493dc0e9f6SDaniel Lezcano depends on ARM 550bb0eb050SDaniel Lezcano select TIMER_OF 5513dc0e9f6SDaniel Lezcano help 5523dc0e9f6SDaniel Lezcano This enables the clocksource and the per CPU clockevent driver for the 5533dc0e9f6SDaniel Lezcano Qualcomm SoCs. 554220e2a8dSPawel Moll 555220e2a8dSPawel Mollconfig CLKSRC_VERSATILE 5565cc87a4dSDaniel Lezcano bool "ARM Versatile (Express) reference platforms clock source" if COMPILE_TEST 55777f6c0b8SArnd Bergmann depends on GENERIC_SCHED_CLOCK 558bb0eb050SDaniel Lezcano select TIMER_OF 559bfed0edeSRob Herring default y if (ARCH_VEXPRESS || ARCH_VERSATILE) && ARM 560220e2a8dSPawel Moll help 561220e2a8dSPawel Moll This option enables clock source based on free running 562220e2a8dSPawel Moll counter available in the "System Registers" block of 563bfed0edeSRob Herring ARM Versatile and Versatile Express reference platforms. 56458394271SJean Delvare 565fa5635a2SAndrew Brestickerconfig CLKSRC_MIPS_GIC 566fa5635a2SAndrew Bresticker bool 567fa5635a2SAndrew Bresticker depends on MIPS_GIC 5687d7de1a6SSerge Semin select CLOCKSOURCE_WATCHDOG 569bb0eb050SDaniel Lezcano select TIMER_OF 570fa5635a2SAndrew Bresticker 571ccd63ce4SMarc Gonzalezconfig CLKSRC_TANGO_XTAL 5725a7351f0SDaniel Lezcano bool "Clocksource for Tango SoC" if COMPILE_TEST 5735a7351f0SDaniel Lezcano depends on ARM 574bb0eb050SDaniel Lezcano select TIMER_OF 5750881841fSDaniel Lezcano select CLKSRC_MMIO 5765a7351f0SDaniel Lezcano help 57706293463SRandy Dunlap This enables the clocksource for Tango SoC. 578ccd63ce4SMarc Gonzalez 579e074ff86SDmitry Eremin-Solenikovconfig CLKSRC_PXA 5805ae996cbSDaniel Lezcano bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST 581d7023e62SRichard Weinberger depends on HAS_IOMEM 5825ae996cbSDaniel Lezcano select CLKSRC_MMIO 583e074ff86SDmitry Eremin-Solenikov help 584e074ff86SDmitry Eremin-Solenikov This enables OST0 support available on PXA and SA-11x0 585e074ff86SDmitry Eremin-Solenikov platforms. 586618b902dSYoshinori Sato 58797a23bebSDaniel Lezcanoconfig H8300_TMR8 58846e7c3c6SDaniel Lezcano bool "Clockevent timer for the H8300 platform" if COMPILE_TEST 5892f8a26c1SArnd Bergmann depends on HAS_IOMEM 59046e7c3c6SDaniel Lezcano help 59146e7c3c6SDaniel Lezcano This enables the 8 bits timer for the H8300 platform. 59297a23bebSDaniel Lezcano 593618b902dSYoshinori Satoconfig H8300_TMR16 59446e7c3c6SDaniel Lezcano bool "Clockevent timer for the H83069 platform" if COMPILE_TEST 5952f8a26c1SArnd Bergmann depends on HAS_IOMEM 59646e7c3c6SDaniel Lezcano help 59746e7c3c6SDaniel Lezcano This enables the 16 bits timer for the H8300 platform with the 59806293463SRandy Dunlap H83069 CPU. 599618b902dSYoshinori Sato 600618b902dSYoshinori Satoconfig H8300_TPU 60146e7c3c6SDaniel Lezcano bool "Clocksource for the H8300 platform" if COMPILE_TEST 6022f8a26c1SArnd Bergmann depends on HAS_IOMEM 60346e7c3c6SDaniel Lezcano help 60446e7c3c6SDaniel Lezcano This enables the clocksource for the H8300 platform with the 60506293463SRandy Dunlap H8S2678 CPU. 606618b902dSYoshinori Sato 607bea5af41SShawn Guoconfig CLKSRC_IMX_GPT 608bea5af41SShawn Guo bool "Clocksource using i.MX GPT" if COMPILE_TEST 609df181e38SAnson Huang depends on (ARM || ARM64) && CLKDEV_LOOKUP 610bea5af41SShawn Guo select CLKSRC_MMIO 611bea5af41SShawn Guo 612059ab7b8SDong Aishengconfig CLKSRC_IMX_TPM 613059ab7b8SDong Aisheng bool "Clocksource using i.MX TPM" if COMPILE_TEST 614a6d0812aSAnson Huang depends on (ARM || ARM64) && CLKDEV_LOOKUP 615059ab7b8SDong Aisheng select CLKSRC_MMIO 616a6d0812aSAnson Huang select TIMER_OF 617059ab7b8SDong Aisheng help 618059ab7b8SDong Aisheng Enable this option to use IMX Timer/PWM Module (TPM) timer as 619059ab7b8SDong Aisheng clocksource. 620059ab7b8SDong Aisheng 6217117a44bSBai Pingconfig TIMER_IMX_SYS_CTR 6227117a44bSBai Ping bool "i.MX system counter timer" if COMPILE_TEST 6237117a44bSBai Ping select TIMER_OF 6247117a44bSBai Ping help 6257117a44bSBai Ping Enable this option to use i.MX system counter timer as a 6267117a44bSBai Ping clockevent. 6277117a44bSBai Ping 62870bef01cSLee Jonesconfig CLKSRC_ST_LPC 629baacaf83SDaniel Lezcano bool "Low power clocksource found in the LPC" if COMPILE_TEST 630bb0eb050SDaniel Lezcano select TIMER_OF if OF 631863ee050SRichard Weinberger depends on HAS_IOMEM 6322be6d9bfSArnd Bergmann select CLKSRC_MMIO 63370bef01cSLee Jones help 63470bef01cSLee Jones Enable this option to use the Low Power controller timer 63570bef01cSLee Jones as clocksource. 63670bef01cSLee Jones 63735dbb74aSRick Chenconfig ATCPIT100_TIMER 63835dbb74aSRick Chen bool "ATCPIT100 timer driver" 63935dbb74aSRick Chen depends on NDS32 || COMPILE_TEST 64035dbb74aSRick Chen depends on HAS_IOMEM 64135dbb74aSRick Chen select TIMER_OF 64235dbb74aSRick Chen default NDS32 64335dbb74aSRick Chen help 64435dbb74aSRick Chen This option enables support for the Andestech ATCPIT100 timers. 64535dbb74aSRick Chen 64662b01943SPalmer Dabbeltconfig RISCV_TIMER 6472bc3fc87SAnup Patel bool "Timer for the RISC-V platform" if COMPILE_TEST 648ab310544SKefeng Wang depends on GENERIC_SCHED_CLOCK && RISCV && RISCV_SBI 64962b01943SPalmer Dabbelt select TIMER_PROBE 65062b01943SPalmer Dabbelt select TIMER_OF 65162b01943SPalmer Dabbelt help 65262b01943SPalmer Dabbelt This enables the per-hart timer built into all RISC-V systems, which 65362b01943SPalmer Dabbelt is accessed via both the SBI and the rdcycle instruction. This is 65462b01943SPalmer Dabbelt required for all RISC-V systems. 65562b01943SPalmer Dabbelt 6562ac6795fSAnup Patelconfig CLINT_TIMER 6572ac6795fSAnup Patel bool "CLINT Timer for the RISC-V platform" if COMPILE_TEST 6582ac6795fSAnup Patel depends on GENERIC_SCHED_CLOCK && RISCV 6592ac6795fSAnup Patel select TIMER_PROBE 6602ac6795fSAnup Patel select TIMER_OF 6612ac6795fSAnup Patel help 6622ac6795fSAnup Patel This option enables the CLINT timer for RISC-V systems. The CLINT 6632ac6795fSAnup Patel driver is usually used for NoMMU RISC-V systems. 6642ac6795fSAnup Patel 665a7ad38b0SGuo Renconfig CSKY_MP_TIMER 666a7ad38b0SGuo Ren bool "SMP Timer for the C-SKY platform" if COMPILE_TEST 667a7ad38b0SGuo Ren depends on CSKY 668a7ad38b0SGuo Ren select TIMER_OF 669a7ad38b0SGuo Ren help 670a7ad38b0SGuo Ren Say yes here to enable C-SKY SMP timer driver used for C-SKY SMP 671a7ad38b0SGuo Ren system. 67206293463SRandy Dunlap csky,mptimer is not only used in SMP system, it also could be used in 67306293463SRandy Dunlap single core system. It's not a mmio reg and it uses mtcr/mfcr instruction. 674a7ad38b0SGuo Ren 67533745c3cSGuo Renconfig GX6605S_TIMER 67633745c3cSGuo Ren bool "Gx6605s SOC system timer driver" if COMPILE_TEST 67733745c3cSGuo Ren depends on CSKY 67833745c3cSGuo Ren select CLKSRC_MMIO 67933745c3cSGuo Ren select TIMER_OF 68033745c3cSGuo Ren help 68133745c3cSGuo Ren This option enables support for gx6605s SOC's timer. 68233745c3cSGuo Ren 683b58f28f3SSugaya Taichiconfig MILBEAUT_TIMER 684b58f28f3SSugaya Taichi bool "Milbeaut timer driver" if COMPILE_TEST 685b58f28f3SSugaya Taichi depends on OF 686b58f28f3SSugaya Taichi depends on ARM 687b58f28f3SSugaya Taichi select TIMER_OF 688b58f28f3SSugaya Taichi select CLKSRC_MMIO 689b58f28f3SSugaya Taichi help 690b58f28f3SSugaya Taichi Enables the support for Milbeaut timer driver. 691b58f28f3SSugaya Taichi 69234e93683SPaul Cercueilconfig INGENIC_TIMER 69334e93683SPaul Cercueil bool "Clocksource/timer using the TCU in Ingenic JZ SoCs" 69434e93683SPaul Cercueil default MACH_INGENIC 69534e93683SPaul Cercueil depends on MIPS || COMPILE_TEST 69634e93683SPaul Cercueil depends on COMMON_CLK 69734e93683SPaul Cercueil select MFD_SYSCON 69834e93683SPaul Cercueil select TIMER_OF 69934e93683SPaul Cercueil select IRQ_DOMAIN 70034e93683SPaul Cercueil help 70134e93683SPaul Cercueil Support for the timer/counter unit of the Ingenic JZ SoCs. 70234e93683SPaul Cercueil 7035ecafc12S周琰杰 (Zhou Yanjie)config INGENIC_SYSOST 7045ecafc12S周琰杰 (Zhou Yanjie) bool "Clocksource/timer using the SYSOST in Ingenic X SoCs" 7055ecafc12S周琰杰 (Zhou Yanjie) depends on MIPS || COMPILE_TEST 7065ecafc12S周琰杰 (Zhou Yanjie) depends on COMMON_CLK 7075ecafc12S周琰杰 (Zhou Yanjie) select MFD_SYSCON 7085ecafc12S周琰杰 (Zhou Yanjie) select TIMER_OF 7095ecafc12S周琰杰 (Zhou Yanjie) select IRQ_DOMAIN 7105ecafc12S周琰杰 (Zhou Yanjie) help 7115ecafc12S周琰杰 (Zhou Yanjie) Support for the SYSOST of the Ingenic X Series SoCs. 7125ecafc12S周琰杰 (Zhou Yanjie) 713ca7b72b5SMaarten ter Huurneconfig INGENIC_OST 7145ecafc12S周琰杰 (Zhou Yanjie) bool "Clocksource using the OST in Ingenic JZ SoCs" 715ca7b72b5SMaarten ter Huurne depends on MIPS || COMPILE_TEST 716ca7b72b5SMaarten ter Huurne depends on COMMON_CLK 717ca7b72b5SMaarten ter Huurne select MFD_SYSCON 718ca7b72b5SMaarten ter Huurne help 719ca7b72b5SMaarten ter Huurne Support for the Operating System Timer of the Ingenic JZ SoCs. 720ca7b72b5SMaarten ter Huurne 721625022a5SClaudiu Bezneaconfig MICROCHIP_PIT64B 722625022a5SClaudiu Beznea bool "Microchip PIT64B support" 723625022a5SClaudiu Beznea depends on OF || COMPILE_TEST 724625022a5SClaudiu Beznea select CLKSRC_MMIO 72525259f7aSMichael Ellerman select TIMER_OF 726625022a5SClaudiu Beznea help 727625022a5SClaudiu Beznea This option enables Microchip PIT64B timer for Atmel 728625022a5SClaudiu Beznea based system. It supports the oneshot, the periodic 729625022a5SClaudiu Beznea modes and high resolution. It is used as a clocksource 730625022a5SClaudiu Beznea and a clockevent. 731625022a5SClaudiu Beznea 73258394271SJean Delvareendmenu 733