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58394271 1menu "Clock Source drivers"
3da6d49e 2 depends on !ARCH_USES_GETTIMEOFFSET
58394271 3
ae278a93
SW
4config CLKSRC_OF
5 bool
aad83b15
MZ
6 select CLKSRC_PROBE
7
8config CLKSRC_ACPI
9 bool
10 select CLKSRC_PROBE
11
12config CLKSRC_PROBE
13 bool
ae278a93 14
89c0b8e2
RK
15config CLKSRC_I8253
16 bool
442c8176 17
e6220bdc
TG
18config CLKEVT_I8253
19 bool
20
15f304b6
RB
21config I8253_LOCK
22 bool
23
24config CLKBLD_I8253
e6220bdc 25 def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK
15f304b6 26
442c8176
RK
27config CLKSRC_MMIO
28 bool
06c3df49 29
2ea879a7
DL
30config BCM2835_TIMER
31 bool "BCM2835 timer driver" if COMPILE_TEST
32 depends on GENERIC_CLOCKEVENTS
33 select CLKSRC_MMIO
34 help
35 Enables the support for the BCM2835 timer driver.
36
1cad71e3
DL
37config BCM_KONA_TIMER
38 bool "BCM mobile timer driver" if COMPILE_TEST
39 depends on GENERIC_CLOCKEVENTS
40 select CLKSRC_MMIO
41 help
42 Enables the support for the BCM Kona mobile timer driver.
43
9b8bb773 44config DIGICOLOR_TIMER
e6c1db13 45 bool "Digicolor timer driver" if COMPILE_TEST
0901f184 46 depends on GENERIC_CLOCKEVENTS
2be6d9bf 47 select CLKSRC_MMIO
d7023e62 48 depends on HAS_IOMEM
e6c1db13
DL
49 help
50 Enables the support for the digicolor timer driver.
9b8bb773 51
06c3df49 52config DW_APB_TIMER
5b097f6b 53 bool "DW APB timer driver" if COMPILE_TEST
0901f184 54 depends on GENERIC_CLOCKEVENTS
5b097f6b
DL
55 help
56 Enables the support for the dw_apb timer.
489bccea 57
cfda5901
DN
58config DW_APB_TIMER_OF
59 bool
1b4eca0f 60 select DW_APB_TIMER
10021488 61 select CLKSRC_OF
cfda5901 62
468b8c4c 63config ROCKCHIP_TIMER
40ada2aa
DL
64 bool "Rockchip timer driver" if COMPILE_TEST
65 depends on ARM || ARM64
468b8c4c 66 select CLKSRC_OF
40ada2aa
DL
67 help
68 Enables the support for the rockchip timer driver.
468b8c4c 69
6fe9cbd1 70config ARMADA_370_XP_TIMER
9519e80c
DL
71 bool "Armada 370 and XP timer driver" if COMPILE_TEST
72 depends on ARM
7b0dd72a 73 select CLKSRC_OF
2be6d9bf 74 select CLKSRC_MMIO
9519e80c
DL
75 help
76 Enables the support for the Armada 370 and XP timer driver.
6fe9cbd1 77
e4a6b378 78config MESON6_TIMER
0b7a7bb7 79 bool "Meson6 timer driver" if COMPILE_TEST
0901f184 80 depends on GENERIC_CLOCKEVENTS
7b6b0a45 81 select CLKSRC_MMIO
0b7a7bb7
DL
82 help
83 Enables the support for the Meson6 timer driver.
e4a6b378 84
0c1dcfd5 85config ORION_TIMER
c9165549
DL
86 bool "Orion timer driver" if COMPILE_TEST
87 depends on ARM
0c1dcfd5
SH
88 select CLKSRC_OF
89 select CLKSRC_MMIO
c9165549
DL
90 help
91 Enables the support for the Orion timer driver
0c1dcfd5 92
119fd635 93config SUN4I_TIMER
b4fcd48b 94 bool "Sun4i timer driver" if COMPILE_TEST
0901f184 95 depends on GENERIC_CLOCKEVENTS
d7023e62 96 depends on HAS_IOMEM
71c568c0 97 select CLKSRC_MMIO
b4fcd48b
DL
98 help
99 Enables support for the Sun4i timer.
b2ac5d75 100
67905540 101config SUN5I_HSTIMER
f0c5afb7 102 bool "Sun5i timer driver" if COMPILE_TEST
67905540 103 select CLKSRC_MMIO
f0c5afb7
DL
104 depends on COMMON_CLK
105 help
106 Enables support the Sun5i timer.
67905540 107
910978e7 108config TEGRA_TIMER
adce4bc8 109 bool "Tegra timer driver" if COMPILE_TEST
2be6d9bf 110 select CLKSRC_MMIO
adce4bc8
DL
111 depends on ARM
112 help
113 Enables support for the Tegra driver.
910978e7 114
ff7ec345 115config VT8500_TIMER
b4bdf7ef 116 bool "VT8500 timer driver" if COMPILE_TEST
0901f184 117 depends on GENERIC_CLOCKEVENTS
d7023e62 118 depends on HAS_IOMEM
b4bdf7ef
DL
119 help
120 Enables support for the VT8500 driver.
ff7ec345 121
4f0f234f 122config CADENCE_TTC_TIMER
57f49318
DL
123 bool "Cadence TTC timer driver" if COMPILE_TEST
124 depends on COMMON_CLK
125 help
126 Enables support for the cadence ttc driver.
4f0f234f 127
a8b1b9fc 128config ASM9260_TIMER
b9755841 129 bool "ASM9260 timer driver" if COMPILE_TEST
0901f184 130 depends on GENERIC_CLOCKEVENTS
a8b1b9fc
DL
131 select CLKSRC_MMIO
132 select CLKSRC_OF
b9755841
DL
133 help
134 Enables support for the ASM9260 timer.
a8b1b9fc 135
694e33a7 136config CLKSRC_NOMADIK_MTU
70329653
DL
137 bool "Nomakdik clocksource driver" if COMPILE_TEST
138 depends on ARM
694e33a7
LW
139 select CLKSRC_MMIO
140 help
141 Support for Multi Timer Unit. MTU provides access
142 to multiple interrupt generating programmable
143 32-bit free running decrementing counters.
144
145config CLKSRC_NOMADIK_MTU_SCHED_CLOCK
146 bool
147 depends on CLKSRC_NOMADIK_MTU
148 help
149 Use the Multi Timer Unit as the sched_clock.
150
489bccea 151config CLKSRC_DBX500_PRCMU
1becd6ed 152 bool "Clocksource PRCMU Timer" if COMPILE_TEST
0901f184 153 depends on GENERIC_CLOCKEVENTS
d7023e62 154 depends on HAS_IOMEM
489bccea
MW
155 help
156 Use the always on PRCMU Timer as clocksource
157
ecf0efdc
DL
158config CLPS711X_TIMER
159 bool "Cirrus logic timer driver" if COMPILE_TEST
160 depends on GENERIC_CLOCKEVENTS
161 select CLKSRC_MMIO
162 help
163 Enables support for the Cirrus Logic PS711 timer.
164
b56d5d21
DL
165config ATLAS7_TIMER
166 bool "Atlas7 timer driver" if COMPILE_TEST
167 depends on GENERIC_CLOCKEVENTS
168 select CLKSRC_MMIO
169 help
170 Enables support for the Atlas7 timer.
171
419be9e3
DL
172config MOXART_TIMER
173 bool "Moxart timer driver" if COMPILE_TEST
174 depends on GENERIC_CLOCKEVENTS
175 select CLKSRC_MMIO
176 help
177 Enables support for the Moxart timer.
178
d81c50a0
DL
179config MXS_TIMER
180 bool "Mxs timer driver" if COMPILE_TEST
181 depends on GENERIC_CLOCKEVENTS
182 select CLKSRC_MMIO
183 select STMP_DEVICE
184 help
185 Enables support for the Mxs timer.
186
489bccea
MW
187config CLKSRC_DBX500_PRCMU_SCHED_CLOCK
188 bool "Clocksource PRCMU Timer sched_clock"
694e33a7 189 depends on (CLKSRC_DBX500_PRCMU && !CLKSRC_NOMADIK_MTU_SCHED_CLOCK)
489bccea
MW
190 default y
191 help
192 Use the always on PRCMU Timer as sched_clock
985c0679 193
9c9b7818
UKK
194config CLKSRC_EFM32
195 bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32
196 depends on OF && ARM && (ARCH_EFM32 || COMPILE_TEST)
09ca2757 197 select CLKSRC_MMIO
9c9b7818
UKK
198 default ARCH_EFM32
199 help
200 Support to use the timers of EFM32 SoCs as clock source and clock
201 event device.
202
050dd322 203config CLKSRC_LPC32XX
ddcf48c7 204 bool "Clocksource for LPC32XX" if COMPILE_TEST
863ee050 205 depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
1b18fd20 206 depends on ARM
050dd322
JE
207 select CLKSRC_MMIO
208 select CLKSRC_OF
ddcf48c7
DL
209 help
210 Support for the LPC32XX clocksource.
050dd322 211
84583983 212config CLKSRC_PISTACHIO
dfdb1652 213 bool "Clocksource for Pistachio SoC" if COMPILE_TEST
863ee050 214 depends on HAS_IOMEM
84583983 215 select CLKSRC_OF
dfdb1652
DL
216 help
217 Enables the clocksource for the Pistachio SoC.
84583983 218
fe851f56
FB
219config CLKSRC_TI_32K
220 bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST
dfedaf10 221 depends on GENERIC_SCHED_CLOCK
fe851f56
FB
222 select CLKSRC_OF if OF
223 help
224 This option enables support for Texas Instruments 32.768 Hz clocksource
225 available on many OMAP-like platforms.
226
a5322457
NC
227config CLKSRC_NPS
228 bool "NPS400 clocksource driver" if COMPILE_TEST
229 depends on !PHYS_ADDR_T_64BIT
230 select CLKSRC_MMIO
231 select CLKSRC_OF if OF
232 help
233 NPS400 clocksource support.
234 Got 64 bit counter with update rate up to 1000MHz.
235 This counter is accessed via couple of 32 bit memory mapped registers.
236
e37e4593 237config CLKSRC_STM32
1cb6c215
PG
238 bool "Clocksource for STM32 SoCs" if !ARCH_STM32
239 depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST)
e37e4593
MC
240 select CLKSRC_MMIO
241
0302637f
VM
242config CLKSRC_MPS2
243 bool "Clocksource for MPS2 SoCs" if COMPILE_TEST
244 depends on GENERIC_SCHED_CLOCK
245 select CLKSRC_MMIO
246 select CLKSRC_OF
247
8a4da6e3
MR
248config ARM_ARCH_TIMER
249 bool
0583fe47 250 select CLKSRC_OF if OF
ae281cbd 251 select CLKSRC_ACPI if ACPI
a2c5d4ed 252
037f6377
WD
253config ARM_ARCH_TIMER_EVTSTREAM
254 bool "Support for ARM architected timer event stream generation"
255 default y if ARM_ARCH_TIMER
77f7ce9a 256 depends on ARM_ARCH_TIMER
037f6377
WD
257 help
258 This option enables support for event stream generation based on
259 the ARM architected timer. It is used for waking up CPUs executing
260 the wfe instruction at a frequency represented as a power-of-2
261 divisor of the clock rate.
262 The main use of the event stream is wfe-based timeouts of userspace
263 locking implementations. It might also be useful for imposing timeout
264 on wfe to safeguard against any programming errors in case an expected
265 event is not generated.
266 This must be disabled for hardware validation purposes to detect any
267 hardware anomalies of missing events.
268
c1b40e44
SM
269config ARM_GLOBAL_TIMER
270 bool
271 select CLKSRC_OF if OF
272 help
273 This options enables support for the ARM global timer unit
274
0b7402dc
SH
275config ARM_TIMER_SP804
276 bool "Support for Dual Timer SP804 module"
002af195 277 depends on GENERIC_SCHED_CLOCK && CLKDEV_LOOKUP
0b7402dc
SH
278 select CLKSRC_MMIO
279 select CLKSRC_OF if OF
280
c1b40e44
SM
281config CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK
282 bool
283 depends on ARM_GLOBAL_TIMER
284 default y
285 help
286 Use ARM global timer clock source as sched_clock
287
4958ebb3 288config ARMV7M_SYSTICK
e2146d86 289 bool "Support for the ARMv7M system time" if COMPILE_TEST
4958ebb3
MC
290 select CLKSRC_OF if OF
291 select CLKSRC_MMIO
292 help
293 This options enables support for the ARMv7M system timer unit
294
b052ff30
MR
295config ATMEL_PIT
296 select CLKSRC_OF if OF
297 def_bool SOC_AT91SAM9 || SOC_SAMA5
298
b53cdd03
AB
299config ATMEL_ST
300 bool
301 select CLKSRC_OF
7ab7ef74 302 select MFD_SYSCON
b53cdd03 303
a2c5d4ed
JH
304config CLKSRC_METAG_GENERIC
305 def_bool y if METAG
306 help
307 This option enables support for the Meta per-thread timers.
6938d75a
TA
308
309config CLKSRC_EXYNOS_MCT
39366ef4
DL
310 bool "Exynos multi core timer driver" if COMPILE_TEST
311 depends on ARM
6938d75a
TA
312 help
313 Support for Multi Core Timer controller on Exynos SoCs.
241a9871 314
f1189989 315config CLKSRC_SAMSUNG_PWM
de37b0b5 316 bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST
0901f184 317 depends on GENERIC_CLOCKEVENTS
d7023e62 318 depends on HAS_IOMEM
f1189989
TF
319 help
320 This is a new clocksource driver for the PWM timer found in
321 Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver
322 for all devicetree enabled platforms. This driver will be
323 needed only on systems that do not have the Exynos MCT available.
c1967249 324
2529c3a3 325config FSL_FTM_TIMER
ef49336b 326 bool "Freescale FlexTimer Module driver" if COMPILE_TEST
0901f184 327 depends on GENERIC_CLOCKEVENTS
d7023e62 328 depends on HAS_IOMEM
03724ac3 329 select CLKSRC_MMIO
2529c3a3
XL
330 help
331 Support for Freescale FlexTimer Module (FTM) timer.
332
c1967249
JL
333config VF_PIT_TIMER
334 bool
2be6d9bf 335 select CLKSRC_MMIO
c1967249
JL
336 help
337 Support for Period Interrupt Timer on Freescale Vybrid Family SoCs.
fd3f1270 338
89355274
NA
339config OXNAS_RPS_TIMER
340 bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST
341 depends on GENERIC_CLOCKEVENTS
342 select CLKSRC_OF
343 select CLKSRC_MMIO
344 help
345 This enables support for the Oxford Semiconductor OXNAS RPS timers.
346
fd3f1270
MD
347config SYS_SUPPORTS_SH_CMT
348 bool
349
ecb3530d 350config MTK_TIMER
fbca9eab 351 bool "Mediatek timer driver" if COMPILE_TEST
863ee050 352 depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
ecb3530d
MB
353 select CLKSRC_OF
354 select CLKSRC_MMIO
fbca9eab
DL
355 help
356 Support for Mediatek timer driver.
ecb3530d 357
fd3f1270
MD
358config SYS_SUPPORTS_SH_MTU2
359 bool
360
361config SYS_SUPPORTS_SH_TMU
362 bool
363
364config SYS_SUPPORTS_EM_STI
365 bool
366
367config SH_TIMER_CMT
368 bool "Renesas CMT timer driver" if COMPILE_TEST
87291a92 369 depends on GENERIC_CLOCKEVENTS
11bc26fe 370 depends on HAS_IOMEM
fd3f1270
MD
371 default SYS_SUPPORTS_SH_CMT
372 help
373 This enables build of a clocksource and clockevent driver for
374 the Compare Match Timer (CMT) hardware available in 16/32/48-bit
375 variants on a wide range of Mobile and Automotive SoCs from Renesas.
376
377config SH_TIMER_MTU2
378 bool "Renesas MTU2 timer driver" if COMPILE_TEST
87291a92 379 depends on GENERIC_CLOCKEVENTS
11bc26fe 380 depends on HAS_IOMEM
fd3f1270
MD
381 default SYS_SUPPORTS_SH_MTU2
382 help
383 This enables build of a clockevent driver for the Multi-Function
7e139187 384 Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas.
fd3f1270
MD
385 This hardware comes with 16 bit-timer registers.
386
387config SH_TIMER_TMU
388 bool "Renesas TMU timer driver" if COMPILE_TEST
87291a92 389 depends on GENERIC_CLOCKEVENTS
11bc26fe 390 depends on HAS_IOMEM
fd3f1270
MD
391 default SYS_SUPPORTS_SH_TMU
392 help
393 This enables build of a clocksource and clockevent driver for
394 the 32-bit Timer Unit (TMU) hardware available on a wide range
395 SoCs from Renesas.
396
397config EM_TIMER_STI
398 bool "Renesas STI timer driver" if COMPILE_TEST
40c96312 399 depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
fd3f1270
MD
400 default SYS_SUPPORTS_EM_STI
401 help
402 This enables build of a clocksource and clockevent driver for
403 the 48-bit System Timer (STI) hardware available on a SoCs
404 such as EMEV2 from former NEC Electronics.
dfc25e45 405
3f8e8cee 406config CLKSRC_QCOM
3dc0e9f6
DL
407 bool "Qualcomm MSM timer" if COMPILE_TEST
408 depends on ARM
409 select CLKSRC_OF
410 help
411 This enables the clocksource and the per CPU clockevent driver for the
412 Qualcomm SoCs.
220e2a8d
PM
413
414config CLKSRC_VERSATILE
415 bool "ARM Versatile (Express) reference platforms clock source"
ff37015b 416 depends on PLAT_VERSATILE && GENERIC_SCHED_CLOCK && !ARCH_USES_GETTIMEOFFSET
220e2a8d
PM
417 select CLKSRC_OF
418 default y if MFD_VEXPRESS_SYSREG
419 help
420 This option enables clock source based on free running
421 counter available in the "System Registers" block of
422 ARM Versatile, RealView and Versatile Express reference
423 platforms.
58394271 424
fa5635a2
AB
425config CLKSRC_MIPS_GIC
426 bool
427 depends on MIPS_GIC
e12aa828 428 select CLKSRC_OF
fa5635a2 429
ccd63ce4 430config CLKSRC_TANGO_XTAL
5a7351f0
DL
431 bool "Clocksource for Tango SoC" if COMPILE_TEST
432 depends on ARM
ccd63ce4 433 select CLKSRC_OF
0881841f 434 select CLKSRC_MMIO
5a7351f0
DL
435 help
436 This enables the clocksource for Tango SoC
ccd63ce4 437
e074ff86 438config CLKSRC_PXA
5ae996cb
DL
439 bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST
440 depends on GENERIC_CLOCKEVENTS
d7023e62 441 depends on HAS_IOMEM
5ae996cb 442 select CLKSRC_MMIO
e074ff86
DES
443 help
444 This enables OST0 support available on PXA and SA-11x0
445 platforms.
618b902d 446
97a23beb 447config H8300_TMR8
46e7c3c6 448 bool "Clockevent timer for the H8300 platform" if COMPILE_TEST
863ee050 449 depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
46e7c3c6
DL
450 help
451 This enables the 8 bits timer for the H8300 platform.
97a23beb 452
618b902d 453config H8300_TMR16
46e7c3c6 454 bool "Clockevent timer for the H83069 platform" if COMPILE_TEST
863ee050 455 depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
46e7c3c6
DL
456 help
457 This enables the 16 bits timer for the H8300 platform with the
458 H83069 cpu.
618b902d
YS
459
460config H8300_TPU
46e7c3c6 461 bool "Clocksource for the H8300 platform" if COMPILE_TEST
863ee050 462 depends on GENERIC_CLOCKEVENTS && HAS_IOMEM
46e7c3c6
DL
463 help
464 This enables the clocksource for the H8300 platform with the
465 H8S2678 cpu.
618b902d 466
bea5af41
SG
467config CLKSRC_IMX_GPT
468 bool "Clocksource using i.MX GPT" if COMPILE_TEST
469 depends on ARM && CLKDEV_LOOKUP
470 select CLKSRC_MMIO
471
70bef01c 472config CLKSRC_ST_LPC
baacaf83 473 bool "Low power clocksource found in the LPC" if COMPILE_TEST
70bef01c 474 select CLKSRC_OF if OF
863ee050 475 depends on HAS_IOMEM
2be6d9bf 476 select CLKSRC_MMIO
70bef01c
LJ
477 help
478 Enable this option to use the Low Power controller timer
479 as clocksource.
480
58394271 481endmenu