xref: /openbmc/linux/drivers/clocksource/Kconfig (revision 0bf49ffb)
1# SPDX-License-Identifier: GPL-2.0-only
2menu "Clock Source drivers"
3	depends on GENERIC_CLOCKEVENTS
4
5config TIMER_OF
6	bool
7	select TIMER_PROBE
8
9config TIMER_ACPI
10	bool
11	select TIMER_PROBE
12
13config TIMER_PROBE
14	bool
15
16config CLKSRC_I8253
17	bool
18
19config CLKEVT_I8253
20	bool
21
22config I8253_LOCK
23	bool
24
25config OMAP_DM_TIMER
26	bool
27
28config CLKBLD_I8253
29	def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK
30
31config CLKSRC_MMIO
32	bool
33
34config BCM2835_TIMER
35	bool "BCM2835 timer driver" if COMPILE_TEST
36	select CLKSRC_MMIO
37	help
38	  Enables the support for the BCM2835 timer driver.
39
40config BCM_KONA_TIMER
41	bool "BCM mobile timer driver" if COMPILE_TEST
42	select CLKSRC_MMIO
43	help
44	  Enables the support for the BCM Kona mobile timer driver.
45
46config DAVINCI_TIMER
47	bool "Texas Instruments DaVinci timer driver" if COMPILE_TEST
48	help
49	  Enables the support for the TI DaVinci timer driver.
50
51config DIGICOLOR_TIMER
52	bool "Digicolor timer driver" if COMPILE_TEST
53	select CLKSRC_MMIO
54	depends on HAS_IOMEM
55	help
56	  Enables the support for the digicolor timer driver.
57
58config DW_APB_TIMER
59	bool "DW APB timer driver" if COMPILE_TEST
60	help
61	  Enables the support for the dw_apb timer.
62
63config DW_APB_TIMER_OF
64	bool
65	select DW_APB_TIMER
66	select TIMER_OF
67
68config FTTMR010_TIMER
69	bool "Faraday Technology timer driver" if COMPILE_TEST
70	depends on HAS_IOMEM
71	select CLKSRC_MMIO
72	select TIMER_OF
73	select MFD_SYSCON
74	help
75	  Enables support for the Faraday Technology timer block
76	  FTTMR010.
77
78config IXP4XX_TIMER
79	bool "Intel XScale IXP4xx timer driver" if COMPILE_TEST
80	depends on HAS_IOMEM
81	select CLKSRC_MMIO
82	select TIMER_OF if OF
83	help
84	  Enables support for the Intel XScale IXP4xx SoC timer.
85
86config ROCKCHIP_TIMER
87	bool "Rockchip timer driver" if COMPILE_TEST
88	depends on ARM || ARM64
89	select TIMER_OF
90	select CLKSRC_MMIO
91	help
92	  Enables the support for the Rockchip timer driver.
93
94config ARMADA_370_XP_TIMER
95	bool "Armada 370 and XP timer driver" if COMPILE_TEST
96	depends on ARM
97	select TIMER_OF
98	select CLKSRC_MMIO
99	help
100	  Enables the support for the Armada 370 and XP timer driver.
101
102config MESON6_TIMER
103	bool "Meson6 timer driver" if COMPILE_TEST
104	select CLKSRC_MMIO
105	help
106	  Enables the support for the Meson6 timer driver.
107
108config ORION_TIMER
109	bool "Orion timer driver" if COMPILE_TEST
110	depends on ARM
111	select TIMER_OF
112	select CLKSRC_MMIO
113	help
114	  Enables the support for the Orion timer driver
115
116config OWL_TIMER
117	bool "Owl timer driver" if COMPILE_TEST
118	select CLKSRC_MMIO
119	help
120	  Enables the support for the Actions Semi Owl timer driver.
121
122config RDA_TIMER
123	bool "RDA timer driver" if COMPILE_TEST
124	select CLKSRC_MMIO
125	select TIMER_OF
126	help
127	  Enables the support for the RDA Micro timer driver.
128
129config SUN4I_TIMER
130	bool "Sun4i timer driver" if COMPILE_TEST
131	depends on HAS_IOMEM
132	select CLKSRC_MMIO
133	select TIMER_OF
134	help
135	  Enables support for the Sun4i timer.
136
137config SUN5I_HSTIMER
138	bool "Sun5i timer driver" if COMPILE_TEST
139	select CLKSRC_MMIO
140	depends on COMMON_CLK
141	help
142	  Enables support the Sun5i timer.
143
144config TEGRA_TIMER
145	bool "Tegra timer driver" if COMPILE_TEST
146	select CLKSRC_MMIO
147	select TIMER_OF
148	depends on ARCH_TEGRA || COMPILE_TEST
149	help
150	  Enables support for the Tegra driver.
151
152config VT8500_TIMER
153	bool "VT8500 timer driver" if COMPILE_TEST
154	depends on HAS_IOMEM
155	help
156	  Enables support for the VT8500 driver.
157
158config NPCM7XX_TIMER
159	bool "NPCM7xx timer driver" if COMPILE_TEST
160	depends on HAS_IOMEM
161	select TIMER_OF
162	select CLKSRC_MMIO
163	help
164	  Enable 24-bit TIMER0 and TIMER1 counters in the NPCM7xx architecture,
165	  where TIMER0 serves as clockevent and TIMER1 serves as clocksource.
166
167config CADENCE_TTC_TIMER
168	bool "Cadence TTC timer driver" if COMPILE_TEST
169	depends on COMMON_CLK
170	help
171	  Enables support for the Cadence TTC driver.
172
173config ASM9260_TIMER
174	bool "ASM9260 timer driver" if COMPILE_TEST
175	select CLKSRC_MMIO
176	select TIMER_OF
177	help
178	  Enables support for the ASM9260 timer.
179
180config CLKSRC_NOMADIK_MTU
181	bool "Nomakdik clocksource driver" if COMPILE_TEST
182	depends on ARM
183	select CLKSRC_MMIO
184	help
185	  Support for Multi Timer Unit. MTU provides access
186	  to multiple interrupt generating programmable
187	  32-bit free running decrementing counters.
188
189config CLKSRC_DBX500_PRCMU
190	bool "Clocksource PRCMU Timer" if COMPILE_TEST
191	depends on HAS_IOMEM
192	help
193	  Use the always on PRCMU Timer as clocksource.
194
195config CLPS711X_TIMER
196	bool "Cirrus Logic timer driver" if COMPILE_TEST
197	select CLKSRC_MMIO
198	help
199	  Enables support for the Cirrus Logic PS711 timer.
200
201config MXS_TIMER
202	bool "MXS timer driver" if COMPILE_TEST
203	select CLKSRC_MMIO
204	select STMP_DEVICE
205	help
206	  Enables support for the MXS timer.
207
208config NSPIRE_TIMER
209	bool "NSpire timer driver" if COMPILE_TEST
210	select CLKSRC_MMIO
211	help
212	  Enables support for the Nspire timer.
213
214config KEYSTONE_TIMER
215	bool "Keystone timer driver" if COMPILE_TEST
216	depends on ARM || ARM64
217	select CLKSRC_MMIO
218	help
219	  Enables support for the Keystone timer.
220
221config INTEGRATOR_AP_TIMER
222	bool "Integrator-AP timer driver" if COMPILE_TEST
223	select CLKSRC_MMIO
224	help
225	  Enables support for the Integrator-AP timer.
226
227config CLKSRC_LPC32XX
228	bool "Clocksource for LPC32XX" if COMPILE_TEST
229	depends on HAS_IOMEM
230	depends on ARM
231	select CLKSRC_MMIO
232	select TIMER_OF
233	help
234	  Support for the LPC32XX clocksource.
235
236config CLKSRC_PISTACHIO
237	bool "Clocksource for Pistachio SoC" if COMPILE_TEST
238	depends on HAS_IOMEM
239	select TIMER_OF
240	help
241	  Enables the clocksource for the Pistachio SoC.
242
243config CLKSRC_TI_32K
244	bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST
245	depends on GENERIC_SCHED_CLOCK
246	select TIMER_OF if OF
247	help
248	  This option enables support for Texas Instruments 32.768 Hz clocksource
249	  available on many OMAP-like platforms.
250
251config CLKSRC_STM32
252	bool "Clocksource for STM32 SoCs" if !ARCH_STM32
253	depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST)
254	select CLKSRC_MMIO
255	select TIMER_OF
256
257config CLKSRC_STM32_LP
258	bool "Low power clocksource for STM32 SoCs"
259	depends on MFD_STM32_LPTIMER || COMPILE_TEST
260
261config CLKSRC_MPS2
262	bool "Clocksource for MPS2 SoCs" if COMPILE_TEST
263	depends on GENERIC_SCHED_CLOCK
264	select CLKSRC_MMIO
265	select TIMER_OF
266
267config ARC_TIMERS
268	bool "Support for 32-bit TIMERn counters in ARC Cores" if COMPILE_TEST
269	depends on GENERIC_SCHED_CLOCK
270	select TIMER_OF
271	help
272	  These are legacy 32-bit TIMER0 and TIMER1 counters found on all ARC cores
273	  (ARC700 as well as ARC HS38).
274	  TIMER0 serves as clockevent while TIMER1 provides clocksource.
275
276config ARC_TIMERS_64BIT
277	bool "Support for 64-bit counters in ARC HS38 cores" if COMPILE_TEST
278	depends on ARC_TIMERS
279	select TIMER_OF
280	help
281	  This enables 2 different 64-bit timers: RTC (for UP) and GFRC (for SMP).
282	  RTC is implemented inside the core, while GFRC sits outside the core in
283	  ARConnect IP block. Driver automatically picks one of them for clocksource
284	  as appropriate.
285
286config ARM_ARCH_TIMER
287	bool
288	select TIMER_OF if OF
289	select TIMER_ACPI if ACPI
290
291config ARM_ARCH_TIMER_EVTSTREAM
292	bool "Enable ARM architected timer event stream generation by default"
293	default y if ARM_ARCH_TIMER
294	depends on ARM_ARCH_TIMER
295	help
296	  This option enables support by default for event stream generation
297	  based on the ARM architected timer. It is used for waking up CPUs
298	  executing the wfe instruction at a frequency represented as a
299	  power-of-2 divisor of the clock rate. The behaviour can also be
300	  overridden on the command line using the
301	  clocksource.arm_arch_timer.evtstream parameter.
302	  The main use of the event stream is wfe-based timeouts of userspace
303	  locking implementations. It might also be useful for imposing timeout
304	  on wfe to safeguard against any programming errors in case an expected
305	  event is not generated.
306	  This must be disabled for hardware validation purposes to detect any
307	  hardware anomalies of missing events.
308
309config ARM_ARCH_TIMER_OOL_WORKAROUND
310	bool
311
312config FSL_ERRATUM_A008585
313	bool "Workaround for Freescale/NXP Erratum A-008585"
314	default y
315	depends on ARM_ARCH_TIMER && ARM64
316	select ARM_ARCH_TIMER_OOL_WORKAROUND
317	help
318	  This option enables a workaround for Freescale/NXP Erratum
319	  A-008585 ("ARM generic timer may contain an erroneous
320	  value").  The workaround will only be active if the
321	  fsl,erratum-a008585 property is found in the timer node.
322
323config HISILICON_ERRATUM_161010101
324	bool "Workaround for Hisilicon Erratum 161010101"
325	default y
326	select ARM_ARCH_TIMER_OOL_WORKAROUND
327	depends on ARM_ARCH_TIMER && ARM64
328	help
329	  This option enables a workaround for Hisilicon Erratum
330	  161010101. The workaround will be active if the hisilicon,erratum-161010101
331	  property is found in the timer node.
332
333config ARM64_ERRATUM_858921
334	bool "Workaround for Cortex-A73 erratum 858921"
335	default y
336	select ARM_ARCH_TIMER_OOL_WORKAROUND
337	depends on ARM_ARCH_TIMER && ARM64
338	help
339	  This option enables a workaround applicable to Cortex-A73
340	  (all versions), whose counter may return incorrect values.
341	  The workaround will be dynamically enabled when an affected
342	  core is detected.
343
344config SUN50I_ERRATUM_UNKNOWN1
345	bool "Workaround for Allwinner A64 erratum UNKNOWN1"
346	default y
347	depends on ARM_ARCH_TIMER && ARM64 && ARCH_SUNXI
348	select ARM_ARCH_TIMER_OOL_WORKAROUND
349	help
350	  This option enables a workaround for instability in the timer on
351	  the Allwinner A64 SoC. The workaround will only be active if the
352	  allwinner,erratum-unknown1 property is found in the timer node.
353
354config ARM_GLOBAL_TIMER
355	bool "Support for the ARM global timer" if COMPILE_TEST
356	select TIMER_OF if OF
357	depends on ARM
358	help
359	  This option enables support for the ARM global timer unit.
360
361config ARM_TIMER_SP804
362	bool "Support for Dual Timer SP804 module" if COMPILE_TEST
363	depends on GENERIC_SCHED_CLOCK && CLKDEV_LOOKUP
364	select CLKSRC_MMIO
365	select TIMER_OF if OF
366
367config CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK
368	bool
369	depends on ARM_GLOBAL_TIMER
370	default y
371	help
372	  Use ARM global timer clock source as sched_clock.
373
374config ARMV7M_SYSTICK
375	bool "Support for the ARMv7M system time" if COMPILE_TEST
376	select TIMER_OF if OF
377	select CLKSRC_MMIO
378	help
379	  This option enables support for the ARMv7M system timer unit.
380
381config ATMEL_PIT
382	bool "Atmel PIT support" if COMPILE_TEST
383	depends on HAS_IOMEM
384	select TIMER_OF if OF
385	help
386	  Support for the Periodic Interval Timer found on Atmel SoCs.
387
388config ATMEL_ST
389	bool "Atmel ST timer support" if COMPILE_TEST
390	depends on HAS_IOMEM
391	select TIMER_OF
392	select MFD_SYSCON
393	help
394	  Support for the Atmel ST timer.
395
396config ATMEL_TCB_CLKSRC
397	bool "Atmel TC Block timer driver" if COMPILE_TEST
398	depends on ARM && HAS_IOMEM
399	select TIMER_OF if OF
400	help
401	  Support for Timer Counter Blocks on Atmel SoCs.
402
403config CLKSRC_EXYNOS_MCT
404	bool "Exynos multi core timer driver" if COMPILE_TEST
405	depends on ARM || ARM64
406	help
407	  Support for Multi Core Timer controller on Exynos SoCs.
408
409config CLKSRC_SAMSUNG_PWM
410	bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST
411	depends on HAS_IOMEM
412	help
413	  This is a new clocksource driver for the PWM timer found in
414	  Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver
415	  for all devicetree enabled platforms. This driver will be
416	  needed only on systems that do not have the Exynos MCT available.
417
418config FSL_FTM_TIMER
419	bool "Freescale FlexTimer Module driver" if COMPILE_TEST
420	depends on HAS_IOMEM
421	select CLKSRC_MMIO
422	help
423	  Support for Freescale FlexTimer Module (FTM) timer.
424
425config VF_PIT_TIMER
426	bool
427	select CLKSRC_MMIO
428	help
429	  Support for Periodic Interrupt Timer on Freescale Vybrid Family SoCs.
430
431config OXNAS_RPS_TIMER
432	bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST
433	select TIMER_OF
434	select CLKSRC_MMIO
435	help
436	  This enables support for the Oxford Semiconductor OXNAS RPS timers.
437
438config SYS_SUPPORTS_SH_CMT
439	bool
440
441config MTK_TIMER
442	bool "Mediatek timer driver" if COMPILE_TEST
443	depends on HAS_IOMEM
444	select TIMER_OF
445	select CLKSRC_MMIO
446	help
447	  Support for Mediatek timer driver.
448
449config SPRD_TIMER
450	bool "Spreadtrum timer driver" if EXPERT
451	depends on HAS_IOMEM
452	depends on (ARCH_SPRD || COMPILE_TEST)
453	default ARCH_SPRD
454	select TIMER_OF
455	help
456	  Enables support for the Spreadtrum timer driver.
457
458config SYS_SUPPORTS_SH_MTU2
459	bool
460
461config SYS_SUPPORTS_SH_TMU
462	bool
463
464config SYS_SUPPORTS_EM_STI
465	bool
466
467config CLKSRC_JCORE_PIT
468	bool "J-Core PIT timer driver" if COMPILE_TEST
469	depends on OF
470	depends on HAS_IOMEM
471	select CLKSRC_MMIO
472	help
473	  This enables build of clocksource and clockevent driver for
474	  the integrated PIT in the J-Core synthesizable, open source SoC.
475
476config SH_TIMER_CMT
477	bool "Renesas CMT timer driver" if COMPILE_TEST
478	depends on HAS_IOMEM
479	default SYS_SUPPORTS_SH_CMT
480	help
481	  This enables build of a clocksource and clockevent driver for
482	  the Compare Match Timer (CMT) hardware available in 16/32/48-bit
483	  variants on a wide range of Mobile and Automotive SoCs from Renesas.
484
485config SH_TIMER_MTU2
486	bool "Renesas MTU2 timer driver" if COMPILE_TEST
487	depends on HAS_IOMEM
488	default SYS_SUPPORTS_SH_MTU2
489	help
490	  This enables build of a clockevent driver for the Multi-Function
491	  Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas.
492	  This hardware comes with 16-bit timer registers.
493
494config RENESAS_OSTM
495	bool "Renesas OSTM timer driver" if COMPILE_TEST
496	select CLKSRC_MMIO
497	select TIMER_OF
498	help
499	  Enables the support for the Renesas OSTM.
500
501config SH_TIMER_TMU
502	bool "Renesas TMU timer driver" if COMPILE_TEST
503	depends on HAS_IOMEM
504	default SYS_SUPPORTS_SH_TMU
505	help
506	  This enables build of a clocksource and clockevent driver for
507	  the 32-bit Timer Unit (TMU) hardware available on a wide range
508	  SoCs from Renesas.
509
510config EM_TIMER_STI
511	bool "Renesas STI timer driver" if COMPILE_TEST
512	depends on HAS_IOMEM
513	default SYS_SUPPORTS_EM_STI
514	help
515	  This enables build of a clocksource and clockevent driver for
516	  the 48-bit System Timer (STI) hardware available on a SoCs
517	  such as EMEV2 from former NEC Electronics.
518
519config CLKSRC_QCOM
520	bool "Qualcomm MSM timer" if COMPILE_TEST
521	depends on ARM
522	select TIMER_OF
523	help
524	  This enables the clocksource and the per CPU clockevent driver for the
525	  Qualcomm SoCs.
526
527config CLKSRC_VERSATILE
528	bool "ARM Versatile (Express) reference platforms clock source" if COMPILE_TEST
529	depends on GENERIC_SCHED_CLOCK
530	select TIMER_OF
531	default y if (ARCH_VEXPRESS || ARCH_VERSATILE) && ARM
532	help
533	  This option enables clock source based on free running
534	  counter available in the "System Registers" block of
535	  ARM Versatile and Versatile Express reference platforms.
536
537config CLKSRC_MIPS_GIC
538	bool
539	depends on MIPS_GIC
540	select CLOCKSOURCE_WATCHDOG
541	select TIMER_OF
542
543config CLKSRC_PXA
544	bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST
545	depends on HAS_IOMEM
546	select CLKSRC_MMIO
547	help
548	  This enables OST0 support available on PXA and SA-11x0
549	  platforms.
550
551config H8300_TMR8
552	bool "Clockevent timer for the H8300 platform" if COMPILE_TEST
553	depends on HAS_IOMEM
554	help
555	  This enables the 8 bits timer for the H8300 platform.
556
557config H8300_TMR16
558	bool "Clockevent timer for the H83069 platform" if COMPILE_TEST
559	depends on HAS_IOMEM
560	help
561	  This enables the 16 bits timer for the H8300 platform with the
562	  H83069 CPU.
563
564config H8300_TPU
565	bool "Clocksource for the H8300 platform" if COMPILE_TEST
566	depends on HAS_IOMEM
567	help
568	  This enables the clocksource for the H8300 platform with the
569	  H8S2678 CPU.
570
571config CLKSRC_IMX_GPT
572	bool "Clocksource using i.MX GPT" if COMPILE_TEST
573	depends on (ARM || ARM64) && CLKDEV_LOOKUP
574	select CLKSRC_MMIO
575
576config CLKSRC_IMX_TPM
577	bool "Clocksource using i.MX TPM" if COMPILE_TEST
578	depends on (ARM || ARM64) && CLKDEV_LOOKUP
579	select CLKSRC_MMIO
580	select TIMER_OF
581	help
582	  Enable this option to use IMX Timer/PWM Module (TPM) timer as
583	  clocksource.
584
585config TIMER_IMX_SYS_CTR
586	bool "i.MX system counter timer" if COMPILE_TEST
587	select TIMER_OF
588	help
589	  Enable this option to use i.MX system counter timer as a
590	  clockevent.
591
592config CLKSRC_ST_LPC
593	bool "Low power clocksource found in the LPC" if COMPILE_TEST
594	select TIMER_OF if OF
595	depends on HAS_IOMEM
596	select CLKSRC_MMIO
597	help
598	  Enable this option to use the Low Power controller timer
599	  as clocksource.
600
601config ATCPIT100_TIMER
602	bool "ATCPIT100 timer driver"
603	depends on NDS32 || COMPILE_TEST
604	depends on HAS_IOMEM
605	select TIMER_OF
606	default NDS32
607	help
608	  This option enables support for the Andestech ATCPIT100 timers.
609
610config RISCV_TIMER
611	bool "Timer for the RISC-V platform" if COMPILE_TEST
612	depends on GENERIC_SCHED_CLOCK && RISCV && RISCV_SBI
613	select TIMER_PROBE
614	select TIMER_OF
615	help
616	  This enables the per-hart timer built into all RISC-V systems, which
617	  is accessed via both the SBI and the rdcycle instruction.  This is
618	  required for all RISC-V systems.
619
620config CLINT_TIMER
621	bool "CLINT Timer for the RISC-V platform" if COMPILE_TEST
622	depends on GENERIC_SCHED_CLOCK && RISCV
623	select TIMER_PROBE
624	select TIMER_OF
625	help
626	  This option enables the CLINT timer for RISC-V systems.  The CLINT
627	  driver is usually used for NoMMU RISC-V systems.
628
629config CSKY_MP_TIMER
630	bool "SMP Timer for the C-SKY platform" if COMPILE_TEST
631	depends on CSKY
632	select TIMER_OF
633	help
634	  Say yes here to enable C-SKY SMP timer driver used for C-SKY SMP
635	  system.
636	  csky,mptimer is not only used in SMP system, it also could be used in
637	  single core system. It's not a mmio reg and it uses mtcr/mfcr instruction.
638
639config GX6605S_TIMER
640	bool "Gx6605s SOC system timer driver" if COMPILE_TEST
641	depends on CSKY
642	select CLKSRC_MMIO
643	select TIMER_OF
644	help
645	  This option enables support for gx6605s SOC's timer.
646
647config MILBEAUT_TIMER
648	bool "Milbeaut timer driver" if COMPILE_TEST
649	depends on OF
650	depends on ARM
651	select TIMER_OF
652	select CLKSRC_MMIO
653	help
654	  Enables the support for Milbeaut timer driver.
655
656config INGENIC_TIMER
657	bool "Clocksource/timer using the TCU in Ingenic JZ SoCs"
658	default MACH_INGENIC
659	depends on MIPS || COMPILE_TEST
660	depends on COMMON_CLK
661	select MFD_SYSCON
662	select TIMER_OF
663	select IRQ_DOMAIN
664	help
665	  Support for the timer/counter unit of the Ingenic JZ SoCs.
666
667config INGENIC_SYSOST
668	bool "Clocksource/timer using the SYSOST in Ingenic X SoCs"
669	depends on MIPS || COMPILE_TEST
670	depends on COMMON_CLK
671	select MFD_SYSCON
672	select TIMER_OF
673	select IRQ_DOMAIN
674	help
675	  Support for the SYSOST of the Ingenic X Series SoCs.
676
677config INGENIC_OST
678	bool "Clocksource using the OST in Ingenic JZ SoCs"
679	depends on MIPS || COMPILE_TEST
680	depends on COMMON_CLK
681	select MFD_SYSCON
682	help
683	  Support for the Operating System Timer of the Ingenic JZ SoCs.
684
685config MICROCHIP_PIT64B
686	bool "Microchip PIT64B support"
687	depends on OF || COMPILE_TEST
688	select CLKSRC_MMIO
689	select TIMER_OF
690	help
691	  This option enables Microchip PIT64B timer for Atmel
692	  based system. It supports the oneshot, the periodic
693	  modes and high resolution. It is used as a clocksource
694	  and a clockevent.
695
696endmenu
697