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Commit | Line | Data |
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ec8f24b7 | 1 | # SPDX-License-Identifier: GPL-2.0-only |
58394271 | 2 | menu "Clock Source drivers" |
2f8a26c1 | 3 | depends on GENERIC_CLOCKEVENTS |
58394271 | 4 | |
bb0eb050 | 5 | config TIMER_OF |
ae278a93 | 6 | bool |
bb0eb050 | 7 | select TIMER_PROBE |
aad83b15 | 8 | |
fa1bffab | 9 | config TIMER_ACPI |
aad83b15 | 10 | bool |
bb0eb050 | 11 | select TIMER_PROBE |
aad83b15 | 12 | |
bb0eb050 | 13 | config TIMER_PROBE |
aad83b15 | 14 | bool |
ae278a93 | 15 | |
89c0b8e2 RK |
16 | config CLKSRC_I8253 |
17 | bool | |
442c8176 | 18 | |
e6220bdc TG |
19 | config CLKEVT_I8253 |
20 | bool | |
21 | ||
15f304b6 RB |
22 | config I8253_LOCK |
23 | bool | |
24 | ||
af04aa85 K |
25 | config OMAP_DM_TIMER |
26 | bool | |
27 | ||
15f304b6 | 28 | config CLKBLD_I8253 |
e6220bdc | 29 | def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK |
15f304b6 | 30 | |
442c8176 RK |
31 | config CLKSRC_MMIO |
32 | bool | |
06c3df49 | 33 | |
2ea879a7 DL |
34 | config BCM2835_TIMER |
35 | bool "BCM2835 timer driver" if COMPILE_TEST | |
2ea879a7 DL |
36 | select CLKSRC_MMIO |
37 | help | |
38 | Enables the support for the BCM2835 timer driver. | |
39 | ||
1cad71e3 DL |
40 | config BCM_KONA_TIMER |
41 | bool "BCM mobile timer driver" if COMPILE_TEST | |
1cad71e3 DL |
42 | select CLKSRC_MMIO |
43 | help | |
44 | Enables the support for the BCM Kona mobile timer driver. | |
45 | ||
721154f9 BG |
46 | config 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 | ||
9b8bb773 | 51 | config DIGICOLOR_TIMER |
e6c1db13 | 52 | bool "Digicolor timer driver" if COMPILE_TEST |
2be6d9bf | 53 | select CLKSRC_MMIO |
d7023e62 | 54 | depends on HAS_IOMEM |
e6c1db13 DL |
55 | help |
56 | Enables the support for the digicolor timer driver. | |
9b8bb773 | 57 | |
06c3df49 | 58 | config DW_APB_TIMER |
5b097f6b DL |
59 | bool "DW APB timer driver" if COMPILE_TEST |
60 | help | |
61 | Enables the support for the dw_apb timer. | |
489bccea | 62 | |
cfda5901 DN |
63 | config DW_APB_TIMER_OF |
64 | bool | |
1b4eca0f | 65 | select DW_APB_TIMER |
bb0eb050 | 66 | select TIMER_OF |
cfda5901 | 67 | |
f5bf0ee4 LW |
68 | config FTTMR010_TIMER |
69 | bool "Faraday Technology timer driver" if COMPILE_TEST | |
4750535b LW |
70 | depends on HAS_IOMEM |
71 | select CLKSRC_MMIO | |
bb0eb050 | 72 | select TIMER_OF |
4750535b LW |
73 | select MFD_SYSCON |
74 | help | |
f5bf0ee4 LW |
75 | Enables support for the Faraday Technology timer block |
76 | FTTMR010. | |
4750535b | 77 | |
13e0b405 LW |
78 | config IXP4XX_TIMER |
79 | bool "Intel XScale IXP4xx timer driver" if COMPILE_TEST | |
80 | depends on HAS_IOMEM | |
81 | select CLKSRC_MMIO | |
7a3b8758 | 82 | select TIMER_OF if OF |
13e0b405 LW |
83 | help |
84 | Enables support for the Intel XScale IXP4xx SoC timer. | |
85 | ||
468b8c4c | 86 | config ROCKCHIP_TIMER |
40ada2aa DL |
87 | bool "Rockchip timer driver" if COMPILE_TEST |
88 | depends on ARM || ARM64 | |
bb0eb050 | 89 | select TIMER_OF |
5e0a39d0 | 90 | select CLKSRC_MMIO |
40ada2aa | 91 | help |
06293463 | 92 | Enables the support for the Rockchip timer driver. |
468b8c4c | 93 | |
6fe9cbd1 | 94 | config ARMADA_370_XP_TIMER |
9519e80c DL |
95 | bool "Armada 370 and XP timer driver" if COMPILE_TEST |
96 | depends on ARM | |
bb0eb050 | 97 | select TIMER_OF |
2be6d9bf | 98 | select CLKSRC_MMIO |
9519e80c DL |
99 | help |
100 | Enables the support for the Armada 370 and XP timer driver. | |
6fe9cbd1 | 101 | |
e4a6b378 | 102 | config MESON6_TIMER |
0b7a7bb7 | 103 | bool "Meson6 timer driver" if COMPILE_TEST |
7b6b0a45 | 104 | select CLKSRC_MMIO |
0b7a7bb7 DL |
105 | help |
106 | Enables the support for the Meson6 timer driver. | |
e4a6b378 | 107 | |
0c1dcfd5 | 108 | config ORION_TIMER |
c9165549 DL |
109 | bool "Orion timer driver" if COMPILE_TEST |
110 | depends on ARM | |
bb0eb050 | 111 | select TIMER_OF |
0c1dcfd5 | 112 | select CLKSRC_MMIO |
c9165549 DL |
113 | help |
114 | Enables the support for the Orion timer driver | |
0c1dcfd5 | 115 | |
4be78a86 AF |
116 | config OWL_TIMER |
117 | bool "Owl timer driver" if COMPILE_TEST | |
4be78a86 AF |
118 | select CLKSRC_MMIO |
119 | help | |
120 | Enables the support for the Actions Semi Owl timer driver. | |
121 | ||
7f83a132 MS |
122 | config RDA_TIMER |
123 | bool "RDA timer driver" if COMPILE_TEST | |
7f83a132 MS |
124 | select CLKSRC_MMIO |
125 | select TIMER_OF | |
126 | help | |
127 | Enables the support for the RDA Micro timer driver. | |
128 | ||
119fd635 | 129 | config SUN4I_TIMER |
b4fcd48b | 130 | bool "Sun4i timer driver" if COMPILE_TEST |
d7023e62 | 131 | depends on HAS_IOMEM |
71c568c0 | 132 | select CLKSRC_MMIO |
239751ed | 133 | select TIMER_OF |
b4fcd48b DL |
134 | help |
135 | Enables support for the Sun4i timer. | |
b2ac5d75 | 136 | |
67905540 | 137 | config SUN5I_HSTIMER |
f0c5afb7 | 138 | bool "Sun5i timer driver" if COMPILE_TEST |
67905540 | 139 | select CLKSRC_MMIO |
f0c5afb7 DL |
140 | depends on COMMON_CLK |
141 | help | |
142 | Enables support the Sun5i timer. | |
67905540 | 143 | |
910978e7 | 144 | config TEGRA_TIMER |
adce4bc8 | 145 | bool "Tegra timer driver" if COMPILE_TEST |
2be6d9bf | 146 | select CLKSRC_MMIO |
b4822dc7 | 147 | select TIMER_OF |
acb4bb3f | 148 | depends on ARCH_TEGRA || COMPILE_TEST |
adce4bc8 DL |
149 | help |
150 | Enables support for the Tegra driver. | |
910978e7 | 151 | |
ff7ec345 | 152 | config VT8500_TIMER |
b4bdf7ef | 153 | bool "VT8500 timer driver" if COMPILE_TEST |
d7023e62 | 154 | depends on HAS_IOMEM |
b4bdf7ef DL |
155 | help |
156 | Enables support for the VT8500 driver. | |
ff7ec345 | 157 | |
1c00289e TM |
158 | config NPCM7XX_TIMER |
159 | bool "NPCM7xx timer driver" if COMPILE_TEST | |
160 | depends on HAS_IOMEM | |
99834eea | 161 | select TIMER_OF |
1c00289e TM |
162 | select CLKSRC_MMIO |
163 | help | |
164 | Enable 24-bit TIMER0 and TIMER1 counters in the NPCM7xx architecture, | |
06293463 | 165 | where TIMER0 serves as clockevent and TIMER1 serves as clocksource. |
1c00289e | 166 | |
4f0f234f | 167 | config CADENCE_TTC_TIMER |
57f49318 DL |
168 | bool "Cadence TTC timer driver" if COMPILE_TEST |
169 | depends on COMMON_CLK | |
170 | help | |
06293463 | 171 | Enables support for the Cadence TTC driver. |
4f0f234f | 172 | |
a8b1b9fc | 173 | config ASM9260_TIMER |
b9755841 | 174 | bool "ASM9260 timer driver" if COMPILE_TEST |
a8b1b9fc | 175 | select CLKSRC_MMIO |
bb0eb050 | 176 | select TIMER_OF |
b9755841 DL |
177 | help |
178 | Enables support for the ASM9260 timer. | |
a8b1b9fc | 179 | |
694e33a7 | 180 | config CLKSRC_NOMADIK_MTU |
70329653 DL |
181 | bool "Nomakdik clocksource driver" if COMPILE_TEST |
182 | depends on ARM | |
694e33a7 LW |
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 | ||
489bccea | 189 | config CLKSRC_DBX500_PRCMU |
1becd6ed | 190 | bool "Clocksource PRCMU Timer" if COMPILE_TEST |
d7023e62 | 191 | depends on HAS_IOMEM |
489bccea | 192 | help |
06293463 | 193 | Use the always on PRCMU Timer as clocksource. |
489bccea | 194 | |
ecf0efdc | 195 | config CLPS711X_TIMER |
06293463 | 196 | bool "Cirrus Logic timer driver" if COMPILE_TEST |
ecf0efdc DL |
197 | select CLKSRC_MMIO |
198 | help | |
199 | Enables support for the Cirrus Logic PS711 timer. | |
200 | ||
d81c50a0 | 201 | config MXS_TIMER |
06293463 | 202 | bool "MXS timer driver" if COMPILE_TEST |
d81c50a0 DL |
203 | select CLKSRC_MMIO |
204 | select STMP_DEVICE | |
205 | help | |
06293463 | 206 | Enables support for the MXS timer. |
d81c50a0 | 207 | |
d683b9dc DL |
208 | config NSPIRE_TIMER |
209 | bool "NSpire timer driver" if COMPILE_TEST | |
d683b9dc DL |
210 | select CLKSRC_MMIO |
211 | help | |
212 | Enables support for the Nspire timer. | |
213 | ||
c12547a0 DL |
214 | config KEYSTONE_TIMER |
215 | bool "Keystone timer driver" if COMPILE_TEST | |
c12547a0 DL |
216 | depends on ARM || ARM64 |
217 | select CLKSRC_MMIO | |
218 | help | |
219 | Enables support for the Keystone timer. | |
220 | ||
568c0342 | 221 | config INTEGRATOR_AP_TIMER |
06293463 | 222 | bool "Integrator-AP timer driver" if COMPILE_TEST |
568c0342 DL |
223 | select CLKSRC_MMIO |
224 | help | |
06293463 | 225 | Enables support for the Integrator-AP timer. |
568c0342 | 226 | |
050dd322 | 227 | config CLKSRC_LPC32XX |
ddcf48c7 | 228 | bool "Clocksource for LPC32XX" if COMPILE_TEST |
2f8a26c1 | 229 | depends on HAS_IOMEM |
1b18fd20 | 230 | depends on ARM |
050dd322 | 231 | select CLKSRC_MMIO |
bb0eb050 | 232 | select TIMER_OF |
ddcf48c7 DL |
233 | help |
234 | Support for the LPC32XX clocksource. | |
050dd322 | 235 | |
84583983 | 236 | config CLKSRC_PISTACHIO |
1e4fd60b | 237 | bool "Clocksource for Pistachio SoC" |
2f8a26c1 | 238 | depends on HAS_IOMEM |
1e4fd60b | 239 | depends on MIPS || COMPILE_TEST |
bb0eb050 | 240 | select TIMER_OF |
dfdb1652 DL |
241 | help |
242 | Enables the clocksource for the Pistachio SoC. | |
84583983 | 243 | |
fe851f56 FB |
244 | config CLKSRC_TI_32K |
245 | bool "Texas Instruments 32.768 Hz Clocksource" if COMPILE_TEST | |
dfedaf10 | 246 | depends on GENERIC_SCHED_CLOCK |
bb0eb050 | 247 | select TIMER_OF if OF |
fe851f56 FB |
248 | help |
249 | This option enables support for Texas Instruments 32.768 Hz clocksource | |
250 | available on many OMAP-like platforms. | |
251 | ||
e37e4593 | 252 | config CLKSRC_STM32 |
1cb6c215 PG |
253 | bool "Clocksource for STM32 SoCs" if !ARCH_STM32 |
254 | depends on OF && ARM && (ARCH_STM32 || COMPILE_TEST) | |
e37e4593 | 255 | select CLKSRC_MMIO |
d04af490 | 256 | select TIMER_OF |
e37e4593 | 257 | |
48b41c5e BG |
258 | config CLKSRC_STM32_LP |
259 | bool "Low power clocksource for STM32 SoCs" | |
260 | depends on MFD_STM32_LPTIMER || COMPILE_TEST | |
261 | ||
0302637f VM |
262 | config CLKSRC_MPS2 |
263 | bool "Clocksource for MPS2 SoCs" if COMPILE_TEST | |
264 | depends on GENERIC_SCHED_CLOCK | |
265 | select CLKSRC_MMIO | |
bb0eb050 | 266 | select TIMER_OF |
0302637f | 267 | |
c4c9a040 VG |
268 | config ARC_TIMERS |
269 | bool "Support for 32-bit TIMERn counters in ARC Cores" if COMPILE_TEST | |
bf287607 | 270 | depends on GENERIC_SCHED_CLOCK |
bb0eb050 | 271 | select TIMER_OF |
c4c9a040 VG |
272 | help |
273 | These are legacy 32-bit TIMER0 and TIMER1 counters found on all ARC cores | |
274 | (ARC700 as well as ARC HS38). | |
06293463 | 275 | TIMER0 serves as clockevent while TIMER1 provides clocksource. |
c4c9a040 VG |
276 | |
277 | config ARC_TIMERS_64BIT | |
278 | bool "Support for 64-bit counters in ARC HS38 cores" if COMPILE_TEST | |
c4c9a040 | 279 | depends on ARC_TIMERS |
bb0eb050 | 280 | select TIMER_OF |
c4c9a040 | 281 | help |
06293463 | 282 | This enables 2 different 64-bit timers: RTC (for UP) and GFRC (for SMP). |
c4c9a040 VG |
283 | RTC is implemented inside the core, while GFRC sits outside the core in |
284 | ARConnect IP block. Driver automatically picks one of them for clocksource | |
285 | as appropriate. | |
286 | ||
8a4da6e3 MR |
287 | config ARM_ARCH_TIMER |
288 | bool | |
bb0eb050 | 289 | select TIMER_OF if OF |
fa1bffab | 290 | select TIMER_ACPI if ACPI |
a2c5d4ed | 291 | |
037f6377 | 292 | config ARM_ARCH_TIMER_EVTSTREAM |
46fd5c6b | 293 | bool "Enable ARM architected timer event stream generation by default" |
037f6377 | 294 | default y if ARM_ARCH_TIMER |
77f7ce9a | 295 | depends on ARM_ARCH_TIMER |
037f6377 | 296 | help |
46fd5c6b WD |
297 | This option enables support by default for event stream generation |
298 | based on the ARM architected timer. It is used for waking up CPUs | |
299 | executing the wfe instruction at a frequency represented as a | |
300 | power-of-2 divisor of the clock rate. The behaviour can also be | |
301 | overridden on the command line using the | |
302 | clocksource.arm_arch_timer.evtstream parameter. | |
037f6377 WD |
303 | The main use of the event stream is wfe-based timeouts of userspace |
304 | locking implementations. It might also be useful for imposing timeout | |
305 | on wfe to safeguard against any programming errors in case an expected | |
306 | event is not generated. | |
307 | This must be disabled for hardware validation purposes to detect any | |
308 | hardware anomalies of missing events. | |
309 | ||
16d10ef2 DT |
310 | config ARM_ARCH_TIMER_OOL_WORKAROUND |
311 | bool | |
312 | ||
f6dc1576 SW |
313 | config FSL_ERRATUM_A008585 |
314 | bool "Workaround for Freescale/NXP Erratum A-008585" | |
315 | default y | |
316 | depends on ARM_ARCH_TIMER && ARM64 | |
16d10ef2 | 317 | select ARM_ARCH_TIMER_OOL_WORKAROUND |
f6dc1576 SW |
318 | help |
319 | This option enables a workaround for Freescale/NXP Erratum | |
320 | A-008585 ("ARM generic timer may contain an erroneous | |
321 | value"). The workaround will only be active if the | |
322 | fsl,erratum-a008585 property is found in the timer node. | |
323 | ||
bb42ca47 DT |
324 | config HISILICON_ERRATUM_161010101 |
325 | bool "Workaround for Hisilicon Erratum 161010101" | |
326 | default y | |
327 | select ARM_ARCH_TIMER_OOL_WORKAROUND | |
328 | depends on ARM_ARCH_TIMER && ARM64 | |
329 | help | |
330 | This option enables a workaround for Hisilicon Erratum | |
331 | 161010101. The workaround will be active if the hisilicon,erratum-161010101 | |
332 | property is found in the timer node. | |
333 | ||
fa8d815f MZ |
334 | config ARM64_ERRATUM_858921 |
335 | bool "Workaround for Cortex-A73 erratum 858921" | |
336 | default y | |
337 | select ARM_ARCH_TIMER_OOL_WORKAROUND | |
338 | depends on ARM_ARCH_TIMER && ARM64 | |
339 | help | |
340 | This option enables a workaround applicable to Cortex-A73 | |
341 | (all versions), whose counter may return incorrect values. | |
342 | The workaround will be dynamically enabled when an affected | |
343 | core is detected. | |
344 | ||
c950ca8c SH |
345 | config SUN50I_ERRATUM_UNKNOWN1 |
346 | bool "Workaround for Allwinner A64 erratum UNKNOWN1" | |
347 | default y | |
348 | depends on ARM_ARCH_TIMER && ARM64 && ARCH_SUNXI | |
349 | select ARM_ARCH_TIMER_OOL_WORKAROUND | |
350 | help | |
351 | This option enables a workaround for instability in the timer on | |
352 | the Allwinner A64 SoC. The workaround will only be active if the | |
353 | allwinner,erratum-unknown1 property is found in the timer node. | |
354 | ||
c1b40e44 | 355 | config ARM_GLOBAL_TIMER |
67a87a43 | 356 | bool "Support for the ARM global timer" if COMPILE_TEST |
bb0eb050 | 357 | select TIMER_OF if OF |
67a87a43 | 358 | depends on ARM |
c1b40e44 | 359 | help |
06293463 | 360 | This option enables support for the ARM global timer unit. |
c1b40e44 | 361 | |
171b45a4 AM |
362 | config ARM_GT_INITIAL_PRESCALER_VAL |
363 | int "ARM global timer initial prescaler value" | |
68e2215e | 364 | default 2 if ARCH_ZYNQ |
171b45a4 AM |
365 | default 1 |
366 | depends on ARM_GLOBAL_TIMER | |
367 | help | |
368 | When the ARM global timer initializes, its current rate is declared | |
369 | to the kernel and maintained forever. Should it's parent clock | |
370 | change, the driver tries to fix the timer's internal prescaler. | |
371 | On some machs (i.e. Zynq) the initial prescaler value thus poses | |
372 | bounds about how much the parent clock is allowed to decrease or | |
373 | increase wrt the initial clock value. | |
374 | This affects CPU_FREQ max delta from the initial frequency. | |
375 | ||
0b7402dc | 376 | config ARM_TIMER_SP804 |
dfc82faa | 377 | bool "Support for Dual Timer SP804 module" if COMPILE_TEST |
2f4574dd | 378 | depends on GENERIC_SCHED_CLOCK && HAVE_CLK |
0b7402dc | 379 | select CLKSRC_MMIO |
bb0eb050 | 380 | select TIMER_OF if OF |
0b7402dc | 381 | |
c1b40e44 SM |
382 | config CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK |
383 | bool | |
384 | depends on ARM_GLOBAL_TIMER | |
385 | default y | |
386 | help | |
06293463 | 387 | Use ARM global timer clock source as sched_clock. |
c1b40e44 | 388 | |
4958ebb3 | 389 | config ARMV7M_SYSTICK |
e2146d86 | 390 | bool "Support for the ARMv7M system time" if COMPILE_TEST |
bb0eb050 | 391 | select TIMER_OF if OF |
4958ebb3 MC |
392 | select CLKSRC_MMIO |
393 | help | |
06293463 | 394 | This option enables support for the ARMv7M system timer unit. |
4958ebb3 | 395 | |
b052ff30 | 396 | config ATMEL_PIT |
2f982703 AB |
397 | bool "Atmel PIT support" if COMPILE_TEST |
398 | depends on HAS_IOMEM | |
bb0eb050 | 399 | select TIMER_OF if OF |
2f982703 AB |
400 | help |
401 | Support for the Periodic Interval Timer found on Atmel SoCs. | |
b052ff30 | 402 | |
b53cdd03 | 403 | config ATMEL_ST |
b988d3f0 | 404 | bool "Atmel ST timer support" if COMPILE_TEST |
bd2746f0 | 405 | depends on HAS_IOMEM |
bb0eb050 | 406 | select TIMER_OF |
7ab7ef74 | 407 | select MFD_SYSCON |
b988d3f0 DL |
408 | help |
409 | Support for the Atmel ST timer. | |
b53cdd03 | 410 | |
6275f494 AB |
411 | config ATMEL_TCB_CLKSRC |
412 | bool "Atmel TC Block timer driver" if COMPILE_TEST | |
1ce861ce | 413 | depends on ARM && HAS_IOMEM |
6275f494 AB |
414 | select TIMER_OF if OF |
415 | help | |
416 | Support for Timer Counter Blocks on Atmel SoCs. | |
417 | ||
6938d75a | 418 | config CLKSRC_EXYNOS_MCT |
39366ef4 | 419 | bool "Exynos multi core timer driver" if COMPILE_TEST |
f1a4c1f3 | 420 | depends on ARM || ARM64 |
6938d75a TA |
421 | help |
422 | Support for Multi Core Timer controller on Exynos SoCs. | |
241a9871 | 423 | |
f1189989 | 424 | config CLKSRC_SAMSUNG_PWM |
de37b0b5 | 425 | bool "PWM timer driver for Samsung S3C, S5P" if COMPILE_TEST |
d7023e62 | 426 | depends on HAS_IOMEM |
f1189989 TF |
427 | help |
428 | This is a new clocksource driver for the PWM timer found in | |
429 | Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver | |
430 | for all devicetree enabled platforms. This driver will be | |
431 | needed only on systems that do not have the Exynos MCT available. | |
c1967249 | 432 | |
2529c3a3 | 433 | config FSL_FTM_TIMER |
ef49336b | 434 | bool "Freescale FlexTimer Module driver" if COMPILE_TEST |
d7023e62 | 435 | depends on HAS_IOMEM |
03724ac3 | 436 | select CLKSRC_MMIO |
2529c3a3 XL |
437 | help |
438 | Support for Freescale FlexTimer Module (FTM) timer. | |
439 | ||
c1967249 JL |
440 | config VF_PIT_TIMER |
441 | bool | |
2be6d9bf | 442 | select CLKSRC_MMIO |
c1967249 | 443 | help |
06293463 | 444 | Support for Periodic Interrupt Timer on Freescale Vybrid Family SoCs. |
fd3f1270 | 445 | |
89355274 NA |
446 | config OXNAS_RPS_TIMER |
447 | bool "Oxford Semiconductor OXNAS RPS Timers driver" if COMPILE_TEST | |
bb0eb050 | 448 | select TIMER_OF |
89355274 NA |
449 | select CLKSRC_MMIO |
450 | help | |
451 | This enables support for the Oxford Semiconductor OXNAS RPS timers. | |
452 | ||
fd3f1270 | 453 | config SYS_SUPPORTS_SH_CMT |
9ca9fe69 | 454 | bool |
fd3f1270 | 455 | |
ecb3530d | 456 | config MTK_TIMER |
fbca9eab | 457 | bool "Mediatek timer driver" if COMPILE_TEST |
2f8a26c1 | 458 | depends on HAS_IOMEM |
bb0eb050 | 459 | select TIMER_OF |
ecb3530d | 460 | select CLKSRC_MMIO |
fbca9eab DL |
461 | help |
462 | Support for Mediatek timer driver. | |
ecb3530d | 463 | |
067bc914 | 464 | config SPRD_TIMER |
8a1ece26 | 465 | bool "Spreadtrum timer driver" if EXPERT |
067bc914 | 466 | depends on HAS_IOMEM |
8a1ece26 CZ |
467 | depends on (ARCH_SPRD || COMPILE_TEST) |
468 | default ARCH_SPRD | |
067bc914 BW |
469 | select TIMER_OF |
470 | help | |
471 | Enables support for the Spreadtrum timer driver. | |
472 | ||
fd3f1270 | 473 | config SYS_SUPPORTS_SH_MTU2 |
9ca9fe69 | 474 | bool |
fd3f1270 MD |
475 | |
476 | config SYS_SUPPORTS_SH_TMU | |
9ca9fe69 | 477 | bool |
fd3f1270 MD |
478 | |
479 | config SYS_SUPPORTS_EM_STI | |
9ca9fe69 | 480 | bool |
fd3f1270 | 481 | |
9995f4f1 RF |
482 | config CLKSRC_JCORE_PIT |
483 | bool "J-Core PIT timer driver" if COMPILE_TEST | |
484 | depends on OF | |
9995f4f1 RF |
485 | depends on HAS_IOMEM |
486 | select CLKSRC_MMIO | |
487 | help | |
488 | This enables build of clocksource and clockevent driver for | |
489 | the integrated PIT in the J-Core synthesizable, open source SoC. | |
490 | ||
fd3f1270 MD |
491 | config SH_TIMER_CMT |
492 | bool "Renesas CMT timer driver" if COMPILE_TEST | |
11bc26fe | 493 | depends on HAS_IOMEM |
fd3f1270 MD |
494 | default SYS_SUPPORTS_SH_CMT |
495 | help | |
496 | This enables build of a clocksource and clockevent driver for | |
497 | the Compare Match Timer (CMT) hardware available in 16/32/48-bit | |
498 | variants on a wide range of Mobile and Automotive SoCs from Renesas. | |
499 | ||
500 | config SH_TIMER_MTU2 | |
501 | bool "Renesas MTU2 timer driver" if COMPILE_TEST | |
11bc26fe | 502 | depends on HAS_IOMEM |
fd3f1270 MD |
503 | default SYS_SUPPORTS_SH_MTU2 |
504 | help | |
505 | This enables build of a clockevent driver for the Multi-Function | |
7e139187 | 506 | Timer Pulse Unit 2 (MTU2) hardware available on SoCs from Renesas. |
06293463 | 507 | This hardware comes with 16-bit timer registers. |
fd3f1270 | 508 | |
fb6002a8 CB |
509 | config RENESAS_OSTM |
510 | bool "Renesas OSTM timer driver" if COMPILE_TEST | |
fb6002a8 | 511 | select CLKSRC_MMIO |
22731423 | 512 | select TIMER_OF |
fb6002a8 CB |
513 | help |
514 | Enables the support for the Renesas OSTM. | |
515 | ||
fd3f1270 MD |
516 | config SH_TIMER_TMU |
517 | bool "Renesas TMU timer driver" if COMPILE_TEST | |
11bc26fe | 518 | depends on HAS_IOMEM |
fd3f1270 MD |
519 | default SYS_SUPPORTS_SH_TMU |
520 | help | |
521 | This enables build of a clocksource and clockevent driver for | |
522 | the 32-bit Timer Unit (TMU) hardware available on a wide range | |
523 | SoCs from Renesas. | |
524 | ||
525 | config EM_TIMER_STI | |
526 | bool "Renesas STI timer driver" if COMPILE_TEST | |
2f8a26c1 | 527 | depends on HAS_IOMEM |
fd3f1270 MD |
528 | default SYS_SUPPORTS_EM_STI |
529 | help | |
530 | This enables build of a clocksource and clockevent driver for | |
531 | the 48-bit System Timer (STI) hardware available on a SoCs | |
532 | such as EMEV2 from former NEC Electronics. | |
dfc25e45 | 533 | |
3f8e8cee | 534 | config CLKSRC_QCOM |
3dc0e9f6 DL |
535 | bool "Qualcomm MSM timer" if COMPILE_TEST |
536 | depends on ARM | |
bb0eb050 | 537 | select TIMER_OF |
3dc0e9f6 DL |
538 | help |
539 | This enables the clocksource and the per CPU clockevent driver for the | |
540 | Qualcomm SoCs. | |
220e2a8d PM |
541 | |
542 | config CLKSRC_VERSATILE | |
5cc87a4d | 543 | bool "ARM Versatile (Express) reference platforms clock source" if COMPILE_TEST |
77f6c0b8 | 544 | depends on GENERIC_SCHED_CLOCK |
bb0eb050 | 545 | select TIMER_OF |
bfed0ede | 546 | default y if (ARCH_VEXPRESS || ARCH_VERSATILE) && ARM |
220e2a8d PM |
547 | help |
548 | This option enables clock source based on free running | |
549 | counter available in the "System Registers" block of | |
bfed0ede | 550 | ARM Versatile and Versatile Express reference platforms. |
58394271 | 551 | |
fa5635a2 AB |
552 | config CLKSRC_MIPS_GIC |
553 | bool | |
554 | depends on MIPS_GIC | |
7d7de1a6 | 555 | select CLOCKSOURCE_WATCHDOG |
bb0eb050 | 556 | select TIMER_OF |
fa5635a2 | 557 | |
e074ff86 | 558 | config CLKSRC_PXA |
5ae996cb | 559 | bool "Clocksource for PXA or SA-11x0 platform" if COMPILE_TEST |
d7023e62 | 560 | depends on HAS_IOMEM |
5ae996cb | 561 | select CLKSRC_MMIO |
e074ff86 DB |
562 | help |
563 | This enables OST0 support available on PXA and SA-11x0 | |
564 | platforms. | |
618b902d | 565 | |
97a23beb | 566 | config H8300_TMR8 |
9ca9fe69 KK |
567 | bool "Clockevent timer for the H8300 platform" if COMPILE_TEST |
568 | depends on HAS_IOMEM | |
46e7c3c6 DL |
569 | help |
570 | This enables the 8 bits timer for the H8300 platform. | |
97a23beb | 571 | |
618b902d | 572 | config H8300_TMR16 |
9ca9fe69 KK |
573 | bool "Clockevent timer for the H83069 platform" if COMPILE_TEST |
574 | depends on HAS_IOMEM | |
46e7c3c6 DL |
575 | help |
576 | This enables the 16 bits timer for the H8300 platform with the | |
06293463 | 577 | H83069 CPU. |
618b902d YS |
578 | |
579 | config H8300_TPU | |
9ca9fe69 KK |
580 | bool "Clocksource for the H8300 platform" if COMPILE_TEST |
581 | depends on HAS_IOMEM | |
46e7c3c6 DL |
582 | help |
583 | This enables the clocksource for the H8300 platform with the | |
06293463 | 584 | H8S2678 CPU. |
618b902d | 585 | |
bea5af41 SG |
586 | config CLKSRC_IMX_GPT |
587 | bool "Clocksource using i.MX GPT" if COMPILE_TEST | |
2f4574dd | 588 | depends on (ARM || ARM64) && HAVE_CLK |
bea5af41 SG |
589 | select CLKSRC_MMIO |
590 | ||
059ab7b8 DA |
591 | config CLKSRC_IMX_TPM |
592 | bool "Clocksource using i.MX TPM" if COMPILE_TEST | |
2f4574dd | 593 | depends on (ARM || ARM64) && HAVE_CLK |
059ab7b8 | 594 | select CLKSRC_MMIO |
a6d0812a | 595 | select TIMER_OF |
059ab7b8 DA |
596 | help |
597 | Enable this option to use IMX Timer/PWM Module (TPM) timer as | |
598 | clocksource. | |
599 | ||
7117a44b BP |
600 | config TIMER_IMX_SYS_CTR |
601 | bool "i.MX system counter timer" if COMPILE_TEST | |
602 | select TIMER_OF | |
603 | help | |
604 | Enable this option to use i.MX system counter timer as a | |
605 | clockevent. | |
606 | ||
70bef01c | 607 | config CLKSRC_ST_LPC |
baacaf83 | 608 | bool "Low power clocksource found in the LPC" if COMPILE_TEST |
bb0eb050 | 609 | select TIMER_OF if OF |
863ee050 | 610 | depends on HAS_IOMEM |
2be6d9bf | 611 | select CLKSRC_MMIO |
70bef01c LJ |
612 | help |
613 | Enable this option to use the Low Power controller timer | |
614 | as clocksource. | |
615 | ||
35dbb74a RC |
616 | config ATCPIT100_TIMER |
617 | bool "ATCPIT100 timer driver" | |
618 | depends on NDS32 || COMPILE_TEST | |
619 | depends on HAS_IOMEM | |
620 | select TIMER_OF | |
621 | default NDS32 | |
622 | help | |
623 | This option enables support for the Andestech ATCPIT100 timers. | |
624 | ||
62b01943 | 625 | config RISCV_TIMER |
2bc3fc87 | 626 | bool "Timer for the RISC-V platform" if COMPILE_TEST |
ab310544 | 627 | depends on GENERIC_SCHED_CLOCK && RISCV && RISCV_SBI |
62b01943 PD |
628 | select TIMER_PROBE |
629 | select TIMER_OF | |
630 | help | |
631 | This enables the per-hart timer built into all RISC-V systems, which | |
632 | is accessed via both the SBI and the rdcycle instruction. This is | |
633 | required for all RISC-V systems. | |
634 | ||
2ac6795f AP |
635 | config CLINT_TIMER |
636 | bool "CLINT Timer for the RISC-V platform" if COMPILE_TEST | |
637 | depends on GENERIC_SCHED_CLOCK && RISCV | |
638 | select TIMER_PROBE | |
639 | select TIMER_OF | |
640 | help | |
641 | This option enables the CLINT timer for RISC-V systems. The CLINT | |
642 | driver is usually used for NoMMU RISC-V systems. | |
643 | ||
a7ad38b0 GR |
644 | config CSKY_MP_TIMER |
645 | bool "SMP Timer for the C-SKY platform" if COMPILE_TEST | |
646 | depends on CSKY | |
647 | select TIMER_OF | |
648 | help | |
649 | Say yes here to enable C-SKY SMP timer driver used for C-SKY SMP | |
650 | system. | |
06293463 RD |
651 | csky,mptimer is not only used in SMP system, it also could be used in |
652 | single core system. It's not a mmio reg and it uses mtcr/mfcr instruction. | |
a7ad38b0 | 653 | |
33745c3c GR |
654 | config GX6605S_TIMER |
655 | bool "Gx6605s SOC system timer driver" if COMPILE_TEST | |
656 | depends on CSKY | |
657 | select CLKSRC_MMIO | |
658 | select TIMER_OF | |
659 | help | |
660 | This option enables support for gx6605s SOC's timer. | |
661 | ||
b58f28f3 ST |
662 | config MILBEAUT_TIMER |
663 | bool "Milbeaut timer driver" if COMPILE_TEST | |
664 | depends on OF | |
665 | depends on ARM | |
666 | select TIMER_OF | |
667 | select CLKSRC_MMIO | |
668 | help | |
669 | Enables the support for Milbeaut timer driver. | |
670 | ||
34e93683 PC |
671 | config INGENIC_TIMER |
672 | bool "Clocksource/timer using the TCU in Ingenic JZ SoCs" | |
673 | default MACH_INGENIC | |
674 | depends on MIPS || COMPILE_TEST | |
675 | depends on COMMON_CLK | |
676 | select MFD_SYSCON | |
677 | select TIMER_OF | |
678 | select IRQ_DOMAIN | |
679 | help | |
680 | Support for the timer/counter unit of the Ingenic JZ SoCs. | |
681 | ||
5ecafc12 ZY |
682 | config INGENIC_SYSOST |
683 | bool "Clocksource/timer using the SYSOST in Ingenic X SoCs" | |
684 | depends on MIPS || COMPILE_TEST | |
685 | depends on COMMON_CLK | |
686 | select MFD_SYSCON | |
687 | select TIMER_OF | |
688 | select IRQ_DOMAIN | |
689 | help | |
690 | Support for the SYSOST of the Ingenic X Series SoCs. | |
691 | ||
ca7b72b5 | 692 | config INGENIC_OST |
5ecafc12 | 693 | bool "Clocksource using the OST in Ingenic JZ SoCs" |
ca7b72b5 MH |
694 | depends on MIPS || COMPILE_TEST |
695 | depends on COMMON_CLK | |
696 | select MFD_SYSCON | |
697 | help | |
698 | Support for the Operating System Timer of the Ingenic JZ SoCs. | |
699 | ||
625022a5 CB |
700 | config MICROCHIP_PIT64B |
701 | bool "Microchip PIT64B support" | |
702 | depends on OF || COMPILE_TEST | |
703 | select CLKSRC_MMIO | |
25259f7a | 704 | select TIMER_OF |
625022a5 CB |
705 | help |
706 | This option enables Microchip PIT64B timer for Atmel | |
707 | based system. It supports the oneshot, the periodic | |
708 | modes and high resolution. It is used as a clocksource | |
709 | and a clockevent. | |
710 | ||
58394271 | 711 | endmenu |