clocksource: Add Allwinner SoCs HS timers driver
[deliverable/linux.git] / drivers / clocksource / Kconfig
CommitLineData
ae278a93
SW
1config CLKSRC_OF
2 bool
3
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RK
4config CLKSRC_I8253
5 bool
442c8176 6
e6220bdc
TG
7config CLKEVT_I8253
8 bool
9
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RB
10config I8253_LOCK
11 bool
12
13config CLKBLD_I8253
e6220bdc 14 def_bool y if CLKSRC_I8253 || CLKEVT_I8253 || I8253_LOCK
15f304b6 15
442c8176
RK
16config CLKSRC_MMIO
17 bool
06c3df49
JI
18
19config DW_APB_TIMER
20 bool
489bccea 21
cfda5901
DN
22config DW_APB_TIMER_OF
23 bool
1b4eca0f 24 select DW_APB_TIMER
10021488 25 select CLKSRC_OF
cfda5901 26
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GC
27config ARMADA_370_XP_TIMER
28 bool
7b0dd72a 29 select CLKSRC_OF
6fe9cbd1 30
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SH
31config ORION_TIMER
32 select CLKSRC_OF
33 select CLKSRC_MMIO
34 bool
35
119fd635 36config SUN4I_TIMER
71c568c0 37 select CLKSRC_MMIO
b2ac5d75
MR
38 bool
39
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MR
40config SUN5I_HSTIMER
41 select CLKSRC_MMIO
42 bool
43
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TP
44config VT8500_TIMER
45 bool
46
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MS
47config CADENCE_TTC_TIMER
48 bool
49
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LW
50config CLKSRC_NOMADIK_MTU
51 bool
52 depends on (ARCH_NOMADIK || ARCH_U8500)
53 select CLKSRC_MMIO
54 help
55 Support for Multi Timer Unit. MTU provides access
56 to multiple interrupt generating programmable
57 32-bit free running decrementing counters.
58
59config CLKSRC_NOMADIK_MTU_SCHED_CLOCK
60 bool
61 depends on CLKSRC_NOMADIK_MTU
62 help
63 Use the Multi Timer Unit as the sched_clock.
64
489bccea
MW
65config CLKSRC_DBX500_PRCMU
66 bool "Clocksource PRCMU Timer"
29746f48 67 depends on UX500_SOC_DB8500
489bccea
MW
68 default y
69 help
70 Use the always on PRCMU Timer as clocksource
71
72config CLKSRC_DBX500_PRCMU_SCHED_CLOCK
73 bool "Clocksource PRCMU Timer sched_clock"
694e33a7 74 depends on (CLKSRC_DBX500_PRCMU && !CLKSRC_NOMADIK_MTU_SCHED_CLOCK)
489bccea
MW
75 default y
76 help
77 Use the always on PRCMU Timer as sched_clock
985c0679 78
9c9b7818
UKK
79config CLKSRC_EFM32
80 bool "Clocksource for Energy Micro's EFM32 SoCs" if !ARCH_EFM32
81 depends on OF && ARM && (ARCH_EFM32 || COMPILE_TEST)
82 default ARCH_EFM32
83 help
84 Support to use the timers of EFM32 SoCs as clock source and clock
85 event device.
86
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MR
87config ARM_ARCH_TIMER
88 bool
0583fe47 89 select CLKSRC_OF if OF
a2c5d4ed 90
037f6377
WD
91config ARM_ARCH_TIMER_EVTSTREAM
92 bool "Support for ARM architected timer event stream generation"
93 default y if ARM_ARCH_TIMER
94 help
95 This option enables support for event stream generation based on
96 the ARM architected timer. It is used for waking up CPUs executing
97 the wfe instruction at a frequency represented as a power-of-2
98 divisor of the clock rate.
99 The main use of the event stream is wfe-based timeouts of userspace
100 locking implementations. It might also be useful for imposing timeout
101 on wfe to safeguard against any programming errors in case an expected
102 event is not generated.
103 This must be disabled for hardware validation purposes to detect any
104 hardware anomalies of missing events.
105
c1b40e44
SM
106config ARM_GLOBAL_TIMER
107 bool
108 select CLKSRC_OF if OF
109 help
110 This options enables support for the ARM global timer unit
111
112config CLKSRC_ARM_GLOBAL_TIMER_SCHED_CLOCK
113 bool
114 depends on ARM_GLOBAL_TIMER
115 default y
116 help
117 Use ARM global timer clock source as sched_clock
118
a2c5d4ed
JH
119config CLKSRC_METAG_GENERIC
120 def_bool y if METAG
121 help
122 This option enables support for the Meta per-thread timers.
6938d75a
TA
123
124config CLKSRC_EXYNOS_MCT
125 def_bool y if ARCH_EXYNOS
126 help
127 Support for Multi Core Timer controller on Exynos SoCs.
241a9871 128
f1189989 129config CLKSRC_SAMSUNG_PWM
77d84434 130 bool
f1189989
TF
131 help
132 This is a new clocksource driver for the PWM timer found in
133 Samsung S3C, S5P and Exynos SoCs, replacing an earlier driver
134 for all devicetree enabled platforms. This driver will be
135 needed only on systems that do not have the Exynos MCT available.
c1967249
JL
136
137config VF_PIT_TIMER
138 bool
139 help
140 Support for Period Interrupt Timer on Freescale Vybrid Family SoCs.
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