[mirror_ubuntu-bionic-kernel.git] / drivers / cpufreq / Kconfig.arm

#
# ARM CPU Frequency scaling drivers
#

config ARM_BIG_LITTLE_CPUFREQ
	tristate "Generic ARM big LITTLE CPUfreq driver"
	depends on ARM && BIG_LITTLE && ARM_CPU_TOPOLOGY && HAVE_CLK
	select PM_OPP
	help
	  This enables the Generic CPUfreq driver for ARM big.LITTLE platforms.

config ARM_DT_BL_CPUFREQ
	tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver"
	depends on ARM_BIG_LITTLE_CPUFREQ && OF
	help
	  This enables probing via DT for Generic CPUfreq driver for ARM
	  big.LITTLE platform. This gets frequency tables from DT.

config ARM_EXYNOS_CPUFREQ
	bool

config ARM_EXYNOS4210_CPUFREQ
	bool "SAMSUNG EXYNOS4210"
	depends on CPU_EXYNOS4210
	default y
	select ARM_EXYNOS_CPUFREQ
	help
	  This adds the CPUFreq driver for Samsung EXYNOS4210
	  SoC (S5PV310 or S5PC210).

	  If in doubt, say N.

config ARM_EXYNOS4X12_CPUFREQ
	bool "SAMSUNG EXYNOS4x12"
	depends on (SOC_EXYNOS4212 || SOC_EXYNOS4412)
	default y
	select ARM_EXYNOS_CPUFREQ
	help
	  This adds the CPUFreq driver for Samsung EXYNOS4X12
	  SoC (EXYNOS4212 or EXYNOS4412).

	  If in doubt, say N.

config ARM_EXYNOS5250_CPUFREQ
	bool "SAMSUNG EXYNOS5250"
	depends on SOC_EXYNOS5250
	default y
	select ARM_EXYNOS_CPUFREQ
	help
	  This adds the CPUFreq driver for Samsung EXYNOS5250
	  SoC.

	  If in doubt, say N.

config ARM_EXYNOS5440_CPUFREQ
	bool "SAMSUNG EXYNOS5440"
	depends on SOC_EXYNOS5440
	depends on HAVE_CLK && OF
	select PM_OPP
	default y
	help
	  This adds the CPUFreq driver for Samsung EXYNOS5440
	  SoC. The nature of exynos5440 clock controller is
	  different than previous exynos controllers so not using
	  the common exynos framework.

	  If in doubt, say N.

config ARM_HIGHBANK_CPUFREQ
	tristate "Calxeda Highbank-based"
	depends on ARCH_HIGHBANK
	select GENERIC_CPUFREQ_CPU0
	select PM_OPP
	select REGULATOR

	default m
	help
	  This adds the CPUFreq driver for Calxeda Highbank SoC
	  based boards.

	  If in doubt, say N.

config ARM_IMX6Q_CPUFREQ
	tristate "Freescale i.MX6Q cpufreq support"
	depends on SOC_IMX6Q
	depends on REGULATOR_ANATOP
	help
	  This adds cpufreq driver support for Freescale i.MX6Q SOC.

	  If in doubt, say N.

config ARM_INTEGRATOR
	tristate "CPUfreq driver for ARM Integrator CPUs"
	depends on ARCH_INTEGRATOR
	default y
	help
	  This enables the CPUfreq driver for ARM Integrator CPUs.
	  If in doubt, say Y.

config ARM_KIRKWOOD_CPUFREQ
	def_bool ARCH_KIRKWOOD && OF
	help
	  This adds the CPUFreq driver for Marvell Kirkwood
	  SoCs.

config ARM_OMAP2PLUS_CPUFREQ
	bool "TI OMAP2+"
	depends on ARCH_OMAP2PLUS
	default ARCH_OMAP2PLUS

config ARM_S3C_CPUFREQ
	bool
	help
	  Internal configuration node for common cpufreq on Samsung SoC

config ARM_S3C24XX_CPUFREQ
	bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)"
	depends on ARCH_S3C24XX
	select ARM_S3C_CPUFREQ
	help
	  This enables the CPUfreq driver for the Samsung S3C24XX family
	  of CPUs.

	  For details, take a look at <file:Documentation/cpu-freq>.

	  If in doubt, say N.

config ARM_S3C24XX_CPUFREQ_DEBUG
	bool "Debug CPUfreq Samsung driver core"
	depends on ARM_S3C24XX_CPUFREQ
	help
	  Enable s3c_freq_dbg for the Samsung S3C CPUfreq core

config ARM_S3C24XX_CPUFREQ_IODEBUG
	bool "Debug CPUfreq Samsung driver IO timing"
	depends on ARM_S3C24XX_CPUFREQ
	help
	  Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core

config ARM_S3C24XX_CPUFREQ_DEBUGFS
	bool "Export debugfs for CPUFreq"
	depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS
	help
	  Export status information via debugfs.

config ARM_S3C2410_CPUFREQ
	bool
	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410
	select S3C2410_CPUFREQ_UTILS
	help
	  CPU Frequency scaling support for S3C2410

config ARM_S3C2412_CPUFREQ
	bool
	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412
	default y
	select S3C2412_IOTIMING
	help
	  CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs.

config ARM_S3C2416_CPUFREQ
	bool "S3C2416 CPU Frequency scaling support"
	depends on CPU_S3C2416
	help
	  This adds the CPUFreq driver for the Samsung S3C2416 and
	  S3C2450 SoC. The S3C2416 supports changing the rate of the
	  armdiv clock source and also entering a so called dynamic
	  voltage scaling mode in which it is possible to reduce the
	  core voltage of the cpu.

	  If in doubt, say N.

config ARM_S3C2416_CPUFREQ_VCORESCALE
	bool "Allow voltage scaling for S3C2416 arm core"
	depends on ARM_S3C2416_CPUFREQ && REGULATOR
	help
	  Enable CPU voltage scaling when entering the dvs mode.
	  It uses information gathered through existing hardware and
	  tests but not documented in any datasheet.

	  If in doubt, say N.

config ARM_S3C2440_CPUFREQ
	bool "S3C2440/S3C2442 CPU Frequency scaling support"
	depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442)
	select S3C2410_CPUFREQ_UTILS
	default y
	help
	  CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.

config ARM_S3C64XX_CPUFREQ
	bool "Samsung S3C64XX"
	depends on CPU_S3C6410
	default y
	help
	  This adds the CPUFreq driver for Samsung S3C6410 SoC.

	  If in doubt, say N.

config ARM_S5PV210_CPUFREQ
	bool "Samsung S5PV210 and S5PC110"
	depends on CPU_S5PV210
	default y
	help
	  This adds the CPUFreq driver for Samsung S5PV210 and
	  S5PC110 SoCs.

	  If in doubt, say N.

config ARM_SA1100_CPUFREQ
	bool

config ARM_SA1110_CPUFREQ
	bool

config ARM_SPEAR_CPUFREQ
	bool "SPEAr CPUFreq support"
	depends on PLAT_SPEAR
	default y
	help
	  This adds the CPUFreq driver support for SPEAr SOCs.

config ARM_TEGRA_CPUFREQ
	bool "TEGRA CPUFreq support"
	depends on ARCH_TEGRA
	default y
	help
	  This adds the CPUFreq driver support for TEGRA SOCs.

config ARM_VEXPRESS_SPC_CPUFREQ
        tristate "Versatile Express SPC based CPUfreq driver"
        select ARM_BIG_LITTLE_CPUFREQ
        depends on ARCH_VEXPRESS_SPC
        help
          This add the CPUfreq driver support for Versatile Express
	  big.LITTLE platforms using SPC for power management.
Commit	Line	Data
f7d77079 KK	1	#
	2	# ARM CPU Frequency scaling drivers
	3	#
	4
8a67f0ef	5	config ARM_BIG_LITTLE_CPUFREQ
99af7711	6	tristate "Generic ARM big LITTLE CPUfreq driver"
998be8ee	7	depends on ARM && BIG_LITTLE && ARM_CPU_TOPOLOGY && HAVE_CLK
109df086	8	select PM_OPP
99af7711 VK	9	help
99af7711 VK	10	This enables the Generic CPUfreq driver for ARM big.LITTLE platforms.
8a67f0ef VK	11
8a67f0ef VK	12	config ARM_DT_BL_CPUFREQ
99af7711 VK	13	tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver"
99af7711 VK	14	depends on ARM_BIG_LITTLE_CPUFREQ && OF
8a67f0ef	15	help
99af7711 VK	16	This enables probing via DT for Generic CPUfreq driver for ARM
99af7711 VK	17	big.LITTLE platform. This gets frequency tables from DT.
8a67f0ef	18
a0ea048a	19	config ARM_EXYNOS_CPUFREQ
45e12086	20	bool
a0ea048a VK	21
a0ea048a VK	22	config ARM_EXYNOS4210_CPUFREQ
45e12086 BZ	23	bool "SAMSUNG EXYNOS4210"
	24	depends on CPU_EXYNOS4210
	25	default y
	26	select ARM_EXYNOS_CPUFREQ
a0ea048a VK	27	help
	28	This adds the CPUFreq driver for Samsung EXYNOS4210
	29	SoC (S5PV310 or S5PC210).
	30
45e12086 BZ	31	If in doubt, say N.
45e12086 BZ	32
a0ea048a	33	config ARM_EXYNOS4X12_CPUFREQ
45e12086 BZ	34	bool "SAMSUNG EXYNOS4x12"
	35	depends on (SOC_EXYNOS4212 \|\| SOC_EXYNOS4412)
	36	default y
	37	select ARM_EXYNOS_CPUFREQ
a0ea048a VK	38	help
	39	This adds the CPUFreq driver for Samsung EXYNOS4X12
	40	SoC (EXYNOS4212 or EXYNOS4412).
	41
45e12086 BZ	42	If in doubt, say N.
45e12086 BZ	43
a0ea048a	44	config ARM_EXYNOS5250_CPUFREQ
45e12086 BZ	45	bool "SAMSUNG EXYNOS5250"
	46	depends on SOC_EXYNOS5250
	47	default y
	48	select ARM_EXYNOS_CPUFREQ
a0ea048a VK	49	help
	50	This adds the CPUFreq driver for Samsung EXYNOS5250
	51	SoC.
	52
45e12086 BZ	53	If in doubt, say N.
45e12086 BZ	54
49d7b5bf	55	config ARM_EXYNOS5440_CPUFREQ
45e12086 BZ	56	bool "SAMSUNG EXYNOS5440"
45e12086 BZ	57	depends on SOC_EXYNOS5440
109df086 MB	58	depends on HAVE_CLK && OF
109df086 MB	59	select PM_OPP
45e12086	60	default y
49d7b5bf ADK	61	help
	62	This adds the CPUFreq driver for Samsung EXYNOS5440
	63	SoC. The nature of exynos5440 clock controller is
	64	different than previous exynos controllers so not using
	65	the common exynos framework.
	66
45e12086 BZ	67	If in doubt, say N.
45e12086 BZ	68
a0ea048a VK	69	config ARM_HIGHBANK_CPUFREQ
	70	tristate "Calxeda Highbank-based"
	71	depends on ARCH_HIGHBANK
a0ea048a VK	72	select GENERIC_CPUFREQ_CPU0
	73	select PM_OPP
	74	select REGULATOR
	75
	76	default m
	77	help
	78	This adds the CPUFreq driver for Calxeda Highbank SoC
	79	based boards.
	80
	81	If in doubt, say N.
	82
	83	config ARM_IMX6Q_CPUFREQ
	84	tristate "Freescale i.MX6Q cpufreq support"
	85	depends on SOC_IMX6Q
	86	depends on REGULATOR_ANATOP
	87	help
	88	This adds cpufreq driver support for Freescale i.MX6Q SOC.
	89
	90	If in doubt, say N.
	91
b7e614c8 VK	92	config ARM_INTEGRATOR
	93	tristate "CPUfreq driver for ARM Integrator CPUs"
	94	depends on ARCH_INTEGRATOR
	95	default y
	96	help
	97	This enables the CPUfreq driver for ARM Integrator CPUs.
	98	If in doubt, say Y.
	99
a0ea048a VK	100	config ARM_KIRKWOOD_CPUFREQ
	101	def_bool ARCH_KIRKWOOD && OF
	102	help
	103	This adds the CPUFreq driver for Marvell Kirkwood
	104	SoCs.
	105
b09db45c RK	106	config ARM_OMAP2PLUS_CPUFREQ
b09db45c RK	107	bool "TI OMAP2+"
2d59dcfb	108	depends on ARCH_OMAP2PLUS
b09db45c	109	default ARCH_OMAP2PLUS
b09db45c	110
f023f8dd VK	111	config ARM_S3C_CPUFREQ
	112	bool
	113	help
	114	Internal configuration node for common cpufreq on Samsung SoC
	115
	116	config ARM_S3C24XX_CPUFREQ
	117	bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)"
	118	depends on ARCH_S3C24XX
	119	select ARM_S3C_CPUFREQ
	120	help
	121	This enables the CPUfreq driver for the Samsung S3C24XX family
	122	of CPUs.
	123
	124	For details, take a look at <file:Documentation/cpu-freq>.
	125
	126	If in doubt, say N.
	127
	128	config ARM_S3C24XX_CPUFREQ_DEBUG
	129	bool "Debug CPUfreq Samsung driver core"
	130	depends on ARM_S3C24XX_CPUFREQ
	131	help
	132	Enable s3c_freq_dbg for the Samsung S3C CPUfreq core
	133
	134	config ARM_S3C24XX_CPUFREQ_IODEBUG
	135	bool "Debug CPUfreq Samsung driver IO timing"
	136	depends on ARM_S3C24XX_CPUFREQ
	137	help
	138	Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core
	139
	140	config ARM_S3C24XX_CPUFREQ_DEBUGFS
	141	bool "Export debugfs for CPUFreq"
	142	depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS
	143	help
	144	Export status information via debugfs.
	145
	146	config ARM_S3C2410_CPUFREQ
	147	bool
	148	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410
	149	select S3C2410_CPUFREQ_UTILS
	150	help
	151	CPU Frequency scaling support for S3C2410
	152
	153	config ARM_S3C2412_CPUFREQ
	154	bool
	155	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412
	156	default y
	157	select S3C2412_IOTIMING
	158	help
	159	CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs.
	160
34ee5507 HS	161	config ARM_S3C2416_CPUFREQ
	162	bool "S3C2416 CPU Frequency scaling support"
	163	depends on CPU_S3C2416
	164	help
	165	This adds the CPUFreq driver for the Samsung S3C2416 and
	166	S3C2450 SoC. The S3C2416 supports changing the rate of the
	167	armdiv clock source and also entering a so called dynamic
	168	voltage scaling mode in which it is possible to reduce the
	169	core voltage of the cpu.
	170
	171	If in doubt, say N.
	172
	173	config ARM_S3C2416_CPUFREQ_VCORESCALE
0f194b56 KC	174	bool "Allow voltage scaling for S3C2416 arm core"
0f194b56 KC	175	depends on ARM_S3C2416_CPUFREQ && REGULATOR
34ee5507 HS	176	help
	177	Enable CPU voltage scaling when entering the dvs mode.
	178	It uses information gathered through existing hardware and
	179	tests but not documented in any datasheet.
	180
	181	If in doubt, say N.
	182
f023f8dd VK	183	config ARM_S3C2440_CPUFREQ
	184	bool "S3C2440/S3C2442 CPU Frequency scaling support"
	185	depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 \|\| CPU_S3C2442)
	186	select S3C2410_CPUFREQ_UTILS
	187	default y
	188	help
	189	CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.
	190
15964d38 KK	191	config ARM_S3C64XX_CPUFREQ
	192	bool "Samsung S3C64XX"
	193	depends on CPU_S3C6410
	194	default y
	195	help
	196	This adds the CPUFreq driver for Samsung S3C6410 SoC.
	197
	198	If in doubt, say N.
	199
f7d77079 KK	200	config ARM_S5PV210_CPUFREQ
	201	bool "Samsung S5PV210 and S5PC110"
	202	depends on CPU_S5PV210
	203	default y
	204	help
	205	This adds the CPUFreq driver for Samsung S5PV210 and
	206	S5PC110 SoCs.
	207
	208	If in doubt, say N.
	209
59a2e613 VK	210	config ARM_SA1100_CPUFREQ
	211	bool
	212
	213	config ARM_SA1110_CPUFREQ
	214	bool
	215
42099322 DS	216	config ARM_SPEAR_CPUFREQ
	217	bool "SPEAr CPUFreq support"
	218	depends on PLAT_SPEAR
	219	default y
	220	help
	221	This adds the CPUFreq driver support for SPEAr SOCs.
dbb8d76e VK	222
	223	config ARM_TEGRA_CPUFREQ
	224	bool "TEGRA CPUFreq support"
	225	depends on ARCH_TEGRA
dbb8d76e VK	226	default y
	227	help
	228	This adds the CPUFreq driver support for TEGRA SOCs.
47ac9aa1 SH	229
	230	config ARM_VEXPRESS_SPC_CPUFREQ
	231	tristate "Versatile Express SPC based CPUfreq driver"
	232	select ARM_BIG_LITTLE_CPUFREQ
	233	depends on ARCH_VEXPRESS_SPC
	234	help
	235	This add the CPUfreq driver support for Versatile Express
	236	big.LITTLE platforms using SPC for power management.