[deliverable/linux.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_CPU_TOPOLOGY && PM_OPP && HAVE_CLK
	select CPU_FREQ_TABLE
	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
	select CPU_FREQ_TABLE

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 && PM_OPP && OF
	default y
	select CPU_FREQ_TABLE
	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
	select CPU_FREQ_TABLE
	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
	select CPU_FREQ_TABLE
	help
	  This adds the CPUFreq driver for Marvell Kirkwood
	  SoCs.

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

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
	select CPU_FREQ_TABLE
	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
	select CPU_FREQ_TABLE
	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
	select CPU_FREQ_TABLE
	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
	select CPU_FREQ_TABLE
	default y
	help
	  This adds the CPUFreq driver support for SPEAr SOCs.

config ARM_TEGRA_CPUFREQ
	bool "TEGRA CPUFreq support"
	depends on ARCH_TEGRA
	select CPU_FREQ_TABLE
	default y
	help
	  This adds the CPUFreq driver support for TEGRA SOCs.
Commit	Line	Data
f7d77079 KK	1	#
	2	# ARM CPU Frequency scaling drivers
	3	#
	4
8a67f0ef	5	config ARM_BIG_LITTLE_CPUFREQ
99af7711 VK	6	tristate "Generic ARM big LITTLE CPUfreq driver"
99af7711 VK	7	depends on ARM_CPU_TOPOLOGY && PM_OPP && HAVE_CLK
fe948f54	8	select CPU_FREQ_TABLE
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
46f3049f	21	select CPU_FREQ_TABLE
a0ea048a VK	22
a0ea048a VK	23	config ARM_EXYNOS4210_CPUFREQ
45e12086 BZ	24	bool "SAMSUNG EXYNOS4210"
	25	depends on CPU_EXYNOS4210
	26	default y
	27	select ARM_EXYNOS_CPUFREQ
a0ea048a VK	28	help
	29	This adds the CPUFreq driver for Samsung EXYNOS4210
	30	SoC (S5PV310 or S5PC210).
	31
45e12086 BZ	32	If in doubt, say N.
45e12086 BZ	33
a0ea048a	34	config ARM_EXYNOS4X12_CPUFREQ
45e12086 BZ	35	bool "SAMSUNG EXYNOS4x12"
	36	depends on (SOC_EXYNOS4212 \|\| SOC_EXYNOS4412)
	37	default y
	38	select ARM_EXYNOS_CPUFREQ
a0ea048a VK	39	help
	40	This adds the CPUFreq driver for Samsung EXYNOS4X12
	41	SoC (EXYNOS4212 or EXYNOS4412).
	42
45e12086 BZ	43	If in doubt, say N.
45e12086 BZ	44
a0ea048a	45	config ARM_EXYNOS5250_CPUFREQ
45e12086 BZ	46	bool "SAMSUNG EXYNOS5250"
	47	depends on SOC_EXYNOS5250
	48	default y
	49	select ARM_EXYNOS_CPUFREQ
a0ea048a VK	50	help
	51	This adds the CPUFreq driver for Samsung EXYNOS5250
	52	SoC.
	53
45e12086 BZ	54	If in doubt, say N.
45e12086 BZ	55
49d7b5bf	56	config ARM_EXYNOS5440_CPUFREQ
45e12086 BZ	57	bool "SAMSUNG EXYNOS5440"
45e12086 BZ	58	depends on SOC_EXYNOS5440
49d7b5bf	59	depends on HAVE_CLK && PM_OPP && OF
45e12086	60	default y
46f3049f	61	select CPU_FREQ_TABLE
49d7b5bf ADK	62	help
	63	This adds the CPUFreq driver for Samsung EXYNOS5440
	64	SoC. The nature of exynos5440 clock controller is
	65	different than previous exynos controllers so not using
	66	the common exynos framework.
	67
45e12086 BZ	68	If in doubt, say N.
45e12086 BZ	69
a0ea048a VK	70	config ARM_HIGHBANK_CPUFREQ
	71	tristate "Calxeda Highbank-based"
	72	depends on ARCH_HIGHBANK
a0ea048a VK	73	select GENERIC_CPUFREQ_CPU0
	74	select PM_OPP
	75	select REGULATOR
	76
	77	default m
	78	help
	79	This adds the CPUFreq driver for Calxeda Highbank SoC
	80	based boards.
	81
	82	If in doubt, say N.
	83
	84	config ARM_IMX6Q_CPUFREQ
	85	tristate "Freescale i.MX6Q cpufreq support"
	86	depends on SOC_IMX6Q
	87	depends on REGULATOR_ANATOP
5d6a62be	88	select CPU_FREQ_TABLE
a0ea048a VK	89	help
	90	This adds cpufreq driver support for Freescale i.MX6Q SOC.
	91
	92	If in doubt, say N.
	93
b7e614c8 VK	94	config ARM_INTEGRATOR
	95	tristate "CPUfreq driver for ARM Integrator CPUs"
	96	depends on ARCH_INTEGRATOR
	97	default y
	98	help
	99	This enables the CPUfreq driver for ARM Integrator CPUs.
	100	If in doubt, say Y.
	101
a0ea048a VK	102	config ARM_KIRKWOOD_CPUFREQ
a0ea048a VK	103	def_bool ARCH_KIRKWOOD && OF
ea61623f	104	select CPU_FREQ_TABLE
a0ea048a VK	105	help
	106	This adds the CPUFreq driver for Marvell Kirkwood
	107	SoCs.
	108
b09db45c RK	109	config ARM_OMAP2PLUS_CPUFREQ
b09db45c RK	110	bool "TI OMAP2+"
2d59dcfb	111	depends on ARCH_OMAP2PLUS
b09db45c RK	112	default ARCH_OMAP2PLUS
	113	select CPU_FREQ_TABLE
	114
f023f8dd VK	115	config ARM_S3C_CPUFREQ
	116	bool
	117	help
	118	Internal configuration node for common cpufreq on Samsung SoC
	119
	120	config ARM_S3C24XX_CPUFREQ
	121	bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)"
	122	depends on ARCH_S3C24XX
	123	select ARM_S3C_CPUFREQ
	124	help
	125	This enables the CPUfreq driver for the Samsung S3C24XX family
	126	of CPUs.
	127
	128	For details, take a look at <file:Documentation/cpu-freq>.
	129
	130	If in doubt, say N.
	131
	132	config ARM_S3C24XX_CPUFREQ_DEBUG
	133	bool "Debug CPUfreq Samsung driver core"
	134	depends on ARM_S3C24XX_CPUFREQ
	135	help
	136	Enable s3c_freq_dbg for the Samsung S3C CPUfreq core
	137
	138	config ARM_S3C24XX_CPUFREQ_IODEBUG
	139	bool "Debug CPUfreq Samsung driver IO timing"
	140	depends on ARM_S3C24XX_CPUFREQ
	141	help
	142	Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core
	143
	144	config ARM_S3C24XX_CPUFREQ_DEBUGFS
	145	bool "Export debugfs for CPUFreq"
	146	depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS
	147	help
	148	Export status information via debugfs.
	149
	150	config ARM_S3C2410_CPUFREQ
	151	bool
	152	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410
	153	select S3C2410_CPUFREQ_UTILS
	154	help
	155	CPU Frequency scaling support for S3C2410
	156
	157	config ARM_S3C2412_CPUFREQ
	158	bool
	159	depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412
	160	default y
	161	select S3C2412_IOTIMING
	162	help
	163	CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs.
	164
34ee5507 HS	165	config ARM_S3C2416_CPUFREQ
	166	bool "S3C2416 CPU Frequency scaling support"
	167	depends on CPU_S3C2416
6866cba3	168	select CPU_FREQ_TABLE
34ee5507 HS	169	help
	170	This adds the CPUFreq driver for the Samsung S3C2416 and
	171	S3C2450 SoC. The S3C2416 supports changing the rate of the
	172	armdiv clock source and also entering a so called dynamic
	173	voltage scaling mode in which it is possible to reduce the
	174	core voltage of the cpu.
	175
	176	If in doubt, say N.
	177
	178	config ARM_S3C2416_CPUFREQ_VCORESCALE
0f194b56 KC	179	bool "Allow voltage scaling for S3C2416 arm core"
0f194b56 KC	180	depends on ARM_S3C2416_CPUFREQ && REGULATOR
34ee5507 HS	181	help
	182	Enable CPU voltage scaling when entering the dvs mode.
	183	It uses information gathered through existing hardware and
	184	tests but not documented in any datasheet.
	185
	186	If in doubt, say N.
	187
f023f8dd VK	188	config ARM_S3C2440_CPUFREQ
	189	bool "S3C2440/S3C2442 CPU Frequency scaling support"
	190	depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 \|\| CPU_S3C2442)
	191	select S3C2410_CPUFREQ_UTILS
	192	default y
	193	help
	194	CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.
	195
15964d38 KK	196	config ARM_S3C64XX_CPUFREQ
	197	bool "Samsung S3C64XX"
	198	depends on CPU_S3C6410
6866cba3	199	select CPU_FREQ_TABLE
15964d38 KK	200	default y
	201	help
	202	This adds the CPUFreq driver for Samsung S3C6410 SoC.
	203
	204	If in doubt, say N.
	205
f7d77079 KK	206	config ARM_S5PV210_CPUFREQ
	207	bool "Samsung S5PV210 and S5PC110"
	208	depends on CPU_S5PV210
5eed1987	209	select CPU_FREQ_TABLE
f7d77079 KK	210	default y
	211	help
	212	This adds the CPUFreq driver for Samsung S5PV210 and
	213	S5PC110 SoCs.
	214
	215	If in doubt, say N.
	216
59a2e613 VK	217	config ARM_SA1100_CPUFREQ
	218	bool
	219
	220	config ARM_SA1110_CPUFREQ
	221	bool
	222
42099322 DS	223	config ARM_SPEAR_CPUFREQ
	224	bool "SPEAr CPUFreq support"
	225	depends on PLAT_SPEAR
4b416745	226	select CPU_FREQ_TABLE
42099322 DS	227	default y
	228	help
	229	This adds the CPUFreq driver support for SPEAr SOCs.
dbb8d76e VK	230
	231	config ARM_TEGRA_CPUFREQ
	232	bool "TEGRA CPUFreq support"
	233	depends on ARCH_TEGRA
	234	select CPU_FREQ_TABLE
	235	default y
	236	help
	237	This adds the CPUFreq driver support for TEGRA SOCs.