Kconfig.arm 6.22 KB
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#
# ARM CPU Frequency scaling drivers
#

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# big LITTLE core layer and glue drivers
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config ARM_BIG_LITTLE_CPUFREQ
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	tristate "Generic ARM big LITTLE CPUfreq driver"
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	depends on ARM && BIG_LITTLE && ARM_CPU_TOPOLOGY && HAVE_CLK
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	select PM_OPP
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	help
	  This enables the Generic CPUfreq driver for ARM big.LITTLE platforms.
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config ARM_DT_BL_CPUFREQ
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	tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver"
	depends on ARM_BIG_LITTLE_CPUFREQ && OF
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	help
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	  This enables probing via DT for Generic CPUfreq driver for ARM
	  big.LITTLE platform. This gets frequency tables from DT.
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config ARM_VEXPRESS_SPC_CPUFREQ
        tristate "Versatile Express SPC based CPUfreq driver"
	depends on ARM_BIG_LITTLE_CPUFREQ && ARCH_VEXPRESS_SPC
        help
          This add the CPUfreq driver support for Versatile Express
	  big.LITTLE platforms using SPC for power management.


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

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	  If in doubt, say N.

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

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	  If in doubt, say N.

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

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	  If in doubt, say N.

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config ARM_EXYNOS5440_CPUFREQ
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	bool "SAMSUNG EXYNOS5440"
	depends on SOC_EXYNOS5440
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	depends on HAVE_CLK && OF
	select PM_OPP
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	default y
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	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.

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	  If in doubt, say N.

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config ARM_EXYNOS_CPU_FREQ_BOOST_SW
	bool "EXYNOS Frequency Overclocking - Software"
	depends on ARM_EXYNOS_CPUFREQ
	select CPU_FREQ_BOOST_SW
	select EXYNOS_THERMAL
	help
	  This driver supports software managed overclocking (BOOST).
	  It allows usage of special frequencies for Samsung Exynos
	  processors if thermal conditions are appropriate.

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	  It requires, for safe operation, thermal framework with properly
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	  defined trip points.

	  If in doubt, say N.

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config ARM_HIGHBANK_CPUFREQ
	tristate "Calxeda Highbank-based"
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	depends on ARCH_HIGHBANK && GENERIC_CPUFREQ_CPU0 && REGULATOR
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	default m
	help
	  This adds the CPUFreq driver for Calxeda Highbank SoC
	  based boards.

	  If in doubt, say N.

config ARM_IMX6Q_CPUFREQ
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	tristate "Freescale i.MX6 cpufreq support"
	depends on ARCH_MXC
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	depends on REGULATOR_ANATOP
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	select PM_OPP
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	help
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	  This adds cpufreq driver support for Freescale i.MX6 series SoCs.
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	  If in doubt, say N.

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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.

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config ARM_KIRKWOOD_CPUFREQ
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	def_bool MACH_KIRKWOOD
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	help
	  This adds the CPUFreq driver for Marvell Kirkwood
	  SoCs.

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

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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.

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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
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	  core voltage of the CPU.
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	  If in doubt, say N.

config ARM_S3C2416_CPUFREQ_VCORESCALE
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	bool "Allow voltage scaling for S3C2416 arm core"
	depends on ARM_S3C2416_CPUFREQ && REGULATOR
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	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.

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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.

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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.

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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.

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config ARM_SA1100_CPUFREQ
	bool

config ARM_SA1110_CPUFREQ
	bool

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