#
  # ARM CPU Frequency scaling drivers
  #

  # big LITTLE core layer and glue drivers

  config ARM_BIG_LITTLE_CPUFREQ

  	tristate "Generic ARM big LITTLE CPUfreq driver"

  	depends on (ARM_CPU_TOPOLOGY || ARM64) && HAVE_CLK

  	# if CPU_THERMAL is on and THERMAL=m, ARM_BIT_LITTLE_CPUFREQ cannot be =y
  	depends on !CPU_THERMAL || THERMAL

  	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_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.

  config ARM_EXYNOS5440_CPUFREQ
  	tristate "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 && CPUFREQ_DT && 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.MX6 cpufreq support"
  	depends on ARCH_MXC

  	depends on REGULATOR_ANATOP

  	select PM_OPP

  	help

  	  This adds cpufreq driver support for Freescale i.MX6 series SoCs.

  
  	  If in doubt, say N.

  config ARM_IMX7D_CPUFREQ
  	tristate "Freescale i.MX7 cpufreq support"
  	depends on ARCH_MXC
  	help
  	  This adds cpufreq driver support for Freescale i.MX7 series SoCs.
  
  	  If in doubt, say N.

  config ARM_IMX7ULP_CPUFREQ
  	tristate "NXP i.MX7ULP cpufreq support"
  	depends on ARCH_MXC
  	help
  	  This adds cpufreq driver support for NXP i.MX7ULP series SoCs.
  
  	  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 MACH_KIRKWOOD

  	help
  	  This adds the CPUFreq driver for Marvell Kirkwood
  	  SoCs.

  config ARM_MT8173_CPUFREQ

  	tristate "Mediatek MT8173 CPUFreq support"

  	depends on ARCH_MEDIATEK && REGULATOR

  	depends on ARM64 || (ARM_CPU_TOPOLOGY && COMPILE_TEST)

  	depends on !CPU_THERMAL || THERMAL

  	select PM_OPP
  	help
  	  This adds the CPUFreq driver support for Mediatek MT8173 SoC.

  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_SCPI_CPUFREQ
          tristate "SCPI based CPUfreq driver"

  	depends on ARM_BIG_LITTLE_CPUFREQ && ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI

          help
  	  This adds the CPUfreq driver support for ARM big.LITTLE platforms
  	  using SCPI protocol for CPU power management.
  
  	  This driver uses SCPI Message Protocol driver to interact with the
  	  firmware providing the CPU DVFS functionality.

  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_STI_CPUFREQ
  	tristate "STi CPUFreq support"
  	depends on SOC_STIH407
  	help
  	  This driver uses the generic OPP framework to match the running
  	  platform with a predefined set of suitable values.  If not provided
  	  we will fall-back so safe-values contained in Device Tree.  Enable
  	  this config option if you wish to add CPUFreq support for STi based
  	  SoCs.

  config ARM_TEGRA20_CPUFREQ
  	bool "Tegra20 CPUFreq support"

  	depends on ARCH_TEGRA

  	default y
  	help

  	  This adds the CPUFreq driver support for Tegra20 SOCs.

  config ARM_TEGRA124_CPUFREQ
  	tristate "Tegra124 CPUFreq support"

  	depends on ARCH_TEGRA && CPUFREQ_DT && REGULATOR

  	default y
  	help
  	  This adds the CPUFreq driver support for Tegra124 SOCs.

  config ARM_PXA2xx_CPUFREQ
  	tristate "Intel PXA2xx CPUfreq driver"
  	depends on PXA27x || PXA25x
  	help
  	  This add the CPUFreq driver support for Intel PXA2xx SOCs.
  
  	  If in doubt, say N.

  
  config ACPI_CPPC_CPUFREQ
  	tristate "CPUFreq driver based on the ACPI CPPC spec"
  	depends on ACPI
  	select ACPI_CPPC_LIB
  	default n
  	help
  	  This adds a CPUFreq driver which uses CPPC methods
  	  as described in the ACPIv5.1 spec. CPPC stands for
  	  Collaborative Processor Performance Controls. It
  	  is based on an abstract continuous scale of CPU
  	  performance values which allows the remote power
  	  processor to flexibly optimize for power and
  	  performance. CPPC relies on power management firmware
  	  support for its operation.
  
  	  If in doubt, say N.