linux/drivers/cpufreq/Kconfig.arm
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   1#
   2# ARM CPU Frequency scaling drivers
   3#
   4
   5config ARM_BIG_LITTLE_CPUFREQ
   6        tristate "Generic ARM big LITTLE CPUfreq driver"
   7        depends on ARM_CPU_TOPOLOGY && PM_OPP && HAVE_CLK
   8        help
   9          This enables the Generic CPUfreq driver for ARM big.LITTLE platforms.
  10
  11config ARM_DT_BL_CPUFREQ
  12        tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver"
  13        depends on ARM_BIG_LITTLE_CPUFREQ && OF
  14        help
  15          This enables probing via DT for Generic CPUfreq driver for ARM
  16          big.LITTLE platform. This gets frequency tables from DT.
  17
  18config ARM_EXYNOS_CPUFREQ
  19        bool "SAMSUNG EXYNOS SoCs"
  20        depends on ARCH_EXYNOS
  21        default y
  22        help
  23          This adds the CPUFreq driver common part for Samsung
  24          EXYNOS SoCs.
  25
  26          If in doubt, say N.
  27
  28config ARM_EXYNOS4210_CPUFREQ
  29        def_bool CPU_EXYNOS4210
  30        help
  31          This adds the CPUFreq driver for Samsung EXYNOS4210
  32          SoC (S5PV310 or S5PC210).
  33
  34config ARM_EXYNOS4X12_CPUFREQ
  35        def_bool (SOC_EXYNOS4212 || SOC_EXYNOS4412)
  36        help
  37          This adds the CPUFreq driver for Samsung EXYNOS4X12
  38          SoC (EXYNOS4212 or EXYNOS4412).
  39
  40config ARM_EXYNOS5250_CPUFREQ
  41        def_bool SOC_EXYNOS5250
  42        help
  43          This adds the CPUFreq driver for Samsung EXYNOS5250
  44          SoC.
  45
  46config ARM_EXYNOS5440_CPUFREQ
  47        def_bool SOC_EXYNOS5440
  48        depends on HAVE_CLK && PM_OPP && OF
  49        help
  50          This adds the CPUFreq driver for Samsung EXYNOS5440
  51          SoC. The nature of exynos5440 clock controller is
  52          different than previous exynos controllers so not using
  53          the common exynos framework.
  54
  55config ARM_HIGHBANK_CPUFREQ
  56        tristate "Calxeda Highbank-based"
  57        depends on ARCH_HIGHBANK
  58        select CPU_FREQ_TABLE
  59        select GENERIC_CPUFREQ_CPU0
  60        select PM_OPP
  61        select REGULATOR
  62
  63        default m
  64        help
  65          This adds the CPUFreq driver for Calxeda Highbank SoC
  66          based boards.
  67
  68          If in doubt, say N.
  69
  70config ARM_IMX6Q_CPUFREQ
  71        tristate "Freescale i.MX6Q cpufreq support"
  72        depends on SOC_IMX6Q
  73        depends on REGULATOR_ANATOP
  74        help
  75          This adds cpufreq driver support for Freescale i.MX6Q SOC.
  76
  77          If in doubt, say N.
  78
  79config ARM_INTEGRATOR
  80        tristate "CPUfreq driver for ARM Integrator CPUs"
  81        depends on ARCH_INTEGRATOR
  82        default y
  83        help
  84          This enables the CPUfreq driver for ARM Integrator CPUs.
  85          If in doubt, say Y.
  86
  87config ARM_KIRKWOOD_CPUFREQ
  88        def_bool ARCH_KIRKWOOD && OF
  89        help
  90          This adds the CPUFreq driver for Marvell Kirkwood
  91          SoCs.
  92
  93config ARM_OMAP2PLUS_CPUFREQ
  94        bool "TI OMAP2+"
  95        depends on ARCH_OMAP2PLUS
  96        default ARCH_OMAP2PLUS
  97        select CPU_FREQ_TABLE
  98
  99config ARM_S3C2416_CPUFREQ
 100        bool "S3C2416 CPU Frequency scaling support"
 101        depends on CPU_S3C2416
 102        help
 103          This adds the CPUFreq driver for the Samsung S3C2416 and
 104          S3C2450 SoC. The S3C2416 supports changing the rate of the
 105          armdiv clock source and also entering a so called dynamic
 106          voltage scaling mode in which it is possible to reduce the
 107          core voltage of the cpu.
 108
 109          If in doubt, say N.
 110
 111config ARM_S3C2416_CPUFREQ_VCORESCALE
 112        bool "Allow voltage scaling for S3C2416 arm core"
 113        depends on ARM_S3C2416_CPUFREQ && REGULATOR
 114        help
 115          Enable CPU voltage scaling when entering the dvs mode.
 116          It uses information gathered through existing hardware and
 117          tests but not documented in any datasheet.
 118
 119          If in doubt, say N.
 120
 121config ARM_S3C64XX_CPUFREQ
 122        bool "Samsung S3C64XX"
 123        depends on CPU_S3C6410
 124        default y
 125        help
 126          This adds the CPUFreq driver for Samsung S3C6410 SoC.
 127
 128          If in doubt, say N.
 129
 130config ARM_S5PV210_CPUFREQ
 131        bool "Samsung S5PV210 and S5PC110"
 132        depends on CPU_S5PV210
 133        select CPU_FREQ_TABLE
 134        default y
 135        help
 136          This adds the CPUFreq driver for Samsung S5PV210 and
 137          S5PC110 SoCs.
 138
 139          If in doubt, say N.
 140
 141config ARM_SA1100_CPUFREQ
 142        bool
 143
 144config ARM_SA1110_CPUFREQ
 145        bool
 146
 147config ARM_SPEAR_CPUFREQ
 148        bool "SPEAr CPUFreq support"
 149        depends on PLAT_SPEAR
 150        default y
 151        help
 152          This adds the CPUFreq driver support for SPEAr SOCs.
 153
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