drivers/cpufreq/Kconfig.arm

   1 #
   2 # ARM CPU Frequency scaling drivers
   3 #
   4
   5 config ARM_BIG_LITTLE_CPUFREQ
   6         tristate "Generic ARM big LITTLE CPUfreq driver"
   7         depends on ARM_CPU_TOPOLOGY && PM_OPP && HAVE_CLK
   8         select CPU_FREQ_TABLE
   9         help
  10           This enables the Generic CPUfreq driver for ARM big.LITTLE platforms.
  11
  12 config ARM_DT_BL_CPUFREQ
  13         tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver"
  14         depends on ARM_BIG_LITTLE_CPUFREQ && OF
  15         help
  16           This enables probing via DT for Generic CPUfreq driver for ARM
  17           big.LITTLE platform. This gets frequency tables from DT.
  18
  19 config ARM_EXYNOS_CPUFREQ
  20         bool
  21         select CPU_FREQ_TABLE
  22
  23 config ARM_EXYNOS4210_CPUFREQ
  24         bool "SAMSUNG EXYNOS4210"
  25         depends on CPU_EXYNOS4210
  26         default y
  27         select ARM_EXYNOS_CPUFREQ
  28         help
  29           This adds the CPUFreq driver for Samsung EXYNOS4210
  30           SoC (S5PV310 or S5PC210).
  31
  32           If in doubt, say N.
  33
  34 config ARM_EXYNOS4X12_CPUFREQ
  35         bool "SAMSUNG EXYNOS4x12"
  36         depends on (SOC_EXYNOS4212 || SOC_EXYNOS4412)
  37         default y
  38         select ARM_EXYNOS_CPUFREQ
  39         help
  40           This adds the CPUFreq driver for Samsung EXYNOS4X12
  41           SoC (EXYNOS4212 or EXYNOS4412).
  42
  43           If in doubt, say N.
  44
  45 config ARM_EXYNOS5250_CPUFREQ
  46         bool "SAMSUNG EXYNOS5250"
  47         depends on SOC_EXYNOS5250
  48         default y
  49         select ARM_EXYNOS_CPUFREQ
  50         help
  51           This adds the CPUFreq driver for Samsung EXYNOS5250
  52           SoC.
  53
  54           If in doubt, say N.
  55
  56 config ARM_EXYNOS5440_CPUFREQ
  57         bool "SAMSUNG EXYNOS5440"
  58         depends on SOC_EXYNOS5440
  59         depends on HAVE_CLK && PM_OPP && OF
  60         default y
  61         select CPU_FREQ_TABLE
  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
  68           If in doubt, say N.
  69
  70 config ARM_HIGHBANK_CPUFREQ
  71         tristate "Calxeda Highbank-based"
  72         depends on ARCH_HIGHBANK
  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
  88         select CPU_FREQ_TABLE
  89         help
  90           This adds cpufreq driver support for Freescale i.MX6Q SOC.
  91
  92           If in doubt, say N.
  93
  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
 102 config ARM_KIRKWOOD_CPUFREQ
 103         def_bool ARCH_KIRKWOOD && OF
 104         select CPU_FREQ_TABLE
 105         help
 106           This adds the CPUFreq driver for Marvell Kirkwood
 107           SoCs.
 108
 109 config ARM_OMAP2PLUS_CPUFREQ
 110         bool "TI OMAP2+"
 111         depends on ARCH_OMAP2PLUS
 112         default ARCH_OMAP2PLUS
 113         select CPU_FREQ_TABLE
 114
 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
 165 config ARM_S3C2416_CPUFREQ
 166         bool "S3C2416 CPU Frequency scaling support"
 167         depends on CPU_S3C2416
 168         select CPU_FREQ_TABLE
 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
 179         bool "Allow voltage scaling for S3C2416 arm core"
 180         depends on ARM_S3C2416_CPUFREQ && REGULATOR
 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
 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
 196 config ARM_S3C64XX_CPUFREQ
 197         bool "Samsung S3C64XX"
 198         depends on CPU_S3C6410
 199         select CPU_FREQ_TABLE
 200         default y
 201         help
 202           This adds the CPUFreq driver for Samsung S3C6410 SoC.
 203
 204           If in doubt, say N.
 205
 206 config ARM_S5PV210_CPUFREQ
 207         bool "Samsung S5PV210 and S5PC110"
 208         depends on CPU_S5PV210
 209         select CPU_FREQ_TABLE
 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
 217 config ARM_SA1100_CPUFREQ
 218         bool
 219
 220 config ARM_SA1110_CPUFREQ
 221         bool
 222
 223 config ARM_SPEAR_CPUFREQ
 224         bool "SPEAr CPUFreq support"
 225         depends on PLAT_SPEAR
 226         select CPU_FREQ_TABLE
 227         default y
 228         help
 229           This adds the CPUFreq driver support for SPEAr SOCs.
 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.