drivers/cpufreq/Kconfig.arm

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # ARM CPU Frequency scaling drivers
   4 #
   5
   6 config ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM
   7         tristate "Allwinner nvmem based SUN50I CPUFreq driver"
   8         depends on ARCH_SUNXI || COMPILE_TEST
   9         depends on NVMEM_SUNXI_SID
  10         select PM_OPP
  11         help
  12           This adds the nvmem based CPUFreq driver for Allwinner
  13           h6 SoC.
  14
  15           To compile this driver as a module, choose M here: the
  16           module will be called sun50i-cpufreq-nvmem.
  17
  18 config ARM_APPLE_SOC_CPUFREQ
  19         tristate "Apple Silicon SoC CPUFreq support"
  20         depends on ARCH_APPLE || (COMPILE_TEST && 64BIT)
  21         select PM_OPP
  22         default ARCH_APPLE
  23         help
  24           This adds the CPUFreq driver for Apple Silicon machines
  25           (e.g. Apple M1).
  26
  27 config ARM_ARMADA_37XX_CPUFREQ
  28         tristate "Armada 37xx CPUFreq support"
  29         depends on ARCH_MVEBU || COMPILE_TEST
  30         depends on CPUFREQ_DT
  31         help
  32           This adds the CPUFreq driver support for Marvell Armada 37xx SoCs.
  33           The Armada 37xx PMU supports 4 frequency and VDD levels.
  34
  35 config ARM_ARMADA_8K_CPUFREQ
  36         tristate "Armada 8K CPUFreq driver"
  37         depends on ARCH_MVEBU || COMPILE_TEST
  38         depends on CPUFREQ_DT
  39         select ARMADA_AP_CPU_CLK if COMMON_CLK
  40         help
  41           This enables the CPUFreq driver support for Marvell
  42           Armada8k SOCs.
  43           Armada8K device has the AP806 which supports scaling
  44           to any full integer divider.
  45
  46           If in doubt, say N.
  47
  48 config ARM_SCPI_CPUFREQ
  49         tristate "SCPI based CPUfreq driver"
  50         depends on ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI
  51         help
  52           This adds the CPUfreq driver support for ARM platforms using SCPI
  53           protocol for CPU power management.
  54
  55           This driver uses SCPI Message Protocol driver to interact with the
  56           firmware providing the CPU DVFS functionality.
  57
  58 config ARM_VEXPRESS_SPC_CPUFREQ
  59         tristate "Versatile Express SPC based CPUfreq driver"
  60         depends on ARM_CPU_TOPOLOGY && HAVE_CLK
  61         depends on ARCH_VEXPRESS_SPC || COMPILE_TEST
  62         select PM_OPP
  63         help
  64           This add the CPUfreq driver support for Versatile Express
  65           big.LITTLE platforms using SPC for power management.
  66
  67 config ARM_BRCMSTB_AVS_CPUFREQ
  68         tristate "Broadcom STB AVS CPUfreq driver"
  69         depends on (ARCH_BRCMSTB && !ARM_SCMI_CPUFREQ) || COMPILE_TEST
  70         default y
  71         help
  72           Some Broadcom STB SoCs use a co-processor running proprietary firmware
  73           ("AVS") to handle voltage and frequency scaling. This driver provides
  74           a standard CPUfreq interface to the firmware.
  75
  76           Say Y, if you have a Broadcom SoC with AVS support for DFS or DVFS.
  77
  78 config ARM_HIGHBANK_CPUFREQ
  79         tristate "Calxeda Highbank-based"
  80         depends on ARCH_HIGHBANK || COMPILE_TEST
  81         depends on CPUFREQ_DT && REGULATOR && PL320_MBOX
  82         default m
  83         help
  84           This adds the CPUFreq driver for Calxeda Highbank SoC
  85           based boards.
  86
  87           If in doubt, say N.
  88
  89 config ARM_IMX6Q_CPUFREQ
  90         tristate "Freescale i.MX6 cpufreq support"
  91         depends on ARCH_MXC
  92         depends on REGULATOR_ANATOP
  93         depends on NVMEM_IMX_OCOTP || COMPILE_TEST
  94         select PM_OPP
  95         help
  96           This adds cpufreq driver support for Freescale i.MX6 series SoCs.
  97
  98           If in doubt, say N.
  99
 100 config ARM_IMX_CPUFREQ_DT
 101         tristate "Freescale i.MX8M cpufreq support"
 102         depends on CPUFREQ_DT
 103         depends on ARCH_MXC || COMPILE_TEST
 104         help
 105           This adds cpufreq driver support for Freescale i.MX7/i.MX8M
 106           series SoCs, based on cpufreq-dt.
 107
 108           If in doubt, say N.
 109
 110 config ARM_KIRKWOOD_CPUFREQ
 111         def_bool MACH_KIRKWOOD
 112         help
 113           This adds the CPUFreq driver for Marvell Kirkwood
 114           SoCs.
 115
 116 config ARM_MEDIATEK_CPUFREQ
 117         tristate "CPU Frequency scaling support for MediaTek SoCs"
 118         depends on ARCH_MEDIATEK || COMPILE_TEST
 119         depends on REGULATOR
 120         select PM_OPP
 121         help
 122           This adds the CPUFreq driver support for MediaTek SoCs.
 123
 124 config ARM_MEDIATEK_CPUFREQ_HW
 125         tristate "MediaTek CPUFreq HW driver"
 126         depends on ARCH_MEDIATEK || COMPILE_TEST
 127         default m
 128         help
 129           Support for the CPUFreq HW driver.
 130           Some MediaTek chipsets have a HW engine to offload the steps
 131           necessary for changing the frequency of the CPUs. Firmware loaded
 132           in this engine exposes a programming interface to the OS.
 133           The driver implements the cpufreq interface for this HW engine.
 134           Say Y if you want to support CPUFreq HW.
 135
 136 config ARM_OMAP2PLUS_CPUFREQ
 137         bool "TI OMAP2+"
 138         depends on ARCH_OMAP2PLUS || COMPILE_TEST
 139         default ARCH_OMAP2PLUS
 140
 141 config ARM_QCOM_CPUFREQ_NVMEM
 142         tristate "Qualcomm nvmem based CPUFreq"
 143         depends on ARCH_QCOM || COMPILE_TEST
 144         depends on NVMEM_QCOM_QFPROM
 145         depends on QCOM_SMEM
 146         select PM_OPP
 147         help
 148           This adds the CPUFreq driver for Qualcomm Kryo SoC based boards.
 149
 150           If in doubt, say N.
 151
 152 config ARM_QCOM_CPUFREQ_HW
 153         tristate "QCOM CPUFreq HW driver"
 154         depends on ARCH_QCOM || COMPILE_TEST
 155         depends on COMMON_CLK
 156         help
 157           Support for the CPUFreq HW driver.
 158           Some QCOM chipsets have a HW engine to offload the steps
 159           necessary for changing the frequency of the CPUs. Firmware loaded
 160           in this engine exposes a programming interface to the OS.
 161           The driver implements the cpufreq interface for this HW engine.
 162           Say Y if you want to support CPUFreq HW.
 163
 164 config ARM_RASPBERRYPI_CPUFREQ
 165         tristate "Raspberry Pi cpufreq support"
 166         depends on CLK_RASPBERRYPI || COMPILE_TEST
 167         help
 168           This adds the CPUFreq driver for Raspberry Pi
 169
 170           If in doubt, say N.
 171
 172 config ARM_S3C64XX_CPUFREQ
 173         bool "Samsung S3C64XX"
 174         depends on CPU_S3C6410 || COMPILE_TEST
 175         default y
 176         help
 177           This adds the CPUFreq driver for Samsung S3C6410 SoC.
 178
 179           If in doubt, say N.
 180
 181 config ARM_S5PV210_CPUFREQ
 182         bool "Samsung S5PV210 and S5PC110"
 183         depends on CPU_S5PV210 || COMPILE_TEST
 184         default y
 185         help
 186           This adds the CPUFreq driver for Samsung S5PV210 and
 187           S5PC110 SoCs.
 188
 189           If in doubt, say N.
 190
 191 config ARM_SA1110_CPUFREQ
 192         bool
 193
 194 config ARM_SCMI_CPUFREQ
 195         tristate "SCMI based CPUfreq driver"
 196         depends on ARM_SCMI_PROTOCOL || COMPILE_TEST
 197         select PM_OPP
 198         help
 199           This adds the CPUfreq driver support for ARM platforms using SCMI
 200           protocol for CPU power management.
 201
 202           This driver uses SCMI Message Protocol driver to interact with the
 203           firmware providing the CPU DVFS functionality.
 204
 205 config ARM_SPEAR_CPUFREQ
 206         bool "SPEAr CPUFreq support"
 207         depends on PLAT_SPEAR || COMPILE_TEST
 208         default y
 209         help
 210           This adds the CPUFreq driver support for SPEAr SOCs.
 211
 212 config ARM_STI_CPUFREQ
 213         tristate "STi CPUFreq support"
 214         depends on CPUFREQ_DT
 215         depends on SOC_STIH407 || COMPILE_TEST
 216         help
 217           This driver uses the generic OPP framework to match the running
 218           platform with a predefined set of suitable values.  If not provided
 219           we will fall-back so safe-values contained in Device Tree.  Enable
 220           this config option if you wish to add CPUFreq support for STi based
 221           SoCs.
 222
 223 config ARM_TEGRA20_CPUFREQ
 224         tristate "Tegra20/30 CPUFreq support"
 225         depends on ARCH_TEGRA || COMPILE_TEST
 226         depends on CPUFREQ_DT
 227         default y
 228         help
 229           This adds the CPUFreq driver support for Tegra20/30 SOCs.
 230
 231 config ARM_TEGRA124_CPUFREQ
 232         bool "Tegra124 CPUFreq support"
 233         depends on ARCH_TEGRA || COMPILE_TEST
 234         depends on CPUFREQ_DT
 235         default y
 236         help
 237           This adds the CPUFreq driver support for Tegra124 SOCs.
 238
 239 config ARM_TEGRA186_CPUFREQ
 240         tristate "Tegra186 CPUFreq support"
 241         depends on ARCH_TEGRA || COMPILE_TEST
 242         depends on TEGRA_BPMP
 243         help
 244           This adds the CPUFreq driver support for Tegra186 SOCs.
 245
 246 config ARM_TEGRA194_CPUFREQ
 247         tristate "Tegra194 CPUFreq support"
 248         depends on ARCH_TEGRA_194_SOC || (64BIT && COMPILE_TEST)
 249         depends on TEGRA_BPMP
 250         default y
 251         help
 252           This adds CPU frequency driver support for Tegra194 SOCs.
 253
 254 config ARM_TI_CPUFREQ
 255         bool "Texas Instruments CPUFreq support"
 256         depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST
 257         default y
 258         help
 259           This driver enables valid OPPs on the running platform based on
 260           values contained within the SoC in use. Enable this in order to
 261           use the cpufreq-dt driver on all Texas Instruments platforms that
 262           provide dt based operating-points-v2 tables with opp-supported-hw
 263           data provided. Required for cpufreq support on AM335x, AM437x,
 264           DRA7x, and AM57x platforms.
 265
 266 config ARM_PXA2xx_CPUFREQ
 267         tristate "Intel PXA2xx CPUfreq driver"
 268         depends on PXA27x || PXA25x || COMPILE_TEST
 269         help
 270           This add the CPUFreq driver support for Intel PXA2xx SOCs.
 271
 272           If in doubt, say N.