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Kconfig.arm

# SPDX-License-Identifier: GPL-2.0-only # # ARM CPU Frequency scaling drivers # config ACPI_CPPC_CPUFREQ tristate "CPUFreq driver based on the ACPI CPPC spec" depends on ACPI_PROCESSOR select ACPI_CPPC_LIB 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. config ACPI_CPPC_CPUFREQ_FIE bool "Frequency Invariance support for CPPC cpufreq driver" depends on ACPI_CPPC_CPUFREQ && GENERIC_ARCH_TOPOLOGY default y help This extends frequency invariance support in the CPPC cpufreq driver, by using CPPC delivered and reference performance counters. If in doubt, say N. config ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM tristate "Allwinner nvmem based SUN50I CPUFreq driver" depends on ARCH_SUNXI depends on NVMEM_SUNXI_SID select PM_OPP help This adds the nvmem based CPUFreq driver for Allwinner h6 SoC. To compile this driver as a module, choose M here: the module will be called sun50i-cpufreq-nvmem. config ARM_APPLE_SOC_CPUFREQ tristate "Apple Silicon SoC CPUFreq support" depends on ARCH_APPLE || (COMPILE_TEST && 64BIT) select PM_OPP default ARCH_APPLE help This adds the CPUFreq driver for Apple Silicon machines (e.g. Apple M1). config ARM_ARMADA_37XX_CPUFREQ tristate "Armada 37xx CPUFreq support" depends on ARCH_MVEBU && CPUFREQ_DT help This adds the CPUFreq driver support for Marvell Armada 37xx SoCs. The Armada 37xx PMU supports 4 frequency and VDD levels. config ARM_ARMADA_8K_CPUFREQ tristate "Armada 8K CPUFreq driver" depends on ARCH_MVEBU && CPUFREQ_DT select ARMADA_AP_CPU_CLK help This enables the CPUFreq driver support for Marvell Armada8k SOCs. Armada8K device has the AP806 which supports scaling to any full integer divider. If in doubt, say N. config ARM_SCPI_CPUFREQ tristate "SCPI based CPUfreq driver" depends on ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI help This adds the CPUfreq driver support for ARM 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_VEXPRESS_SPC_CPUFREQ tristate "Versatile Express SPC based CPUfreq driver" depends on ARM_CPU_TOPOLOGY && HAVE_CLK depends on ARCH_VEXPRESS_SPC select PM_OPP help This add the CPUfreq driver support for Versatile Express big.LITTLE platforms using SPC for power management. config ARM_BRCMSTB_AVS_CPUFREQ tristate "Broadcom STB AVS CPUfreq driver" depends on (ARCH_BRCMSTB && !ARM_SCMI_CPUFREQ) || COMPILE_TEST default y help Some Broadcom STB SoCs use a co-processor running proprietary firmware ("AVS") to handle voltage and frequency scaling. This driver provides a standard CPUfreq interface to the firmware. Say Y, if you have a Broadcom SoC with AVS support for DFS or DVFS. 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 depends on NVMEM_IMX_OCOTP || COMPILE_TEST select PM_OPP help This adds cpufreq driver support for Freescale i.MX6 series SoCs. If in doubt, say N. config ARM_IMX_CPUFREQ_DT tristate "Freescale i.MX8M cpufreq support" depends on ARCH_MXC && CPUFREQ_DT help This adds cpufreq driver support for Freescale i.MX7/i.MX8M series SoCs, based on cpufreq-dt. If in doubt, say N. config ARM_KIRKWOOD_CPUFREQ def_bool MACH_KIRKWOOD help This adds the CPUFreq driver for Marvell Kirkwood SoCs. config ARM_MEDIATEK_CPUFREQ tristate "CPU Frequency scaling support for MediaTek SoCs" depends on ARCH_MEDIATEK && REGULATOR select PM_OPP help This adds the CPUFreq driver support for MediaTek SoCs. config ARM_MEDIATEK_CPUFREQ_HW tristate "MediaTek CPUFreq HW driver" depends on ARCH_MEDIATEK || COMPILE_TEST default m help Support for the CPUFreq HW driver. Some MediaTek chipsets have a HW engine to offload the steps necessary for changing the frequency of the CPUs. Firmware loaded in this engine exposes a programming interface to the OS. The driver implements the cpufreq interface for this HW engine. Say Y if you want to support CPUFreq HW. config ARM_OMAP2PLUS_CPUFREQ bool "TI OMAP2+" depends on ARCH_OMAP2PLUS default ARCH_OMAP2PLUS config ARM_QCOM_CPUFREQ_NVMEM tristate "Qualcomm nvmem based CPUFreq" depends on ARCH_QCOM depends on NVMEM_QCOM_QFPROM depends on QCOM_SMEM select PM_OPP help This adds the CPUFreq driver for Qualcomm Kryo SoC based boards. If in doubt, say N. config ARM_QCOM_CPUFREQ_HW tristate "QCOM CPUFreq HW driver" depends on ARCH_QCOM || COMPILE_TEST depends on COMMON_CLK help Support for the CPUFreq HW driver. Some QCOM chipsets have a HW engine to offload the steps necessary for changing the frequency of the CPUs. Firmware loaded in this engine exposes a programming interface to the OS. The driver implements the cpufreq interface for this HW engine. Say Y if you want to support CPUFreq HW. config ARM_RASPBERRYPI_CPUFREQ tristate "Raspberry Pi cpufreq support" depends on CLK_RASPBERRYPI || COMPILE_TEST help This adds the CPUFreq driver for Raspberry Pi If in doubt, say N. 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_SA1110_CPUFREQ bool config ARM_SCMI_CPUFREQ tristate "SCMI based CPUfreq driver" depends on ARM_SCMI_PROTOCOL || COMPILE_TEST select PM_OPP help This adds the CPUfreq driver support for ARM platforms using SCMI protocol for CPU power management. This driver uses SCMI 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 CPUFREQ_DT && 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 tristate "Tegra20/30 CPUFreq support" depends on ARCH_TEGRA && CPUFREQ_DT default y help This adds the CPUFreq driver support for Tegra20/30 SOCs. config ARM_TEGRA124_CPUFREQ bool "Tegra124 CPUFreq support" depends on ARCH_TEGRA && CPUFREQ_DT default y help This adds the CPUFreq driver support for Tegra124 SOCs. config ARM_TEGRA186_CPUFREQ tristate "Tegra186 CPUFreq support" depends on ARCH_TEGRA && TEGRA_BPMP help This adds the CPUFreq driver support for Tegra186 SOCs. config ARM_TEGRA194_CPUFREQ tristate "Tegra194 CPUFreq support" depends on ARCH_TEGRA_194_SOC || ARCH_TEGRA_234_SOC depends on TEGRA_BPMP default y help This adds CPU frequency driver support for Tegra194 SOCs. config ARM_TI_CPUFREQ bool "Texas Instruments CPUFreq support" depends on ARCH_OMAP2PLUS || ARCH_K3 default y help This driver enables valid OPPs on the running platform based on values contained within the SoC in use. Enable this in order to use the cpufreq-dt driver on all Texas Instruments platforms that provide dt based operating-points-v2 tables with opp-supported-hw data provided. Required for cpufreq support on AM335x, AM437x, DRA7x, and AM57x platforms. 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.

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docroot: /var/www/469ed2f6-4d4b-4a8a-9f5e-ee4ef04d3bc8/public_html

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curdir: /usr/src/linux-headers-6.8.0-100/drivers/cpufreq

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X	Kconfig		9472
X	Kconfig.arm		8488
X	Kconfig.powerpc		1668
X	Kconfig.x86		10558
X	Makefile		5168