| # SPDX-License-Identifier: GPL-2.0-only | |
| # | |
| # ARM CPU Frequency scaling drivers | |
| # | |
| config ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM | |
| tristate "Allwinner nvmem based SUN50I CPUFreq driver" | |
| depends on ARCH_SUNXI || COMPILE_TEST | |
| 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_AIROHA_SOC_CPUFREQ | |
| tristate "Airoha EN7581 SoC CPUFreq support" | |
| depends on ARCH_AIROHA || COMPILE_TEST | |
| depends on OF | |
| select PM_OPP | |
| default ARCH_AIROHA | |
| help | |
| This adds the CPUFreq driver for Airoha EN7581 SoCs. | |
| config ARM_APPLE_SOC_CPUFREQ | |
| tristate "Apple Silicon SoC CPUFreq support" | |
| depends on ARCH_APPLE || (COMPILE_TEST && 64BIT) | |
| select PM_OPP | |
| 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 || COMPILE_TEST | |
| depends on 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 || COMPILE_TEST | |
| depends on CPUFREQ_DT | |
| select ARMADA_AP_CPU_CLK if COMMON_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 || COMPILE_TEST | |
| 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 if ARCH_BRCMSTB && !ARM_SCMI_CPUFREQ | |
| 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 || COMPILE_TEST | |
| depends on CPUFREQ_DT && REGULATOR && PL320_MBOX | |
| default m if ARCH_HIGHBANK | |
| 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 CPUFREQ_DT | |
| depends on ARCH_MXC || COMPILE_TEST | |
| 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 || COMPILE_TEST | |
| depends on 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 if ARCH_MEDIATEK | |
| 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_QCOM_CPUFREQ_NVMEM | |
| tristate "Qualcomm nvmem based CPUFreq" | |
| depends on ARCH_QCOM || COMPILE_TEST | |
| 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 "Qualcomm 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 || COMPILE_TEST | |
| default CPU_S3C6410 | |
| 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 || COMPILE_TEST | |
| default CPU_S5PV210 | |
| 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 || COMPILE_TEST | |
| default PLAT_SPEAR | |
| help | |
| This adds the CPUFreq driver support for SPEAr SOCs. | |
| config ARM_STI_CPUFREQ | |
| tristate "STi CPUFreq support" | |
| depends on CPUFREQ_DT | |
| depends on SOC_STIH407 || COMPILE_TEST | |
| 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 || COMPILE_TEST | |
| depends on CPUFREQ_DT | |
| default ARCH_TEGRA | |
| help | |
| This adds the CPUFreq driver support for Tegra20/30 SOCs. | |
| config ARM_TEGRA124_CPUFREQ | |
| tristate "Tegra124 CPUFreq support" | |
| depends on ARCH_TEGRA || COMPILE_TEST | |
| depends on CPUFREQ_DT | |
| default ARCH_TEGRA | |
| help | |
| This adds the CPUFreq driver support for Tegra124 SOCs. | |
| config ARM_TEGRA186_CPUFREQ | |
| tristate "Tegra186 CPUFreq support" | |
| depends on ARCH_TEGRA || COMPILE_TEST | |
| depends on 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 ARCH_TEGRA_194_SOC || ARCH_TEGRA_234_SOC | |
| 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 || COMPILE_TEST | |
| default ARCH_OMAP2PLUS || ARCH_K3 | |
| 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 || COMPILE_TEST | |
| help | |
| This add the CPUFreq driver support for Intel PXA2xx SOCs. | |
| If in doubt, say N. |