diff options
Diffstat (limited to 'drivers/cpufreq/Kconfig.arm')
| -rw-r--r-- | drivers/cpufreq/Kconfig.arm | 327 |
1 files changed, 154 insertions, 173 deletions
diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm index 2011fec2d6ad..9be0503df55a 100644 --- a/drivers/cpufreq/Kconfig.arm +++ b/drivers/cpufreq/Kconfig.arm @@ -1,199 +1,186 @@ +# SPDX-License-Identifier: GPL-2.0-only # # ARM CPU Frequency scaling drivers # -# big LITTLE core layer and glue drivers -config ARM_BIG_LITTLE_CPUFREQ - tristate "Generic ARM big LITTLE CPUfreq driver" - depends on (ARM_CPU_TOPOLOGY || ARM64) && HAVE_CLK - # if CPU_THERMAL is on and THERMAL=m, ARM_BIT_LITTLE_CPUFREQ cannot be =y - depends on !CPU_THERMAL || THERMAL +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 enables the Generic CPUfreq driver for ARM big.LITTLE platforms. + This adds the nvmem based CPUFreq driver for Allwinner + h6 SoC. -config ARM_BRCMSTB_AVS_CPUFREQ - tristate "Broadcom STB AVS CPUfreq driver" - depends on ARCH_BRCMSTB || COMPILE_TEST - default y + 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 - 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 to the firmware. + This adds the CPUFreq driver for Airoha EN7581 SoCs. - Say Y, if you have a Broadcom SoC with AVS support for DFS or DVFS. +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_BRCMSTB_AVS_CPUFREQ_DEBUG - bool "Broadcom STB AVS CPUfreq driver sysfs debug capability" - depends on ARM_BRCMSTB_AVS_CPUFREQ +config ARM_ARMADA_37XX_CPUFREQ + tristate "Armada 37xx CPUFreq support" + depends on ARCH_MVEBU || COMPILE_TEST + depends on CPUFREQ_DT help - Enabling this option turns on debug support via sysfs under - /sys/kernel/debug/brcmstb-avs-cpufreq. It is possible to read all and - write some AVS mailbox registers through sysfs entries. + 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_DT_BL_CPUFREQ - tristate "Generic probing via DT for ARM big LITTLE CPUfreq driver" - depends on ARM_BIG_LITTLE_CPUFREQ && OF +config ARM_SCPI_CPUFREQ + tristate "SCPI based CPUfreq driver" + depends on ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI help - This enables probing via DT for Generic CPUfreq driver for ARM - big.LITTLE platform. This gets frequency tables from DT. + 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_BIG_LITTLE_CPUFREQ && ARCH_VEXPRESS_SPC - help - This add the CPUfreq driver support for Versatile Express + 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_EXYNOS5440_CPUFREQ - tristate "SAMSUNG EXYNOS5440" - depends on SOC_EXYNOS5440 - depends on HAVE_CLK && OF - select PM_OPP - default y +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 - This adds the CPUFreq driver for Samsung EXYNOS5440 - SoC. The nature of exynos5440 clock controller is - different than previous exynos controllers so not using - the common exynos framework. + 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. - If in doubt, say N. + 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 + 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_DB8500_CPUFREQ - tristate "ST-Ericsson DB8500 cpufreq" if COMPILE_TEST && !ARCH_U8500 - default ARCH_U8500 - depends on HAS_IOMEM - depends on !CPU_THERMAL || THERMAL - help - This adds the CPUFreq driver for ST-Ericsson Ux500 (DB8500) SoC - series. - 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_MT8173_CPUFREQ - tristate "Mediatek MT8173 CPUFreq support" - depends on ARCH_MEDIATEK && REGULATOR - depends on ARM64 || (ARM_CPU_TOPOLOGY && COMPILE_TEST) - depends on !CPU_THERMAL || THERMAL +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 MT8173 SoC. + 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_OMAP2PLUS_CPUFREQ bool "TI OMAP2+" - depends on ARCH_OMAP2PLUS + depends on ARCH_OMAP2PLUS || COMPILE_TEST default ARCH_OMAP2PLUS -config ARM_S3C_CPUFREQ - bool - help - Internal configuration node for common cpufreq on Samsung SoC - -config ARM_S3C24XX_CPUFREQ - bool "CPUfreq driver for Samsung S3C24XX series CPUs (EXPERIMENTAL)" - depends on ARCH_S3C24XX - select ARM_S3C_CPUFREQ +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 enables the CPUfreq driver for the Samsung S3C24XX family - of CPUs. - - For details, take a look at <file:Documentation/cpu-freq>. + This adds the CPUFreq driver for Qualcomm Kryo SoC based boards. If in doubt, say N. -config ARM_S3C24XX_CPUFREQ_DEBUG - bool "Debug CPUfreq Samsung driver core" - depends on ARM_S3C24XX_CPUFREQ - help - Enable s3c_freq_dbg for the Samsung S3C CPUfreq core - -config ARM_S3C24XX_CPUFREQ_IODEBUG - bool "Debug CPUfreq Samsung driver IO timing" - depends on ARM_S3C24XX_CPUFREQ - help - Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core - -config ARM_S3C24XX_CPUFREQ_DEBUGFS - bool "Export debugfs for CPUFreq" - depends on ARM_S3C24XX_CPUFREQ && DEBUG_FS - help - Export status information via debugfs. - -config ARM_S3C2410_CPUFREQ - bool - depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2410 - select S3C2410_CPUFREQ_UTILS - help - CPU Frequency scaling support for S3C2410 - -config ARM_S3C2412_CPUFREQ - bool - depends on ARM_S3C24XX_CPUFREQ && CPU_S3C2412 - default y - select S3C2412_IOTIMING - help - CPU Frequency scaling support for S3C2412 and S3C2413 SoC CPUs. - -config ARM_S3C2416_CPUFREQ - bool "S3C2416 CPU Frequency scaling support" - depends on CPU_S3C2416 +config ARM_QCOM_CPUFREQ_HW + tristate "QCOM CPUFreq HW driver" + depends on ARCH_QCOM || COMPILE_TEST + depends on COMMON_CLK help - This adds the CPUFreq driver for the Samsung S3C2416 and - S3C2450 SoC. The S3C2416 supports changing the rate of the - armdiv clock source and also entering a so called dynamic - voltage scaling mode in which it is possible to reduce the - core voltage of the CPU. - - If in doubt, say N. - -config ARM_S3C2416_CPUFREQ_VCORESCALE - bool "Allow voltage scaling for S3C2416 arm core" - depends on ARM_S3C2416_CPUFREQ && REGULATOR + 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 - Enable CPU voltage scaling when entering the dvs mode. - It uses information gathered through existing hardware and - tests but not documented in any datasheet. + This adds the CPUFreq driver for Raspberry Pi If in doubt, say N. -config ARM_S3C2440_CPUFREQ - bool "S3C2440/S3C2442 CPU Frequency scaling support" - depends on ARM_S3C24XX_CPUFREQ && (CPU_S3C2440 || CPU_S3C2442) - select S3C2410_CPUFREQ_UTILS - default y - help - CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs. - config ARM_S3C64XX_CPUFREQ bool "Samsung S3C64XX" - depends on CPU_S3C6410 - default y + depends on CPU_S3C6410 || COMPILE_TEST + default CPU_S3C6410 help This adds the CPUFreq driver for Samsung S3C6410 SoC. @@ -201,40 +188,39 @@ config ARM_S3C64XX_CPUFREQ config ARM_S5PV210_CPUFREQ bool "Samsung S5PV210 and S5PC110" - depends on CPU_S5PV210 - default y + 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_SA1100_CPUFREQ - bool - config ARM_SA1110_CPUFREQ bool -config ARM_SCPI_CPUFREQ - tristate "SCPI based CPUfreq driver" - depends on ARM_BIG_LITTLE_CPUFREQ && ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI - help - This adds the CPUfreq driver support for ARM big.LITTLE platforms - using SCPI protocol for CPU power management. +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 SCPI Message Protocol driver to interact with the + 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 + 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 SOC_STIH407 + 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 @@ -243,28 +229,40 @@ config ARM_STI_CPUFREQ SoCs. config ARM_TEGRA20_CPUFREQ - bool "Tegra20 CPUFreq support" - depends on ARCH_TEGRA - default y + 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 SOCs. + This adds the CPUFreq driver support for Tegra20/30 SOCs. config ARM_TEGRA124_CPUFREQ tristate "Tegra124 CPUFreq support" - depends on ARCH_TEGRA && CPUFREQ_DT && REGULATOR - default y + 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 && TEGRA_BPMP + 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 || (64BIT && COMPILE_TEST) + 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 + 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 @@ -275,25 +273,8 @@ config ARM_TI_CPUFREQ config ARM_PXA2xx_CPUFREQ tristate "Intel PXA2xx CPUfreq driver" - depends on PXA27x || PXA25x + depends on PXA27x || PXA25x || COMPILE_TEST help This add the CPUFreq driver support for Intel PXA2xx SOCs. If in doubt, say N. - -config ACPI_CPPC_CPUFREQ - tristate "CPUFreq driver based on the ACPI CPPC spec" - depends on ACPI_PROCESSOR - select ACPI_CPPC_LIB - default n - 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. |