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c150b809f7
* Support for various vector-accelerated crypto routines.
* Hibernation is now enabled for portable kernel builds.
* mmap_rnd_bits_max is larger on systems with larger VAs.
* Support for fast GUP.
* Support for membarrier-based instruction cache synchronization.
* Support for the Andes hart-level interrupt controller and PMU.
* Some cleanups around unaligned access speed probing and Kconfig
settings.
* Support for ACPI LPI and CPPC.
* Various cleanus related to barriers.
* A handful of fixes.
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Merge tag 'riscv-for-linus-6.9-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux
Pull RISC-V updates from Palmer Dabbelt:
- Support for various vector-accelerated crypto routines
- Hibernation is now enabled for portable kernel builds
- mmap_rnd_bits_max is larger on systems with larger VAs
- Support for fast GUP
- Support for membarrier-based instruction cache synchronization
- Support for the Andes hart-level interrupt controller and PMU
- Some cleanups around unaligned access speed probing and Kconfig
settings
- Support for ACPI LPI and CPPC
- Various cleanus related to barriers
- A handful of fixes
* tag 'riscv-for-linus-6.9-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: (66 commits)
riscv: Fix syscall wrapper for >word-size arguments
crypto: riscv - add vector crypto accelerated AES-CBC-CTS
crypto: riscv - parallelize AES-CBC decryption
riscv: Only flush the mm icache when setting an exec pte
riscv: Use kcalloc() instead of kzalloc()
riscv/barrier: Add missing space after ','
riscv/barrier: Consolidate fence definitions
riscv/barrier: Define RISCV_FULL_BARRIER
riscv/barrier: Define __{mb,rmb,wmb}
RISC-V: defconfig: Enable CONFIG_ACPI_CPPC_CPUFREQ
cpufreq: Move CPPC configs to common Kconfig and add RISC-V
ACPI: RISC-V: Add CPPC driver
ACPI: Enable ACPI_PROCESSOR for RISC-V
ACPI: RISC-V: Add LPI driver
cpuidle: RISC-V: Move few functions to arch/riscv
riscv: Introduce set_compat_task() in asm/compat.h
riscv: Introduce is_compat_thread() into compat.h
riscv: add compile-time test into is_compat_task()
riscv: Replace direct thread flag check with is_compat_task()
riscv: Improve arch_get_mmap_end() macro
...
263 lines
7.4 KiB
Plaintext
263 lines
7.4 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0-only
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#
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# ARM CPU Frequency scaling drivers
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#
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config ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM
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tristate "Allwinner nvmem based SUN50I CPUFreq driver"
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depends on ARCH_SUNXI
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depends on NVMEM_SUNXI_SID
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select PM_OPP
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help
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This adds the nvmem based CPUFreq driver for Allwinner
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h6 SoC.
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To compile this driver as a module, choose M here: the
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module will be called sun50i-cpufreq-nvmem.
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config ARM_APPLE_SOC_CPUFREQ
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tristate "Apple Silicon SoC CPUFreq support"
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depends on ARCH_APPLE || (COMPILE_TEST && 64BIT)
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select PM_OPP
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default ARCH_APPLE
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help
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This adds the CPUFreq driver for Apple Silicon machines
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(e.g. Apple M1).
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config ARM_ARMADA_37XX_CPUFREQ
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tristate "Armada 37xx CPUFreq support"
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depends on ARCH_MVEBU && CPUFREQ_DT
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help
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This adds the CPUFreq driver support for Marvell Armada 37xx SoCs.
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The Armada 37xx PMU supports 4 frequency and VDD levels.
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config ARM_ARMADA_8K_CPUFREQ
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tristate "Armada 8K CPUFreq driver"
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depends on ARCH_MVEBU && CPUFREQ_DT
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select ARMADA_AP_CPU_CLK
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help
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This enables the CPUFreq driver support for Marvell
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Armada8k SOCs.
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Armada8K device has the AP806 which supports scaling
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to any full integer divider.
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If in doubt, say N.
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config ARM_SCPI_CPUFREQ
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tristate "SCPI based CPUfreq driver"
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depends on ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI
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help
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This adds the CPUfreq driver support for ARM platforms using SCPI
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protocol for CPU power management.
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This driver uses SCPI Message Protocol driver to interact with the
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firmware providing the CPU DVFS functionality.
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config ARM_VEXPRESS_SPC_CPUFREQ
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tristate "Versatile Express SPC based CPUfreq driver"
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depends on ARM_CPU_TOPOLOGY && HAVE_CLK
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depends on ARCH_VEXPRESS_SPC
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select PM_OPP
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help
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This add the CPUfreq driver support for Versatile Express
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big.LITTLE platforms using SPC for power management.
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config ARM_BRCMSTB_AVS_CPUFREQ
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tristate "Broadcom STB AVS CPUfreq driver"
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depends on (ARCH_BRCMSTB && !ARM_SCMI_CPUFREQ) || COMPILE_TEST
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default y
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help
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Some Broadcom STB SoCs use a co-processor running proprietary firmware
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("AVS") to handle voltage and frequency scaling. This driver provides
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a standard CPUfreq interface to the firmware.
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Say Y, if you have a Broadcom SoC with AVS support for DFS or DVFS.
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config ARM_HIGHBANK_CPUFREQ
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tristate "Calxeda Highbank-based"
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depends on ARCH_HIGHBANK && CPUFREQ_DT && REGULATOR
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default m
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help
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This adds the CPUFreq driver for Calxeda Highbank SoC
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based boards.
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If in doubt, say N.
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config ARM_IMX6Q_CPUFREQ
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tristate "Freescale i.MX6 cpufreq support"
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depends on ARCH_MXC
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depends on REGULATOR_ANATOP
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depends on NVMEM_IMX_OCOTP || COMPILE_TEST
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select PM_OPP
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help
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This adds cpufreq driver support for Freescale i.MX6 series SoCs.
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If in doubt, say N.
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config ARM_IMX_CPUFREQ_DT
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tristate "Freescale i.MX8M cpufreq support"
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depends on ARCH_MXC && CPUFREQ_DT
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help
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This adds cpufreq driver support for Freescale i.MX7/i.MX8M
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series SoCs, based on cpufreq-dt.
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If in doubt, say N.
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config ARM_KIRKWOOD_CPUFREQ
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def_bool MACH_KIRKWOOD
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help
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This adds the CPUFreq driver for Marvell Kirkwood
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SoCs.
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config ARM_MEDIATEK_CPUFREQ
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tristate "CPU Frequency scaling support for MediaTek SoCs"
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depends on ARCH_MEDIATEK && REGULATOR
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select PM_OPP
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help
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This adds the CPUFreq driver support for MediaTek SoCs.
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config ARM_MEDIATEK_CPUFREQ_HW
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tristate "MediaTek CPUFreq HW driver"
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depends on ARCH_MEDIATEK || COMPILE_TEST
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default m
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help
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Support for the CPUFreq HW driver.
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Some MediaTek chipsets have a HW engine to offload the steps
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necessary for changing the frequency of the CPUs. Firmware loaded
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in this engine exposes a programming interface to the OS.
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The driver implements the cpufreq interface for this HW engine.
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Say Y if you want to support CPUFreq HW.
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config ARM_OMAP2PLUS_CPUFREQ
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bool "TI OMAP2+"
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depends on ARCH_OMAP2PLUS
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default ARCH_OMAP2PLUS
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config ARM_QCOM_CPUFREQ_NVMEM
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tristate "Qualcomm nvmem based CPUFreq"
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depends on ARCH_QCOM
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depends on NVMEM_QCOM_QFPROM
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depends on QCOM_SMEM
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select PM_OPP
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help
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This adds the CPUFreq driver for Qualcomm Kryo SoC based boards.
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If in doubt, say N.
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config ARM_QCOM_CPUFREQ_HW
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tristate "QCOM CPUFreq HW driver"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on COMMON_CLK
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help
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Support for the CPUFreq HW driver.
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Some QCOM chipsets have a HW engine to offload the steps
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necessary for changing the frequency of the CPUs. Firmware loaded
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in this engine exposes a programming interface to the OS.
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The driver implements the cpufreq interface for this HW engine.
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Say Y if you want to support CPUFreq HW.
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config ARM_RASPBERRYPI_CPUFREQ
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tristate "Raspberry Pi cpufreq support"
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depends on CLK_RASPBERRYPI || COMPILE_TEST
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help
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This adds the CPUFreq driver for Raspberry Pi
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If in doubt, say N.
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config ARM_S3C64XX_CPUFREQ
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bool "Samsung S3C64XX"
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depends on CPU_S3C6410
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default y
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help
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This adds the CPUFreq driver for Samsung S3C6410 SoC.
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If in doubt, say N.
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config ARM_S5PV210_CPUFREQ
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bool "Samsung S5PV210 and S5PC110"
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depends on CPU_S5PV210
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default y
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help
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This adds the CPUFreq driver for Samsung S5PV210 and
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S5PC110 SoCs.
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If in doubt, say N.
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config ARM_SA1110_CPUFREQ
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bool
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config ARM_SCMI_CPUFREQ
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tristate "SCMI based CPUfreq driver"
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depends on ARM_SCMI_PROTOCOL || COMPILE_TEST
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select PM_OPP
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help
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This adds the CPUfreq driver support for ARM platforms using SCMI
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protocol for CPU power management.
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This driver uses SCMI Message Protocol driver to interact with the
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firmware providing the CPU DVFS functionality.
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config ARM_SPEAR_CPUFREQ
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bool "SPEAr CPUFreq support"
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depends on PLAT_SPEAR
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default y
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help
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This adds the CPUFreq driver support for SPEAr SOCs.
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config ARM_STI_CPUFREQ
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tristate "STi CPUFreq support"
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depends on CPUFREQ_DT && SOC_STIH407
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help
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This driver uses the generic OPP framework to match the running
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platform with a predefined set of suitable values. If not provided
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we will fall-back so safe-values contained in Device Tree. Enable
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this config option if you wish to add CPUFreq support for STi based
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SoCs.
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config ARM_TEGRA20_CPUFREQ
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tristate "Tegra20/30 CPUFreq support"
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depends on ARCH_TEGRA && CPUFREQ_DT
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default y
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help
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This adds the CPUFreq driver support for Tegra20/30 SOCs.
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config ARM_TEGRA124_CPUFREQ
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bool "Tegra124 CPUFreq support"
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depends on ARCH_TEGRA && CPUFREQ_DT
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default y
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help
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This adds the CPUFreq driver support for Tegra124 SOCs.
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config ARM_TEGRA186_CPUFREQ
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tristate "Tegra186 CPUFreq support"
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depends on ARCH_TEGRA && TEGRA_BPMP
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help
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This adds the CPUFreq driver support for Tegra186 SOCs.
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config ARM_TEGRA194_CPUFREQ
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tristate "Tegra194 CPUFreq support"
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depends on ARCH_TEGRA_194_SOC && TEGRA_BPMP
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default y
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help
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This adds CPU frequency driver support for Tegra194 SOCs.
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config ARM_TI_CPUFREQ
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bool "Texas Instruments CPUFreq support"
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depends on ARCH_OMAP2PLUS || ARCH_K3
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default y
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help
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This driver enables valid OPPs on the running platform based on
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values contained within the SoC in use. Enable this in order to
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use the cpufreq-dt driver on all Texas Instruments platforms that
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provide dt based operating-points-v2 tables with opp-supported-hw
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data provided. Required for cpufreq support on AM335x, AM437x,
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DRA7x, and AM57x platforms.
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config ARM_PXA2xx_CPUFREQ
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tristate "Intel PXA2xx CPUfreq driver"
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depends on PXA27x || PXA25x
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help
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This add the CPUFreq driver support for Intel PXA2xx SOCs.
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If in doubt, say N.
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