[PATCH -next 0/2] RISC-V: ACPI: Add LPI support

Sunil V L
2024-01-11T09:31:07Z

This series adds support for Low Power Idle (LPI) on ACPI based
platforms.

LPI is described in the ACPI spec [1]. RISC-V FFH spec required to
enable this is available at [2].

[1] - https://uefi.org/specs/ACPI/6.5/08_Processor_Configuration_and_Control.html#lpi-low-power-idle-states
[2] - https://github.com/riscv-non-isa/riscv-acpi-ffh/releases/download/v/riscv-ffh.pdf

Sunil V L (2):
ACPI: Enable ACPI_PROCESSOR for RISC-V
cpuidle: RISC-V: Add ACPI LPI support

drivers/acpi/Kconfig | 2 +-
drivers/cpuidle/cpuidle-riscv-sbi.c | 78 +++++++++++++++++++++++++++++
2 files changed, 79 insertions(+), 1 deletion(-)

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2.34.1