# CPU power management driver configuration options

# Copyright (c) 2021 Carlo Caione <ccaione@baylibre.com>
# SPDX-License-Identifier: Apache-2.0

menuconfig PM_CPU_OPS
	bool "CPU power management drivers"
	help
	  Enable CPU power management drivers configuration

if PM_CPU_OPS

module = PM_CPU_OPS
module-str = pm_cpu_ops
source "subsys/logging/Kconfig.template.log_config"

config PM_CPU_OPS_HAS_DRIVER
	bool

config PM_CPU_OPS_PSCI
	bool "Support for the ARM Power State Coordination Interface (PSCI)"
	default y
	depends on DT_HAS_ARM_PSCI_0_2_ENABLED || DT_HAS_ARM_PSCI_1_1_ENABLED
	select PM_CPU_OPS_HAS_DRIVER
	select HAS_POWEROFF
	help
	  Say Y here if you want Zephyr to communicate with system firmware
	  implementing the PSCI specification for CPU-centric power
	  management operations described in ARM document number ARM DEN
	  0022A ("Power State Coordination Interface System Software on
	  ARM processors").

config PM_CPU_OPS_FVP
	bool "Support for Arm FVP CPU power management"
	depends on DT_HAS_ARM_FVP_PWRC_ENABLED && !PM_CPU_OPS_PSCI
	default y if SMP
	select PM_CPU_OPS_HAS_DRIVER
	help
	  Say Y here if you want Zephyr to support CPU power management
	  operations on Arm Fixed Virtual Platform (FVP) without PSCI.
	  This driver directly controls the FVP power controller and
	  V2M system registers for CPU power-on and system reset operations.

config PSCI_SHELL
	bool "Support for PSCI interface shell commands"
	depends on SHELL && PM_CPU_OPS_PSCI
	help
	  Say Y here if you need to enable PSCI interface shell commands
	  like 'warm' and 'cold' reset commands.

endif