:orphan:

.. title:: PM_CPU_OPS_PSCI

.. option:: CONFIG_PM_CPU_OPS_PSCI

*Support for the ARM Power State Coordination Interface (PSCI)*

Type: ``bool``

Help
====

.. code-block:: none

    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").

Direct dependencies
===================

\ :option:`ARMV8_A <CONFIG_ARMV8_A>` && \ :option:`HAS_ARM_SMCCC <CONFIG_HAS_ARM_SMCCC>` && \ :option:`PM_CPU_OPS <CONFIG_PM_CPU_OPS>`

*(Includes any dependencies from ifs and menus.)*

Default
=======

- n

Symbols selected by this symbol
===============================

- \ :option:`PM_CPU_OPS_HAS_DRIVER <CONFIG_PM_CPU_OPS_HAS_DRIVER>`

Kconfig definition
==================



At ``<Zephyr Driver>/pm_cpu_ops/Kconfig:22``

Included via ``Kconfig:8`` → ``Kconfig.zephyr:32`` → ``<Zephyr Driver>/Kconfig:110``

Menu path: (Top) → Device Drivers → CPU power management drivers

.. code-block:: kconfig

    config PM_CPU_OPS_PSCI
    	bool "Support for the ARM Power State Coordination Interface (PSCI)"
    	default n
    	select PM_CPU_OPS_HAS_DRIVER
    	depends on ARMV8_A && HAS_ARM_SMCCC && PM_CPU_OPS
    	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").

*(The 'depends on' condition includes propagated dependencies from ifs and menus.)*