PSCI CPU idle Domain

modulename: cpuidle-psci-domain.ko

configname: CONFIG_ARM_PSCI_CPUIDLE_DOMAIN

Linux Kernel Configuration
└─>PSCI CPU idle Domain
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Select this to enable the PSCI based CPUidle driver to use PM domains,
which is needed to support the hierarchical DT based layout of the
idle states.

source code:
selects
CONFIG_DT_IDLE_GENPD

depends
CONFIG_ARM_PSCI_CPUIDLE
CONFIG_PM_GENERIC_DOMAINS_OF