CONFIG_DT_IDLE_STATES (not configurable)

modulename: dt_idle_states.ko

configname: CONFIG_DT_IDLE_STATES

Linux Kernel Configuration
└─>Power management and ACPI options
└─>CPU Idle
└─>DT_IDLE_STATES
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/cpuidle/dt_idle_states.c
depends
CONFIG_CPU_IDLE