CONFIG_OR1K_PIC (not configurable)

modulename: irq-or1k-pic.ko

configname: CONFIG_OR1K_PIC

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>OR1K_PIC
In linux kernel since version 3.17 (release Date: 2014-10-05)  
source code:
drivers/irqchip/irq-or1k-pic.c
selects
CONFIG_IRQ_DOMAIN