CONFIG_ARM_NVIC (not configurable)

modulename: irq-nvic.ko

configname: CONFIG_ARM_NVIC

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>ARM_NVIC
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
drivers/irqchip/irq-nvic.c
selects
CONFIG_IRQ_DOMAIN_HIERARCHY
CONFIG_GENERIC_IRQ_CHIP