CONFIG_BCM6345_L1_IRQ (not configurable)

modulename: irq-bcm6345-l1.ko

configname: CONFIG_BCM6345_L1_IRQ

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>BCM6345_L1_IRQ
In linux kernel since version 4.1 (release Date: 2015-06-21)  
source code:
drivers/irqchip/irq-bcm6345-l1.c
selects
CONFIG_GENERIC_IRQ_CHIP
CONFIG_IRQ_DOMAIN
CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK