Renesas INTC External IRQ Pin Support

modulename: irq-renesas-intc-irqpin.ko

configname: CONFIG_RENESAS_INTC_IRQPIN

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>Renesas INTC External IRQ Pin Support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Enable support for the Renesas Interrupt Controller for external
interrupt pins, as found on SH/R-Mobile and R-Car Gen1 SoCs.

source code:
selects
CONFIG_IRQ_DOMAIN