Renesas RZ/A1 IRQC support

modulename: irq-renesas-rza1.ko

configname: CONFIG_RENESAS_RZA1_IRQC

Linux Kernel Configuration
└─>Device Drivers
└─>IRQ chip support
└─>Renesas RZ/A1 IRQC support
In linux kernel since version 5.1 (release Date: 2019-05-05)  
Enable support for the Renesas RZ/A1 Interrupt Controller, to use up
to 8 external interrupts with configurable sense select.

source code:
selects
CONFIG_IRQ_DOMAIN_HIERARCHY

is depended by
CONFIG_ARCH_R7S9210