IDT 79RC3243X GPIO support

modulename: gpio-idt3243x.ko

configname: CONFIG_GPIO_IDT3243X

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>IDT 79RC3243X GPIO support
In linux kernel since version 5.2 (release Date: 2019-07-07)  
Select this option to enable GPIO driver for
IDT 79RC3243X-based devices like Mikrotik RB532.

To compile this driver as a module, choose M here: the module will
be called gpio-idt3243x.

source code: