TI OMAP GPIO support

modulename: gpio-omap.ko

configname: CONFIG_GPIO_OMAP

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>TI OMAP GPIO support
In linux kernel since version 3.16 (release Date: 2014-08-03)  
Say yes here to enable GPIO support for TI OMAP SoCs.

source code:
selects
CONFIG_GENERIC_IRQ_CHIP
CONFIG_GPIOLIB_IRQCHIP