CONFIG_GPIO_GENERIC (not configurable)

modulename: gpio-generic.ko

configname: CONFIG_GPIO_GENERIC

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>GPIO_GENERIC
In linux kernel since version 3.1 (release Date: 2011-10-24)  
source code:
drivers/gpio/gpio-generic.c
depends
CONFIG_GPIOLIB