TI Davinci/Keystone GPIO support

modulename: gpio-davinci.ko

configname: CONFIG_GPIO_DAVINCI

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>TI Davinci/Keystone GPIO support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Say yes here to enable GPIO support for TI Davinci/Keystone SoCs.

source code:
drivers/gpio/gpio-davinci.c