Broadcom Kona GPIO

modulename: gpio-bcm-kona.ko

configname: CONFIG_GPIO_BCM_KONA

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>Broadcom Kona GPIO
In linux kernel since version 3.10 (release Date: 2013-06-30)  
Turn on GPIO support for Broadcom "Kona" chips.

source code: