UniPhier GPIO support

modulename: gpio-uniphier.ko

configname: CONFIG_GPIO_UNIPHIER

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>UniPhier GPIO support
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Say yes here to support UniPhier GPIOs.

source code:
selects
CONFIG_IRQ_DOMAIN_HIERARCHY