SIOX GPIO support

modulename: gpio-siox.ko

configname: CONFIG_GPIO_SIOX

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>SIOX GPIO support
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Say yes here to support SIOX I/O devices. These are units connected
via a SIOX bus and have a number of fixed-direction I/O lines.

source code: