Nintendo Wii (Hollywood) GPIO

modulename: gpio-hlwd.ko

configname: CONFIG_GPIO_HLWD

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>Memory mapped GPIO drivers
└─>Nintendo Wii (Hollywood) GPIO
In linux kernel since version 3.10 (release Date: 2013-06-30)
Select this to support the GPIO controller of the Nintendo Wii.

If unsure, say N.
source code:
drivers/gpio/gpio-hlwd.c