CONFIG_GPIO_BASIC_MMIO_CORE (not configurable)
modulename: basic_mmio_gpio.ko
configname: CONFIG_GPIO_BASIC_MMIO_CORE
Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>GPIO_BASIC_MMIO_CORE
In linux kernel since version 3 (release Date: 2011-07-21)
Provides core functionality for basic memory-mapped GPIO controllers.