Intel Quark MFD I2C GPIO

modulename: intel_quark_i2c_gpio.ko

configname: CONFIG_MFD_INTEL_QUARK_I2C_GPIO

Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>Intel Quark MFD I2C GPIO
In linux kernel since version 3.10 (release Date: 2013-06-30)  
This MFD provides support for I2C and GPIO that exist only
in a single PCI device. It splits the 2 IO devices to
their respective IO driver.
The GPIO exports a total amount of 8 interrupt-capable GPIOs.

source code: