Maxim Semiconductor MAX77686/802 PMIC Support

modulename: max77686.ko

configname: CONFIG_MFD_MAX77686

Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>Maxim Semiconductor MAX77686/802 PMIC Support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Say yes here to add support for Maxim Semiconductor MAX77686 and
MAX77802 which are Power Management IC with an RTC on chip.
This driver provides common support for accessing the device;
additional drivers must be enabled in order to use the functionality
of the device.

source code: