Maxim 8998 voltage regulator

modulename: max8998.ko

configname: CONFIG_REGULATOR_MAX8998

Linux Kernel Configuration
└─>Device Drivers
└─>Voltage and Current Regulator Support
└─>Maxim 8998 voltage regulator
In linux kernel since version 2.6.36 (release Date: 2010-10-20)  
This driver controls a Maxim 8998 voltage output regulator
via I2C bus. The provided regulator is suitable for S3C6410
and S5PC1XX chips to control VCC_CORE and VCC_USIM voltages.

source code:
drivers/regulator/max8998.c