TI/National Semiconductor LM3533 Lighting Power chip

modulename: lm3533-core.ko

configname: CONFIG_MFD_LM3533

Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>I2C support
└─>TI/National Semiconductor LM3533 Lighting Power chip
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Say yes here to enable support for National Semiconductor / TI
LM3533 Lighting Power chips.

This driver provides common support for accessing the device;
additional drivers must be enabled in order to use the LED,
backlight or ambient-light-sensor functionality of the device.

source code:

depends
CONFIG_GENERIC_HARDIRQS
CONFIG_HAS_IOMEM
CONFIG_I2C