Backlight Driver for LM3639

modulename: lm3639_bl.ko

configname: CONFIG_BACKLIGHT_LM3639

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Backlight & LCD device support
└─>I2C support
└─>Backlight Driver for LM3639
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This supports TI LM3639 Backlight + 1.5A Flash LED Driver

source code: