Cirrus EP93xx Backlight Driver

modulename: ep93xx_bl.ko

configname: CONFIG_BACKLIGHT_EP93XX

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Backlight & LCD device support
└─>Cirrus EP93xx Backlight Driver
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
If you have a LCD backlight connected to the BRIGHT output of
the EP93xx, say Y here to enable this driver.

To compile this driver as a module, choose M here: the module will
be called ep93xx_bl.

source code: