Backlight Driver for LM3533

modulename: lm3533_bl.ko

configname: CONFIG_BACKLIGHT_LM3533

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Backlight & LCD device support
└─>Backlight Driver for LM3533
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Say Y to enable the backlight driver for National Semiconductor / TI
LM3533 Lighting Power chips.

The backlights can be controlled directly, through PWM input, or by
the ambient-light-sensor interface. The chip supports 256 brightness
levels.

source code: