HP Jornada 700 series LCD Driver

modulename: jornada720_lcd.ko

configname: CONFIG_LCD_HP700

Linux Kernel Configuration
└─>Device Drivers
└─>Graphics support
└─>Backlight & LCD device support
└─>HP Jornada 700 series LCD Driver
In linux kernel since version 2.6.30 (release Date: 2009-06-09)  
If you have an HP Jornada 700 series handheld (710/720/728)
say Y to enable LCD control driver.

source code:
drivers/video/backlight/jornada720_lcd.c