How to configure the Linux kernel/drivers/video/backlight

Howto configure the Linux kernel / drivers / video / backlight


 * Backlight & LCD drivers configuration
 * Backlight & LCD drivers configuration

BACKLIGHT_LCD_SUPPORT
 * (on/off) Backlight & LCD device support
 * Enable this to be able to choose the drivers for controlling the backlight and the LCD panel on some platforms, for example on PDAs.


 * Option: BACKLIGHT_CLASS_DEVICE
 * Kernel Versions: 2.6.15.6 ...      tristate Lowlevel Backlight controls
 * depends on BACKLIGHT_LCD_SUPPORT
 * default m
 * This framework adds support for low-level control of the LCD        backlight. This includes support for brightness and power.
 * To have support for your specific LCD panel you will have to select the proper drivers which depend on this option.


 * Option: BACKLIGHT_DEVICE
 * Kernel Versions: 2.6.15.6 ...
 * (on/off)
 * depends on BACKLIGHT_CLASS_DEVICE
 * default y


 * Option: LCD_CLASS_DEVICE
 * Kernel Versions: 2.6.15.6 ...      tristate Lowlevel LCD controls
 * depends on BACKLIGHT_LCD_SUPPORT
 * default m
 * This framework adds support for low-level control of LCD. Some framebuffer devices connect to platform-specific LCD modules in order to have a platform-specific way to control the flat panel (contrast and applying power to the LCD (not to the backlight!)).
 * To have support for your specific LCD panel you will have to select the proper drivers which depend on this option.


 * Option: LCD_DEVICE
 * Kernel Versions: 2.6.15.6 ...
 * (on/off)
 * depends on LCD_CLASS_DEVICE
 * default y


 * Option: BACKLIGHT_CORGI
 * Kernel Versions: 2.6.15.6 ...
 * (on/off/module) Sharp Corgi Backlight Driver (SL-C7xx Series)
 * depends on BACKLIGHT_DEVICE && PXA_SHARPSL
 * default y
 * If you have a Sharp Zaurus SL-C7xx, say y to enable the backlight driver.

Linux Kernel Configuration