11da177e4SLinus Torvalds# 21da177e4SLinus Torvalds# Backlight & LCD drivers configuration 31da177e4SLinus Torvalds# 41da177e4SLinus Torvalds 51da177e4SLinus Torvaldsmenuconfig BACKLIGHT_LCD_SUPPORT 61da177e4SLinus Torvalds bool "Backlight & LCD device support" 71da177e4SLinus Torvalds help 81da177e4SLinus Torvalds Enable this to be able to choose the drivers for controlling the 91da177e4SLinus Torvalds backlight and the LCD panel on some platforms, for example on PDAs. 101da177e4SLinus Torvalds 111da177e4SLinus Torvaldsconfig BACKLIGHT_CLASS_DEVICE 121da177e4SLinus Torvalds tristate "Lowlevel Backlight controls" 131da177e4SLinus Torvalds depends on BACKLIGHT_LCD_SUPPORT 141da177e4SLinus Torvalds default m 151da177e4SLinus Torvalds help 161da177e4SLinus Torvalds This framework adds support for low-level control of the LCD 171da177e4SLinus Torvalds backlight. This includes support for brightness and power. 181da177e4SLinus Torvalds 191da177e4SLinus Torvalds To have support for your specific LCD panel you will have to 201da177e4SLinus Torvalds select the proper drivers which depend on this option. 211da177e4SLinus Torvalds 221da177e4SLinus Torvaldsconfig BACKLIGHT_DEVICE 231da177e4SLinus Torvalds bool 241da177e4SLinus Torvalds depends on BACKLIGHT_CLASS_DEVICE 251da177e4SLinus Torvalds default y 261da177e4SLinus Torvalds 271da177e4SLinus Torvaldsconfig LCD_CLASS_DEVICE 281da177e4SLinus Torvalds tristate "Lowlevel LCD controls" 291da177e4SLinus Torvalds depends on BACKLIGHT_LCD_SUPPORT 301da177e4SLinus Torvalds default m 311da177e4SLinus Torvalds help 321da177e4SLinus Torvalds This framework adds support for low-level control of LCD. 331da177e4SLinus Torvalds Some framebuffer devices connect to platform-specific LCD modules 341da177e4SLinus Torvalds in order to have a platform-specific way to control the flat panel 351da177e4SLinus Torvalds (contrast and applying power to the LCD (not to the backlight!)). 361da177e4SLinus Torvalds 371da177e4SLinus Torvalds To have support for your specific LCD panel you will have to 381da177e4SLinus Torvalds select the proper drivers which depend on this option. 391da177e4SLinus Torvalds 401da177e4SLinus Torvaldsconfig LCD_DEVICE 411da177e4SLinus Torvalds bool 421da177e4SLinus Torvalds depends on LCD_CLASS_DEVICE 431da177e4SLinus Torvalds default y 441da177e4SLinus Torvalds 451da177e4SLinus Torvaldsconfig BACKLIGHT_CORGI 461da177e4SLinus Torvalds tristate "Sharp Corgi Backlight Driver (SL-C7xx Series)" 471da177e4SLinus Torvalds depends on BACKLIGHT_DEVICE && PXA_SHARPSL 481da177e4SLinus Torvalds default y 491da177e4SLinus Torvalds help 501da177e4SLinus Torvalds If you have a Sharp Zaurus SL-C7xx, say y to enable the 511da177e4SLinus Torvalds backlight driver. 521da177e4SLinus Torvalds 53*06c6f900SAndriy Skulyshconfig BACKLIGHT_HP680 54*06c6f900SAndriy Skulysh tristate "HP Jornada 680 Backlight Driver" 55*06c6f900SAndriy Skulysh depends on BACKLIGHT_DEVICE && SH_HP6XX 56*06c6f900SAndriy Skulysh default y 57*06c6f900SAndriy Skulysh help 58*06c6f900SAndriy Skulysh If you have a HP Jornada 680, say y to enable the 59*06c6f900SAndriy Skulysh backlight driver. 60*06c6f900SAndriy Skulysh 61