# # Backlight & LCD drivers configuration # menuconfig BACKLIGHT_LCD_SUPPORT bool "Backlight & LCD device support" help Enable this to be able to choose the drivers for controlling the backlight and the LCD panel on some platforms, for example on PDAs. # # LCD # config LCD_CLASS_DEVICE tristate "Lowlevel LCD controls" depends on BACKLIGHT_LCD_SUPPORT default m help 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. config LCD_LTV350QV tristate "Samsung LTV350QV LCD Panel" depends on LCD_CLASS_DEVICE && SPI_MASTER default n help If you have a Samsung LTV350QV LCD panel, say y to include a power control driver for it. The panel starts up in power off state, so you need this driver in order to see any output. The LTV350QV panel is present on all ATSTK1000 boards. # # Backlight # config BACKLIGHT_CLASS_DEVICE tristate "Lowlevel Backlight controls" depends on BACKLIGHT_LCD_SUPPORT default m help 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. config BACKLIGHT_ATMEL_LCDC bool "Atmel LCDC Contrast-as-Backlight control" depends on BACKLIGHT_CLASS_DEVICE && FB_ATMEL default y if MACH_SAM9261EK || MACH_SAM9263EK help This provides a backlight control internal to the Atmel LCDC driver. If the LCD "contrast control" on your board is wired so it controls the backlight brightness, select this option to export this as a PWM-based backlight control. If in doubt, it's safe to enable this option; it doesn't kick in unless the board's description says it's wired that way. config BACKLIGHT_CORGI tristate "Generic (aka Sharp Corgi) Backlight Driver" depends on BACKLIGHT_CLASS_DEVICE default n help Say y to enable the generic platform backlight driver previously known as the Corgi backlight driver. If you have a Sharp Zaurus SL-C7xx, SL-Cxx00 or SL-6000x say y. Most users can say n. config BACKLIGHT_LOCOMO tristate "Sharp LOCOMO LCD/Backlight Driver" depends on BACKLIGHT_CLASS_DEVICE && SHARP_LOCOMO default y help If you have a Sharp Zaurus SL-5500 (Collie) or SL-5600 (Poodle) say y to enable the LCD/backlight driver. config BACKLIGHT_HP680 tristate "HP Jornada 680 Backlight Driver" depends on BACKLIGHT_CLASS_DEVICE && SH_HP6XX default y help If you have a HP Jornada 680, say y to enable the backlight driver. config BACKLIGHT_PROGEAR tristate "Frontpath ProGear Backlight Driver" depends on BACKLIGHT_CLASS_DEVICE && PCI && X86 default n help If you have a Frontpath ProGear say Y to enable the backlight driver. config BACKLIGHT_CARILLO_RANCH tristate "Intel Carillo Ranch Backlight Driver" depends on BACKLIGHT_CLASS_DEVICE && LCD_CLASS_DEVICE && PCI && X86 && FB_LE80578 default n help If you have a Intel LE80578 (Carillo Ranch) say Y to enable the backlight driver.