1# 2# Backlight & LCD drivers configuration 3# 4 5menuconfig BACKLIGHT_LCD_SUPPORT 6 bool "Backlight & LCD device support" 7 help 8 Enable this to be able to choose the drivers for controlling the 9 backlight and the LCD panel on some platforms, for example on PDAs. 10 11# 12# LCD 13# 14config LCD_CLASS_DEVICE 15 tristate "Lowlevel LCD controls" 16 depends on BACKLIGHT_LCD_SUPPORT 17 default m 18 help 19 This framework adds support for low-level control of LCD. 20 Some framebuffer devices connect to platform-specific LCD modules 21 in order to have a platform-specific way to control the flat panel 22 (contrast and applying power to the LCD (not to the backlight!)). 23 24 To have support for your specific LCD panel you will have to 25 select the proper drivers which depend on this option. 26 27config LCD_LTV350QV 28 tristate "Samsung LTV350QV LCD Panel" 29 depends on LCD_CLASS_DEVICE && SPI_MASTER 30 default n 31 help 32 If you have a Samsung LTV350QV LCD panel, say y to include a 33 power control driver for it. The panel starts up in power 34 off state, so you need this driver in order to see any 35 output. 36 37 The LTV350QV panel is present on all ATSTK1000 boards. 38 39config LCD_ILI9320 40 tristate 41 depends on LCD_CLASS_DEVICE && BACKLIGHT_LCD_SUPPORT 42 default n 43 help 44 If you have a panel based on the ILI9320 controller chip 45 then say y to include a power driver for it. 46 47config LCD_VGG2432A4 48 tristate "VGG2432A4 LCM device support" 49 depends on BACKLIGHT_LCD_SUPPORT && LCD_CLASS_DEVICE && SPI_MASTER 50 select LCD_ILI9320 51 default n 52 help 53 If you have a VGG2432A4 panel based on the ILI9320 controller chip 54 then say y to include a power driver for it. 55 56config LCD_PLATFORM 57 tristate "Platform LCD controls" 58 depends on LCD_CLASS_DEVICE 59 help 60 This driver provides a platform-device registered LCD power 61 control interface. 62 63# 64# Backlight 65# 66config BACKLIGHT_CLASS_DEVICE 67 tristate "Lowlevel Backlight controls" 68 depends on BACKLIGHT_LCD_SUPPORT 69 default m 70 help 71 This framework adds support for low-level control of the LCD 72 backlight. This includes support for brightness and power. 73 74 To have support for your specific LCD panel you will have to 75 select the proper drivers which depend on this option. 76 77config BACKLIGHT_ATMEL_LCDC 78 bool "Atmel LCDC Contrast-as-Backlight control" 79 depends on BACKLIGHT_CLASS_DEVICE && FB_ATMEL 80 default y if MACH_SAM9261EK || MACH_SAM9263EK 81 help 82 This provides a backlight control internal to the Atmel LCDC 83 driver. If the LCD "contrast control" on your board is wired 84 so it controls the backlight brightness, select this option to 85 export this as a PWM-based backlight control. 86 87 If in doubt, it's safe to enable this option; it doesn't kick 88 in unless the board's description says it's wired that way. 89 90config BACKLIGHT_ATMEL_PWM 91 tristate "Atmel PWM backlight control" 92 depends on BACKLIGHT_CLASS_DEVICE && ATMEL_PWM 93 default n 94 help 95 Say Y here if you want to use the PWM peripheral in Atmel AT91 and 96 AVR32 devices. This driver will need additional platform data to know 97 which PWM instance to use and how to configure it. 98 99 To compile this driver as a module, choose M here: the module will be 100 called atmel-pwm-bl. 101 102config BACKLIGHT_CORGI 103 tristate "Generic (aka Sharp Corgi) Backlight Driver" 104 depends on BACKLIGHT_CLASS_DEVICE 105 default n 106 help 107 Say y to enable the generic platform backlight driver previously 108 known as the Corgi backlight driver. If you have a Sharp Zaurus 109 SL-C7xx, SL-Cxx00 or SL-6000x say y. Most users can say n. 110 111config BACKLIGHT_LOCOMO 112 tristate "Sharp LOCOMO LCD/Backlight Driver" 113 depends on BACKLIGHT_CLASS_DEVICE && SHARP_LOCOMO 114 default y 115 help 116 If you have a Sharp Zaurus SL-5500 (Collie) or SL-5600 (Poodle) say y to 117 enable the LCD/backlight driver. 118 119config BACKLIGHT_OMAP1 120 tristate "OMAP1 PWL-based LCD Backlight" 121 depends on BACKLIGHT_CLASS_DEVICE && ARCH_OMAP1 122 default y 123 help 124 This driver controls the LCD backlight level and power for 125 the PWL module of OMAP1 processors. Say Y if your board 126 uses this hardware. 127 128config BACKLIGHT_HP680 129 tristate "HP Jornada 680 Backlight Driver" 130 depends on BACKLIGHT_CLASS_DEVICE && SH_HP6XX 131 default y 132 help 133 If you have a HP Jornada 680, say y to enable the 134 backlight driver. 135 136config BACKLIGHT_PROGEAR 137 tristate "Frontpath ProGear Backlight Driver" 138 depends on BACKLIGHT_CLASS_DEVICE && PCI && X86 139 default n 140 help 141 If you have a Frontpath ProGear say Y to enable the 142 backlight driver. 143 144config BACKLIGHT_CARILLO_RANCH 145 tristate "Intel Carillo Ranch Backlight Driver" 146 depends on BACKLIGHT_CLASS_DEVICE && LCD_CLASS_DEVICE && PCI && X86 && FB_LE80578 147 default n 148 help 149 If you have a Intel LE80578 (Carillo Ranch) say Y to enable the 150 backlight driver. 151 152config BACKLIGHT_PWM 153 tristate "Generic PWM based Backlight Driver" 154 depends on BACKLIGHT_CLASS_DEVICE && HAVE_PWM 155 help 156 If you have a LCD backlight adjustable by PWM, say Y to enable 157 this driver. 158 159config BACKLIGHT_MBP_NVIDIA 160 tristate "MacBook Pro Nvidia Backlight Driver" 161 depends on BACKLIGHT_CLASS_DEVICE && X86 162 default n 163 help 164 If you have an Apple Macbook Pro with Nvidia graphics hardware say Y 165 to enable a driver for its backlight 166 167