option compiles in the video uclass and routes all LCD/video access
through this.
+config BACKLIGHT_PWM
+ bool "Generic PWM based Backlight Driver"
+ depends on DM_VIDEO && DM_PWM
+ default y
+ help
+ If you have a LCD backlight adjustable by PWM, say Y to enable
+ this driver.
+ This driver can be use with "simple-panel" and
+ it understands the standard device tree
+ (leds/backlight/pwm-backlight.txt)
+
+config BACKLIGHT_GPIO
+ bool "Generic GPIO based Backlight Driver"
+ depends on DM_VIDEO
+ help
+ If you have a LCD backlight adjustable by GPIO, say Y to enable
+ this driver.
+ This driver can be used with "simple-panel" and
+ it understands the standard device tree
+ (leds/backlight/gpio-backlight.txt)
+
config VIDEO_BPP8
bool "Support 8-bit-per-pixel displays"
depends on DM_VIDEO
this option, such displays will not be supported and console output
will be empty.
+config VIDEO_ANSI
+ bool "Support ANSI escape sequences in video console"
+ depends on DM_VIDEO
+ default y if DM_VIDEO
+ help
+ Enable ANSI escape sequence decoding for a more fully functional
+ console.
+
config CONSOLE_NORMAL
bool "Support a simple text console"
depends on DM_VIDEO
method to select the display's physical size, which would allow
U-Boot to calculate the correct font size.
+config SYS_WHITE_ON_BLACK
+ bool "Display console as white on a black background"
+ default y if ARCH_AT91 || ARCH_EXYNOS || ARCH_ROCKCHIP || TEGRA || X86
+ help
+ Normally the display is black on a white background, Enable this
+ option to invert this, i.e. white on a black background. This can be
+ better in low-light situations or to reduce eye strain in some
+ cases.
+
+config NO_FB_CLEAR
+ bool "Skip framebuffer clear"
+ help
+ If firmware (whatever loads u-boot) has already put a splash image
+ on screen, you might want to preserve it until whatever u-boot
+ loads takes over the screen. This, for example, can be used to
+ keep splash image on screen until grub graphical boot menu starts.
+
source "drivers/video/fonts/Kconfig"
config VIDCONSOLE_AS_LCD
coreboot already. This can in principle be used with any platform
that coreboot supports.
+config VIDEO_EFI
+ bool "Enable EFI framebuffer driver support"
+ depends on EFI_STUB
+ help
+ Turn on this option to enable a framebuffeer driver when U-Boot is
+ loaded as a payload (see README.u-boot_on_efi) by an EFI BIOS where
+ the graphics device is configured by the EFI BIOS already. This can
+ in principle be used with any platform that has an EFI BIOS.
+
config VIDEO_VESA
bool "Enable VESA video driver support"
default n
choice
prompt "framebuffer graphics resolution"
- default FRAMEBUFFER_VESA_MODE_117
+ default FRAMEBUFFER_VESA_MODE_118
depends on FRAMEBUFFER_SET_VESA_MODE
help
This option sets the resolution used for the U-Boot framebuffer (and
The devices provide a simple interface to start up the display,
read display information and enable it.
+config ATMEL_HLCD
+ bool "Enable ATMEL video support using HLCDC"
+ depends on DM_VIDEO
+ help
+ HLCDC supports video output to an attached LCD panel.
+
config VIDEO_BROADWELL_IGD
bool "Enable Intel Broadwell integrated graphics device"
depends on X86
a special tool which configures the VGA ROM, but the graphics
resolution can be selected in U-Boot.
-config VIDEO_ROCKCHIP
- bool "Enable Rockchip video support"
- depends on DM_VIDEO
+config VIDEO_FSL_DCU_FB
+ bool "Enable Freescale Display Control Unit"
+ depends on VIDEO
help
- Rockchip SoCs provide video output capabilities for High-Definition
- Multimedia Interface (HDMI), Low-voltage Differential Signalling
- (LVDS), embedded DisplayPort (eDP) and Display Serial Interface
- (DSI). This driver supports the on-chip video output device, and
- targets the Rockchip RK3288.
+ This enables support for Freescale Display Control Unit (DCU4)
+ module found on Freescale Vybrid and QorIQ family of SoCs.
+
+config VIDEO_FSL_DCU_MAX_FB_SIZE_MB
+ int "Freescale DCU framebuffer size"
+ depends on VIDEO_FSL_DCU_FB
+ default 4194304
+ help
+ Set maximum framebuffer size to be used for Freescale Display
+ Controller Unit (DCU4).
+
+source "drivers/video/rockchip/Kconfig"
config VIDEO_SANDBOX_SDL
bool "Enable sandbox video console using SDL"
console device and can display stdout output. Within U-Boot is is
a normal bitmap display and can display images as well as text.
+source "drivers/video/stm32/Kconfig"
+
config VIDEO_TEGRA20
bool "Enable LCD support on Tegra20"
depends on OF_CONTROL
model. Video drivers typically provide a colour text console and
cursor.
+config VIDEO_IPUV3
+ bool "i.MX IPUv3 Core video support"
+ depends on VIDEO && MX6
+ help
+ This enables framebuffer driver for i.MX processors working
+ on the IPUv3(Image Processing Unit) internal graphic processor.
+
config CFB_CONSOLE
bool "Enable colour frame buffer console"
depends on VIDEO
default console. The serial console can be forced by setting the
environment 'console=serial'.
+config CFB_CONSOLE_ANSI
+ bool "Support ANSI escape sequences"
+ depends on CFB_CONSOLE
+ help
+ This allows the colour buffer frame buffer driver to support
+ a limited number of ANSI escape sequences (cursor control,
+ erase functions and limited graphics rendition control). Normal
+ output from U-Boot will pass through this filter.
+
+config VGA_AS_SINGLE_DEVICE
+ bool "Set the video as an output-only device"
+ depends on CFB_CONSOLE
+ default y
+ help
+ If enable the framebuffer device will be initialized as an
+ output-only device. The Keyboard driver will not be set up. This
+ may be used if you have no keyboard device, or more than one
+ (USB Keyboard, AT Keyboard).
+
+config VIDEO_SW_CURSOR
+ bool "Enable a software cursor"
+ depends on CFB_CONSOLE
+ default y if CFB_CONSOLE
+ help
+ This draws a cursor after the last character. No blinking is
+ provided. This makes it possible to see the current cursor
+ position when entering text on the console. It is recommended to
+ enable this.
+
+config CONSOLE_EXTRA_INFO
+ bool "Display additional board information"
+ depends on CFB_CONSOLE
+ help
+ Display additional board information strings that normally go to
+ the serial port. When this option is enabled, a board-specific
+ function video_get_info_str() is called to get the string for
+ each line of the display. The function should return the string,
+ which can be empty if there is nothing to display for that line.
+
+config CONSOLE_SCROLL_LINES
+ int "Number of lines to scroll the console by"
+ depends on CFB_CONSOLE || DM_VIDEO || LCD
+ default 1
+ help
+ When the console need to be scrolled, this is the number of
+ lines to scroll by. It defaults to 1. Increasing this makes the
+ console jump but can help speed up operation when scrolling
+ is slow.
+
+config SYS_CONSOLE_BG_COL
+ hex "Background colour"
+ depends on CFB_CONSOLE
+ default 0x00
+ help
+ Defines the background colour for the console. The value is from
+ 0x00 to 0xff and the meaning depends on the graphics card.
+ Typically, 0x00 means black and 0xff means white. Do not set
+ the background and foreground to the same colour or you will see
+ nothing.
+
+config SYS_CONSOLE_FG_COL
+ hex "Foreground colour"
+ depends on CFB_CONSOLE
+ default 0xa0
+ help
+ Defines the foreground colour for the console. The value is from
+ 0x00 to 0xff and the meaning depends on the graphics card.
+ Typically, 0x00 means black and 0xff means white. Do not set
+ the background and foreground to the same colour or you will see
+ nothing.
+
config LCD
bool "Enable legacy LCD support"
help
CONFIG option. See the README for details. Drives which have been
converted to driver model will instead used CONFIG_DM_VIDEO.
+config VIDEO_DW_HDMI
+ bool
+ help
+ Enables the common driver code for the Designware HDMI TX
+ block found in SoCs from various vendors.
+ As this does not provide any functionality by itself (but
+ rather requires a SoC-specific glue driver to call it), it
+ can not be enabled from the configuration menu.
+
+config VIDEO_SIMPLE
+ bool "Simple display driver for preconfigured display"
+ help
+ Enables a simple generic display driver which utilizes the
+ simple-framebuffer devicetree bindings.
+
+ This driver assumes that the display hardware has been initialized
+ before u-boot starts, and u-boot will simply render to the pre-
+ allocated frame buffer surface.
+
+config VIDEO_DT_SIMPLEFB
+ bool "Enable SimpleFB support for passing framebuffer to OS"
+ help
+ Enables the code to pass the framebuffer to the kernel as a
+ simple framebuffer in the device tree.
+ The video output is initialized by U-Boot, and kept by the
+ kernel.
+
endmenu