menuconfig AUXDISPLAY
bool "Auxiliary Display support"
- ---help---
+ help
Say Y here to get to see options for auxiliary display drivers.
This option alone does not add any kernel code.
tristate "HD44780 Character LCD support"
depends on GPIOLIB || COMPILE_TEST
select CHARLCD
- ---help---
+ help
Enable support for Character LCDs using a HD44780 controller.
The LCD is accessible through the /dev/lcd char device (10, 156).
This code can either be compiled as a module, or linked into the
tristate "KS0108 LCD Controller"
depends on PARPORT_PC
default n
- ---help---
+ help
If you have a LCD controlled by one or more KS0108
controllers, say Y. You will need also another more specific
driver for your LCD.
hex "Parallel port where the LCD is connected"
depends on KS0108
default 0x378
- ---help---
+ help
The address of the parallel port where the LCD is connected.
The first standard parallel port address is 0x378.
int "Delay between each control writing (microseconds)"
depends on KS0108
default "2"
- ---help---
+ help
Amount of time the ks0108 should wait between each control write
to the parallel port.
select FB_SYS_IMAGEBLIT
select FB_SYS_FOPS
default n
- ---help---
+ help
If you have a Crystalfontz 128x64 2-color LCD, cfag12864b Series,
say Y. You also need the ks0108 LCD Controller driver.
int "Refresh rate (hertz)"
depends on CFAG12864B
default "20"
- ---help---
+ help
Refresh rate of the LCD.
As the LCD is not memory mapped, the driver has to make the work by
tristate "Parallel port LCD/Keypad Panel support"
depends on PARPORT
select CHARLCD
- ---help---
+ help
Say Y here if you have an HD44780 or KS-0074 LCD connected to your
parallel port. This driver also features 4 and 6-key keypads. The LCD
is accessible through the /dev/lcd char device (10, 156), and the
int "Default parallel port number (0=LPT1)"
range 0 255
default "0"
- ---help---
+ help
This is the index of the parallel port the panel is connected to. One
driver instance only supports one parallel port, so if your keypad
and LCD are connected to two separate ports, you have to start two
int "Default panel profile (0-5, 0=custom)"
range 0 5
default "5"
- ---help---
+ help
To ease configuration, the driver supports different configuration
profiles for past and recent wirings. These profiles can also be
used to define an approximative configuration, completed by a few
int "Keypad type (0=none, 1=old 6 keys, 2=new 6 keys, 3=Nexcom 4 keys)"
range 0 3
default 0
- ---help---
+ help
This enables and configures a keypad connected to the parallel port.
The keys will be read from character device 10,185. Valid values are :
int "LCD type (0=none, 1=custom, 2=old //, 3=ks0074, 4=hantronix, 5=Nexcom)"
range 0 5
default 0
- ---help---
+ help
This enables and configures an LCD connected to the parallel port.
The driver includes an interpreter for escape codes starting with
'\e[L' which are specific to the LCD, and a few ANSI codes. The
int "Number of lines on the LCD (1-2)"
range 1 2
default 2
- ---help---
+ help
This is the number of visible character lines on the LCD in custom profile.
It can either be 1 or 2.
int "Number of characters per line on the LCD (1-40)"
range 1 40
default 40
- ---help---
+ help
This is the number of characters per line on the LCD in custom profile.
Common values are 16,20,24,40.
int "Internal LCD line width (1-40, 40 by default)"
range 1 40
default 40
- ---help---
+ help
Most LCDs use a standard controller which supports hardware lines of 40
characters, although sometimes only 16, 20 or 24 of them are really wired
to the terminal. This results in some non-visible but addressable characters,
int "Hardware LCD line width (1-64, 64 by default)"
range 1 64
default 64
- ---help---
+ help
Most LCDs use a single address bit to differentiate line 0 and line 1. Since
some of them need to be able to address 40 chars with the lower bits, they
often use the immediately superior power of 2, which is 64, to address the
int "LCD character set (0=normal, 1=KS0074)"
range 0 1
default 0
- ---help---
+ help
Some controllers such as the KS0074 use a somewhat strange character set
where many symbols are at unusual places. The driver knows how to map
'standard' ASCII characters to the character sets used by these controllers.
int "LCD communication mode (0=parallel 8 bits, 1=serial)"
range 0 1
default 0
- ---help---
+ help
This driver now supports any serial or parallel LCD wired to a parallel
port. But before assigning signals, the driver needs to know if it will
be driving a serial LCD or a parallel one. Serial LCDs only use 2 wires
int "Parallel port pin number & polarity connected to the LCD E signal (-17...17) "
range -17 17
default 14
- ---help---
+ help
This describes the number of the parallel port pin to which the LCD 'E'
signal has been connected. It can be :
int "Parallel port pin number & polarity connected to the LCD RS signal (-17...17) "
range -17 17
default 17
- ---help---
+ help
This describes the number of the parallel port pin to which the LCD 'RS'
signal has been connected. It can be :
int "Parallel port pin number & polarity connected to the LCD RW signal (-17...17) "
range -17 17
default 16
- ---help---
+ help
This describes the number of the parallel port pin to which the LCD 'RW'
signal has been connected. It can be :
int "Parallel port pin number & polarity connected to the LCD SCL signal (-17...17) "
range -17 17
default 1
- ---help---
+ help
This describes the number of the parallel port pin to which the serial
LCD 'SCL' signal has been connected. It can be :
int "Parallel port pin number & polarity connected to the LCD SDA signal (-17...17) "
range -17 17
default 2
- ---help---
+ help
This describes the number of the parallel port pin to which the serial
LCD 'SDA' signal has been connected. It can be :
int "Parallel port pin number & polarity connected to the LCD backlight signal (-17...17) "
range -17 17
default 0
- ---help---
+ help
This describes the number of the parallel port pin to which the LCD 'BL' signal
has been connected. It can be :
bool "Change LCD initialization message ?"
depends on CHARLCD
default "n"
- ---help---
+ help
This allows you to replace the boot message indicating the kernel version
and the driver version with a custom message. This is useful on appliances
where a simple 'Starting system' message can be enough to stop a customer
depends on PANEL_CHANGE_MESSAGE="y"
string "New initialization message"
default ""
- ---help---
+ help
This allows you to replace the boot message indicating the kernel version
and the driver version with a custom message. This is useful on appliances
where a simple 'Starting system' message can be enough to stop a customer
choice
prompt "Backlight initial state"
default CHARLCD_BL_FLASH
- ---help---
+ help
Select the initial backlight state on boot or module load.
Previously, there was no option for this: the backlight flashed
projects / linux-2.6-microblaze.git / blobdiff