HD44780 Character LCD support

modulename: hd44780.ko

configname: CONFIG_HD44780

Linux Kernel Configuration
└─>Device Drivers
└─>Auxiliary Display support
└─>GPIO Support
└─>HD44780 Character LCD support
In linux kernel since version 3.10 (release Date: 2013-06-30)  
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
kernel and started at boot.
If you don't understand what all this is about, say N.

source code:
selects
CONFIG_CHARLCD

depends
CONFIG_AUXDISPLAY
CONFIG_COMPILE_TEST or CONFIG_GPIOLIB