TI OMAP4 keypad support

modulename: omap4-keypad.ko

configname: CONFIG_KEYBOARD_OMAP4

Linux Kernel Configuration
└─>Device Drivers
└─>Input device support
└─>Keyboards
└─>TI OMAP4 keypad support
In linux kernel since version 2.6.37 (release Date: 2011-01-04)  
Say Y here if you want to use the OMAP4 keypad.

To compile this driver as a module, choose M here: the
module will be called omap4-keypad.

source code:
drivers/input/keyboard/omap4-keypad.c