LPC32XX matrix key scanner support

modulename: lpc32xx-keys.ko

configname: CONFIG_KEYBOARD_LPC32XX

Linux Kernel Configuration
└─>Device Drivers
└─>Input device support
└─>Keyboards
└─>LPC32XX matrix key scanner support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Say Y here if you want to use NXP LPC32XX SoC key scanner interface,
connected to a key matrix.

To compile this driver as a module, choose M here: the
module will be called lpc32xx-keys.

source code: