LM8323 keypad chip

modulename: lm8323.ko

configname: CONFIG_KEYBOARD_LM8323

Linux Kernel Configuration
└─>Device Drivers
└─>Input device support
└─>LM8323 keypad chip
In linux kernel since version 2.6.31 (release Date: 2009-09-09)  
If you say yes here you get support for the National Semiconductor
LM8323 keypad controller.

To compile this driver as a module, choose M here: the
module will be called lm8323.

source code: