Griffin PowerMate and Contour Jog support

modulename: powermate.ko

configname: CONFIG_INPUT_POWERMATE

Linux Kernel Configuration
└─>Device Drivers
└─>Input device support
└─>Miscellaneous devices
└─>Griffin PowerMate and Contour Jog support
In linux kernel since version 2.6.24 (release Date: 2008-01-24)  
Say Y here if you want to use Griffin PowerMate or Contour Jog devices.
These are aluminum dials which can measure clockwise and anticlockwise
rotation. The dial also acts as a pushbutton. The base contains an LED
which can be instructed to pulse or to switch to a particular intensity.

You can download userspace tools from
<http://sowerbutts.com/powermate/>.

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

source code: