Hi,
Im not sure about logging specific interfaces..
As far as i know, it is not possible.
You can limit the level of syslog messages sent to the server.
However if you want to have log message generated for a particual Access-list, it is possible.
Have a look at this URL..
http://www.cisco.com/en/US/products/ps6120/products_configuration_guide_chapter09186a0080450bf0.html#wp1061620
Hope this helps..
-VJ