I just got an Opteron board (http://www.rioworks.com/HDAMB.htm) which uses the NS PC87366 for its sensors. Running sensors-detect finds it on the ISA bus, and told me to ask for the driver, so here I go ;-) I am running kernel 2.6.5 with Fedora Core 2 test 2 and lm_sensors 2.8.6