Add SMB support for the MCP61 chipset.
Add SMB support for the MCP61 chipset.

PR:		108830
Submitted by:	Edwin Mons <freebsd at edwinm dot ik dot nu>
Approbed by:	imp (mentor)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase