MFC r180492
MFC r180492

  More explicitly mention that we support the 2920C with the ahc driver.

  PR:             125535
  Submitted by:   Bob Bishop <rb at gid dot co dot uk>
  MFC after:      3 days

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