tree c20d18d41b36261f9e525bdfb5bea7e1a24c66a5
parent 61b4a6ad9f959421b2bf61e6e55bb0713f0db822
author Thomas Tsou <tom@tsou.cc> 1381897878 -0400
committer Thomas Tsou <tom@tsou.cc> 1382116218 -0400

Transceiver52M: Move reference select from compile time to database

Enabling the external reference on UHD devices through the configure
time switch is awkward. Use a database variable "TRX.Reference" with
'0' or '1' value for internal and external references respectively.
Use internal reference is no entry is defined.

Signed-off-by: Thomas Tsou <tom@tsou.cc>