Splitted the tx_timestamp signal in two clock domains; refclk for phys output, sysclk for lm32

2 jobs from peter_clbv2_3_4 in 2 minutes and 1 second (queued for 13 seconds)
Status Job ID Name Coverage
  Wrpc Compile
failed #997
job_wrpc_compile

02:01

 
  Wrpc Syn
skipped #998
job_wrpc_spec