After the pma_init signal is deasserted, both
tx_reset_pb and rx_reset_pb can be deasserted at
the same time. For proper functioning of the link, it is recommended that the data
transmission must begin only after partner rx_channel_up is seen to
avoid loss of data.
Figure 1. Aurora 64B/66B Simplex TX and RX Power On Sequence
For normal operation, follow the Aurora 64B/66B simplex normal operation reset sequence.