tree ece89cb1b0454dda903960f615cc2cac1f7bebbb
parent 2fecf6db377d3212949353b992d6ddd15b342dc7
author Scott Wood <scottwood@freescale.com> 1348010345 -0500
committer Scott Wood <scottwood@freescale.com> 1353966080 -0600

serial/ns16550: wait for TEMT before initializing

TEMT is set when the transmitter is totally empty and all output has
finished.

This prevents output problems (including a loss of synchronization
observed on p2020 that persisted for quite a while) if SPL has output
still on its way out.

Signed-off-by: Scott Wood <scottwood@freescale.com>
--
v2: fixed typo in subject, and explained what the bit does in the changelog