Scott Wood wrote:
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. I'm not sure why this is only now beginning to happen, though.
The subject line says "TENT", but the macro says "TEMT".
Also, it would be nice to see a description of this bit somewhere.
Signed-off-by: Scott Wood scottwood@freescale.com
drivers/serial/ns16550.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index 0c23955..66201b6 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -36,6 +36,9 @@
void NS16550_init(NS16550_t com_port, int baud_divisor) {
- while (!(serial_in(&com_port->lsr) & UART_LSR_TEMT))
;- serial_out(CONFIG_SYS_NS16550_IER, &com_port->ier);
#if (defined(CONFIG_OMAP) && !defined(CONFIG_OMAP3_ZOOM2)) || \ defined(CONFIG_AM33XX)