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-rw-r--r--drivers/serial/serial_pl01x.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/serial/serial_pl01x.c b/drivers/serial/serial_pl01x.c
index 7a064ff..ed581ae 100644
--- a/drivers/serial/serial_pl01x.c
+++ b/drivers/serial/serial_pl01x.c
@@ -194,7 +194,17 @@ int serial_tstc (void)
void serial_setbrg (void)
{
+ struct pl01x_regs *regs = pl01x_get_regs(CONSOLE_PORT);
+
baudrate = gd->baudrate;
+ /*
+ * Flush FIFO and wait for non-busy before changing baudrate to avoid
+ * crap in console
+ */
+ while (!(readl(&regs->fr) & UART_PL01x_FR_TXFE))
+ WATCHDOG_RESET();
+ while (readl(&regs->fr) & UART_PL01x_FR_BUSY)
+ WATCHDOG_RESET();
serial_init();
}