serial/imx: fix custom-baudrate handling
It was not possible to set custom-baudrates like 62500.
Signed-off-by: Hubert Feurstein <h.feurstein@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 5bce536..79d1943 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -1028,6 +1028,11 @@
*/
div = 1;
} else {
+ /* custom-baudrate handling */
+ div = sport->port.uartclk / (baud * 16);
+ if (baud == 38400 && quot != div)
+ baud = sport->port.uartclk / (quot * 16);
+
div = sport->port.uartclk / (baud * 16);
if (div > 7)
div = 7;