serial: qcom-geni: Add support for 8 Mbps baud rate

Current GENI UART driver supports Max Baud rate up to 4 Mbps.
Add support to increase maximum baud rate to 8 Mbps.

Signed-off-by: Jyothi Kumar Seerapu <quic_jseerapu@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250523103721.5042-1-quic_jseerapu@quicinc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 0293b6210aa67678b7b688fc64b82cd30a27600e..8ba6df8abd4d91969bd7394dc710b1b50cd78d43 100644 (file)
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -1303,7 +1303,7 @@ static void qcom_geni_serial_set_termios(struct uart_port *uport,
        unsigned long timeout;
 
        /* baud rate */
-       baud = uart_get_baud_rate(uport, termios, old, 300, 4000000);
+       baud = uart_get_baud_rate(uport, termios, old, 300, 8000000);
 
        sampling_rate = UART_OVERSAMPLING;
        /* Sampling rate is halved for IP versions >= 2.5 */