[3/4] tty: serial: samsung: Increase maximum baudrate

Message ID 20181214112325.9551-4-m.szyprowski@samsung.com
State New
Headers show
Series
  • TM2(e): add Bluetooth support
Related show

Commit Message

Marek Szyprowski Dec. 14, 2018, 11:23 a.m.
From: Seung-Woo Kim <sw0312.kim@samsung.com>


This driver can be used to communicate with Bluetooth chip in high-speed
UART mode, so increase the maximum baudrate to 3Mbps.

Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>

[mszyprow: rephrased commit message]
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>

---
 drivers/tty/serial/samsung.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.17.1

Patch

diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 2a49b6d876b8..9fc3559f80d9 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -1287,7 +1287,7 @@  static void s3c24xx_serial_set_termios(struct uart_port *port,
 	 * Ask the core to calculate the divisor for us.
 	 */
 
-	baud = uart_get_baud_rate(port, termios, old, 0, 115200*8);
+	baud = uart_get_baud_rate(port, termios, old, 0, 3000000);
 	quot = s3c24xx_serial_getclk(ourport, baud, &clk, &clk_sel);
 	if (baud == 38400 && (port->flags & UPF_SPD_MASK) == UPF_SPD_CUST)
 		quot = port->custom_divisor;