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tty: serial: samsung: Increase maximum baudrate

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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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Seung-Woo Kim 2018-12-14 12:34:09 +01:00 committed by Greg Kroah-Hartman
parent 31e9336457
commit ec18f48bbc
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/samsung.c
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@ -1287,7 +1287,7 @@ static void s3c24xx_serial_set_termios(struct uart_port *port,
* Ask the core to calculate the divisor for us. * 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); quot = s3c24xx_serial_getclk(ourport, baud, &clk, &clk_sel);
if (baud == 38400 && (port->flags & UPF_SPD_MASK) == UPF_SPD_CUST) if (baud == 38400 && (port->flags & UPF_SPD_MASK) == UPF_SPD_CUST)
quot = port->custom_divisor; quot = port->custom_divisor;