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| author | Alexander Stein <alexander.stein@systec-electronic.com> | 2015-07-09 10:34:34 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-07-23 18:05:00 -0700 |
| commit | e5eb517dd80e4da3055895f8aa3547c2bfd5e675 (patch) | |
| tree | 880b344d4bb2859a5655b38c8d5f53227b2371e0 /drivers/tty/serial/ucc_uart.c | |
| parent | 7e8af24fbe6160c1529ff7fe67bf8b72b73b67e4 (diff) | |
| download | blackbird-obmc-linux-e5eb517dd80e4da3055895f8aa3547c2bfd5e675.tar.gz blackbird-obmc-linux-e5eb517dd80e4da3055895f8aa3547c2bfd5e675.zip | |
serial/uuc_uart: Support higher bitrates than 115200 Bit/s
The maximum bitrate supported depends on the clock rate used in BRG.
This is stored in port.uartclk during probe. Respecting the 16x
oversampling higher bitrates can be supported.
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/ucc_uart.c')
| -rw-r--r-- | drivers/tty/serial/ucc_uart.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/ucc_uart.c b/drivers/tty/serial/ucc_uart.c index 7d2532b23969..73190f5d2832 100644 --- a/drivers/tty/serial/ucc_uart.c +++ b/drivers/tty/serial/ucc_uart.c @@ -950,7 +950,7 @@ static void qe_uart_set_termios(struct uart_port *port, if ((termios->c_cflag & CREAD) == 0) port->read_status_mask &= ~BD_SC_EMPTY; - baud = uart_get_baud_rate(port, termios, old, 0, 115200); + baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk / 16); /* Do we really need a spinlock here? */ spin_lock_irqsave(&port->lock, flags); |
