diff options
Diffstat (limited to 'drivers/tty/serial/imx.c')
| -rw-r--r-- | drivers/tty/serial/imx.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index d9a73c7683ea..47b6156f5b2c 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1644,7 +1644,7 @@ imx_uart_set_termios(struct uart_port *port, struct ktermios *termios, uart_update_timeout(port, termios->c_cflag, baud); /* - * disable interrupts and drain transmitter + * disable interrupts */ old_ucr1 = imx_uart_readl(sport, UCR1); imx_uart_writel(sport, @@ -1652,9 +1652,6 @@ imx_uart_set_termios(struct uart_port *port, struct ktermios *termios, UCR1); imx_uart_writel(sport, old_ucr2 & ~UCR2_ATEN, UCR2); - while (!(imx_uart_readl(sport, USR2) & USR2_TXDC)) - barrier(); - /* then, disable everything */ imx_uart_writel(sport, old_ucr2 & ~(UCR2_TXEN | UCR2_RXEN | UCR2_ATEN), UCR2); |