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author | Sebastian Reichel <sebastian.reichel@collabora.co.uk> | 2018-05-24 19:30:23 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-25 17:54:42 +0200 |
commit | 0fdf17878560c6b561bc80a6d18978b1ee6c6c86 (patch) | |
tree | 8695334400f16e165628ad3bda5e6fbbc9f68659 /drivers/tty/serial/imx.c | |
parent | e66003f55d7dda8ded886fa1f6f5f2741242eeb8 (diff) | |
download | linux-stable-0fdf17878560c6b561bc80a6d18978b1ee6c6c86.tar.gz linux-stable-0fdf17878560c6b561bc80a6d18978b1ee6c6c86.tar.bz2 linux-stable-0fdf17878560c6b561bc80a6d18978b1ee6c6c86.zip |
serial: imx: drop CTS/RTS handling from shutdown
According to Documentation/serial/driver the shutdown function should
not disable RTS, so drop it.
Suggested-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/imx.c')
-rw-r--r-- | drivers/tty/serial/imx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 80bed82e0e0e..e146d66bf80c 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1450,7 +1450,7 @@ static void imx_uart_shutdown(struct uart_port *port) spin_lock_irqsave(&sport->port.lock, flags); ucr2 = imx_uart_readl(sport, UCR2); - ucr2 &= ~(UCR2_TXEN | UCR2_CTSC | UCR2_CTS | UCR2_ATEN); + ucr2 &= ~(UCR2_TXEN | UCR2_ATEN); imx_uart_writel(sport, ucr2, UCR2); spin_unlock_irqrestore(&sport->port.lock, flags); |