Messages in this thread Patch in this message |  | | From | Sherry Sun <> | Subject | [PATCH 2/3] tty: serial: fsl_lpuart: disable the break condition when shutdown the uart port | Date | Wed, 14 Dec 2022 11:11:36 +0800 |
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Need to disable the break condition for lpuart driver when closing the uart port like other uart drivers do.
Signed-off-by: Sherry Sun <sherry.sun@nxp.com> --- drivers/tty/serial/fsl_lpuart.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index f487d3d2effe..584b26e0b947 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -1839,10 +1839,10 @@ static void lpuart32_shutdown(struct uart_port *port) temp &= ~(UARTBAUD_TDMAE | UARTBAUD_RDMAE); lpuart32_write(port, temp, UARTBAUD); - /* disable Rx/Tx and interrupts */ + /* disable Rx/Tx and interrupts and break condition */ temp = lpuart32_read(port, UARTCTRL); temp &= ~(UARTCTRL_TE | UARTCTRL_RE | UARTCTRL_ILIE | - UARTCTRL_TIE | UARTCTRL_TCIE | UARTCTRL_RIE); + UARTCTRL_TIE | UARTCTRL_TCIE | UARTCTRL_RIE | UARTCTRL_SBK); lpuart32_write(port, temp, UARTCTRL); spin_unlock_irqrestore(&port->lock, flags); -- 2.17.1
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