Hello Stefan,
On Wed, Apr 18, 2018 at 03:32:17PM +0200, Stefan Agner wrote:
> diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
> index 91f3a1a5cb7f..1ba7e98ddc76 100644
> --- a/drivers/tty/serial/imx.c
> +++ b/drivers/tty/serial/imx.c
> @@ -1833,6 +1833,10 @@ static int
Hello Stefan,
On Wed, Apr 18, 2018 at 03:32:17PM +0200, Stefan Agner wrote:
> diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
> index 91f3a1a5cb7f..1ba7e98ddc76 100644
> --- a/drivers/tty/serial/imx.c
> +++ b/drivers/tty/serial/imx.c
> @@ -1833,6 +1833,10 @@ static int
When using half-duplex mode (which disables receiver during txing)
the RTS signal cannot be driven low during transmission. This seems
to be a limitation of the i.MX UART IP: The RTS (CTS_B) signal is
controlled by the receiver. When the receiver is disabled, the
signal stays in UART logic idle
When using half-duplex mode (which disables receiver during txing)
the RTS signal cannot be driven low during transmission. This seems
to be a limitation of the i.MX UART IP: The RTS (CTS_B) signal is
controlled by the receiver. When the receiver is disabled, the
signal stays in UART logic idle
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