Re: [PATCH v3] serial: imx: warn user when using unsupported configuration

2018-04-19 Thread Uwe Kleine-König
Hello Stefan, On Thu, Apr 19, 2018 at 05:39:16PM +0200, Stefan Agner wrote: > When using half-duplex mode (which disables receiver during txing) > the RTS signal cannot be driven low during transmission when using > i.MX UART RTS/CTS control. This seems to be a limitation of the > i.MX UART IP:

Re: [PATCH v3] serial: imx: warn user when using unsupported configuration

2018-04-19 Thread Uwe Kleine-König
Hello Stefan, On Thu, Apr 19, 2018 at 05:39:16PM +0200, Stefan Agner wrote: > When using half-duplex mode (which disables receiver during txing) > the RTS signal cannot be driven low during transmission when using > i.MX UART RTS/CTS control. This seems to be a limitation of the > i.MX UART IP:

[PATCH v3] serial: imx: warn user when using unsupported configuration

2018-04-19 Thread Stefan Agner
When using half-duplex mode (which disables receiver during txing) the RTS signal cannot be driven low during transmission when using i.MX UART RTS/CTS control. 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,

[PATCH v3] serial: imx: warn user when using unsupported configuration

2018-04-19 Thread Stefan Agner
When using half-duplex mode (which disables receiver during txing) the RTS signal cannot be driven low during transmission when using i.MX UART RTS/CTS control. 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,