Hallo Stefan, On Mon, Apr 16, 2018 at 06:12:41PM +0200, Stefan Agner wrote: > On 16.04.2018 15:42, Uwe Kleine-König wrote: > > Adding a respective check in the driver would be nice though. > > Hm, yes agreed. Where would that check go? In probe? Then I guess it > only would warn when using device tree properties...? look at the code between the calls to uart_get_rs485_mode() and imx_uart_rs485_config(). Something like that would be needed and imx_uart_rs485_config must adapt the flags accordingly. Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ | -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html