Re: [PATCH 0/2] serial: add rs485-mux-gpio dt binding and support
From: Andy Shevchenko
Date: Wed Nov 22 2023 - 09:57:39 EST
On Mon, Nov 20, 2023 at 04:10:53PM +0100, Rasmus Villemoes wrote:
> Some boards are wired so that they support both rs232 and rs485, with
> a gpio controlling a mux connecting the SOC's pins to the appropriate
> external circuitry. Instead of requiring the application to know about
> such details and handle the gpio appropriately, allow it to be
> described in device tree and let the serial core code handle it if
> present.
>
> Tested on a board based on imx8mp.
Why mux framework is not (may not) used?
--
With Best Regards,
Andy Shevchenko