linux-kernel - Re: [PATCH 1/7] serial: 8250_dwlib: RS485 HW half duplex support

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Message-ID: <CAHp75Vfd-bi3s=JnNTyov4C7prNhwuWHWsUC6n9pM_E+d4picg@mail.gmail.com>
Date:   Tue, 8 Mar 2022 16:53:56 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Lukas Wunner <lukas@...ner.de>
Cc:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
        "open list:SERIAL DRIVERS" <linux-serial@...r.kernel.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Johan Hovold <johan@...nel.org>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Raymond Tan <raymond.tan@...el.com>,
        Heiko Stuebner <heiko@...ech.de>
Subject: Re: [PATCH 1/7] serial: 8250_dwlib: RS485 HW half duplex support

On Tue, Mar 8, 2022 at 4:50 PM Lukas Wunner <lukas@...ner.de> wrote:
> On Tue, Mar 08, 2022 at 02:59:59PM +0200, Ilpo Järvinen wrote:

...

> Of course, if hardware-assisted DE assertion requires a particular pinmux
> state, we could double-check whether that pinmux state is set.

I'm wondering how to achieve this.

-- 
With Best Regards,
Andy Shevchenko