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From: Lukas Wunner <lukas@wunner.de>
To: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>,
	"open list:SERIAL DRIVERS" <linux-serial@vger.kernel.org>,
	Jiri Slaby <jirislaby@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Johan Hovold <johan@kernel.org>,
	Heikki Krogerus <heikki.krogerus@linux.intel.com>,
	Raymond Tan <raymond.tan@intel.com>,
	Heiko Stuebner <heiko@sntech.de>
Subject: Re: [PATCH 1/7] serial: 8250_dwlib: RS485 HW half duplex support
Date: Tue, 8 Mar 2022 13:22:20 +0100	[thread overview]
Message-ID: <20220308122220.GA24694@wunner.de> (raw)
In-Reply-To: <6931d6ad-7520-b585-a8ba-35349e730bb@linux.intel.com>

On Tue, Mar 08, 2022 at 02:16:56PM +0200, Ilpo Järvinen wrote:
> The SoC also has a pin to select between RS485 and RS232. With a combo 
> transceiver, TCR-based heuristic just runs into the same problems as the 
> version-based one did.

I thought this was about detecting whether hardware-assisted DE assertion
may be used (versus software-controlled), not about whether to enable
RS-485 mode.  Right?

Thanks,

Lukas

  reply	other threads:[~2022-03-08 12:22 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-02  9:55 [PATCH 0/7] Add RS485 support to DW UART Ilpo Järvinen
2022-03-02  9:56 ` [PATCH 1/7] serial: 8250_dwlib: RS485 HW half duplex support Ilpo Järvinen
2022-03-06 18:48   ` Lukas Wunner
2022-03-06 22:07     ` Andy Shevchenko
2022-03-07  9:19       ` Ilpo Järvinen
2022-03-07 19:18         ` Lukas Wunner
2022-03-07 19:39           ` Andy Shevchenko
2022-03-08 12:16             ` Ilpo Järvinen
2022-03-08 12:22               ` Lukas Wunner [this message]
2022-03-08 12:59                 ` Ilpo Järvinen
2022-03-08 14:50                   ` Lukas Wunner
2022-03-08 14:53                     ` Andy Shevchenko
2022-03-08 20:30                       ` Lukas Wunner
2022-03-09  9:51                         ` Ilpo Järvinen
2022-03-07 10:54     ` Ilpo Järvinen
2022-03-09  8:52       ` Lukas Wunner
2022-03-09 12:19       ` Ilpo Järvinen
2022-03-09 12:59         ` Lukas Wunner
2022-03-02  9:56 ` [PATCH 2/7] serial: 8250_dwlib: RS485 HW full " Ilpo Järvinen
2022-03-06 18:51   ` Lukas Wunner
2022-03-07  9:22     ` Ilpo Järvinen
2022-03-02  9:56 ` [RFC PATCH 3/7] serial: 8250_dwlib: Implement SW half " Ilpo Järvinen
2022-03-06 19:21   ` Lukas Wunner
2022-03-06 22:13     ` Andy Shevchenko
2022-03-02  9:56 ` [PATCH 4/7] dt_bindings: snps-dw-apb-uart: Add RS485 Ilpo Järvinen
2022-03-02 17:47   ` Rob Herring
2022-03-02  9:56 ` [RFC PATCH 5/7] serial: termbits: ADDRB to indicate 9th bit addressing mode Ilpo Järvinen
2022-03-02  9:56   ` Ilpo Järvinen
2022-03-02  9:56   ` Ilpo Järvinen
     [not found] ` <20220302095606.14818-1-ilpo.jarvinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2022-03-02  9:56   ` [RFC PATCH 6/7] serial: General support for multipoint addresses Ilpo Järvinen
2022-03-02  9:56     ` Ilpo Järvinen
2022-03-02  9:56     ` Ilpo Järvinen
2022-03-06 19:40     ` Lukas Wunner
2022-03-06 19:40       ` Lukas Wunner
2022-03-06 19:40       ` Lukas Wunner
2022-03-07  9:48       ` Ilpo Järvinen
2022-03-07  9:48         ` Ilpo Järvinen
2022-03-07  9:48         ` Ilpo Järvinen
2022-03-09 19:05         ` Lukas Wunner
2022-03-09 19:05           ` Lukas Wunner
2022-03-09 19:05           ` Lukas Wunner
2022-03-10 12:29           ` Ilpo Järvinen
2022-03-10 12:29             ` Ilpo Järvinen
2022-03-10 12:29             ` Ilpo Järvinen
     [not found]           ` <20220309190521.GA9832-JFq808J9C/izQB+pC5nmwQ@public.gmane.org>
2022-03-10 14:09             ` Andy Shevchenko
2022-03-10 14:09               ` Andy Shevchenko
2022-03-10 14:09               ` Andy Shevchenko
2022-03-02  9:56 ` [RFC PATCH 7/7] serial: 8250_dwlib: Support for 9th bit multipoint addressing Ilpo Järvinen

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