From: Rob Herring <robh@kernel.org>
To: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
Cc: "Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Rob Herring" <robh+dt@kernel.org>,
"Heikki Krogerus" <heikki.krogerus@linux.intel.com>,
"Greg KH" <gregkh@linuxfoundation.org>,
"Johan Hovold" <johan@kernel.org>,
heiko@sntech.de, "Jiri Slaby" <jirislaby@kernel.org>,
linux-serial@vger.kernel.org, devicetree@vger.kernel.org,
"Lukas Wunner" <lukas@wunner.de>,
giulio.benetti@micronovasrl.com,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Subject: Re: [PATCH v2 05/12] dt_bindings: rs485: Add receiver enable polarity
Date: Wed, 6 Apr 2022 12:54:52 -0500 [thread overview]
Message-ID: <Yk3T7CBSi72Ce6j0@robh.at.kernel.org> (raw)
In-Reply-To: <20220404082912.6885-6-ilpo.jarvinen@linux.intel.com>
On Mon, 04 Apr 2022 11:29:05 +0300, Ilpo Järvinen wrote:
> Add polarity property for receiver enable. Some UARTs have
> separate enable pins for tx (RTS or DE) and rx (RE). As most
> RS485 transceivers have !RE pin, the default is active low in
> contrast to rs485-rts-active-low that defaults to active high.
>
> Cc: Rob Herring <robh+dt@kernel.org>
> Cc: devicetree@vger.kernel.org
> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
> ---
> Documentation/devicetree/bindings/serial/rs485.yaml | 5 +++++
> 1 file changed, 5 insertions(+)
>
Reviewed-by: Rob Herring <robh@kernel.org>
prev parent reply other threads:[~2022-04-06 19:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220404082912.6885-1-ilpo.jarvinen@linux.intel.com>
2022-04-04 8:29 ` [PATCH v2 05/12] dt_bindings: rs485: Add receiver enable polarity Ilpo Järvinen
2022-04-06 17:54 ` Rob Herring [this message]
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