Linux CAN drivers development
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From: "Daniel S. Trevitz" <dan@sstrev.com>
To: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: linux-can@vger.kernel.org,
	Daniel Trevitz <daniel.trevitz@wika.com>,
	Ryan Edwards <ryan.edwards@gmail.com>
Subject: Re: [PATCH 1/1] Termination resistor documentation
Date: Fri, 07 Oct 2022 07:50:28 -0400	[thread overview]
Message-ID: <2073121.tdWV9SEqCh@daniel6430> (raw)
In-Reply-To: <20221007111448.vlgmz7ih7coozwdd@pengutronix.de>

On Friday, October 7, 2022 7:14:48 AM EDT Marc Kleine-Budde wrote:
> On 07.10.2022 06:37:24, Daniel S. Trevitz wrote:
> > On Friday, October 7, 2022 3:41:17 AM EDT Marc Kleine-Budde wrote:
> > > On 06.10.2022 15:27:50, Daniel S. Trevitz wrote:
> > > > Add documentation for how to use and setup the switchable termination
> > > > resistor support for the can-controllers.
> > > > 
> > > > Signed-off-by: Daniel Trevitz <dan@sstrev.com>
> > > > ---
> > > > 
> > > >  Documentation/networking/can.rst | 30 ++++++++++++++++++++++++++++++
> > > >  1 file changed, 30 insertions(+)
> > > > 
> > > > diff --git a/Documentation/networking/can.rst
> > > > b/Documentation/networking/can.rst index ebc822e605f5..bb39cfa4c502
> > > > 100644
> > > > --- a/Documentation/networking/can.rst
> > > > +++ b/Documentation/networking/can.rst
> > > > @@ -1148,6 +1148,36 @@ tuning on deep embedded systems'. The author is
> > > > running a MPC603e>
> > > > 
> > > >  load without any problems ...
> > > > 
> > > > +Switchable Termination Resistors
> > > > +--------------------------------
> > > > +
> > > > +CAN bus requires a specific impedance across the differential pair,
> > > > +typically provided by two 120Ohm resistors on the farthest nodes of
> > > > +the bus. Some CAN controllers support activating / deactivating a
> > > > +termination resistor(s) to provide the correct impedance.::
> > > > +
> > > 
> > > > +  - Query the available resistances:
> > > You need double :: followed by a newline to mark as code.
> > 
> > This whole section is a code block; :: is up three lines.
> 
> Yes, your're right. What about making only the individual commands code?
> 
> Marc
Tested, looks fine as individual blocks; v3 coming in hot.
-Daniel




      reply	other threads:[~2022-10-07 11:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-06 19:27 [PATCH 1/1] Termination resistor documentation Daniel S. Trevitz
2022-10-07  7:41 ` Marc Kleine-Budde
2022-10-07 10:37   ` Daniel S. Trevitz
2022-10-07 11:14     ` Marc Kleine-Budde
2022-10-07 11:50       ` Daniel S. Trevitz [this message]

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