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| From | Franklin S Cooper Jr <fcooper@ti.com> |
| Newsgroups | linux.kernel |
| Subject | [PATCH 3/4] can: m_can: Update documentation to mention new fixed transceiver binding |
| Date | Thu, 20 Jul 2017 01:40:02 +0200 |
| Message-ID | <u56Js-7ff-21@gated-at.bofh.it> (permalink) |
| References | <u56Jr-7ff-13@gated-at.bofh.it> |
| X-Original-To | <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>, <netdev@vger.kernel.org>, <linux-can@vger.kernel.org>, <wg@grandegger.com>, <mkl@pengutronix.de>, <robh+dt@kernel.org>, <quentin.schulz@free-electrons.com>, <dev.kurt@vandijck-laurijssen.be>, <andrew@lunn.ch> |
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| X-Original-Cc | Franklin S Cooper Jr <fcooper@ti.com> |
| X-Original-Date | Wed, 19 Jul 2017 18:36:53 -0500 |
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| Xref | csiph.com linux.kernel:1692281 |
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Add information regarding fixed transceiver binding. This is especially
important for MCAN since the IP allows CAN FD mode to run significantly
faster than what most transceivers are capable of.
Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
---
Documentation/devicetree/bindings/net/can/m_can.txt | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/can/m_can.txt b/Documentation/devicetree/bindings/net/can/m_can.txt
index 9e33177..4440e4b 100644
--- a/Documentation/devicetree/bindings/net/can/m_can.txt
+++ b/Documentation/devicetree/bindings/net/can/m_can.txt
@@ -43,6 +43,11 @@ Required properties:
Please refer to 2.4.1 Message RAM Configuration in
Bosch M_CAN user manual for details.
+Optional properties:
+- fixed-transceiver : Fixed-transceiver subnode describing maximum speed
+ that can be used for CAN and/or CAN-FD modes. See
+ Documentation/devicetree/bindings/net/can/fixed-transceiver.txt
+ for details.
Example:
SoC dtsi:
m_can1: can@020e8000 {
@@ -64,4 +69,9 @@ Board dts:
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_m_can1>;
status = "enabled";
+
+ fixed-transceiver@0 {
+ max-arbitration-speed = <1000000>;
+ max-data-speed = <5000000>;
+ };
};
--
2.10.0
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[PATCH 0/4] can: Add new binding to limit bit rate used Franklin S Cooper Jr <fcooper@ti.com> - 2017-07-20 01:40 +0200
[PATCH 3/4] can: m_can: Update documentation to mention new fixed transceiver binding Franklin S Cooper Jr <fcooper@ti.com> - 2017-07-20 01:40 +0200
Re: [PATCH 3/4] can: m_can: Update documentation to mention new fixed transceiver binding Rob Herring <robh@kernel.org> - 2017-07-24 22:00 +0200
[PATCH 1/4] can: dev: Add support for limiting configured bitrate Franklin S Cooper Jr <fcooper@ti.com> - 2017-07-20 01:40 +0200
Re: [PATCH 1/4] can: dev: Add support for limiting configured bitrate Oliver Hartkopp <socketcan@hartkopp.net> - 2017-07-20 09:50 +0200
Re: [PATCH 1/4] can: dev: Add support for limiting configured bitrate Franklin S Cooper Jr <fcooper@ti.com> - 2017-07-20 18:00 +0200
Re: [PATCH 1/4] can: dev: Add support for limiting configured bitrate Kurt Van Dijck <dev.kurt@vandijck-laurijssen.be> - 2017-07-26 22:30 +0200
Re: [PATCH 1/4] can: dev: Add support for limiting configured bitrate Franklin S Cooper Jr <fcooper@ti.com> - 2017-07-27 03:50 +0200
Re: [PATCH 1/4] can: dev: Add support for limiting configured bitrate Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2017-07-20 12:00 +0200
Re: [PATCH 1/4] can: dev: Add support for limiting configured bitrate Franklin S Cooper Jr <fcooper@ti.com> - 2017-07-20 18:10 +0200
[PATCH 4/4] can: m_can: Add call to of_transceiver_is_fixed Franklin S Cooper Jr <fcooper@ti.com> - 2017-07-20 01:40 +0200
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