Re: [PATCH v3 3/4] dt-bindings: can: m_can: Include reference to new fixed transceiver binding

From: Sergei Shtylyov
Date: Thu Aug 03 2017 - 05:20:42 EST


On 8/3/2017 3:51 AM, Franklin S Cooper Jr wrote:

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@xxxxxx>
---
Documentation/devicetree/bindings/net/can/m_can.txt | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/can/m_can.txt b/Documentation/devicetree/bindings/net/can/m_can.txt
index 9e33177..0b62f47 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

Subnode is not a property.

+ that can be used for CAN/CAN-FD modes. See
+ Documentation/devicetree/bindings/net/can/fixed-transceiver.txt
+ for details.
Example:
SoC dtsi:
m_can1: can@020e8000 {
@@ -64,4 +69,8 @@ Board dts:
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_m_can1>;
status = "enabled";
+
+ fixed-transceiver@0 {

Same comments here as in previous patch.

[...]

MBR, Sergei