[PATCH v3 1/3] dt-bindings: can-controller: add support for termination-gpios
From: Oleksij Rempel <o.rempel@pengutronix.de>
Date: 2021-08-18 07:13:24
Also in:
linux-can, lkml, netdev
Subsystem:
can network drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Marc Kleine-Budde, Vincent Mailhol, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Some boards provide GPIO controllable termination resistor. Provide binding to make use of it. Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> --- .../devicetree/bindings/net/can/can-controller.yaml | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/can/can-controller.yaml b/Documentation/devicetree/bindings/net/can/can-controller.yaml
index 9cf2ae097156..1f0e98051074 100644
--- a/Documentation/devicetree/bindings/net/can/can-controller.yaml
+++ b/Documentation/devicetree/bindings/net/can/can-controller.yaml@@ -13,6 +13,15 @@ properties: $nodename: pattern: "^can(@.*)?$" + termination-gpios: + description: GPIO pin to enable CAN bus termination. + maxItems: 1 + + termination-ohms: + description: The resistance value of the CAN bus termination resistor. + minimum: 1 + maximum: 65535 + additionalProperties: true ...
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2.30.2