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dt-bindings: can-controller: add support for termination-gpios

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Some boards provide GPIO controllable termination resistor. Provide
binding to make use of it.

Link: https://lore.kernel.org/r/20210818071232.20585-2-o.rempel@pengutronix.de
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Oleksij Rempel 2021-08-18 09:12:30 +02:00 committed by Marc Kleine-Budde
parent 44afeed73e
commit ef82641d68
1 changed files with 9 additions and 0 deletions
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9
Documentation/devicetree/bindings/net/can/can-controller.yaml
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@ -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
...