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Message-Id: <20210819133913.657715-3-mkl@pengutronix.de>
Date: Thu, 19 Aug 2021 15:38:53 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, kuba@...nel.org, linux-can@...r.kernel.org,
kernel@...gutronix.de, Oleksij Rempel <o.rempel@...gutronix.de>,
Rob Herring <robh@...nel.org>,
Marc Kleine-Budde <mkl@...gutronix.de>
Subject: [PATCH net-next 02/22] dt-bindings: can-controller: add support for termination-gpios
From: Oleksij Rempel <o.rempel@...gutronix.de>
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@...gutronix.de>
Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Marc Kleine-Budde <mkl@...gutronix.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
...
--
2.32.0
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