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From:   Oleksij Rempel <o.rempel@pengutronix.de>
To:     Wolfgang Grandegger <wg@grandegger.com>,
        Marc Kleine-Budde <mkl@pengutronix.de>,
        "David S. Miller" <davem@davemloft.net>,
        Jakub Kicinski <kuba@kernel.org>,
        Rob Herring <robh+dt@kernel.org>
Cc:     Oleksij Rempel <o.rempel@pengutronix.de>,
        linux-can@vger.kernel.org, netdev@vger.kernel.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        kernel@pengutronix.de, David Jander <david@protonic.nl>
Subject: [PATCH v2 1/3] dt-bindings: can-controller: add support for termination-gpios
Date:   Tue, 17 Aug 2021 06:13:04 +0200
Message-Id: <20210817041306.25185-2-o.rempel@pengutronix.de>
In-Reply-To: <20210817041306.25185-1-o.rempel@pengutronix.de>
References: <20210817041306.25185-1-o.rempel@pengutronix.de>
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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..298ce69a8208 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.
+
+  termination-ohms:
+    description: The resistance value of the CAN bus termination resistor.
+    $ref: /schemas/types.yaml#/definitions/uint16-array
+    minimum: 1
+    maximum: 65535
+
 additionalProperties: true
 
 ...
-- 
2.30.2