[PATCH 25/38] dt-bindings: can: mcp251x: document GPIO support
From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: 2020-09-21 13:46:39
Also in:
linux-can
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
The next patch adds gpio controller support to the mcp251x driver. This patch updates the binding accordingly. Cc: Timo Schlüßler <redacted> Link: https://lore.kernel.org/r/20200915223527.1417033-26-mkl@pengutronix.de (local) Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> --- .../devicetree/bindings/net/can/microchip,mcp251x.txt | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/can/microchip,mcp251x.txt b/Documentation/devicetree/bindings/net/can/microchip,mcp251x.txt
index e689506ac38d..381f8fb3e865 100644
--- a/Documentation/devicetree/bindings/net/can/microchip,mcp251x.txt
+++ b/Documentation/devicetree/bindings/net/can/microchip,mcp251x.txt@@ -12,6 +12,9 @@ Required properties: Optional properties: - vdd-supply: Regulator that powers the CAN controller. - xceiver-supply: Regulator that powers the CAN transceiver. + - gpio-controller: Indicates this device is a GPIO controller. + - #gpio-cells: Should be two. The first cell is the pin number and + the second cell is used to specify the gpio polarity. Example: can0: can@1 {
@@ -22,4 +25,6 @@ Example: interrupts = <13 IRQ_TYPE_LEVEL_LOW>; vdd-supply = <®5v0>; xceiver-supply = <®5v0>; + gpio-controller; + #gpio-cells = <2>; };
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2.28.0