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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 
 kernel/Documentation/devicetree/bindings/net/can/microchip,mcp251x.txt
....@@ -12,6 +12,9 @@
1212 Optional properties:
1313  - vdd-supply: Regulator that powers the CAN controller.
1414  - xceiver-supply: Regulator that powers the CAN transceiver.
15
+ - gpio-controller: Indicates this device is a GPIO controller.
16
+ - #gpio-cells: Should be two. The first cell is the pin number and
17
+                the second cell is used to specify the gpio polarity.
1518 
1619 Example:
1720 	can0: can@1 {
....@@ -19,7 +22,9 @@
1922 		reg = <1>;
2023 		clocks = <&clk24m>;
2124 		interrupt-parent = <&gpio4>;
22
-		interrupts = <13 0x2>;
25
+		interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
2326 		vdd-supply = <&reg5v0>;
2427 		xceiver-supply = <&reg5v0>;
28
+		gpio-controller;
29
+		#gpio-cells = <2>;
2530 	};