[PATCH v8 1/3] can: Allwinner A10/A20 CAN Controller support - Devicetree bindings

[Gerhard Bertelsmann]

Devicetree bindings for Allwinner A10/A20 CAN

Signed-off-by: Gerhard Bertelsmann <info@xxxxxxxxxxxxxxxxxxxxxx>
---

 .../devicetree/bindings/net/can/sun4i_can.txt      |  38 +
 1 files changed, 389 insertions(+)


diff --git a/Documentation/devicetree/bindings/net/can/sun4i_can.txt b/Documentation/devicetree/bindings/net/can/sun4i_can.txt
new file mode 100644
index 0000000..cd0f50c
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/can/sun4i_can.txt
@@ -0,0 +1,38 @@
+Allwinner A10/A20 CAN controller Device Tree Bindings
+-----------------------------------------------------
+
+Required properties:
+- compatible: "allwinner,sun4i-a10-can"
+- reg: physical base address and size of the Allwinner A10/A20 CAN register map.
+- interrupts: interrupt specifier for the sole interrupt.
+- clock: phandle and clock specifier.
+
+
+Example
+-------
+
+SoC common .dtsi file:
+
+	can0_pins_a: can0@0 {
+		allwinner,pins = "PH20","PH21";
+		allwinner,function = "can";
+		allwinner,drive = <0>;
+		allwinner,pull = <0>;
+	};
+...
+	can0: can@01c2bc00 {
+		compatible = "allwinner,sun4i-a10-can";
+		reg = <0x01c2bc00 0x400>;
+		interrupts = <0 26 4>;
+		clocks = <&apb1_gates 4>;
+		status = "disabled";
+	};
+
+Board specific .dts file:
+
+	can0: can@01c2bc00 {
+		pinctrl-names = "default";
+		pinctrl-0 = <&can0_pins_a>;
+		status = "okay";
+	};
+
--
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