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Diffstat (limited to 'dts/Bindings/net/can/sun4i_can.txt')
| -rw-r--r-- | dts/Bindings/net/can/sun4i_can.txt | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/dts/Bindings/net/can/sun4i_can.txt b/dts/Bindings/net/can/sun4i_can.txt new file mode 100644 index 0000000000..84ed1909df --- /dev/null +++ b/dts/Bindings/net/can/sun4i_can.txt @@ -0,0 +1,36 @@ +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"; + }; |