xref: /openbmc/linux/Documentation/devicetree/bindings/net/can/allwinner,sun4i-a10-can.yaml (revision d0342ceb)

# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/can/allwinner,sun4i-a10-can.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Allwinner A10 CAN Controller Device Tree Bindings

maintainers:
  - Chen-Yu Tsai <wens@csie.org>
  - Maxime Ripard <mripard@kernel.org>

properties:
  compatible:
    oneOf:
      - items:
          - const: allwinner,sun7i-a20-can
          - const: allwinner,sun4i-a10-can
      - const: allwinner,sun4i-a10-can
      - const: allwinner,sun8i-r40-can

  reg:
    maxItems: 1

  interrupts:
    maxItems: 1

  clocks:
    maxItems: 1

  resets:
    maxItems: 1

if:
  properties:
    compatible:
      contains:
        const: allwinner,sun8i-r40-can

then:
  required:
    - resets

required:
  - compatible
  - reg
  - interrupts
  - clocks

additionalProperties: false

examples:
  - |
    #include <dt-bindings/interrupt-controller/arm-gic.h>
    #include <dt-bindings/clock/sun7i-a20-ccu.h>

    can0: can@1c2bc00 {
        compatible = "allwinner,sun7i-a20-can",
                     "allwinner,sun4i-a10-can";
        reg = <0x01c2bc00 0x400>;
        interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
        clocks = <&ccu CLK_APB1_CAN>;
    };
  - |
    #define RST_BUS_CAN		68
    #define CLK_BUS_CAN		91
    can1: can@1c2bc00 {
        compatible = "allwinner,sun8i-r40-can";
        reg = <0x01c2bc00 0x400>;
        interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
        clocks = <&ccu CLK_BUS_CAN>;
        resets = <&ccu RST_BUS_CAN>;
    };

...