117 lines
2.5 KiB
YAML
117 lines
2.5 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/net/can/bosch,c_can.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Bosch C_CAN/D_CAN controller Device Tree Bindings
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description: Bosch C_CAN/D_CAN controller for CAN bus
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maintainers:
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- Dario Binacchi <dariobin@libero.it>
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allOf:
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- $ref: can-controller.yaml#
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properties:
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compatible:
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oneOf:
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- enum:
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- bosch,c_can
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- bosch,d_can
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- ti,dra7-d_can
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- ti,am3352-d_can
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- items:
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- enum:
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- ti,am4372-d_can
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- const: ti,am3352-d_can
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reg:
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maxItems: 1
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interrupts:
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minItems: 1
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maxItems: 4
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power-domains:
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description: |
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Should contain a phandle to a PM domain provider node and an args
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specifier containing the DCAN device id value. It's mandatory for
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Keystone 2 66AK2G SoCs only.
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maxItems: 1
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clocks:
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description: |
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CAN functional clock phandle.
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maxItems: 1
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clock-names:
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maxItems: 1
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syscon-raminit:
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description: |
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Handle to system control region that contains the RAMINIT register,
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register offset to the RAMINIT register and the CAN instance number (0
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offset).
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$ref: /schemas/types.yaml#/definitions/phandle-array
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items:
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- items:
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- description: The phandle to the system control region.
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- description: The register offset.
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- description: The CAN instance number.
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resets:
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maxItems: 1
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required:
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- compatible
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- reg
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- interrupts
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- clocks
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if:
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properties:
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compatible:
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contains:
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enum:
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- bosch,d_can
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then:
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properties:
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interrupts:
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items:
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- description: Error and status IRQ
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- description: Message object IRQ
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- description: RAM ECC correctable error IRQ
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- description: RAM ECC non-correctable error IRQ
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else:
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properties:
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interrupts:
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items:
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- description: Error and status IRQ
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/reset/altr,rst-mgr.h>
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can@ffc00000 {
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compatible = "bosch,d_can";
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reg = <0xffc00000 0x1000>;
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interrupts = <0 131 4>, <0 132 4>, <0 133 4>, <0 134 4>;
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clocks = <&can0_clk>;
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resets = <&rst CAN0_RESET>;
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};
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- |
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can@0 {
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compatible = "ti,am3352-d_can";
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reg = <0x0 0x2000>;
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clocks = <&dcan1_fck>;
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clock-names = "fck";
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syscon-raminit = <&scm_conf 0x644 1>;
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interrupts = <55>;
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};
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