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