blob: 2a98b26630cb1c0a88c0740d813d54ad881b3629 [file] [log] [blame]
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/can/microchip,mcp251xfd.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Microchip MCP2517FD, MCP2518FD and MCP251863 stand-alone CAN controller
maintainers:
- Marc Kleine-Budde <mkl@pengutronix.de>
allOf:
- $ref: can-controller.yaml#
properties:
compatible:
oneOf:
- enum:
- microchip,mcp2517fd
- microchip,mcp2518fd
- microchip,mcp251xfd
- items:
- enum:
- microchip,mcp251863
- const: microchip,mcp2518fd
reg:
maxItems: 1
interrupts:
maxItems: 1
clocks:
maxItems: 1
vdd-supply:
description: Regulator that powers the CAN controller.
xceiver-supply:
description: Regulator that powers the CAN transceiver.
microchip,rx-int-gpios:
description:
GPIO phandle of GPIO connected to to INT1 pin of the MCP251XFD, which
signals a pending RX interrupt.
maxItems: 1
spi-max-frequency:
description:
Must be half or less of "clocks" frequency.
maximum: 20000000
required:
- compatible
- reg
- interrupts
- clocks
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
spi {
#address-cells = <1>;
#size-cells = <0>;
can@0 {
compatible = "microchip,mcp251xfd";
reg = <0>;
clocks = <&can0_osc>;
pinctrl-names = "default";
pinctrl-0 = <&can0_pins>;
spi-max-frequency = <20000000>;
interrupts-extended = <&gpio 13 IRQ_TYPE_LEVEL_LOW>;
microchip,rx-int-gpios = <&gpio 27 GPIO_ACTIVE_LOW>;
vdd-supply = <&reg5v0>;
xceiver-supply = <&reg5v0>;
};
};