10e051294SThomas Kopp# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 20e051294SThomas Kopp%YAML 1.2 30e051294SThomas Kopp--- 40e051294SThomas Kopp$id: http://devicetree.org/schemas/net/can/microchip,mcp251xfd.yaml# 50e051294SThomas Kopp$schema: http://devicetree.org/meta-schemas/core.yaml# 60e051294SThomas Kopp 70e051294SThomas Kopptitle: 8*62111976SMarc Kleine-Budde Microchip MCP2517FD, MCP2518FD and MCP251863 stand-alone CAN 9*62111976SMarc Kleine-Budde controller device tree bindings 100e051294SThomas Kopp 110e051294SThomas Koppmaintainers: 120e051294SThomas Kopp - Marc Kleine-Budde <mkl@pengutronix.de> 130e051294SThomas Kopp 1466224f66SMarc Kleine-BuddeallOf: 1566224f66SMarc Kleine-Budde - $ref: can-controller.yaml# 1666224f66SMarc Kleine-Budde 170e051294SThomas Koppproperties: 180e051294SThomas Kopp compatible: 190e051294SThomas Kopp oneOf: 20*62111976SMarc Kleine-Budde - enum: 21*62111976SMarc Kleine-Budde - microchip,mcp2517fd 22*62111976SMarc Kleine-Budde - microchip,mcp2518fd 23*62111976SMarc Kleine-Budde - microchip,mcp251xfd 24*62111976SMarc Kleine-Budde - items: 25*62111976SMarc Kleine-Budde - enum: 26*62111976SMarc Kleine-Budde - microchip,mcp251863 270e051294SThomas Kopp - const: microchip,mcp2518fd 280e051294SThomas Kopp reg: 290e051294SThomas Kopp maxItems: 1 300e051294SThomas Kopp 310e051294SThomas Kopp interrupts: 320e051294SThomas Kopp maxItems: 1 330e051294SThomas Kopp 340e051294SThomas Kopp clocks: 350e051294SThomas Kopp maxItems: 1 360e051294SThomas Kopp 370e051294SThomas Kopp vdd-supply: 380e051294SThomas Kopp description: Regulator that powers the CAN controller. 390e051294SThomas Kopp 400e051294SThomas Kopp xceiver-supply: 410e051294SThomas Kopp description: Regulator that powers the CAN transceiver. 420e051294SThomas Kopp 430e051294SThomas Kopp microchip,rx-int-gpios: 440e051294SThomas Kopp description: 450e051294SThomas Kopp GPIO phandle of GPIO connected to to INT1 pin of the MCP251XFD, which 460e051294SThomas Kopp signals a pending RX interrupt. 470e051294SThomas Kopp maxItems: 1 480e051294SThomas Kopp 490e051294SThomas Kopp spi-max-frequency: 500e051294SThomas Kopp description: 510e051294SThomas Kopp Must be half or less of "clocks" frequency. 520e051294SThomas Kopp maximum: 20000000 530e051294SThomas Kopp 540e051294SThomas Kopprequired: 550e051294SThomas Kopp - compatible 560e051294SThomas Kopp - reg 570e051294SThomas Kopp - interrupts 580e051294SThomas Kopp - clocks 590e051294SThomas Kopp 600e051294SThomas KoppadditionalProperties: false 610e051294SThomas Kopp 620e051294SThomas Koppexamples: 630e051294SThomas Kopp - | 640e051294SThomas Kopp #include <dt-bindings/gpio/gpio.h> 650e051294SThomas Kopp #include <dt-bindings/interrupt-controller/irq.h> 660e051294SThomas Kopp 670e051294SThomas Kopp spi0 { 680e051294SThomas Kopp #address-cells = <1>; 690e051294SThomas Kopp #size-cells = <0>; 700e051294SThomas Kopp 710e051294SThomas Kopp can@0 { 720e051294SThomas Kopp compatible = "microchip,mcp251xfd"; 730e051294SThomas Kopp reg = <0>; 740e051294SThomas Kopp clocks = <&can0_osc>; 750e051294SThomas Kopp pinctrl-names = "default"; 760e051294SThomas Kopp pinctrl-0 = <&can0_pins>; 770e051294SThomas Kopp spi-max-frequency = <20000000>; 780e051294SThomas Kopp interrupts-extended = <&gpio 13 IRQ_TYPE_LEVEL_LOW>; 790e051294SThomas Kopp microchip,rx-int-gpios = <&gpio 27 GPIO_ACTIVE_LOW>; 800e051294SThomas Kopp vdd-supply = <®5v0>; 810e051294SThomas Kopp xceiver-supply = <®5v0>; 820e051294SThomas Kopp }; 830e051294SThomas Kopp }; 84