1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/net/mdio-gpio.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: MDIO on GPIOs 8 9maintainers: 10 - Andrew Lunn <andrew@lunn.ch> 11 - Heiner Kallweit <hkallweit1@gmail.com> 12 - Russell King <linux@armlinux.org.uk> 13 14allOf: 15 - $ref: "mdio.yaml#" 16 17properties: 18 compatible: 19 enum: 20 - virtual,mdio-gpio 21 - microchip,mdio-smi0 22 23 "#address-cells": 24 const: 1 25 26 "#size-cells": 27 const: 0 28 29 gpios: 30 minItems: 2 31 maxItems: 3 32 items: 33 - description: MDC 34 - description: MDIO 35 - description: MDO 36 37#Note: Each gpio-mdio bus should have an alias correctly numbered in "aliases" 38#node. 39additionalProperties: 40 type: object 41 42examples: 43 - | 44 aliases { 45 mdio-gpio0 = &mdio0; 46 }; 47 48 mdio0: mdio { 49 compatible = "virtual,mdio-gpio"; 50 #address-cells = <1>; 51 #size-cells = <0>; 52 gpios = <&qe_pio_a 11>, 53 <&qe_pio_c 6>; 54 ethphy0: ethernet-phy@0 { 55 reg = <0>; 56 }; 57 }; 58... 59