| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | |
| 7 | title: MDIO on GPIOs |
| 8 | |
| 9 | maintainers: |
| 10 | - Andrew Lunn <andrew@lunn.ch> |
| 11 | - Heiner Kallweit <hkallweit1@gmail.com> |
| 12 | - Russell King <linux@armlinux.org.uk> |
| 13 | |
| 14 | allOf: |
| 15 | - $ref: mdio.yaml# |
| 16 | |
| 17 | properties: |
| 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 | items: |
| 32 | - description: MDC |
| 33 | - description: MDIO |
| 34 | - description: MDO |
| 35 | |
| 36 | # Note: Each gpio-mdio bus should have an alias correctly numbered in "aliases" |
| 37 | # node. |
| 38 | additionalProperties: |
| 39 | type: object |
| 40 | |
| 41 | examples: |
| 42 | - | |
| 43 | aliases { |
| 44 | mdio-gpio0 = &mdio0; |
| 45 | }; |
| 46 | |
| 47 | mdio0: mdio { |
| 48 | compatible = "virtual,mdio-gpio"; |
| 49 | #address-cells = <1>; |
| 50 | #size-cells = <0>; |
| 51 | gpios = <&qe_pio_a 11>, |
| 52 | <&qe_pio_c 6>; |
| 53 | ethphy0: ethernet-phy@0 { |
| 54 | reg = <0>; |
| 55 | }; |
| 56 | }; |
| 57 | ... |