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1# SPDX-License-Identifier: GPL-2.02%YAML 1.23---4$id: http://devicetree.org/schemas/net/mdio-mux-multiplexer.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Properties for an MDIO bus multiplexer consumer device8 9maintainers:10 - Andrew Lunn <andrew@lunn.ch>11 12description: |+13 This is a special case of MDIO mux when MDIO mux is defined as a consumer14 of a mux producer device. The mux producer can be of any type like mmio mux15 producer, gpio mux producer or generic register based mux producer.16 17 18allOf:19 - $ref: /schemas/net/mdio-mux.yaml#20 21properties:22 compatible:23 const: mdio-mux-multiplexer24 25 mux-controls:26 maxItems: 127 28required:29 - compatible30 - mux-controls31 32unevaluatedProperties: false33 34examples:35 - |36 mux: mux-controller { // Mux Producer37 compatible = "reg-mux";38 #mux-control-cells = <1>;39 mux-reg-masks = <0x54 0xf8>, /* 0: reg 0x54, bits 7:3 */40 <0x54 0x07>; /* 1: reg 0x54, bits 2:0 */41 };42 43 mdio-mux-1 { // Mux consumer44 compatible = "mdio-mux-multiplexer";45 mux-controls = <&mux 0>;46 mdio-parent-bus = <&emdio1>;47 #address-cells = <1>;48 #size-cells = <0>;49 50 mdio@0 {51 reg = <0x0>;52 #address-cells = <1>;53 #size-cells = <0>;54 };55 56 mdio@8 {57 reg = <0x8>;58 #address-cells = <1>;59 #size-cells = <0>;60 };61 };62 63 mdio-mux-2 { // Mux consumer64 compatible = "mdio-mux-multiplexer";65 mux-controls = <&mux 1>;66 mdio-parent-bus = <&emdio2>;67 #address-cells = <1>;68 #size-cells = <0>;69 70 mdio@0 {71 reg = <0x0>;72 #address-cells = <1>;73 #size-cells = <0>;74 };75 76 mdio@1 {77 reg = <0x1>;78 #address-cells = <1>;79 #size-cells = <0>;80 };81 };82...83