172 lines
3.9 KiB
YAML
172 lines
3.9 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/net/pcs/renesas,rzn1-miic.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Renesas RZ/N1 MII converter
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maintainers:
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- Clément Léger <clement.leger@bootlin.com>
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description: |
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This MII converter is present on the Renesas RZ/N1 SoC family. It is
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responsible to do MII passthrough or convert it to RMII/RGMII.
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properties:
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'#address-cells':
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const: 1
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'#size-cells':
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const: 0
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compatible:
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items:
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- enum:
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- renesas,r9a06g032-miic
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- const: renesas,rzn1-miic
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reg:
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maxItems: 1
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clocks:
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items:
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- description: MII reference clock
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- description: RGMII reference clock
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- description: RMII reference clock
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- description: AHB clock used for the MII converter register interface
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clock-names:
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items:
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- const: mii_ref
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- const: rgmii_ref
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- const: rmii_ref
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- const: hclk
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renesas,miic-switch-portin:
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description: MII Switch PORTIN configuration. This value should use one of
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the values defined in dt-bindings/net/pcs-rzn1-miic.h.
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$ref: /schemas/types.yaml#/definitions/uint32
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enum: [1, 2]
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power-domains:
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maxItems: 1
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patternProperties:
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"^mii-conv@[0-5]$":
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type: object
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description: MII converter port
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properties:
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reg:
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description: MII Converter port number.
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enum: [1, 2, 3, 4, 5]
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renesas,miic-input:
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description: Converter input port configuration. This value should use
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one of the values defined in dt-bindings/net/pcs-rzn1-miic.h.
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$ref: /schemas/types.yaml#/definitions/uint32
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required:
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- reg
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- renesas,miic-input
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additionalProperties: false
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allOf:
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- if:
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properties:
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reg:
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const: 1
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then:
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properties:
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renesas,miic-input:
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const: 0
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- if:
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properties:
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reg:
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const: 2
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then:
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properties:
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renesas,miic-input:
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enum: [1, 11]
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- if:
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properties:
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reg:
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const: 3
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then:
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properties:
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renesas,miic-input:
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enum: [7, 10]
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- if:
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properties:
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reg:
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const: 4
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then:
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properties:
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renesas,miic-input:
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enum: [4, 6, 9, 13]
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- if:
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properties:
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reg:
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const: 5
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then:
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properties:
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renesas,miic-input:
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enum: [3, 5, 8, 12]
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required:
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- '#address-cells'
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- '#size-cells'
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- compatible
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- reg
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- clocks
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- clock-names
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- power-domains
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/net/pcs-rzn1-miic.h>
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#include <dt-bindings/clock/r9a06g032-sysctrl.h>
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eth-miic@44030000 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "renesas,r9a06g032-miic", "renesas,rzn1-miic";
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reg = <0x44030000 0x10000>;
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clocks = <&sysctrl R9A06G032_CLK_MII_REF>,
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<&sysctrl R9A06G032_CLK_RGMII_REF>,
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<&sysctrl R9A06G032_CLK_RMII_REF>,
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<&sysctrl R9A06G032_HCLK_SWITCH_RG>;
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clock-names = "mii_ref", "rgmii_ref", "rmii_ref", "hclk";
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renesas,miic-switch-portin = <MIIC_GMAC2_PORT>;
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power-domains = <&sysctrl>;
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mii_conv1: mii-conv@1 {
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renesas,miic-input = <MIIC_GMAC1_PORT>;
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reg = <1>;
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};
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mii_conv2: mii-conv@2 {
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renesas,miic-input = <MIIC_SWITCH_PORTD>;
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reg = <2>;
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};
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mii_conv3: mii-conv@3 {
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renesas,miic-input = <MIIC_SWITCH_PORTC>;
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reg = <3>;
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};
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mii_conv4: mii-conv@4 {
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renesas,miic-input = <MIIC_SWITCH_PORTB>;
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reg = <4>;
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};
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mii_conv5: mii-conv@5 {
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renesas,miic-input = <MIIC_SWITCH_PORTA>;
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reg = <5>;
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};
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};
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