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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/net/renesas,etheravb.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Renesas Ethernet AVB
maintainers:
- Sergei Shtylyov <sergei.shtylyov@gmail.com>
properties:
compatible:
oneOf:
- items:
- enum:
- renesas,etheravb-r8a7742 # RZ/G1H
- renesas,etheravb-r8a7743 # RZ/G1M
- renesas,etheravb-r8a7744 # RZ/G1N
- renesas,etheravb-r8a7745 # RZ/G1E
- renesas,etheravb-r8a77470 # RZ/G1C
- renesas,etheravb-r8a7790 # R-Car H2
- renesas,etheravb-r8a7791 # R-Car M2-W
- renesas,etheravb-r8a7792 # R-Car V2H
- renesas,etheravb-r8a7793 # R-Car M2-N
- renesas,etheravb-r8a7794 # R-Car E2
- const: renesas,etheravb-rcar-gen2 # R-Car Gen2 and RZ/G1
- items:
- enum:
- renesas,etheravb-r8a774a1 # RZ/G2M
- renesas,etheravb-r8a774b1 # RZ/G2N
- renesas,etheravb-r8a774c0 # RZ/G2E
- renesas,etheravb-r8a774e1 # RZ/G2H
- renesas,etheravb-r8a7795 # R-Car H3
- renesas,etheravb-r8a7796 # R-Car M3-W
- renesas,etheravb-r8a77961 # R-Car M3-W+
- renesas,etheravb-r8a77965 # R-Car M3-N
- renesas,etheravb-r8a77970 # R-Car V3M
- renesas,etheravb-r8a77980 # R-Car V3H
- renesas,etheravb-r8a77990 # R-Car E3
- renesas,etheravb-r8a77995 # R-Car D3
- renesas,etheravb-r8a779a0 # R-Car V3U
- const: renesas,etheravb-rcar-gen3 # R-Car Gen3 and RZ/G2
reg: true
interrupts: true
interrupt-names: true
clocks:
maxItems: 1
iommus:
maxItems: 1
power-domains:
maxItems: 1
resets:
maxItems: 1
phy-mode: true
phy-handle: true
'#address-cells':
description: Number of address cells for the MDIO bus.
const: 1
'#size-cells':
description: Number of size cells on the MDIO bus.
const: 0
renesas,no-ether-link:
type: boolean
description:
Specify when a board does not provide a proper AVB_LINK signal.
renesas,ether-link-active-low:
type: boolean
description:
Specify when the AVB_LINK signal is active-low instead of normal
active-high.
rx-internal-delay-ps:
enum: [0, 1800]
tx-internal-delay-ps:
enum: [0, 2000]
patternProperties:
"^ethernet-phy@[0-9a-f]$":
type: object
$ref: ethernet-phy.yaml#
required:
- compatible
- reg
- interrupts
- clocks
- power-domains
- resets
- phy-mode
- phy-handle
- '#address-cells'
- '#size-cells'
allOf:
- $ref: ethernet-controller.yaml#
- if:
properties:
compatible:
contains:
enum:
- renesas,etheravb-rcar-gen2
- renesas,etheravb-r8a7795
- renesas,etheravb-r8a7796
- renesas,etheravb-r8a77961
- renesas,etheravb-r8a77965
then:
properties:
reg:
items:
- description: MAC register block
- description: Stream buffer
else:
properties:
reg:
items:
- description: MAC register block
- if:
properties:
compatible:
contains:
const: renesas,etheravb-rcar-gen2
then:
properties:
interrupts:
maxItems: 1
interrupt-names:
items:
- const: mux
rx-internal-delay-ps: false
else:
properties:
interrupts:
minItems: 25
maxItems: 25
interrupt-names:
items:
pattern: '^ch[0-9]+$'
required:
- interrupt-names
- rx-internal-delay-ps
- if:
properties:
compatible:
contains:
enum:
- renesas,etheravb-r8a774a1
- renesas,etheravb-r8a774b1
- renesas,etheravb-r8a774e1
- renesas,etheravb-r8a7795
- renesas,etheravb-r8a7796
- renesas,etheravb-r8a77961
- renesas,etheravb-r8a77965
- renesas,etheravb-r8a77970
- renesas,etheravb-r8a77980
- renesas,etheravb-r8a779a0
then:
required:
- tx-internal-delay-ps
else:
properties:
tx-internal-delay-ps: false
- if:
properties:
compatible:
contains:
const: renesas,etheravb-r8a77995
then:
properties:
rx-internal-delay-ps:
const: 1800
- if:
properties:
compatible:
contains:
const: renesas,etheravb-r8a77980
then:
properties:
tx-internal-delay-ps:
const: 2000
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/r8a7795-cpg-mssr.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/power/r8a7795-sysc.h>
#include <dt-bindings/gpio/gpio.h>
aliases {
ethernet0 = &avb;
};
avb: ethernet@e6800000 {
compatible = "renesas,etheravb-r8a7795",
"renesas,etheravb-rcar-gen3";
reg = <0xe6800000 0x800>, <0xe6a00000 0x10000>;
interrupts = <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 50 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 51 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 53 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 60 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 63 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "ch0", "ch1", "ch2", "ch3", "ch4", "ch5", "ch6",
"ch7", "ch8", "ch9", "ch10", "ch11", "ch12",
"ch13", "ch14", "ch15", "ch16", "ch17", "ch18",
"ch19", "ch20", "ch21", "ch22", "ch23", "ch24";
clocks = <&cpg CPG_MOD 812>;
iommus = <&ipmmu_ds0 16>;
power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
resets = <&cpg 812>;
phy-mode = "rgmii";
phy-handle = <&phy0>;
rx-internal-delay-ps = <0>;
tx-internal-delay-ps = <2000>;
#address-cells = <1>;
#size-cells = <0>;
phy0: ethernet-phy@0 {
rxc-skew-ps = <1500>;
reg = <0>;
interrupt-parent = <&gpio2>;
interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
};
};
|
