xref: /linux/arch/arm64/boot/dts/renesas/r8a779f0-spider-ethernet.dtsi (revision 1938912277f5170e61eae76d2249dc7d9c325484) 
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device Tree Source for the Spider Ethernet sub-board
4 *
5 * Copyright (C) 2021 Renesas Electronics Corp.
6 */
7
8/ {
9	aliases {
10		ethernet0 = &rswitch_port0;
11		ethernet1 = &rswitch_port1;
12		ethernet2 = &rswitch_port2;
13	};
14};
15
16&eth_serdes {
17	status = "okay";
18};
19
20&i2c4 {
21	eeprom@52 {
22		compatible = "rohm,br24g01", "atmel,24c01";
23		label = "ethernet-sub-board";
24		reg = <0x52>;
25		pagesize = <8>;
26	};
27};
28
29&pfc {
30	tsn0_pins: tsn0 {
31		groups = "tsn0_mdio_b", "tsn0_link_b";
32		function = "tsn0";
33		power-source = <1800>;
34	};
35
36	tsn1_pins: tsn1 {
37		groups = "tsn1_mdio_b", "tsn1_link_b";
38		function = "tsn1";
39		power-source = <1800>;
40	};
41
42	tsn2_pins: tsn2 {
43		groups = "tsn2_mdio_b", "tsn2_link_b";
44		function = "tsn2";
45		power-source = <1800>;
46	};
47};
48
49&rswitch {
50	pinctrl-0 = <&tsn0_pins>, <&tsn1_pins>, <&tsn2_pins>;
51	pinctrl-names = "default";
52	status = "okay";
53};
54
55&rswitch_port0 {
56	reg = <0>;
57	phy-handle = <&u101>;
58	phy-mode = "sgmii";
59	phys = <&eth_serdes 0>;
60
61	mdio {
62		#address-cells = <1>;
63		#size-cells = <0>;
64
65		u101: ethernet-phy@1 {
66			reg = <1>;
67			compatible = "ethernet-phy-ieee802.3-c45";
68			interrupts-extended = <&gpio3 10 IRQ_TYPE_LEVEL_LOW>;
69		};
70	};
71};
72
73&rswitch_port1 {
74	reg = <1>;
75	phy-handle = <&u201>;
76	phy-mode = "sgmii";
77	phys = <&eth_serdes 1>;
78
79	mdio {
80		#address-cells = <1>;
81		#size-cells = <0>;
82
83		u201: ethernet-phy@2 {
84			reg = <2>;
85			compatible = "ethernet-phy-ieee802.3-c45";
86			interrupts-extended = <&gpio3 11 IRQ_TYPE_LEVEL_LOW>;
87		};
88	};
89};
90
91&rswitch_port2 {
92	reg = <2>;
93	phy-handle = <&u301>;
94	phy-mode = "sgmii";
95	phys = <&eth_serdes 2>;
96
97	mdio {
98		#address-cells = <1>;
99		#size-cells = <0>;
100
101		u301: ethernet-phy@3 {
102			reg = <3>;
103			compatible = "ethernet-phy-ieee802.3-c45";
104			interrupts-extended = <&gpio3 9 IRQ_TYPE_LEVEL_LOW>;
105		};
106	};
107};
108