r8a779f0-spider-ethernet.dtsi

  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	status = "okay";
 61
 62	mdio {
 63		#address-cells = <1>;
 64		#size-cells = <0>;
 65
 66		u101: ethernet-phy@1 {
 67			reg = <1>;
 68			compatible = "ethernet-phy-ieee802.3-c45";
 69			interrupts-extended = <&gpio3 10 IRQ_TYPE_LEVEL_LOW>;
 70		};
 71	};
 72};
 73
 74&rswitch_port1 {
 75	reg = <1>;
 76	phy-handle = <&u201>;
 77	phy-mode = "sgmii";
 78	phys = <&eth_serdes 1>;
 79	status = "okay";
 80
 81	mdio {
 82		#address-cells = <1>;
 83		#size-cells = <0>;
 84
 85		u201: ethernet-phy@2 {
 86			reg = <2>;
 87			compatible = "ethernet-phy-ieee802.3-c45";
 88			interrupts-extended = <&gpio3 11 IRQ_TYPE_LEVEL_LOW>;
 89		};
 90	};
 91};
 92
 93&rswitch_port2 {
 94	reg = <2>;
 95	phy-handle = <&u301>;
 96	phy-mode = "sgmii";
 97	phys = <&eth_serdes 2>;
 98	status = "okay";
 99
100	mdio {
101		#address-cells = <1>;
102		#size-cells = <0>;
103
104		u301: ethernet-phy@3 {
105			reg = <3>;
106			compatible = "ethernet-phy-ieee802.3-c45";
107			interrupts-extended = <&gpio3 9 IRQ_TYPE_LEVEL_LOW>;
108		};
109	};
110};