xref: /openbmc/u-boot/arch/arm/dts/r8a77990-ebisu.dts (revision 8664ab7d)
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Device Tree Source for the ebisu board
4 *
5 * Copyright (C) 2018 Renesas Electronics Corp.
6 */
7
8/dts-v1/;
9#include "r8a77990.dtsi"
10#include <dt-bindings/gpio/gpio.h>
11
12/ {
13	model = "Renesas Ebisu board based on r8a77990";
14	compatible = "renesas,ebisu", "renesas,r8a77990";
15
16	aliases {
17		serial0 = &scif2;
18		ethernet0 = &avb;
19	};
20
21	chosen {
22		bootargs = "ignore_loglevel";
23		stdout-path = "serial0:115200n8";
24	};
25
26	memory@48000000 {
27		device_type = "memory";
28		/* first 128MB is reserved for secure area. */
29		reg = <0x0 0x48000000 0x0 0x38000000>;
30	};
31};
32
33&avb {
34	pinctrl-0 = <&avb_pins>;
35	pinctrl-names = "default";
36	renesas,no-ether-link;
37	phy-handle = <&phy0>;
38	phy-mode = "rgmii-txid";
39	status = "okay";
40
41	phy0: ethernet-phy@0 {
42		rxc-skew-ps = <1500>;
43		reg = <0>;
44		interrupt-parent = <&gpio2>;
45		interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
46		reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
47	};
48};
49
50&extal_clk {
51	clock-frequency = <48000000>;
52};
53
54&pfc {
55	avb_pins: avb {
56		mux {
57			groups = "avb_link", "avb_mii";
58			function = "avb";
59		};
60	};
61};
62
63&scif2 {
64	status = "okay";
65};
66