xref: /openbmc/linux/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts (revision 05cf4fe738242183f1237f1b3a28b4479348c0a1) 
1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Device Tree file for Globalscale Marvell ESPRESSOBin Board
4 * Copyright (C) 2016 Marvell
5 *
6 * Romain Perier <romain.perier@free-electrons.com>
7 *
8 */
9/*
10 * Schematic available at http://espressobin.net/wp-content/uploads/2017/08/ESPRESSObin_V5_Schematics.pdf
11 */
12
13/dts-v1/;
14
15#include <dt-bindings/gpio/gpio.h>
16#include "armada-372x.dtsi"
17
18/ {
19	model = "Globalscale Marvell ESPRESSOBin Board";
20	compatible = "globalscale,espressobin", "marvell,armada3720", "marvell,armada3710";
21
22	chosen {
23		stdout-path = "serial0:115200n8";
24	};
25
26	memory@0 {
27		device_type = "memory";
28		reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
29	};
30
31	vcc_sd_reg1: regulator {
32		compatible = "regulator-gpio";
33		regulator-name = "vcc_sd1";
34		regulator-min-microvolt = <1800000>;
35		regulator-max-microvolt = <3300000>;
36		regulator-boot-on;
37
38		gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>;
39		gpios-states = <0>;
40		states = <1800000 0x1
41			  3300000 0x0>;
42		enable-active-high;
43	};
44};
45
46/* J9 */
47&pcie0 {
48	status = "okay";
49};
50
51/* J6 */
52&sata {
53	status = "okay";
54};
55
56/* J1 */
57&sdhci1 {
58	wp-inverted;
59	bus-width = <4>;
60	cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
61	marvell,pad-type = "sd";
62	vqmmc-supply = <&vcc_sd_reg1>;
63	status = "okay";
64};
65
66&spi0 {
67	status = "okay";
68
69	flash@0 {
70		reg = <0>;
71		compatible = "winbond,w25q32dw", "jedec,spi-flash";
72		spi-max-frequency = <104000000>;
73		m25p,fast-read;
74
75		partitions {
76			compatible = "fixed-partitions";
77			#address-cells = <1>;
78			#size-cells = <1>;
79
80			partition@0 {
81				label = "uboot";
82				reg = <0 0x180000>;
83			};
84
85			partition@180000 {
86				label = "ubootenv";
87				reg = <0x180000 0x10000>;
88			};
89		};
90	};
91};
92
93/* Exported on the micro USB connector J5 through an FTDI */
94&uart0 {
95	pinctrl-names = "default";
96	pinctrl-0 = <&uart1_pins>;
97	status = "okay";
98};
99
100/*
101 * Connector J17 and J18 expose a number of different features. Some pins are
102 * multiplexed. This is the case for instance for the following features:
103 * - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of
104 *   how to enable it. Beware that the signals are 1.8V TTL.
105 * - I2C
106 * - SPI
107 * - MMC
108 */
109
110/* J7 */
111&usb3 {
112	status = "okay";
113};
114
115/* J8 */
116&usb2 {
117	status = "okay";
118};
119
120&mdio {
121	switch0: switch0@1 {
122		compatible = "marvell,mv88e6085";
123		#address-cells = <1>;
124		#size-cells = <0>;
125		reg = <1>;
126
127		dsa,member = <0 0>;
128
129		ports {
130			#address-cells = <1>;
131			#size-cells = <0>;
132
133			port@0 {
134				reg = <0>;
135				label = "cpu";
136				ethernet = <&eth0>;
137			};
138
139			port@1 {
140				reg = <1>;
141				label = "wan";
142				phy-handle = <&switch0phy0>;
143			};
144
145			port@2 {
146				reg = <2>;
147				label = "lan0";
148				phy-handle = <&switch0phy1>;
149			};
150
151			port@3 {
152				reg = <3>;
153				label = "lan1";
154				phy-handle = <&switch0phy2>;
155			};
156
157		};
158
159		mdio {
160			#address-cells = <1>;
161			#size-cells = <0>;
162
163			switch0phy0: switch0phy0@11 {
164				reg = <0x11>;
165			};
166			switch0phy1: switch0phy1@12 {
167				reg = <0x12>;
168			};
169			switch0phy2: switch0phy2@13 {
170				reg = <0x13>;
171			};
172		};
173	};
174};
175
176&eth0 {
177	phy-mode = "rgmii-id";
178	status = "okay";
179
180	fixed-link {
181		speed = <1000>;
182		full-duplex;
183	};
184};
185