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	phys = <&comphy1 0>;
50	pinctrl-names = "default";
51	pinctrl-0 = <&pcie_reset_pins &pcie_clkreq_pins>;
52};
53
54/* J6 */
55&sata {
56	status = "okay";
57	phys = <&comphy2 0>;
58	phy-names = "sata-phy";
59};
60
61/* J1 */
62&sdhci1 {
63	wp-inverted;
64	bus-width = <4>;
65	cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
66	marvell,pad-type = "sd";
67	vqmmc-supply = <&vcc_sd_reg1>;
68
69	pinctrl-names = "default";
70	pinctrl-0 = <&sdio_pins>;
71	status = "okay";
72};
73
74/* U11 */
75&sdhci0 {
76	non-removable;
77	bus-width = <8>;
78	mmc-ddr-1_8v;
79	mmc-hs400-1_8v;
80	marvell,xenon-emmc;
81	marvell,xenon-tun-count = <9>;
82	marvell,pad-type = "fixed-1-8v";
83
84	pinctrl-names = "default";
85	pinctrl-0 = <&mmc_pins>;
86/*
87 * This eMMC is not populated on all boards, so disable it by
88 * default and let the bootloader enable it, if it is present
89 */
90	status = "disabled";
91};
92
93&spi0 {
94	status = "okay";
95
96	flash@0 {
97		reg = <0>;
98		compatible = "jedec,spi-nor";
99		spi-max-frequency = <104000000>;
100		m25p,fast-read;
101	};
102};
103
104/* Exported on the micro USB connector J5 through an FTDI */
105&uart0 {
106	pinctrl-names = "default";
107	pinctrl-0 = <&uart1_pins>;
108	status = "okay";
109};
110
111/*
112 * Connector J17 and J18 expose a number of different features. Some pins are
113 * multiplexed. This is the case for instance for the following features:
114 * - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of
115 *   how to enable it. Beware that the signals are 1.8V TTL.
116 * - I2C
117 * - SPI
118 * - MMC
119 */
120
121/* J7 */
122&usb3 {
123	status = "okay";
124};
125
126/* J8 */
127&usb2 {
128	status = "okay";
129};
130
131&mdio {
132	switch0: switch0@1 {
133		compatible = "marvell,mv88e6085";
134		#address-cells = <1>;
135		#size-cells = <0>;
136		reg = <1>;
137
138		dsa,member = <0 0>;
139
140		ports {
141			#address-cells = <1>;
142			#size-cells = <0>;
143
144			port@0 {
145				reg = <0>;
146				label = "cpu";
147				ethernet = <&eth0>;
148				phy-mode = "rgmii-id";
149				fixed-link {
150					speed = <1000>;
151					full-duplex;
152				};
153			};
154
155			port@1 {
156				reg = <1>;
157				label = "wan";
158				phy-handle = <&switch0phy0>;
159			};
160
161			port@2 {
162				reg = <2>;
163				label = "lan0";
164				phy-handle = <&switch0phy1>;
165			};
166
167			port@3 {
168				reg = <3>;
169				label = "lan1";
170				phy-handle = <&switch0phy2>;
171			};
172
173		};
174
175		mdio {
176			#address-cells = <1>;
177			#size-cells = <0>;
178
179			switch0phy0: switch0phy0@11 {
180				reg = <0x11>;
181			};
182			switch0phy1: switch0phy1@12 {
183				reg = <0x12>;
184			};
185			switch0phy2: switch0phy2@13 {
186				reg = <0x13>;
187			};
188		};
189	};
190};
191
192&eth0 {
193	pinctrl-names = "default";
194	pinctrl-0 = <&rgmii_pins>, <&smi_pins>;
195	phy-mode = "rgmii-id";
196	status = "okay";
197
198	fixed-link {
199		speed = <1000>;
200		full-duplex;
201	};
202};
203