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 #include <dt-bindings/gpio/gpio.h>
11 #include "armada-372x.dtsi"
12
13 / {
14 aliases {
15 ethernet0 = ð0;
16 /* for DSA user port device */
17 ethernet1 = &switch0port1;
18 ethernet2 = &switch0port2;
19 ethernet3 = &switch0port3;
20 };
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 led2: gpio-led2 {
46 /* led2 is working only on v7 board */
47 status = "disabled";
48
49 compatible = "gpio-leds";
50
51 led2 {
52 label = "led2";
53 gpios = <&gpionb 2 GPIO_ACTIVE_LOW>;
54 default-state = "off";
55 };
56 };
57 };
58
59 /* J9 */
60 &pcie0 {
61 status = "okay";
62 pinctrl-names = "default";
63 pinctrl-0 = <&pcie_reset_pins &pcie_clkreq_pins>;
64 reset-gpios = <&gpiosb 3 GPIO_ACTIVE_LOW>;
65 };
66
67 /* J6 */
68 &sata {
69 status = "okay";
70 };
71
72 /* U11 */
73 &sdhci0 {
74 /* Main DTS file for Espressobin is without eMMC */
75 status = "disabled";
76
77 non-removable;
78 bus-width = <8>;
79 mmc-ddr-1_8v;
80 mmc-hs400-1_8v;
81 marvell,xenon-emmc;
82 marvell,xenon-tun-count = <9>;
83 marvell,pad-type = "fixed-1-8v";
84
85 pinctrl-names = "default";
86 pinctrl-0 = <&mmc_pins>;
87
88 #address-cells = <1>;
89 #size-cells = <0>;
90 mmccard: mmccard@0 {
91 compatible = "mmc-card";
92 reg = <0>;
93 };
94 };
95
96 /* J1 */
97 &sdhci1 {
98 wp-inverted;
99 bus-width = <4>;
100 cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
101 marvell,pad-type = "sd";
102 vqmmc-supply = <&vcc_sd_reg1>;
103
104 pinctrl-names = "default";
105 pinctrl-0 = <&sdio_pins>;
106 status = "okay";
107 };
108
109 &spi0 {
110 status = "okay";
111
112 flash@0 {
113 reg = <0>;
114 compatible = "jedec,spi-nor";
115 spi-max-frequency = <104000000>;
116 m25p,fast-read;
117 };
118 };
119
120 /* Exported on the micro USB connector J5 through an FTDI */
121 &uart0 {
122 pinctrl-names = "default";
123 pinctrl-0 = <&uart1_pins>;
124 status = "okay";
125 };
126
127 /*
128 * Connector J17 and J18 expose a number of different features. Some pins are
129 * multiplexed. This is the case for instance for the following features:
130 * - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of
131 * how to enable it. Beware that the signals are 1.8V TTL.
132 * - I2C
133 * - SPI
134 * - MMC
135 */
136
137 /* J7 */
138 &usb3 {
139 status = "okay";
140 };
141
142 /* J8 */
143 &usb2 {
144 status = "okay";
145 };
146
147 &mdio {
148 switch0: ethernet-switch@1 {
149 compatible = "marvell,mv88e6085";
150 reg = <1>;
151
152 dsa,member = <0 0>;
153
154 ethernet-ports {
155 #address-cells = <1>;
156 #size-cells = <0>;
157
158 switch0port0: ethernet-port@0 {
159 reg = <0>;
160 label = "cpu";
161 ethernet = <ð0>;
162 phy-mode = "rgmii-id";
163 fixed-link {
164 speed = <1000>;
165 full-duplex;
166 };
167 };
168
169 switch0port1: ethernet-port@1 {
170 reg = <1>;
171 label = "wan";
172 phy-handle = <&switch0phy0>;
173 };
174
175 switch0port2: ethernet-port@2 {
176 reg = <2>;
177 label = "lan0";
178 phy-handle = <&switch0phy1>;
179 };
180
181 switch0port3: ethernet-port@3 {
182 reg = <3>;
183 label = "lan1";
184 phy-handle = <&switch0phy2>;
185 };
186
187 };
188
189 mdio {
190 #address-cells = <1>;
191 #size-cells = <0>;
192
193 switch0phy0: ethernet-phy@11 {
194 reg = <0x11>;
195 };
196 switch0phy1: ethernet-phy@12 {
197 reg = <0x12>;
198 };
199 switch0phy2: ethernet-phy@13 {
200 reg = <0x13>;
201 };
202 };
203 };
204 };
205
206 ð0 {
207 pinctrl-names = "default";
208 pinctrl-0 = <&rgmii_pins>, <&smi_pins>;
209 phy-mode = "rgmii-id";
210 status = "okay";
211
212 fixed-link {
213 speed = <1000>;
214 full-duplex;
215 };
216 };
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