1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Device Tree file for Globalscale Marvell ES 3 * Device Tree file for Globalscale Marvell ESPRESSOBin Board
4 * Copyright (C) 2016 Marvell 4 * Copyright (C) 2016 Marvell
5 * 5 *
6 * Romain Perier <romain.perier@free-electrons. 6 * Romain Perier <romain.perier@free-electrons.com>
7 * 7 *
8 */ 8 */
9 /* 9 /*
10 * Schematic available at http://espressobin.n 10 * Schematic available at http://espressobin.net/wp-content/uploads/2017/08/ESPRESSObin_V5_Schematics.pdf
11 */ 11 */
12 12
13 /dts-v1/; 13 /dts-v1/;
14 14
15 #include "armada-3720-espressobin.dtsi" !! 15 #include <dt-bindings/gpio/gpio.h>
>> 16 #include "armada-372x.dtsi"
16 17
17 / { 18 / {
18 model = "Globalscale Marvell ESPRESSOB 19 model = "Globalscale Marvell ESPRESSOBin Board";
19 compatible = "globalscale,espressobin" !! 20 compatible = "globalscale,espressobin", "marvell,armada3720", "marvell,armada3710";
>> 21
>> 22 aliases {
>> 23 ethernet0 = ð0;
>> 24 /* for dsa slave device */
>> 25 ethernet1 = &switch0port1;
>> 26 ethernet2 = &switch0port2;
>> 27 ethernet3 = &switch0port3;
>> 28 serial0 = &uart0;
>> 29 serial1 = &uart1;
>> 30 };
>> 31
>> 32 chosen {
>> 33 stdout-path = "serial0:115200n8";
>> 34 };
>> 35
>> 36 memory@0 {
>> 37 device_type = "memory";
>> 38 reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
>> 39 };
>> 40
>> 41 vcc_sd_reg1: regulator {
>> 42 compatible = "regulator-gpio";
>> 43 regulator-name = "vcc_sd1";
>> 44 regulator-min-microvolt = <1800000>;
>> 45 regulator-max-microvolt = <3300000>;
>> 46 regulator-boot-on;
>> 47
>> 48 gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>;
>> 49 gpios-states = <0>;
>> 50 states = <1800000 0x1
>> 51 3300000 0x0>;
>> 52 enable-active-high;
>> 53 };
>> 54 };
>> 55
>> 56 /* J9 */
>> 57 &pcie0 {
>> 58 pinctrl-names = "default";
>> 59 pinctrl-0 = <&pcie_reset_pins &pcie_clkreq_pins>;
>> 60 reset-gpios = <&gpiosb 3 GPIO_ACTIVE_LOW>;
>> 61 status = "okay";
>> 62 };
>> 63
>> 64 /* J6 */
>> 65 &sata {
>> 66 status = "okay";
>> 67 };
>> 68
>> 69 /* J1 */
>> 70 &sdhci1 {
>> 71 wp-inverted;
>> 72 bus-width = <4>;
>> 73 cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
>> 74 marvell,pad-type = "sd";
>> 75 vqmmc-supply = <&vcc_sd_reg1>;
>> 76 status = "okay";
>> 77 };
>> 78
>> 79 &spi0 {
>> 80 status = "okay";
>> 81
>> 82 flash@0 {
>> 83 reg = <0>;
>> 84 compatible = "winbond,w25q32dw", "jedec,spi-flash";
>> 85 spi-max-frequency = <104000000>;
>> 86 m25p,fast-read;
>> 87
>> 88 partitions {
>> 89 compatible = "fixed-partitions";
>> 90 #address-cells = <1>;
>> 91 #size-cells = <1>;
>> 92
>> 93 partition@0 {
>> 94 label = "uboot";
>> 95 reg = <0 0x180000>;
>> 96 };
>> 97
>> 98 partition@180000 {
>> 99 label = "ubootenv";
>> 100 reg = <0x180000 0x10000>;
>> 101 };
>> 102 };
>> 103 };
>> 104 };
>> 105
>> 106 /* Exported on the micro USB connector J5 through an FTDI */
>> 107 &uart0 {
>> 108 pinctrl-names = "default";
>> 109 pinctrl-0 = <&uart1_pins>;
>> 110 status = "okay";
>> 111 };
>> 112
>> 113 /*
>> 114 * Connector J17 and J18 expose a number of different features. Some pins are
>> 115 * multiplexed. This is the case for instance for the following features:
>> 116 * - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of
>> 117 * how to enable it. Beware that the signals are 1.8V TTL.
>> 118 * - I2C
>> 119 * - SPI
>> 120 * - MMC
>> 121 */
>> 122
>> 123 /* J7 */
>> 124 &usb3 {
>> 125 status = "okay";
>> 126 };
>> 127
>> 128 /* J8 */
>> 129 &usb2 {
>> 130 status = "okay";
>> 131 };
>> 132
>> 133 &mdio {
>> 134 switch0: switch0@1 {
>> 135 compatible = "marvell,mv88e6085";
>> 136 #address-cells = <1>;
>> 137 #size-cells = <0>;
>> 138 reg = <1>;
>> 139
>> 140 dsa,member = <0 0>;
>> 141
>> 142 ports {
>> 143 #address-cells = <1>;
>> 144 #size-cells = <0>;
>> 145
>> 146 switch0port0: port@0 {
>> 147 reg = <0>;
>> 148 label = "cpu";
>> 149 ethernet = <ð0>;
>> 150 };
>> 151
>> 152 switch0port1: port@1 {
>> 153 reg = <1>;
>> 154 label = "wan";
>> 155 phy-handle = <&switch0phy0>;
>> 156 };
>> 157
>> 158 switch0port2: port@2 {
>> 159 reg = <2>;
>> 160 label = "lan0";
>> 161 phy-handle = <&switch0phy1>;
>> 162 };
>> 163
>> 164 switch0port3: port@3 {
>> 165 reg = <3>;
>> 166 label = "lan1";
>> 167 phy-handle = <&switch0phy2>;
>> 168 };
>> 169
>> 170 };
>> 171
>> 172 mdio {
>> 173 #address-cells = <1>;
>> 174 #size-cells = <0>;
>> 175
>> 176 switch0phy0: switch0phy0@11 {
>> 177 reg = <0x11>;
>> 178 };
>> 179 switch0phy1: switch0phy1@12 {
>> 180 reg = <0x12>;
>> 181 };
>> 182 switch0phy2: switch0phy2@13 {
>> 183 reg = <0x13>;
>> 184 };
>> 185 };
>> 186 };
>> 187 };
>> 188
>> 189 ð0 {
>> 190 phy-mode = "rgmii-id";
>> 191 status = "okay";
>> 192
>> 193 fixed-link {
>> 194 speed = <1000>;
>> 195 full-duplex;
>> 196 };
20 }; 197 };
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