arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts

   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         aliases {
  23                 ethernet0 = &eth0;
  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 = <&eth0>;
 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 &eth0 {
 190         phy-mode = "rgmii-id";
 191         status = "okay";
 192
 193         fixed-link {
 194                 speed = <1000>;
 195                 full-duplex;
 196         };
 197 };