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         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
  64         pinctrl-names = "default";
  65         pinctrl-0 = <&sdio_pins>;
  66         status = "okay";
  67 };
  68
  69 /* U11 */
  70 &sdhci0 {
  71         non-removable;
  72         bus-width = <8>;
  73         mmc-ddr-1_8v;
  74         mmc-hs400-1_8v;
  75         marvell,xenon-emmc;
  76         marvell,xenon-tun-count = <9>;
  77         marvell,pad-type = "fixed-1-8v";
  78
  79         pinctrl-names = "default";
  80         pinctrl-0 = <&mmc_pins>;
  81 /*
  82  * This eMMC is not populated on all boards, so disable it by
  83  * default and let the bootloader enable it, if it is present
  84  */
  85         status = "disabled";
  86 };
  87
  88 &spi0 {
  89         status = "okay";
  90
  91         flash@0 {
  92                 reg = <0>;
  93                 compatible = "winbond,w25q32dw", "jedec,spi-flash";
  94                 spi-max-frequency = <104000000>;
  95                 m25p,fast-read;
  96
  97                 partitions {
  98                         compatible = "fixed-partitions";
  99                         #address-cells = <1>;
 100                         #size-cells = <1>;
 101
 102                         partition@0 {
 103                                 label = "uboot";
 104                                 reg = <0 0x180000>;
 105                         };
 106
 107                         partition@180000 {
 108                                 label = "ubootenv";
 109                                 reg = <0x180000 0x10000>;
 110                         };
 111                 };
 112         };
 113 };
 114
 115 /* Exported on the micro USB connector J5 through an FTDI */
 116 &uart0 {
 117         pinctrl-names = "default";
 118         pinctrl-0 = <&uart1_pins>;
 119         status = "okay";
 120 };
 121
 122 /*
 123  * Connector J17 and J18 expose a number of different features. Some pins are
 124  * multiplexed. This is the case for instance for the following features:
 125  * - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of
 126  *   how to enable it. Beware that the signals are 1.8V TTL.
 127  * - I2C
 128  * - SPI
 129  * - MMC
 130  */
 131
 132 /* J7 */
 133 &usb3 {
 134         status = "okay";
 135 };
 136
 137 /* J8 */
 138 &usb2 {
 139         status = "okay";
 140 };
 141
 142 &mdio {
 143         switch0: switch0@1 {
 144                 compatible = "marvell,mv88e6085";
 145                 #address-cells = <1>;
 146                 #size-cells = <0>;
 147                 reg = <1>;
 148
 149                 dsa,member = <0 0>;
 150
 151                 ports {
 152                         #address-cells = <1>;
 153                         #size-cells = <0>;
 154
 155                         port@0 {
 156                                 reg = <0>;
 157                                 label = "cpu";
 158                                 ethernet = <&eth0>;
 159                         };
 160
 161                         port@1 {
 162                                 reg = <1>;
 163                                 label = "wan";
 164                                 phy-handle = <&switch0phy0>;
 165                         };
 166
 167                         port@2 {
 168                                 reg = <2>;
 169                                 label = "lan0";
 170                                 phy-handle = <&switch0phy1>;
 171                         };
 172
 173                         port@3 {
 174                                 reg = <3>;
 175                                 label = "lan1";
 176                                 phy-handle = <&switch0phy2>;
 177                         };
 178
 179                 };
 180
 181                 mdio {
 182                         #address-cells = <1>;
 183                         #size-cells = <0>;
 184
 185                         switch0phy0: switch0phy0@11 {
 186                                 reg = <0x11>;
 187                         };
 188                         switch0phy1: switch0phy1@12 {
 189                                 reg = <0x12>;
 190                         };
 191                         switch0phy2: switch0phy2@13 {
 192                                 reg = <0x13>;
 193                         };
 194                 };
 195         };
 196 };
 197
 198 &eth0 {
 199         phy-mode = "rgmii-id";
 200         status = "okay";
 201
 202         fixed-link {
 203                 speed = <1000>;
 204                 full-duplex;
 205         };
 206 };