sys/gnu/dts/arm64/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         status = "okay";
  64 };
  65
  66 &spi0 {
  67         status = "okay";
  68
  69         flash@0 {
  70                 reg = <0>;
  71                 compatible = "winbond,w25q32dw", "jedec,spi-flash";
  72                 spi-max-frequency = <104000000>;
  73                 m25p,fast-read;
  74
  75                 partitions {
  76                         compatible = "fixed-partitions";
  77                         #address-cells = <1>;
  78                         #size-cells = <1>;
  79
  80                         partition@0 {
  81                                 label = "uboot";
  82                                 reg = <0 0x180000>;
  83                         };
  84
  85                         partition@180000 {
  86                                 label = "ubootenv";
  87                                 reg = <0x180000 0x10000>;
  88                         };
  89                 };
  90         };
  91 };
  92
  93 /* Exported on the micro USB connector J5 through an FTDI */
  94 &uart0 {
  95         pinctrl-names = "default";
  96         pinctrl-0 = <&uart1_pins>;
  97         status = "okay";
  98 };
  99
 100 /*
 101  * Connector J17 and J18 expose a number of different features. Some pins are
 102  * multiplexed. This is the case for instance for the following features:
 103  * - UART1 (pin 24 = RX, pin 26 = TX). See armada-3720-db.dts for an example of
 104  *   how to enable it. Beware that the signals are 1.8V TTL.
 105  * - I2C
 106  * - SPI
 107  * - MMC
 108  */
 109
 110 /* J7 */
 111 &usb3 {
 112         status = "okay";
 113 };
 114
 115 /* J8 */
 116 &usb2 {
 117         status = "okay";
 118 };
 119
 120 &mdio {
 121         switch0: switch0@1 {
 122                 compatible = "marvell,mv88e6085";
 123                 #address-cells = <1>;
 124                 #size-cells = <0>;
 125                 reg = <1>;
 126
 127                 dsa,member = <0 0>;
 128
 129                 ports {
 130                         #address-cells = <1>;
 131                         #size-cells = <0>;
 132
 133                         port@0 {
 134                                 reg = <0>;
 135                                 label = "cpu";
 136                                 ethernet = <&eth0>;
 137                         };
 138
 139                         port@1 {
 140                                 reg = <1>;
 141                                 label = "wan";
 142                                 phy-handle = <&switch0phy0>;
 143                         };
 144
 145                         port@2 {
 146                                 reg = <2>;
 147                                 label = "lan0";
 148                                 phy-handle = <&switch0phy1>;
 149                         };
 150
 151                         port@3 {
 152                                 reg = <3>;
 153                                 label = "lan1";
 154                                 phy-handle = <&switch0phy2>;
 155                         };
 156
 157                 };
 158
 159                 mdio {
 160                         #address-cells = <1>;
 161                         #size-cells = <0>;
 162
 163                         switch0phy0: switch0phy0@11 {
 164                                 reg = <0x11>;
 165                         };
 166                         switch0phy1: switch0phy1@12 {
 167                                 reg = <0x12>;
 168                         };
 169                         switch0phy2: switch0phy2@13 {
 170                                 reg = <0x13>;
 171                         };
 172                 };
 173         };
 174 };
 175
 176 &eth0 {
 177         phy-mode = "rgmii-id";
 178         status = "okay";
 179
 180         fixed-link {
 181                 speed = <1000>;
 182                 full-duplex;
 183         };
 184 };