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

   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 = &eth0;
  16                 /* for dsa slave 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: switch0@1 {
 149                 compatible = "marvell,mv88e6085";
 150                 #address-cells = <1>;
 151                 #size-cells = <0>;
 152                 reg = <1>;
 153
 154                 dsa,member = <0 0>;
 155
 156                 ports {
 157                         #address-cells = <1>;
 158                         #size-cells = <0>;
 159
 160                         switch0port0: port@0 {
 161                                 reg = <0>;
 162                                 label = "cpu";
 163                                 ethernet = <&eth0>;
 164                                 phy-mode = "rgmii-id";
 165                                 fixed-link {
 166                                         speed = <1000>;
 167                                         full-duplex;
 168                                 };
 169                         };
 170
 171                         switch0port1: port@1 {
 172                                 reg = <1>;
 173                                 label = "wan";
 174                                 phy-handle = <&switch0phy0>;
 175                         };
 176
 177                         switch0port2: port@2 {
 178                                 reg = <2>;
 179                                 label = "lan0";
 180                                 phy-handle = <&switch0phy1>;
 181                         };
 182
 183                         switch0port3: port@3 {
 184                                 reg = <3>;
 185                                 label = "lan1";
 186                                 phy-handle = <&switch0phy2>;
 187                         };
 188
 189                 };
 190
 191                 mdio {
 192                         #address-cells = <1>;
 193                         #size-cells = <0>;
 194
 195                         switch0phy0: switch0phy0@11 {
 196                                 reg = <0x11>;
 197                         };
 198                         switch0phy1: switch0phy1@12 {
 199                                 reg = <0x12>;
 200                         };
 201                         switch0phy2: switch0phy2@13 {
 202                                 reg = <0x13>;
 203                         };
 204                 };
 205         };
 206 };
 207
 208 &eth0 {
 209         pinctrl-names = "default";
 210         pinctrl-0 = <&rgmii_pins>, <&smi_pins>;
 211         phy-mode = "rgmii-id";
 212         status = "okay";
 213
 214         fixed-link {
 215                 speed = <1000>;
 216                 full-duplex;
 217         };
 218 };