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

   1 /*
   2  * Device Tree file for Marvell Armada 3720 development board
   3  * (DB-88F3720-DDR3)
   4  * Copyright (C) 2016 Marvell
   5  *
   6  * Gregory CLEMENT <gregory.clement@free-electrons.com>
   7  *
   8  * This file is dual-licensed: you can use it either under the terms
   9  * of the GPL or the X11 license, at your option. Note that this dual
  10  * licensing only applies to this file, and not this project as a
  11  * whole.
  12  *
  13  *  a) This file is free software; you can redistribute it and/or
  14  *     modify it under the terms of the GNU General Public License as
  15  *     published by the Free Software Foundation; either version 2 of the
  16  *     License, or (at your option) any later version.
  17  *
  18  *     This file is distributed in the hope that it will be useful,
  19  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *     GNU General Public License for more details.
  22  *
  23  * Or, alternatively,
  24  *
  25  *  b) Permission is hereby granted, free of charge, to any person
  26  *     obtaining a copy of this software and associated documentation
  27  *     files (the "Software"), to deal in the Software without
  28  *     restriction, including without limitation the rights to use,
  29  *     copy, modify, merge, publish, distribute, sublicense, and/or
  30  *     sell copies of the Software, and to permit persons to whom the
  31  *     Software is furnished to do so, subject to the following
  32  *     conditions:
  33  *
  34  *     The above copyright notice and this permission notice shall be
  35  *     included in all copies or substantial portions of the Software.
  36  *
  37  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  38  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  39  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  40  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  41  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  42  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  43  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  44  *     OTHER DEALINGS IN THE SOFTWARE.
  45  */
  46
  47 /dts-v1/;
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50 #include "armada-372x.dtsi"
  51
  52 / {
  53         model = "Marvell Armada 3720 Development Board DB-88F3720-DDR3";
  54         compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3710";
  55
  56         chosen {
  57                 stdout-path = "serial0:115200n8";
  58         };
  59
  60         memory@0 {
  61                 device_type = "memory";
  62                 reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
  63         };
  64
  65         exp_usb3_vbus: usb3-vbus {
  66                 compatible = "regulator-fixed";
  67                 regulator-name = "usb3-vbus";
  68                 regulator-min-microvolt = <5000000>;
  69                 regulator-max-microvolt = <5000000>;
  70                 enable-active-high;
  71                 regulator-always-on;
  72                 gpio = <&gpio_exp 1 GPIO_ACTIVE_HIGH>;
  73         };
  74
  75         usb3_phy: usb3-phy {
  76                 compatible = "usb-nop-xceiv";
  77                 vcc-supply = <&exp_usb3_vbus>;
  78         };
  79 };
  80
  81 &i2c0 {
  82         pinctrl-names = "default";
  83         pinctrl-0 = <&i2c1_pins>;
  84         status = "okay";
  85
  86         gpio_exp: pca9555@22 {
  87                 compatible = "nxp,pca9555";
  88                 gpio-controller;
  89                 #gpio-cells = <2>;
  90
  91                 reg = <0x22>;
  92                 /*
  93                  * IO0_0: PWR_EN_USB2   IO1_0: PWR_EN_VTT
  94                  * IO0_1: PWR_EN_USB23  IO1_1: MPCIE_WDISABLE
  95                  * IO0_2: PWR_EN_SATA   IO1_2: RGMII_DEV_RSTN
  96                  * IO0_3: PWR_EN_PCIE   IO1_3: SGMII_DEV_RSTN
  97                  * IO0_4: PWR_EN_SD
  98                  * IO0_5: PWR_EN_EMMC
  99                  * IO0_6: PWR_EN_RGMII  IO1_6: SATA_USB3.0_SEL
 100                  * IO0_7: PWR_EN_SGMII  IO1_7: PWR_MCI_PS
 101                  */
 102         };
 103
 104         rtc@68  {
 105                 /* PT7C4337A from pericom fully compatible with the ds1337 */
 106                 compatible = "dallas,ds1337";
 107                 reg = <0x68>;
 108         };
 109 };
 110
 111 /* CON3 */
 112 &sata {
 113         status = "okay";
 114 };
 115
 116 &spi0 {
 117         status = "okay";
 118         pinctrl-names = "default";
 119         pinctrl-0 = <&spi_quad_pins>;
 120
 121         m25p80@0 {
 122                 compatible = "jedec,spi-nor";
 123                 reg = <0>;
 124                 spi-max-frequency = <108000000>;
 125                 spi-rx-bus-width = <4>;
 126                 spi-tx-bus-width = <4>;
 127
 128                 partitions {
 129                         compatible = "fixed-partitions";
 130                         #address-cells = <1>;
 131                         #size-cells = <1>;
 132                         partition@0 {
 133                                 label = "bootloader";
 134                                 reg = <0x0 0x200000>;
 135                         };
 136                         partition@200000 {
 137                                 label = "U-boot Env";
 138                                 reg = <0x200000 0x10000>;
 139                         };
 140                         partition@210000 {
 141                                 label = "Linux";
 142                                 reg = <0x210000 0xDF0000>;
 143                         };
 144                 };
 145         };
 146 };
 147
 148 /* Exported on the micro USB connector CON32 through an FTDI */
 149 &uart0 {
 150         pinctrl-names = "default";
 151         pinctrl-0 = <&uart1_pins>;
 152         status = "okay";
 153 };
 154
 155 &sdhci0 {
 156         non-removable;
 157         bus-width = <8>;
 158         mmc-ddr-1_8v;
 159         mmc-hs400-1_8v;
 160         marvell,pad-type = "fixed-1-8v";
 161         status = "okay";
 162 };
 163
 164 /* CON31 */
 165 &usb3 {
 166         status = "okay";
 167         usb-phy = <&usb3_phy>;
 168 };
 169
 170 /* CON17 (PCIe) / CON12 (mini-PCIe) */
 171 &pcie0 {
 172         status = "okay";
 173 };
 174
 175 /* CON27 */
 176 &usb2 {
 177         status = "okay";
 178 };
 179
 180
 181 &mdio {
 182         status = "okay";
 183         phy0: ethernet-phy@0 {
 184                 reg = <0>;
 185         };
 186
 187         phy1: ethernet-phy@1 {
 188                 reg = <1>;
 189         };
 190 };
 191
 192 &eth0 {
 193         pinctrl-names = "default";
 194         pinctrl-0 = <&rgmii_pins>;
 195         phy-mode = "rgmii-id";
 196         phy = <&phy0>;
 197         status = "okay";
 198 };
 199
 200 &eth1 {
 201         phy-mode = "sgmii";
 202         phy = <&phy1>;
 203         status = "okay";
 204 };