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 status = "okay"; 83 84 gpio_exp: pca9555@22 { 85 compatible = "nxp,pca9555"; 86 gpio-controller; 87 #gpio-cells = <2>; 88 89 reg = <0x22>; 90 /* 91 * IO0_0: PWR_EN_USB2 IO1_0: PWR_EN_VTT 92 * IO0_1: PWR_EN_USB23 IO1_1: MPCIE_WDISABLE 93 * IO0_2: PWR_EN_SATA IO1_2: RGMII_DEV_RSTN 94 * IO0_3: PWR_EN_PCIE IO1_3: SGMII_DEV_RSTN 95 * IO0_4: PWR_EN_SD 96 * IO0_5: PWR_EN_EMMC 97 * IO0_6: PWR_EN_RGMII IO1_6: SATA_USB3.0_SEL 98 * IO0_7: PWR_EN_SGMII IO1_7: PWR_MCI_PS 99 */ 100 }; 101 102 rtc@68 { 103 /* PT7C4337A from pericom fully compatible with the ds1337 */ 104 compatible = "dallas,ds1337"; 105 reg = <0x68>; 106 }; 107}; 108 109/* CON3 */ 110&sata { 111 status = "okay"; 112}; 113 114&spi0 { 115 status = "okay"; 116 117 m25p80@0 { 118 compatible = "jedec,spi-nor"; 119 reg = <0>; 120 spi-max-frequency = <108000000>; 121 spi-rx-bus-width = <4>; 122 spi-tx-bus-width = <4>; 123 124 partitions { 125 compatible = "fixed-partitions"; 126 #address-cells = <1>; 127 #size-cells = <1>; 128 partition@0 { 129 label = "bootloader"; 130 reg = <0x0 0x200000>; 131 }; 132 partition@200000 { 133 label = "U-boot Env"; 134 reg = <0x200000 0x10000>; 135 }; 136 partition@210000 { 137 label = "Linux"; 138 reg = <0x210000 0xDF0000>; 139 }; 140 }; 141 }; 142}; 143 144/* Exported on the micro USB connector CON32 through an FTDI */ 145&uart0 { 146 status = "okay"; 147}; 148 149&sdhci0 { 150 non-removable; 151 bus-width = <8>; 152 mmc-ddr-1_8v; 153 mmc-hs400-1_8v; 154 marvell,pad-type = "fixed-1-8v"; 155 status = "okay"; 156}; 157 158/* CON31 */ 159&usb3 { 160 status = "okay"; 161 usb-phy = <&usb3_phy>; 162}; 163 164/* CON17 (PCIe) / CON12 (mini-PCIe) */ 165&pcie0 { 166 status = "okay"; 167}; 168 169/* CON27 */ 170&usb2 { 171 status = "okay"; 172}; 173 174 175&mdio { 176 status = "okay"; 177 phy0: ethernet-phy@0 { 178 reg = <0>; 179 }; 180 181 phy1: ethernet-phy@1 { 182 reg = <1>; 183 }; 184}; 185 186ð0 { 187 phy-mode = "rgmii-id"; 188 phy = <&phy0>; 189 status = "okay"; 190}; 191 192ð1 { 193 phy-mode = "sgmii"; 194 phy = <&phy1>; 195 status = "okay"; 196}; 197