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 192ð0 { 193 pinctrl-names = "default"; 194 pinctrl-0 = <&rgmii_pins>; 195 phy-mode = "rgmii-id"; 196 phy = <&phy0>; 197 status = "okay"; 198}; 199 200ð1 { 201 phy-mode = "sgmii"; 202 phy = <&phy1>; 203 status = "okay"; 204}; 205