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 * This file is compatible with the version 1.4 and the version 2.0 of 47 * the board, however the CON numbers are different between the 2 48 * version 49 */ 50 51/dts-v1/; 52 53#include <dt-bindings/gpio/gpio.h> 54#include "armada-372x.dtsi" 55 56/ { 57 model = "Marvell Armada 3720 Development Board DB-88F3720-DDR3"; 58 compatible = "marvell,armada-3720-db", "marvell,armada3720", "marvell,armada3710"; 59 60 chosen { 61 stdout-path = "serial0:115200n8"; 62 }; 63 64 memory@0 { 65 device_type = "memory"; 66 reg = <0x00000000 0x00000000 0x00000000 0x20000000>; 67 }; 68 69 exp_usb3_vbus: usb3-vbus { 70 compatible = "regulator-fixed"; 71 regulator-name = "usb3-vbus"; 72 regulator-min-microvolt = <5000000>; 73 regulator-max-microvolt = <5000000>; 74 enable-active-high; 75 regulator-always-on; 76 gpio = <&gpio_exp 1 GPIO_ACTIVE_HIGH>; 77 }; 78 79 usb3_phy: usb3-phy { 80 compatible = "usb-nop-xceiv"; 81 vcc-supply = <&exp_usb3_vbus>; 82 }; 83 84 vcc_sd_reg1: regulator { 85 compatible = "regulator-gpio"; 86 regulator-name = "vcc_sd1"; 87 regulator-min-microvolt = <1800000>; 88 regulator-max-microvolt = <3300000>; 89 regulator-boot-on; 90 91 gpios = <&gpiosb 23 GPIO_ACTIVE_HIGH>; 92 gpios-states = <0>; 93 states = <1800000 0x1 94 3300000 0x0>; 95 enable-active-high; 96 }; 97}; 98 99/* Gigabit module on CON19(V2.0)/CON21(V1.4) */ 100ð0 { 101 pinctrl-names = "default"; 102 pinctrl-0 = <&rgmii_pins>; 103 phy-mode = "rgmii-id"; 104 phy = <&phy0>; 105 status = "okay"; 106}; 107 108/* Gigabit module on CON18(V2.0)/CON20(V1.4) */ 109ð1 { 110 phy-mode = "sgmii"; 111 phy = <&phy1>; 112 status = "okay"; 113}; 114 115&i2c0 { 116 pinctrl-names = "default"; 117 pinctrl-0 = <&i2c1_pins>; 118 status = "okay"; 119 120 gpio_exp: pca9555@22 { 121 compatible = "nxp,pca9555"; 122 gpio-controller; 123 #gpio-cells = <2>; 124 125 reg = <0x22>; 126 /* 127 * IO0_0: PWR_EN_USB2 IO1_0: PWR_EN_VTT 128 * IO0_1: PWR_EN_USB23 IO1_1: MPCIE_WDISABLE 129 * IO0_2: PWR_EN_SATA IO1_2: RGMII_DEV_RSTN 130 * IO0_3: PWR_EN_PCIE IO1_3: SGMII_DEV_RSTN 131 * IO0_4: PWR_EN_SD 132 * IO0_5: PWR_EN_EMMC 133 * IO0_6: PWR_EN_RGMII IO1_6: SATA_USB3.0_SEL 134 * IO0_7: PWR_EN_SGMII IO1_7: PWR_MCI_PS 135 */ 136 }; 137 138 rtc@68 { 139 /* PT7C4337A from pericom fully compatible with the ds1337 */ 140 compatible = "dallas,ds1337"; 141 reg = <0x68>; 142 }; 143}; 144 145&mdio { 146 status = "okay"; 147 phy0: ethernet-phy@0 { 148 reg = <0>; 149 }; 150 151 phy1: ethernet-phy@1 { 152 reg = <1>; 153 }; 154}; 155 156/* CON15(V2.0)/CON17(V1.4) : PCIe / CON15(V2.0)/CON12(V1.4) :mini-PCIe */ 157&pcie0 { 158 status = "okay"; 159}; 160 161/* CON3 */ 162&sata { 163 status = "okay"; 164}; 165 166&sdhci0 { 167 non-removable; 168 bus-width = <8>; 169 mmc-ddr-1_8v; 170 mmc-hs400-1_8v; 171 marvell,pad-type = "fixed-1-8v"; 172 status = "okay"; 173}; 174 175/* SD slot module on CON14(V2.0)/CON15(V1.4) */ 176&sdhci1 { 177 wp-inverted; 178 cd-gpios = <&gpiosb 2 GPIO_ACTIVE_LOW>; 179 bus-width = <4>; 180 marvell,pad-type = "sd"; 181 vqmmc-supply = <&vcc_sd_reg1>; 182 status = "okay"; 183}; 184 185&spi0 { 186 status = "okay"; 187 pinctrl-names = "default"; 188 pinctrl-0 = <&spi_quad_pins>; 189 190 m25p80@0 { 191 compatible = "jedec,spi-nor"; 192 reg = <0>; 193 spi-max-frequency = <108000000>; 194 spi-rx-bus-width = <4>; 195 spi-tx-bus-width = <4>; 196 197 partitions { 198 compatible = "fixed-partitions"; 199 #address-cells = <1>; 200 #size-cells = <1>; 201 partition@0 { 202 label = "bootloader"; 203 reg = <0x0 0x200000>; 204 }; 205 partition@200000 { 206 label = "U-boot Env"; 207 reg = <0x200000 0x10000>; 208 }; 209 partition@210000 { 210 label = "Linux"; 211 reg = <0x210000 0xDF0000>; 212 }; 213 }; 214 }; 215}; 216 217/* 218 * Exported on the micro USB connector CON30(V2.0)/CON32(V1.4) through 219 * an FTDI 220 */ 221&uart0 { 222 pinctrl-names = "default"; 223 pinctrl-0 = <&uart1_pins>; 224 status = "okay"; 225}; 226 227/* CON27(V2.0)/CON29(V1.4) */ 228&usb2 { 229 status = "okay"; 230}; 231 232/* CON29(V2.0)/CON31(V1.4) */ 233&usb3 { 234 status = "okay"; 235 usb-phy = <&usb3_phy>; 236}; 237