arch/arm/boot/dts/armada-375-db.dts

   1 /*
   2  * Device Tree file for Marvell Armada 375 evaluation board
   3  * (DB-88F6720)
   4  *
   5  *  Copyright (C) 2014 Marvell
   6  *
   7  * Gregory CLEMENT <gregory.clement@free-electrons.com>
   8  * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
   9  *
  10  * This file is dual-licensed: you can use it either under the terms
  11  * of the GPL or the X11 license, at your option. Note that this dual
  12  * licensing only applies to this file, and not this project as a
  13  * whole.
  14  *
  15  *  a) This file is free software; you can redistribute it and/or
  16  *     modify it under the terms of the GNU General Public License as
  17  *     published by the Free Software Foundation; either version 2 of the
  18  *     License, or (at your option) any later version.
  19  *
  20  *     This file is distributed in the hope that it will be useful
  21  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  *     GNU General Public License for more details.
  24  *
  25  * Or, alternatively
  26  *
  27  *  b) Permission is hereby granted, free of charge, to any person
  28  *     obtaining a copy of this software and associated documentation
  29  *     files (the "Software"), to deal in the Software without
  30  *     restriction, including without limitation the rights to use
  31  *     copy, modify, merge, publish, distribute, sublicense, and/or
  32  *     sell copies of the Software, and to permit persons to whom the
  33  *     Software is furnished to do so, subject to the following
  34  *     conditions:
  35  *
  36  *     The above copyright notice and this permission notice shall be
  37  *     included in all copies or substantial portions of the Software.
  38  *
  39  *     THE SOFTWARE IS PROVIDED , WITHOUT WARRANTY OF ANY KIND
  40  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  41  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  42  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  43  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY
  44  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  45  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  46  *     OTHER DEALINGS IN THE SOFTWARE.
  47  */
  48
  49 /dts-v1/;
  50 #include <dt-bindings/gpio/gpio.h>
  51 #include "armada-375.dtsi"
  52
  53 / {
  54         model = "Marvell Armada 375 Development Board";
  55         compatible = "marvell,a375-db", "marvell,armada375";
  56
  57         chosen {
  58                 bootargs = "console=ttyS0,115200 earlyprintk";
  59         };
  60
  61         memory {
  62                 device_type = "memory";
  63                 reg = <0x00000000 0x40000000>; /* 1 GB */
  64         };
  65
  66         soc {
  67                 ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
  68                           MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000>;
  69
  70                 internal-regs {
  71                         spi@10600 {
  72                                 pinctrl-0 = <&spi0_pins>;
  73                                 pinctrl-names = "default";
  74                                 /*
  75                                  * SPI conflicts with NAND, so we disable it
  76                                  * here, and select NAND as the enabled device
  77                                  * by default.
  78                                  */
  79                                 status = "disabled";
  80
  81                                 spi-flash@0 {
  82                                         #address-cells = <1>;
  83                                         #size-cells = <1>;
  84                                         compatible = "n25q128a13";
  85                                         reg = <0>; /* Chip select 0 */
  86                                         spi-max-frequency = <108000000>;
  87                                 };
  88                         };
  89
  90                         i2c@11000 {
  91                                 status = "okay";
  92                                 clock-frequency = <100000>;
  93                                 pinctrl-0 = <&i2c0_pins>;
  94                                 pinctrl-names = "default";
  95                         };
  96
  97                         i2c@11100 {
  98                                 status = "okay";
  99                                 clock-frequency = <100000>;
 100                                 pinctrl-0 = <&i2c1_pins>;
 101                                 pinctrl-names = "default";
 102                         };
 103
 104                         serial@12000 {
 105                                 status = "okay";
 106                         };
 107
 108                         pinctrl {
 109                                 sdio_st_pins: sdio-st-pins {
 110                                         marvell,pins = "mpp44", "mpp45";
 111                                         marvell,function = "gpio";
 112                                 };
 113                         };
 114
 115                         sata@a0000 {
 116                                 status = "okay";
 117                                 nr-ports = <2>;
 118                         };
 119
 120                         nand: nand@d0000 {
 121                                 pinctrl-0 = <&nand_pins>;
 122                                 pinctrl-names = "default";
 123                                 status = "okay";
 124                                 num-cs = <1>;
 125                                 marvell,nand-keep-config;
 126                                 marvell,nand-enable-arbiter;
 127                                 nand-on-flash-bbt;
 128                                 nand-ecc-strength = <4>;
 129                                 nand-ecc-step-size = <512>;
 130
 131                                 partition@0 {
 132                                         label = "U-Boot";
 133                                         reg = <0 0x800000>;
 134                                 };
 135                                 partition@800000 {
 136                                         label = "Linux";
 137                                         reg = <0x800000 0x800000>;
 138                                 };
 139                                 partition@1000000 {
 140                                         label = "Filesystem";
 141                                         reg = <0x1000000 0x3f000000>;
 142                                 };
 143                         };
 144
 145                         usb@54000 {
 146                                 status = "okay";
 147                         };
 148
 149                         usb3@58000 {
 150                                 status = "okay";
 151                         };
 152
 153                         mvsdio@d4000 {
 154                                 pinctrl-0 = <&sdio_pins &sdio_st_pins>;
 155                                 pinctrl-names = "default";
 156                                 status = "okay";
 157                                 cd-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH>;
 158                                 wp-gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>;
 159                         };
 160
 161                         mdio {
 162                                 phy0: ethernet-phy@0 {
 163                                         reg = <0>;
 164                                 };
 165
 166                                 phy3: ethernet-phy@3 {
 167                                         reg = <3>;
 168                                 };
 169                         };
 170
 171                         ethernet@f0000 {
 172                                 status = "okay";
 173
 174                                 eth0@c4000 {
 175                                         status = "okay";
 176                                         phy = <&phy0>;
 177                                         phy-mode = "rgmii-id";
 178                                 };
 179
 180                                 eth1@c5000 {
 181                                         status = "okay";
 182                                         phy = <&phy3>;
 183                                         phy-mode = "gmii";
 184                                 };
 185                         };
 186                 };
 187
 188                 pcie-controller {
 189                         status = "okay";
 190                         /*
 191                          * The two PCIe units are accessible through
 192                          * standard PCIe slots on the board.
 193                          */
 194                         pcie@1,0 {
 195                                 /* Port 0, Lane 0 */
 196                                 status = "okay";
 197                         };
 198                         pcie@2,0 {
 199                                 /* Port 1, Lane 0 */
 200                                 status = "okay";
 201                         };
 202                 };
 203         };
 204 };