target/linux/mvebu/files/arch/arm/boot/dts/armada-xp-mamba.dts

   1 /*
   2  * Device Tree file for the Linksys WRT1900AC (Mamba).
   3  *
   4  * Note: this board is shipped with a new generation boot loader that
   5  * remaps internal registers at 0xf1000000. Therefore, if earlyprintk
   6  * is used, the CONFIG_DEBUG_MVEBU_UART_ALTERNATE option should be
   7  * used.
   8  *
   9  * Copyright (C) 2013 Marvell
  10  *
  11  * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
  12  *
  13  * This file is licensed under the terms of the GNU General Public
  14  * License version 2.  This program is licensed "as is" without any
  15  * warranty of any kind, whether express or implied.
  16  */
  17
  18 /dts-v1/;
  19 #include "armada-xp-mv78230.dtsi"
  20
  21 / {
  22         model = "Linksys WRT1900AC (Mamba)";
  23         compatible = "linksys,mamba", "marvell,armadaxp-mv78230", "marvell,armadaxp", "marvell,armada-370-xp";
  24
  25         chosen {
  26                 bootargs = "console=ttyS0,115200 earlyprintk";
  27         };
  28
  29         memory {
  30                 device_type = "memory";
  31                 reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */
  32         };
  33
  34         soc {
  35                 ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
  36                           MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000>;
  37
  38                 pcie-controller {
  39                         status = "okay";
  40
  41                         /* Etron EJ168 USB 3.0 controller */
  42                         pcie@1,0 {
  43                                 /* Port 0, Lane 0 */
  44                                 status = "okay";
  45                         };
  46
  47                         /* First mini-PCIe port */
  48                         pcie@2,0 {
  49                                 /* Port 0, Lane 1 */
  50                                 status = "okay";
  51                         };
  52
  53                         /* Second mini-PCIe port */
  54                         pcie@3,0 {
  55                                 /* Port 0, Lane 3 */
  56                                 status = "okay";
  57                         };
  58                 };
  59
  60                 internal-regs {
  61                         pinctrl {
  62                                 pinctrl-0 = <&pmx_phy_int>;
  63                                 pinctrl-names = "default";
  64
  65                                 pmx_ge0: pmx-ge0 {
  66                                         marvell,pins = "mpp0", "mpp1", "mpp2", "mpp3",
  67                                                        "mpp4", "mpp5", "mpp6", "mpp7",
  68                                                        "mpp8", "mpp9", "mpp10", "mpp11";
  69                                         marvell,function = "ge0";
  70                                 };
  71
  72                                 pmx_ge1: pmx-ge1 {
  73                                         marvell,pins = "mpp12", "mpp13", "mpp14", "mpp15",
  74                                                        "mpp16", "mpp17", "mpp18", "mpp19",
  75                                                        "mpp20", "mpp21", "mpp22", "mpp23";
  76                                         marvell,function = "ge1";
  77                                 };
  78
  79                                 pmx_keys: pmx-keys {
  80                                         marvell,pins = "mpp33";
  81                                         marvell,function = "gpio";
  82                                 };
  83
  84                                 pmx_spi: pmx-spi {
  85                                         marvell,pins = "mpp36", "mpp37", "mpp38", "mpp39";
  86                                         marvell,function = "spi";
  87                                 };
  88
  89                                 pmx_phy_int: pmx-phy-int {
  90                                         marvell,pins = "mpp32";
  91                                         marvell,function = "gpio";
  92                                 };
  93                         };
  94
  95                         serial@12000 {
  96                                 clock-frequency = <250000000>;
  97                                 status = "okay";
  98                         };
  99
 100                         serial@12100 {
 101                                 clock-frequency = <250000000>;
 102                                 status = "okay";
 103                         };
 104
 105                         sata@a0000 {
 106                                 nr-ports = <1>;
 107                                 status = "okay";
 108                         };
 109
 110                         mdio {
 111                                 disabled;
 112                         };
 113
 114                         ethernet@70000 {
 115                                 pinctrl-0 = <&pmx_ge0>;
 116                                 pinctrl-names = "default";
 117                                 status = "okay";
 118                                 phy-mode = "rgmii-id";
 119                                 fixed-link {
 120                                         speed = <1000>;
 121                                         full-duplex;
 122                                 };
 123                         };
 124
 125                         ethernet@74000 {
 126                                 pinctrl-0 = <&pmx_ge1>;
 127                                 pinctrl-names = "default";
 128                                 status = "okay";
 129                                 phy-mode = "rgmii-id";
 130                                 fixed-link {
 131                                         speed = <1000>;
 132                                         full-duplex;
 133                                 };
 134                         };
 135
 136                         /* USB part of the eSATA/USB 2.0 port */
 137                         usb@50000 {
 138                                 status = "okay";
 139                         };
 140
 141                         i2c@11000 {
 142                                 status = "okay";
 143                                 clock-frequency = <100000>;
 144
 145                                 tlc59116@68 {
 146                                         #gpio-cells = <2>;
 147                                         compatible = "gpio,tlc59116";
 148                                         reg = <0x68>;
 149                                         gpio-controller;
 150                                 };
 151                         };
 152
 153                         nand@d0000 {
 154                                 status = "okay";
 155                                 num-cs = <1>;
 156                                 marvell,nand-keep-config;
 157                                 marvell,nand-enable-arbiter;
 158                                 nand-on-flash-bbt;
 159                                 nand-ecc-strength = <4>;
 160                                 nand-ecc-step-size = <512>;
 161
 162
 163                                 partition@0 {
 164                                         label = "u-boot";
 165                                         reg = <0x0000000 0x100000>;  /* 1MB */
 166                                         read-only;
 167                                 };
 168
 169                                 partition@100000 {
 170                                         label = "u_env"; //u-boot-env?
 171                                         reg = <0x100000 0x40000>;    /* 256KB */
 172                                         read-only;
 173                                 };
 174
 175                                 partition@140000 {
 176                                         label = "s_env";
 177                                         reg = <0x140000 0x40000>;    /* 256KB */
 178                                         read-only;
 179                                 };
 180
 181                                 partition@900000 {
 182                                         label = "devinfo";
 183                                         reg = <0x900000 0x100000>;    /* 1MB */
 184                                 };
 185
 186                                 partition@a00000 {
 187                                         label = "kernel";
 188                                         reg = <0xa00000 0x2800000>;    /* 40MB */
 189                                 };
 190
 191                                 partition@d00000 {
 192                                         label = "rootfs";
 193                                         reg = <0xd00000 0x2500000>;    /* 37MB */
 194                                 };
 195
 196                                 partition@3200000 {
 197                                         label = "alt_kernel";
 198                                         reg = <0x3200000 0x2800000>;    /* 40MB */
 199                                 };
 200
 201                                 partition@3500000 {
 202                                         label = "alt_rootfs";
 203                                         reg = <0x3500000 0x2500000>;    /* 37MB */
 204                                 };
 205
 206                                 /* Last MB is for the BBT, i.e. not writable */
 207                                 partition@5a00000 {
 208                                         label = "syscfg";
 209                                         reg = <0x5a00000 0x2600000>;    /* ?MB */
 210                                 };
 211                         };
 212
 213                         spi0: spi@10600 {
 214                                 status = "okay";
 215                                 pinctrl-0 = <&pmx_spi>;
 216                                 pinctrl-names = "default";
 217
 218                                 spi-flash@0 {
 219                                         #address-cells = <1>;
 220                                         #size-cells = <1>;
 221                                         compatible = "mr25h256";
 222                                         reg = <0>; /* Chip select 0 */
 223                                         spi-max-frequency = <108000000>;
 224                                 };
 225                         };
 226                 };
 227         };
 228
 229         gpio_keys {
 230                 compatible = "gpio-keys";
 231                 #address-cells = <1>;
 232                 #size-cells = <0>;
 233                 pinctrl-0 = <&pmx_keys>;
 234                 pinctrl-names = "default";
 235
 236                 button@1 {
 237                         label = "Factory Reset Button";
 238                         linux,code = <141>; /* KEY_SETUP */
 239                         gpios = <&gpio1 1 1>;
 240                 };
 241         };
 242 };