arch/arm/boot/dts/armada-xp-linksys-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_UART0_ALTERNATE option should be
   7  * used.
   8  *
   9  * Copyright (C) 2014 Imre Kaloz <kaloz@openwrt.org>
  10  *
  11  * Based on armada-xp-axpwifiap.dts:
  12  *
  13  *     Copyright (C) 2013 Marvell
  14  *
  15  *     Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
  16  *
  17  * This file is dual-licensed: you can use it either under the terms
  18  * of the GPL or the X11 license, at your option. Note that this dual
  19  * licensing only applies to this file, and not this project as a
  20  * whole.
  21  *
  22  *  a) This file is licensed under the terms of the GNU General Public
  23  *     License version 2.  This program is licensed "as is" without
  24  *     any warranty of any kind, whether express or implied.
  25  *
  26  * Or, alternatively,
  27  *
  28  *  b) Permission is hereby granted, free of charge, to any person
  29  *     obtaining a copy of this software and associated documentation
  30  *     files (the "Software"), to deal in the Software without
  31  *     restriction, including without limitation the rights to use,
  32  *     copy, modify, merge, publish, distribute, sublicense, and/or
  33  *     sell copies of the Software, and to permit persons to whom the
  34  *     Software is furnished to do so, subject to the following
  35  *     conditions:
  36  *
  37  *     The above copyright notice and this permission notice shall be
  38  *     included in all copies or substantial portions of the Software.
  39  *
  40  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  41  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  42  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  43  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  44  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  45  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  46  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  47  *     OTHER DEALINGS IN THE SOFTWARE.
  48  */
  49
  50 /dts-v1/;
  51 #include <dt-bindings/gpio/gpio.h>
  52 #include <dt-bindings/input/input.h>
  53 #include "armada-xp-mv78230.dtsi"
  54
  55 / {
  56         model = "Linksys WRT1900AC";
  57         compatible = "linksys,mamba", "marvell,armadaxp-mv78230",
  58                      "marvell,armadaxp", "marvell,armada-370-xp";
  59
  60         chosen {
  61                 bootargs = "console=ttyS0,115200";
  62                 stdout-path = &uart0;
  63         };
  64
  65         memory@0 {
  66                 device_type = "memory";
  67                 reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */
  68         };
  69
  70         soc {
  71                 ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
  72                           MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000
  73                           MBUS_ID(0x09, 0x09) 0 0 0xf1100000 0x10000
  74                           MBUS_ID(0x09, 0x05) 0 0 0xf1110000 0x10000>;
  75
  76                 internal-regs {
  77
  78                         rtc@10300 {
  79                                 /* No crystal connected to the internal RTC */
  80                                 status = "disabled";
  81                         };
  82
  83                         /* J10: VCC, NC, RX, NC, TX, GND  */
  84                         serial@12000 {
  85                                 status = "okay";
  86                         };
  87
  88                         sata@a0000 {
  89                                 nr-ports = <1>;
  90                                 status = "okay";
  91                         };
  92
  93                         ethernet@70000 {
  94                                 pinctrl-0 = <&ge0_rgmii_pins>;
  95                                 pinctrl-names = "default";
  96                                 status = "okay";
  97                                 phy-mode = "rgmii-id";
  98                                 fixed-link {
  99                                         speed = <1000>;
 100                                         full-duplex;
 101                                 };
 102                         };
 103
 104                         ethernet@74000 {
 105                                 pinctrl-0 = <&ge1_rgmii_pins>;
 106                                 pinctrl-names = "default";
 107                                 status = "okay";
 108                                 phy-mode = "rgmii-id";
 109                                 fixed-link {
 110                                         speed = <1000>;
 111                                         full-duplex;
 112                                 };
 113                         };
 114
 115                         /* USB part of the eSATA/USB 2.0 port */
 116                         usb@50000 {
 117                                 status = "okay";
 118                         };
 119
 120                         i2c@11000 {
 121                                 status = "okay";
 122                                 clock-frequency = <100000>;
 123
 124                                 tmp421@4c {
 125                                         compatible = "ti,tmp421";
 126                                         reg = <0x4c>;
 127                                 };
 128
 129                                 tlc59116@68 {
 130                                         #address-cells = <1>;
 131                                         #size-cells = <0>;
 132                                         #gpio-cells = <2>;
 133                                         compatible = "ti,tlc59116";
 134                                         reg = <0x68>;
 135
 136                                         wan_amber@0 {
 137                                                 label = "mamba:amber:wan";
 138                                                 reg = <0x0>;
 139                                         };
 140
 141                                         wan_white@1 {
 142                                                 label = "mamba:white:wan";
 143                                                 reg = <0x1>;
 144                                         };
 145
 146                                         wlan_2g@2 {
 147                                                 label = "mamba:white:wlan_2g";
 148                                                 reg = <0x2>;
 149                                         };
 150
 151                                         wlan_5g@3 {
 152                                                 label = "mamba:white:wlan_5g";
 153                                                 reg = <0x3>;
 154                                         };
 155
 156                                         esata@4 {
 157                                                 label = "mamba:white:esata";
 158                                                 reg = <0x4>;
 159                                         };
 160
 161                                         usb2@5 {
 162                                                 label = "mamba:white:usb2";
 163                                                 reg = <0x5>;
 164                                         };
 165
 166                                         usb3_1@6 {
 167                                                 label = "mamba:white:usb3_1";
 168                                                 reg = <0x6>;
 169                                         };
 170
 171                                         usb3_2@7 {
 172                                                 label = "mamba:white:usb3_2";
 173                                                 reg = <0x7>;
 174                                         };
 175
 176                                         wps_white@8 {
 177                                                 label = "mamba:white:wps";
 178                                                 reg = <0x8>;
 179                                         };
 180
 181                                         wps_amber@9 {
 182                                                 label = "mamba:amber:wps";
 183                                                 reg = <0x9>;
 184                                         };
 185                                 };
 186                         };
 187
 188                         nand@d0000 {
 189                                 status = "okay";
 190                                 num-cs = <1>;
 191                                 marvell,nand-keep-config;
 192                                 marvell,nand-enable-arbiter;
 193                                 nand-on-flash-bbt;
 194                                 nand-ecc-strength = <4>;
 195                                 nand-ecc-step-size = <512>;
 196
 197                                 partition@0 {
 198                                         label = "u-boot";
 199                                         reg = <0x0000000 0x100000>;  /* 1MB */
 200                                         read-only;
 201                                 };
 202
 203                                 partition@100000 {
 204                                         label = "u_env";
 205                                         reg = <0x100000 0x40000>;    /* 256KB */
 206                                 };
 207
 208                                 partition@140000 {
 209                                         label = "s_env";
 210                                         reg = <0x140000 0x40000>;    /* 256KB */
 211                                 };
 212
 213                                 partition@900000 {
 214                                         label = "devinfo";
 215                                         reg = <0x900000 0x100000>;   /* 1MB */
 216                                         read-only;
 217                                 };
 218
 219                                 /* kernel1 overlaps with rootfs1 by design */
 220                                 partition@a00000 {
 221                                         label = "kernel1";
 222                                         reg = <0xa00000 0x2800000>;  /* 40MB */
 223                                 };
 224
 225                                 partition@d00000 {
 226                                         label = "rootfs1";
 227                                         reg = <0xd00000 0x2500000>;  /* 37MB */
 228                                 };
 229
 230                                 /* kernel2 overlaps with rootfs2 by design */
 231                                 partition@3200000 {
 232                                         label = "kernel2";
 233                                         reg = <0x3200000 0x2800000>; /* 40MB */
 234                                 };
 235
 236                                 partition@3500000 {
 237                                         label = "rootfs2";
 238                                         reg = <0x3500000 0x2500000>; /* 37MB */
 239                                 };
 240
 241                                 /*
 242                                  * 38MB, last MB is for the BBT, not writable
 243                                  */
 244                                 partition@5a00000 {
 245                                         label = "syscfg";
 246                                         reg = <0x5a00000 0x2600000>;
 247                                 };
 248
 249                                 /*
 250                                  * Unused area between "s_env" and "devinfo".
 251                                  * Moved here because otherwise the renumbered
 252                                  * partitions would break the bootloader
 253                                  * supplied bootargs
 254                                  */
 255                                 partition@180000 {
 256                                         label = "unused_area";
 257                                         reg = <0x180000 0x780000>;   /* 7.5MB */
 258                                 };
 259                         };
 260                 };
 261         };
 262
 263         gpio_keys {
 264                 compatible = "gpio-keys";
 265                 #address-cells = <1>;
 266                 #size-cells = <0>;
 267                 pinctrl-0 = <&keys_pin>;
 268                 pinctrl-names = "default";
 269
 270                 wps {
 271                         label = "WPS";
 272                         linux,code = <KEY_WPS_BUTTON>;
 273                         gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
 274                 };
 275
 276                 reset {
 277                         label = "Factory Reset Button";
 278                         linux,code = <KEY_RESTART>;
 279                         gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
 280                 };
 281         };
 282
 283         gpio-leds {
 284                 compatible = "gpio-leds";
 285                 pinctrl-0 = <&power_led_pin>;
 286                 pinctrl-names = "default";
 287
 288                 power {
 289                         label = "mamba:white:power";
 290                         gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
 291                         default-state = "on";
 292                 };
 293         };
 294
 295         gpio_fan {
 296                 /* SUNON HA4010V4-0000-C99 */
 297                 compatible = "gpio-fan";
 298                 gpios = <&gpio0 24 0>;
 299
 300                 gpio-fan,speed-map = <0    0
 301                                       4500 1>;
 302         };
 303
 304         dsa {
 305                 compatible = "marvell,dsa";
 306                 #address-cells = <2>;
 307                 #size-cells = <0>;
 308
 309                 dsa,ethernet = <&eth0>;
 310                 dsa,mii-bus = <&mdio>;
 311
 312                 switch@0 {
 313                         #address-cells = <1>;
 314                         #size-cells = <0>;
 315                         reg = <0x0 0>;  /* MDIO address 0, switch 0 in tree */
 316
 317                         port@0 {
 318                                 reg = <0>;
 319                                 label = "lan4";
 320                         };
 321
 322                         port@1 {
 323                                 reg = <1>;
 324                                 label = "lan3";
 325                         };
 326
 327                         port@2 {
 328                                 reg = <2>;
 329                                 label = "lan2";
 330                         };
 331
 332                         port@3 {
 333                                 reg = <3>;
 334                                 label = "lan1";
 335                         };
 336
 337                         port@4 {
 338                                 reg = <4>;
 339                                 label = "internet";
 340                         };
 341
 342                         port@5 {
 343                                 reg = <5>;
 344                                 label = "cpu";
 345                         };
 346                 };
 347         };
 348 };
 349
 350 &pciec {
 351         status = "okay";
 352
 353         /* Etron EJ168 USB 3.0 controller */
 354         pcie@1,0 {
 355                 /* Port 0, Lane 0 */
 356                 status = "okay";
 357         };
 358
 359         /* First mini-PCIe port */
 360         pcie@2,0 {
 361                 /* Port 0, Lane 1 */
 362                 status = "okay";
 363         };
 364
 365         /* Second mini-PCIe port */
 366         pcie@3,0 {
 367                 /* Port 0, Lane 3 */
 368                 status = "okay";
 369         };
 370 };
 371
 372 &pinctrl {
 373
 374         keys_pin: keys-pin {
 375                 marvell,pins = "mpp32", "mpp33";
 376                 marvell,function = "gpio";
 377         };
 378
 379         power_led_pin: power-led-pin {
 380                 marvell,pins = "mpp40";
 381                 marvell,function = "gpio";
 382         };
 383
 384         gpio_fan_pin: gpio-fan-pin {
 385                 marvell,pins = "mpp24";
 386                 marvell,function = "gpio";
 387         };
 388 };
 389
 390 &spi0 {
 391         status = "okay";
 392
 393         spi-flash@0 {
 394                 #address-cells = <1>;
 395                 #size-cells = <1>;
 396                 compatible = "everspin,mr25h256";
 397                 reg = <0>; /* Chip select 0 */
 398                 spi-max-frequency = <40000000>;
 399         };
 400 };