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 {
  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
  74                 pcie-controller {
  75                         status = "okay";
  76
  77                         /* Etron EJ168 USB 3.0 controller */
  78                         pcie@1,0 {
  79                                 /* Port 0, Lane 0 */
  80                                 status = "okay";
  81                         };
  82
  83                         /* First mini-PCIe port */
  84                         pcie@2,0 {
  85                                 /* Port 0, Lane 1 */
  86                                 status = "okay";
  87                         };
  88
  89                         /* Second mini-PCIe port */
  90                         pcie@3,0 {
  91                                 /* Port 0, Lane 3 */
  92                                 status = "okay";
  93                         };
  94                 };
  95
  96                 internal-regs {
  97
  98                         rtc@10300 {
  99                                 /* No crystal connected to the internal RTC */
 100                                 status = "disabled";
 101                         };
 102
 103                         /* J10: VCC, NC, RX, NC, TX, GND  */
 104                         serial@12000 {
 105                                 status = "okay";
 106                         };
 107
 108                         sata@a0000 {
 109                                 nr-ports = <1>;
 110                                 status = "okay";
 111                         };
 112
 113                         ethernet@70000 {
 114                                 pinctrl-0 = <&ge0_rgmii_pins>;
 115                                 pinctrl-names = "default";
 116                                 status = "okay";
 117                                 phy-mode = "rgmii-id";
 118                                 fixed-link {
 119                                         speed = <1000>;
 120                                         full-duplex;
 121                                 };
 122                         };
 123
 124                         ethernet@74000 {
 125                                 pinctrl-0 = <&ge1_rgmii_pins>;
 126                                 pinctrl-names = "default";
 127                                 status = "okay";
 128                                 phy-mode = "rgmii-id";
 129                                 fixed-link {
 130                                         speed = <1000>;
 131                                         full-duplex;
 132                                 };
 133                         };
 134
 135                         /* USB part of the eSATA/USB 2.0 port */
 136                         usb@50000 {
 137                                 status = "okay";
 138                         };
 139
 140                         i2c@11000 {
 141                                 status = "okay";
 142                                 clock-frequency = <100000>;
 143
 144                                 tmp421@4c {
 145                                         compatible = "ti,tmp421";
 146                                         reg = <0x4c>;
 147                                 };
 148
 149                                 tlc59116@68 {
 150                                         #address-cells = <1>;
 151                                         #size-cells = <0>;
 152                                         #gpio-cells = <2>;
 153                                         compatible = "ti,tlc59116";
 154                                         reg = <0x68>;
 155
 156                                         wan_amber@0 {
 157                                                 label = "mamba:amber:wan";
 158                                                 reg = <0x0>;
 159                                         };
 160
 161                                         wan_white@1 {
 162                                                 label = "mamba:white:wan";
 163                                                 reg = <0x1>;
 164                                         };
 165
 166                                         wlan_2g@2 {
 167                                                 label = "mamba:white:wlan_2g";
 168                                                 reg = <0x2>;
 169                                         };
 170
 171                                         wlan_5g@3 {
 172                                                 label = "mamba:white:wlan_5g";
 173                                                 reg = <0x3>;
 174                                         };
 175
 176                                         esata@4 {
 177                                                 label = "mamba:white:esata";
 178                                                 reg = <0x4>;
 179                                         };
 180
 181                                         usb2@5 {
 182                                                 label = "mamba:white:usb2";
 183                                                 reg = <0x5>;
 184                                         };
 185
 186                                         usb3_1@6 {
 187                                                 label = "mamba:white:usb3_1";
 188                                                 reg = <0x6>;
 189                                         };
 190
 191                                         usb3_2@7 {
 192                                                 label = "mamba:white:usb3_2";
 193                                                 reg = <0x7>;
 194                                         };
 195
 196                                         wps_white@8 {
 197                                                 label = "mamba:white:wps";
 198                                                 reg = <0x8>;
 199                                         };
 200
 201                                         wps_amber@9 {
 202                                                 label = "mamba:amber:wps";
 203                                                 reg = <0x9>;
 204                                         };
 205                                 };
 206                         };
 207
 208                         nand@d0000 {
 209                                 status = "okay";
 210                                 num-cs = <1>;
 211                                 marvell,nand-keep-config;
 212                                 marvell,nand-enable-arbiter;
 213                                 nand-on-flash-bbt;
 214                                 nand-ecc-strength = <4>;
 215                                 nand-ecc-step-size = <512>;
 216
 217                                 partition@0 {
 218                                         label = "u-boot";
 219                                         reg = <0x0000000 0x100000>;  /* 1MB */
 220                                         read-only;
 221                                 };
 222
 223                                 partition@100000 {
 224                                         label = "u_env";
 225                                         reg = <0x100000 0x40000>;    /* 256KB */
 226                                 };
 227
 228                                 partition@140000 {
 229                                         label = "s_env";
 230                                         reg = <0x140000 0x40000>;    /* 256KB */
 231                                 };
 232
 233                                 partition@900000 {
 234                                         label = "devinfo";
 235                                         reg = <0x900000 0x100000>;   /* 1MB */
 236                                         read-only;
 237                                 };
 238
 239                                 /* kernel1 overlaps with rootfs1 by design */
 240                                 partition@a00000 {
 241                                         label = "kernel1";
 242                                         reg = <0xa00000 0x2800000>;  /* 40MB */
 243                                 };
 244
 245                                 partition@d00000 {
 246                                         label = "rootfs1";
 247                                         reg = <0xd00000 0x2500000>;  /* 37MB */
 248                                 };
 249
 250                                 /* kernel2 overlaps with rootfs2 by design */
 251                                 partition@3200000 {
 252                                         label = "kernel2";
 253                                         reg = <0x3200000 0x2800000>; /* 40MB */
 254                                 };
 255
 256                                 partition@3500000 {
 257                                         label = "rootfs2";
 258                                         reg = <0x3500000 0x2500000>; /* 37MB */
 259                                 };
 260
 261                                 /*
 262                                  * 38MB, last MB is for the BBT, not writable
 263                                  */
 264                                 partition@5a00000 {
 265                                         label = "syscfg";
 266                                         reg = <0x5a00000 0x2600000>;
 267                                 };
 268
 269                                 /*
 270                                  * Unused area between "s_env" and "devinfo".
 271                                  * Moved here because otherwise the renumbered
 272                                  * partitions would break the bootloader
 273                                  * supplied bootargs
 274                                  */
 275                                 partition@180000 {
 276                                         label = "unused_area";
 277                                         reg = <0x180000 0x780000>;   /* 7.5MB */
 278                                 };
 279                         };
 280
 281                         spi0: spi@10600 {
 282                                 status = "okay";
 283
 284                                 spi-flash@0 {
 285                                         #address-cells = <1>;
 286                                         #size-cells = <1>;
 287                                         compatible = "everspin,mr25h256";
 288                                         reg = <0>; /* Chip select 0 */
 289                                         spi-max-frequency = <40000000>;
 290                                 };
 291                         };
 292                 };
 293         };
 294
 295         gpio_keys {
 296                 compatible = "gpio-keys";
 297                 #address-cells = <1>;
 298                 #size-cells = <0>;
 299                 pinctrl-0 = <&keys_pin>;
 300                 pinctrl-names = "default";
 301
 302                 button@1 {
 303                         label = "WPS";
 304                         linux,code = <KEY_WPS_BUTTON>;
 305                         gpios = <&gpio1 0 GPIO_ACTIVE_HIGH>;
 306                 };
 307
 308                 button@2 {
 309                         label = "Factory Reset Button";
 310                         linux,code = <KEY_RESTART>;
 311                         gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
 312                 };
 313         };
 314
 315         gpio-leds {
 316                 compatible = "gpio-leds";
 317                 pinctrl-0 = <&power_led_pin>;
 318                 pinctrl-names = "default";
 319
 320                 power {
 321                         label = "mamba:white:power";
 322                         gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
 323                         default-state = "on";
 324                 };
 325         };
 326
 327         gpio_fan {
 328                 /* SUNON HA4010V4-0000-C99 */
 329                 compatible = "gpio-fan";
 330                 gpios = <&gpio0 24 0>;
 331
 332                 gpio-fan,speed-map = <0    0
 333                                       4500 1>;
 334         };
 335
 336         dsa@0 {
 337                 compatible = "marvell,dsa";
 338                 #address-cells = <2>;
 339                 #size-cells = <0>;
 340
 341                 dsa,ethernet = <&eth0>;
 342                 dsa,mii-bus = <&mdio>;
 343
 344                 switch@0 {
 345                         #address-cells = <1>;
 346                         #size-cells = <0>;
 347                         reg = <0x0 0>;  /* MDIO address 0, switch 0 in tree */
 348
 349                         port@0 {
 350                                 reg = <0>;
 351                                 label = "lan4";
 352                         };
 353
 354                         port@1 {
 355                                 reg = <1>;
 356                                 label = "lan3";
 357                         };
 358
 359                         port@2 {
 360                                 reg = <2>;
 361                                 label = "lan2";
 362                         };
 363
 364                         port@3 {
 365                                 reg = <3>;
 366                                 label = "lan1";
 367                         };
 368
 369                         port@4 {
 370                                 reg = <4>;
 371                                 label = "internet";
 372                         };
 373
 374                         port@5 {
 375                                 reg = <5>;
 376                                 label = "cpu";
 377                         };
 378                 };
 379         };
 380 };
 381
 382 &pinctrl {
 383
 384         keys_pin: keys-pin {
 385                 marvell,pins = "mpp32", "mpp33";
 386                 marvell,function = "gpio";
 387         };
 388
 389         power_led_pin: power-led-pin {
 390                 marvell,pins = "mpp40";
 391                 marvell,function = "gpio";
 392         };
 393
 394         gpio_fan_pin: gpio-fan-pin {
 395                 marvell,pins = "mpp24";
 396                 marvell,function = "gpio";
 397         };
 398 };