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) 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 licensed under the terms of the GNU General Public
  18  * License version 2.  This program is licensed "as is" without any
  19  * warranty of any kind, whether express or implied.
  20  */
  21
  22 /dts-v1/;
  23 #include <dt-bindings/gpio/gpio.h>
  24 #include <dt-bindings/input/input.h>
  25 #include "armada-xp-mv78230.dtsi"
  26
  27 / {
  28         model = "Linksys WRT1900AC (Mamba)";
  29         compatible = "linksys,mamba", "marvell,armadaxp-mv78230", "marvell,armadaxp", "marvell,armada-370-xp";
  30
  31         chosen {
  32                 bootargs = "console=ttyS0,115200 earlyprintk";
  33         };
  34
  35         memory {
  36                 device_type = "memory";
  37                 reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */
  38         };
  39
  40         soc {
  41                 ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000
  42                           MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000>;
  43
  44                 pcie-controller {
  45                         status = "okay";
  46
  47                         /* Etron EJ168 USB 3.0 controller */
  48                         pcie@1,0 {
  49                                 /* Port 0, Lane 0 */
  50                                 status = "okay";
  51                         };
  52
  53                         /* First mini-PCIe port */
  54                         pcie@2,0 {
  55                                 /* Port 0, Lane 1 */
  56                                 status = "okay";
  57                         };
  58
  59                         /* Second mini-PCIe port */
  60                         pcie@3,0 {
  61                                 /* Port 0, Lane 3 */
  62                                 status = "okay";
  63                         };
  64                 };
  65
  66                 internal-regs {
  67                         pinctrl {
  68                                 pmx_ge0: pmx-ge0 {
  69                                         marvell,pins = "mpp0", "mpp1", "mpp2", "mpp3",
  70                                                        "mpp4", "mpp5", "mpp6", "mpp7",
  71                                                        "mpp8", "mpp9", "mpp10", "mpp11";
  72                                         marvell,function = "ge0";
  73                                 };
  74
  75                                 pmx_ge1: pmx-ge1 {
  76                                         marvell,pins = "mpp12", "mpp13", "mpp14", "mpp15",
  77                                                        "mpp16", "mpp17", "mpp18", "mpp19",
  78                                                        "mpp20", "mpp21", "mpp22", "mpp23";
  79                                         marvell,function = "ge1";
  80                                 };
  81
  82                                 pmx_keys: pmx-keys {
  83                                         marvell,pins = "mpp32", "mpp33";
  84                                         marvell,function = "gpio";
  85                                 };
  86
  87                                 pmx_spi: pmx-spi {
  88                                         marvell,pins = "mpp36", "mpp37", "mpp38", "mpp39";
  89                                         marvell,function = "spi";
  90                                 };
  91
  92                                 power_led_pin: power-led-pin {
  93                                         marvell,pins = "mpp40";
  94                                         marvell,function = "gpio";
  95                                 };
  96
  97                                 gpio_fan_pin: gpio-fan-pin {
  98                                         marvell,pins = "mpp24";
  99                                         marvell,function = "gpio";
 100                                 };
 101
 102                         };
 103
 104                         serial@12000 {
 105                                 clock-frequency = <250000000>;
 106                                 status = "okay";
 107                         };
 108
 109                         serial@12100 {
 110                                 clock-frequency = <250000000>;
 111                                 status = "okay";
 112                         };
 113
 114                         sata@a0000 {
 115                                 nr-ports = <1>;
 116                                 status = "okay";
 117                         };
 118
 119                         mdio {
 120                                 status = "disabled";
 121                         };
 122
 123                         ethernet@70000 {
 124                                 pinctrl-0 = <&pmx_ge0>;
 125                                 pinctrl-names = "default";
 126                                 status = "okay";
 127                                 phy-mode = "rgmii-id";
 128                                 fixed-link {
 129                                         speed = <1000>;
 130                                         full-duplex;
 131                                 };
 132                         };
 133
 134                         ethernet@74000 {
 135                                 pinctrl-0 = <&pmx_ge1>;
 136                                 pinctrl-names = "default";
 137                                 status = "okay";
 138                                 phy-mode = "rgmii-id";
 139                                 fixed-link {
 140                                         speed = <1000>;
 141                                         full-duplex;
 142                                 };
 143                         };
 144
 145                         /* USB part of the eSATA/USB 2.0 port */
 146                         usb@50000 {
 147                                 status = "okay";
 148                         };
 149
 150                         i2c@11000 {
 151                                 status = "okay";
 152                                 clock-frequency = <100000>;
 153
 154                                 tlc59116@68 {
 155                                         #gpio-cells = <2>;
 156                                         compatible = "gpio,tlc59116";
 157                                         reg = <0x68>;
 158                                         gpio-controller;
 159                                 };
 160                         };
 161
 162                         nand@d0000 {
 163                                 status = "okay";
 164                                 num-cs = <1>;
 165                                 marvell,nand-keep-config;
 166                                 marvell,nand-enable-arbiter;
 167                                 nand-on-flash-bbt;
 168                                 nand-ecc-strength = <4>;
 169                                 nand-ecc-step-size = <512>;
 170
 171
 172                                 partition@0 {
 173                                         label = "u-boot";
 174                                         reg = <0x0000000 0x100000>;  /* 1MB */
 175                                         read-only;
 176                                 };
 177
 178                                 partition@100000 {
 179                                         label = "u_env"; //u-boot-env?
 180                                         reg = <0x100000 0x40000>;    /* 256KB */
 181                                         read-only;
 182                                 };
 183
 184                                 partition@140000 {
 185                                         label = "s_env";
 186                                         reg = <0x140000 0x40000>;    /* 256KB */
 187                                         read-only;
 188                                 };
 189
 190                                 partition@900000 {
 191                                         label = "devinfo";
 192                                         reg = <0x900000 0x100000>;    /* 1MB */
 193                                         read-only;
 194                                 };
 195
 196                                 partition@a00000 {
 197                                         label = "kernel";
 198                                         reg = <0xa00000 0x2800000>;    /* 40MB */
 199                                 };
 200
 201                                 partition@d00000 {
 202                                         label = "rootfs";
 203                                         reg = <0xd00000 0x2500000>;    /* 37MB */
 204                                 };
 205
 206                                 partition@3200000 {
 207                                         label = "alt_kernel";
 208                                         reg = <0x3200000 0x2800000>;    /* 40MB */
 209                                 };
 210
 211                                 partition@3500000 {
 212                                         label = "alt_rootfs";
 213                                         reg = <0x3500000 0x2500000>;    /* 37MB */
 214                                 };
 215
 216                                 /* Last MB is for the BBT, i.e. not writable */
 217                                 partition@5a00000 {
 218                                         label = "syscfg";
 219                                         reg = <0x5a00000 0x2600000>;    /* ?MB */
 220                                 };
 221                         };
 222
 223                         spi0: spi@10600 {
 224                                 status = "okay";
 225                                 pinctrl-0 = <&pmx_spi>;
 226                                 pinctrl-names = "default";
 227
 228                                 spi-flash@0 {
 229                                         #address-cells = <1>;
 230                                         #size-cells = <1>;
 231                                         compatible = "mr25h256";
 232                                         reg = <0>; /* Chip select 0 */
 233                                         spi-max-frequency = <108000000>;
 234                                 };
 235                         };
 236                 };
 237         };
 238
 239         gpio_keys {
 240                 compatible = "gpio-keys";
 241                 #address-cells = <1>;
 242                 #size-cells = <0>;
 243                 pinctrl-0 = <&pmx_keys>;
 244                 pinctrl-names = "default";
 245
 246                 button@1 {
 247                         label = "WPS";
 248                         linux,code = <KEY_WPS_BUTTON>;
 249                         gpios = <&gpio0 32 GPIO_ACTIVE_HIGH>;
 250                 };
 251
 252                 button@2 {
 253                         label = "Factory Reset Button";
 254                         linux,code = <KEY_RESTART>;
 255                         gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
 256                 };
 257         };
 258
 259         gpio-leds {
 260                 compatible = "gpio-leds";
 261                 pinctrl-0 = <&power_led_pin>;
 262                 pinctrl-names = "default";
 263
 264                 power {
 265                         label = "mamba:white:power";
 266                         gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
 267                         default-state = "on";
 268                 };
 269         };
 270
 271         gpio_fan {
 272                 /* SUNON HA4010V4-0000-C99 */
 273                 compatible = "gpio-fan";
 274                 gpios = <&gpio0 24 0>;
 275
 276                 gpio-fan,speed-map = <0    0
 277                                       4500 1>;
 278         };
 279 };