target/linux/mediatek/dts/mt7981b-xiaomi-mi-router-wr30u.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2
   3 /dts-v1/;
   4 #include <dt-bindings/input/input.h>
   5 #include <dt-bindings/gpio/gpio.h>
   6
   7 #include "mt7981.dtsi"
   8
   9 / {
  10         aliases {
  11                 serial0 = &uart0;
  12                 led-boot = &led_system_yellow;
  13                 led-failsafe = &led_system_yellow;
  14                 led-running = &led_system_blue;
  15                 led-upgrade = &led_system_yellow;
  16         };
  17
  18         chosen {
  19                 stdout-path = "serial0:115200n8";
  20         };
  21
  22         memory {
  23                 reg = <0 0x40000000 0 0x10000000>;
  24         };
  25
  26         gpio-keys {
  27                 compatible = "gpio-keys";
  28
  29                 reset {
  30                         label = "reset";
  31                         gpios = <&pio 1 GPIO_ACTIVE_LOW>;
  32                         linux,code = <KEY_RESTART>;
  33                 };
  34
  35                 mesh {
  36                         label = "mesh";
  37                         gpios = <&pio 0 GPIO_ACTIVE_LOW>;
  38                         linux,code = <BTN_9>;
  39                         linux,input-type = <EV_SW>;
  40                 };
  41         };
  42
  43         leds {
  44                 compatible = "gpio-leds";
  45
  46                 led_system_blue: system_blue {
  47                         label = "blue:system";
  48                         gpios = <&pio 9 GPIO_ACTIVE_LOW>;
  49                 };
  50
  51                 led_system_yellow: system_yellow {
  52                         label = "yellow:system";
  53                         gpios = <&pio 10 GPIO_ACTIVE_LOW>;
  54                 };
  55
  56                 led_network_blue {
  57                         label = "blue:network";
  58                         gpios = <&pio 11 GPIO_ACTIVE_LOW>;
  59                 };
  60
  61                 led_network_yellow {
  62                         label = "yellow:network";
  63                         gpios = <&pio 12 GPIO_ACTIVE_LOW>;
  64                 };
  65         };
  66 };
  67
  68 &eth {
  69         status = "okay";
  70
  71         gmac0: mac@0 {
  72                 compatible = "mediatek,eth-mac";
  73                 reg = <0>;
  74                 phy-mode = "2500base-x";
  75
  76                 nvmem-cells = <&macaddr_factory_4>;
  77                 nvmem-cell-names = "mac-address";
  78                 mac-address-increment = <(-1)>;
  79
  80                 fixed-link {
  81                         speed = <2500>;
  82                         full-duplex;
  83                         pause;
  84                 };
  85         };
  86 };
  87
  88 &mdio_bus {
  89         switch: switch@1f {
  90                 compatible = "mediatek,mt7531";
  91                 reg = <31>;
  92                 reset-gpios = <&pio 39 GPIO_ACTIVE_HIGH>;
  93                 interrupt-controller;
  94                 #interrupt-cells = <1>;
  95                 interrupt-parent = <&pio>;
  96                 interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
  97         };
  98 };
  99
 100 &switch {
 101         ports {
 102                 #address-cells = <1>;
 103                 #size-cells = <0>;
 104
 105                 port@0 {
 106                         reg = <0>;
 107                         label = "wan";
 108                 };
 109
 110                 port@1 {
 111                         reg = <1>;
 112                         label = "lan2";
 113                 };
 114
 115                 port@2 {
 116                         reg = <2>;
 117                         label = "lan3";
 118                 };
 119
 120                 port@3 {
 121                         reg = <3>;
 122                         label = "lan4";
 123                 };
 124
 125                 port@6 {
 126                         reg = <6>;
 127                         ethernet = <&gmac0>;
 128                         phy-mode = "2500base-x";
 129
 130                         fixed-link {
 131                                 speed = <2500>;
 132                                 full-duplex;
 133                                 pause;
 134                         };
 135                 };
 136         };
 137 };
 138
 139 &spi0 {
 140         pinctrl-names = "default";
 141         pinctrl-0 = <&spi0_flash_pins>;
 142         status = "okay";
 143
 144         spi_nand: flash@0 {
 145                 #address-cells = <1>;
 146                 #size-cells = <1>;
 147                 compatible = "spi-nand";
 148                 reg = <0>;
 149
 150                 spi-max-frequency = <52000000>;
 151                 spi-tx-bus-width = <4>;
 152                 spi-rx-bus-width = <4>;
 153
 154                 partitions: partitions {
 155                         compatible = "fixed-partitions";
 156                         #address-cells = <1>;
 157                         #size-cells = <1>;
 158
 159                         partition@0 {
 160                                 label = "BL2";
 161                                 reg = <0x00 0x100000>;
 162                                 read-only;
 163                         };
 164
 165                         partition@100000 {
 166                                 label = "Nvram";
 167                                 reg = <0x100000 0x40000>;
 168                         };
 169
 170                         partition@140000 {
 171                                 label = "Bdata";
 172                                 reg = <0x140000 0x40000>;
 173                         };
 174
 175                         factory: partition@180000 {
 176                                 label = "Factory";
 177                                 reg = <0x180000 0x200000>;
 178                                 read-only;
 179
 180                                 nvmem-layout {
 181                                         compatible = "fixed-layout";
 182                                         #address-cells = <1>;
 183                                         #size-cells = <1>;
 184
 185                                         macaddr_factory_4: macaddr@4 {
 186                                                 reg = <0x4 0x6>;
 187                                         };
 188                                 };
 189                         };
 190
 191                         partition@380000 {
 192                                 label = "FIP";
 193                                 reg = <0x380000 0x200000>;
 194                                 read-only;
 195                         };
 196
 197                         partition@580000 {
 198                                 label = "crash";
 199                                 reg = <0x580000 0x40000>;
 200                                 read-only;
 201                         };
 202
 203                         partition@5c0000 {
 204                                 label = "crash_log";
 205                                 reg = <0x5c0000 0x40000>;
 206                                 read-only;
 207                         };
 208
 209                         partition@7600000 {
 210                                 label = "KF";
 211                                 reg = <0x7600000 0x40000>;
 212                                 read-only;
 213                         };
 214                 };
 215         };
 216 };
 217
 218 &pio {
 219         spi0_flash_pins: spi0-pins {
 220                 mux {
 221                         function = "spi";
 222                         groups = "spi0", "spi0_wp_hold";
 223                 };
 224
 225                 conf-pu {
 226                         pins = "SPI0_CS", "SPI0_HOLD", "SPI0_WP";
 227                         drive-strength = <MTK_DRIVE_8mA>;
 228                         bias-pull-up = <MTK_PUPD_SET_R1R0_11>;
 229                 };
 230
 231                 conf-pd {
 232                         pins = "SPI0_CLK", "SPI0_MOSI", "SPI0_MISO";
 233                         drive-strength = <MTK_DRIVE_8mA>;
 234                         bias-pull-down = <MTK_PUPD_SET_R1R0_11>;
 235                 };
 236         };
 237 };
 238
 239 &wifi {
 240         status = "okay";
 241
 242         mediatek,mtd-eeprom = <&factory 0x0>;
 243 };
 244
 245 &uart0 {
 246         status = "okay";
 247 };
 248
 249 &watchdog {
 250         status = "okay";
 251 };