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@@ -0,0 +1,249 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
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+
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+/dts-v1/;
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+#include <dt-bindings/input/input.h>
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+#include <dt-bindings/gpio/gpio.h>
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+
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+#include "mt7981.dtsi"
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+
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+/ {
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+ aliases {
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+ serial0 = &uart0;
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+ led-boot = &led_system_yellow;
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+ led-failsafe = &led_system_yellow;
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+ led-running = &led_system_blue;
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+ led-upgrade = &led_system_yellow;
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+ };
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+
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+ chosen {
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+ stdout-path = "serial0:115200n8";
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+ };
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+
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+ memory {
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+ reg = <0 0x40000000 0 0x10000000>;
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+ };
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+
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+ gpio-keys {
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+ compatible = "gpio-keys";
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+
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+ reset {
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+ label = "reset";
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+ gpios = <&pio 1 GPIO_ACTIVE_LOW>;
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+ linux,code = <KEY_RESTART>;
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+ };
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+
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+ mesh {
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+ label = "mesh";
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+ gpios = <&pio 0 GPIO_ACTIVE_LOW>;
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+ linux,code = <BTN_9>;
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+ linux,input-type = <EV_SW>;
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+ };
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+ };
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+
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+ leds {
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+ compatible = "gpio-leds";
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+
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+ led_system_blue: system_blue {
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+ label = "blue:system";
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+ gpios = <&pio 9 GPIO_ACTIVE_LOW>;
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+ };
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+
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+ led_system_yellow: system_yellow {
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+ label = "yellow:system";
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+ gpios = <&pio 10 GPIO_ACTIVE_LOW>;
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+ };
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+
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+ led_network_blue {
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+ label = "blue:network";
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+ gpios = <&pio 11 GPIO_ACTIVE_LOW>;
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+ };
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+
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+ led_network_yellow {
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+ label = "yellow:network";
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+ gpios = <&pio 12 GPIO_ACTIVE_LOW>;
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+ };
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+ };
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+};
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+
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+ð {
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+ status = "okay";
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+
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+ gmac0: mac@0 {
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+ compatible = "mediatek,eth-mac";
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+ reg = <0>;
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+ phy-mode = "2500base-x";
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+
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+ nvmem-cells = <&macaddr_factory_4>;
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+ nvmem-cell-names = "mac-address";
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+ mac-address-increment = <(-1)>;
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+
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+ fixed-link {
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+ speed = <2500>;
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+ full-duplex;
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+ pause;
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+ };
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+ };
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+};
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+
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+&mdio_bus {
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+ switch: switch@0 {
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+ compatible = "mediatek,mt7531";
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+ reg = <31>;
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+ reset-gpios = <&pio 39 GPIO_ACTIVE_HIGH>;
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+ interrupt-controller;
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+ #interrupt-cells = <1>;
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+ interrupt-parent = <&pio>;
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+ interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
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+ };
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+};
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+
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+&switch {
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+ ports {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ port@0 {
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+ reg = <0>;
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+ label = "wan";
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+ };
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+
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+ port@1 {
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+ reg = <1>;
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+ label = "lan2";
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+ };
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+
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+ port@2 {
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+ reg = <2>;
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+ label = "lan3";
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+ };
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+
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+ port@3 {
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+ reg = <3>;
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+ label = "lan4";
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+ };
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+
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+ port@6 {
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+ reg = <6>;
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+ ethernet = <&gmac0>;
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+ phy-mode = "2500base-x";
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+
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+ fixed-link {
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+ speed = <2500>;
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+ full-duplex;
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+ pause;
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+ };
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+ };
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+ };
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+};
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+
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+&spi0 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&spi0_flash_pins>;
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+ status = "okay";
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+
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+ spi_nand: flash@0 {
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+ compatible = "spi-nand";
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+ reg = <0>;
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+
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+ spi-max-frequency = <52000000>;
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+ spi-tx-buswidth = <4>;
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+ spi-rx-buswidth = <4>;
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+
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+ partitions: partitions {
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+ compatible = "fixed-partitions";
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+
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+ partition@0 {
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+ label = "BL2";
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+ reg = <0x00 0x100000>;
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+ read-only;
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+ };
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+
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+ partition@100000 {
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+ label = "Nvram";
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+ reg = <0x100000 0x40000>;
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+ };
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+
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+ partition@140000 {
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+ label = "Bdata";
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+ reg = <0x140000 0x40000>;
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+ };
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+
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+ factory: partition@180000 {
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+ label = "Factory";
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+ reg = <0x180000 0x200000>;
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+ read-only;
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+
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+ compatible = "nvmem-cells";
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+ #address-cells = <1>;
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+ #size-cells = <1>;
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+
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+ macaddr_factory_4: macaddr@4 {
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+ reg = <0x4 0x6>;
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+ };
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+ };
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+
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+ partition@380000 {
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+ label = "FIP";
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+ reg = <0x380000 0x200000>;
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+ read-only;
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+ };
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+
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+ partition@580000 {
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+ label = "crash";
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+ reg = <0x580000 0x40000>;
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+ read-only;
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+ };
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+
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+ partition@5c0000 {
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+ label = "crash_log";
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+ reg = <0x5c0000 0x40000>;
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+ read-only;
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+ };
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+
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+ partition@7600000 {
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+ label = "KF";
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+ reg = <0x7600000 0x40000>;
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+ read-only;
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+ };
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+ };
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+ };
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+};
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+
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+&pio {
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+ spi0_flash_pins: spi0-pins {
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+ mux {
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+ function = "spi";
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+ groups = "spi0", "spi0_wp_hold";
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+ };
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+
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+ conf-pu {
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+ pins = "SPI0_CS", "SPI0_HOLD", "SPI0_WP";
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+ drive-strength = <MTK_DRIVE_8mA>;
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+ bias-pull-up = <MTK_PUPD_SET_R1R0_11>;
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+ };
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+
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+ conf-pd {
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+ pins = "SPI0_CLK", "SPI0_MOSI", "SPI0_MISO";
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+ drive-strength = <MTK_DRIVE_8mA>;
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+ bias-pull-down = <MTK_PUPD_SET_R1R0_11>;
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+ };
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+ };
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+};
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+
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+&wifi {
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+ status = "okay";
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+
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+ mediatek,mtd-eeprom = <&factory 0x0>;
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+};
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+
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+&uart0 {
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+ status = "okay";
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+};
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+
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+&watchdog {
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+ status = "okay";
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+};
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Hank Moretti