--- /dev/null
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "mt7628an.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+
+/ {
+ compatible = "qding,qc202", "mediatek,mt7628an-soc";
+ model = "Qding QC202";
+
+ aliases {
+ led-boot = &led_status_1;
+ led-failsafe = &led_status_1;
+ led-running = &led_status_1;
+ led-upgrade = &led_status_1;
+ label-mac-device = &wmac;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led-indicator-green {
+ gpios = <&gpio 3 GPIO_ACTIVE_HIGH>;
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_INDICATOR;
+ };
+
+ led-indicator-red {
+ gpios = <&gpio 11 GPIO_ACTIVE_HIGH>;
+ color = <LED_COLOR_ID_RED>;
+ function = LED_FUNCTION_INDICATOR;
+ };
+
+ led_status_1: led-status-1 {
+ gpios = <&gpio 43 GPIO_ACTIVE_LOW>;
+ color = <LED_COLOR_ID_WHITE>;
+ function-enumerator = <1>;
+ function = LED_FUNCTION_STATUS;
+ };
+
+ led-status-2 {
+ gpios = <&gpio 44 GPIO_ACTIVE_LOW>;
+ color = <LED_COLOR_ID_WHITE>;
+ function-enumerator = <2>;
+ function = LED_FUNCTION_STATUS;
+ };
+ };
+
+ keys {
+ compatible = "gpio-keys";
+
+ reset {
+ label = "reset";
+ gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_RESTART>;
+ };
+ };
+
+ beeper {
+ compatible = "gpio-beeper";
+ gpios = <&gpio 15 GPIO_ACTIVE_HIGH>;
+ };
+
+ gpio-export {
+ compatible = "gpio-export";
+
+ // When device is disassembled, GPIO will be activated
+ disassemble {
+ gpio-export,name = "disassemble";
+ gpios = <&gpio 2 GPIO_ACTIVE_HIGH>;
+ };
+
+ cc2541-boot {
+ gpio-export,name = "cc2541-boot";
+ gpio-export,output = <0>;
+ gpios = <&gpio 26 GPIO_ACTIVE_LOW>;
+ };
+
+ cc2541-reset {
+ gpio-export,name = "cc2541-reset";
+ gpio-export,output = <0>;
+ gpios = <&gpio 27 GPIO_ACTIVE_HIGH>;
+ };
+
+ cc2541-clk {
+ gpio-export,name = "cc2541-clk";
+ gpio-export,output = <0>;
+ gpios = <&gpio 28 GPIO_ACTIVE_HIGH>;
+ };
+
+ cc2541-data {
+ gpio-export,name = "cc2541-data";
+ gpio-export,direction_may_change;
+ gpios = <&gpio 29 GPIO_ACTIVE_HIGH>;
+ };
+
+ /*
+ When "OPEN THE DOOR" button is pressed
+ GPIO will be activated via the KEY signal cable
+ */
+ key {
+ gpio-export,name = "key";
+ gpios = <&gpio 37 GPIO_ACTIVE_HIGH>;
+ };
+
+ // Activate GPIO to control the relay to open the door
+ relay {
+ gpio-export,name = "relay";
+ gpio-export,output = <0>;
+ gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ matrix-keypad {
+ compatible = "gpio-matrix-keypad";
+ debounce-delay-ms = <10>;
+ col-scan-delay-us = <10>;
+ gpio-activelow;
+ wakeup-source;
+
+ row-gpios = <&gpio 20 GPIO_ACTIVE_LOW
+ &gpio 21 GPIO_ACTIVE_LOW
+ &gpio 19 GPIO_ACTIVE_LOW>;
+
+ col-gpios = <&gpio 24 GPIO_ACTIVE_LOW
+ &gpio 25 GPIO_ACTIVE_LOW
+ &gpio 22 GPIO_ACTIVE_LOW
+ &gpio 23 GPIO_ACTIVE_LOW>;
+
+ linux,keymap = <MATRIX_KEY(0, 0, KEY_1)
+ MATRIX_KEY(1, 0, KEY_2)
+ MATRIX_KEY(2, 0, KEY_3)
+ MATRIX_KEY(0, 1, KEY_4)
+ MATRIX_KEY(1, 1, KEY_5)
+ MATRIX_KEY(2, 1, KEY_6)
+ MATRIX_KEY(0, 2, KEY_7)
+ MATRIX_KEY(1, 2, KEY_8)
+ MATRIX_KEY(2, 2, KEY_9)
+ MATRIX_KEY(0, 3, KEY_BACK)
+ MATRIX_KEY(1, 3, KEY_0)
+ MATRIX_KEY(2, 3, KEY_ENTER)>;
+ };
+};
+
+&state_default {
+ gpio {
+ groups = "i2s", "gpio", "spis", "pwm1", "uart2", "sdmode", "refclk", "p1led_an", "p0led_an", "wled_an";
+ function = "gpio";
+ };
+};
+
+&spi0 {
+ status = "okay";
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <40000000>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "u-boot";
+ reg = <0x0 0x30000>;
+ read-only;
+ };
+
+ partition@30000 {
+ label = "u-boot-env";
+ reg = <0x30000 0x10000>;
+ read-only;
+ };
+
+ partition@40000 {
+ label = "factory";
+ reg = <0x40000 0x10000>;
+ read-only;
+
+ nvmem-layout {
+ compatible = "fixed-layout";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ eeprom_factory_0: eeprom@0 {
+ reg = <0x0 0x400>;
+ };
+
+ macaddr_factory_4: macaddr@4 {
+ compatible = "mac-base";
+ reg = <0x4 0x6>;
+ };
+ };
+ };
+
+ partition@50000 {
+ compatible = "denx,uimage";
+ label = "firmware";
+ reg = <0x50000 0x7b0000>;
+ };
+ };
+ };
+};
+
+ðernet {
+ nvmem-cells = <&macaddr_factory_4 (-1)>;
+ nvmem-cell-names = "mac-address";
+};
+
+&esw {
+ mediatek,portmap = <0x3f>;
+ mediatek,portdisable = <0x3e>;
+};
+
+&wmac {
+ status = "okay";
+
+ nvmem-cells = <&eeprom_factory_0>;
+ nvmem-cell-names = "eeprom";
+};
+
+&i2c {
+ status = "okay";
+
+ rfid@28 {
+ compatible = "mfrc522";
+ reg = <0x28>;
+ };
+
+ rtc@68 {
+ compatible = "dallas,ds1339";
+ reg = <0x68>;
+ };
+};
+
+&uart1 {
+ status = "okay";
+};