--- /dev/null
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+/dts-v1/;
+
+#include "ipq8074-512m.dtsi"
+#include "ipq8074-ac-cpu.dtsi"
+#include "ipq8074-ess.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+
+/ {
+ model = "CMCC RM2-6";
+ compatible = "cmcc,rm2-6", "qcom,ipq8074";
+
+ aliases {
+ serial0 = &blsp1_uart5;
+ serial1 = &blsp1_uart3;
+ led-boot = &led_status_red;
+ led-failsafe = &led_status_red;
+ led-running = &led_status_blue;
+ led-upgrade = &led_status_amber;
+ /*
+ * Aliases as required by u-boot
+ * to patch MAC addresses
+ */
+ ethernet0 = &dp4;
+ ethernet1 = &dp2;
+ ethernet2 = &dp5;
+ label-mac-device = &dp4;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ bootargs-append = " root=/dev/ubiblock0_1";
+ };
+
+ keys {
+ compatible = "gpio-keys";
+
+ wps {
+ label = "wps";
+ linux,code = <KEY_WPS_BUTTON>;
+ gpios = <&tlmm 27 GPIO_ACTIVE_LOW>;
+ };
+
+ reset {
+ label = "reset";
+ linux,code = <KEY_RESTART>;
+ gpios = <&tlmm 30 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led_status_amber: status-amber {
+ color = <LED_COLOR_ID_AMBER>;
+ function = LED_FUNCTION_STATUS;
+ gpio = <&tlmm 25 GPIO_ACTIVE_HIGH>;
+ };
+
+ led_status_blue: status-blue {
+ color = <LED_COLOR_ID_BLUE>;
+ function = LED_FUNCTION_STATUS;
+ gpio = <&tlmm 26 GPIO_ACTIVE_HIGH>;
+ };
+
+ led_status_red: status-red {
+ color = <LED_COLOR_ID_RED>;
+ function = LED_FUNCTION_STATUS;
+ gpio = <&tlmm 31 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ fan: gpio-fan {
+ #cooling-cells = <2>;
+ compatible = "gpio-fan";
+ gpio = <&tlmm 29 GPIO_ACTIVE_HIGH>;
+ gpio-fan,speed-map = <0 0>, <1 1>;
+ };
+};
+
+&tlmm {
+ mdio_pins: mdio-pins {
+ mdc {
+ pins = "gpio68";
+ function = "mdc";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+
+ mdio {
+ pins = "gpio69";
+ function = "mdio";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+ };
+};
+
+&blsp1_uart3 {
+ status = "okay";
+};
+
+&blsp1_uart5 {
+ status = "okay";
+};
+
+&cryptobam {
+ status = "okay";
+};
+
+&crypto {
+ status = "okay";
+};
+
+&prng {
+ status = "okay";
+};
+
+&qpic_bam {
+ status = "okay";
+};
+
+&qpic_nand {
+ status = "okay";
+
+ nand@0 {
+ reg = <0>;
+ nand-ecc-strength = <8>;
+ nand-ecc-step-size = <512>;
+ nand-bus-width = <8>;
+
+ partitions {
+ compatible = "qcom,smem-part";
+ };
+ };
+};
+
+&cpu0_thermal {
+ trips {
+ cpu0_trip_active: cpu-active {
+ temperature = <60000>;
+ hysteresis = <2000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ cpu-active {
+ cooling-device = <&fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ trip = <&cpu0_trip_active>;
+ };
+ };
+};
+
+&cpu1_thermal {
+ trips {
+ cpu1_trip_active: cpu-active {
+ temperature = <60000>;
+ hysteresis = <2000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ cpu-active {
+ cooling-device = <&fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ trip = <&cpu1_trip_active>;
+ };
+ };
+};
+
+&cpu2_thermal {
+ trips {
+ cpu2_trip_active: cpu-active {
+ temperature = <60000>;
+ hysteresis = <2000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ cpu-active {
+ cooling-device = <&fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ trip = <&cpu2_trip_active>;
+ };
+ };
+};
+
+&cpu3_thermal {
+ trips {
+ cpu3_trip_active: cpu-active {
+ temperature = <60000>;
+ hysteresis = <2000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ cpu-active {
+ cooling-device = <&fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ trip = <&cpu3_trip_active>;
+ };
+ };
+};
+
+&cluster_thermal {
+ trips {
+ cluster_active: cluster-active {
+ temperature = <60000>;
+ hysteresis = <2000>;
+ type = "active";
+ };
+ };
+
+ cooling-maps {
+ cluster-active {
+ cooling-device = <&fan THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ trip = <&cluster_active>;
+ };
+ };
+};
+
+&mdio {
+ status = "okay";
+
+ pinctrl-0 = <&mdio_pins>;
+ pinctrl-names = "default";
+ reset-gpios = <&tlmm 37 GPIO_ACTIVE_LOW>;
+
+ ethernet-phy-package@0 {
+ compatible = "qcom,qca8075-package";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0>;
+
+ qca8075_1: ethernet-phy@1 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <1>;
+ };
+
+ qca8075_3: ethernet-phy@3 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <3>;
+ };
+
+ qca8075_4: ethernet-phy@4 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <4>;
+ };
+ };
+};
+
+&switch {
+ status = "okay";
+
+ switch_lan_bmp = <(ESS_PORT2 | ESS_PORT4)>;
+ switch_wan_bmp = <ESS_PORT5>;
+ switch_mac_mode = <MAC_MODE_PSGMII>;
+
+ qcom,port_phyinfo {
+ port@2 {
+ port_id = <2>;
+ phy_address = <1>;
+ };
+ port@4 {
+ port_id = <4>;
+ phy_address = <3>;
+ };
+ port@5 {
+ port_id = <5>;
+ phy_address = <4>;
+ };
+ };
+};
+
+&edma {
+ status = "okay";
+};
+
+/*
+ * Directly connect to the Hi5630
+ * PLC (Power Line Communication)
+ */
+&dp2 {
+ status = "okay";
+ phy-handle = <&qca8075_1>;
+ label = "plc";
+};
+
+&dp4 {
+ status = "okay";
+ phy-handle = <&qca8075_3>;
+ label = "lan";
+};
+
+&dp5 {
+ status = "okay";
+ phy-handle = <&qca8075_4>;
+ label = "wan";
+};
+
+&wifi {
+ status = "okay";
+
+ qcom,ath11k-calibration-variant = "CMCC-RM2-6";
+ qcom,ath11k-fw-memory-mode = <1>;
+};