diff --git a/arch/mips/boot/dts/loongson/Makefile b/arch/mips/boot/dts/loongson/Makefile
index 5c6433e441ee..c60acbafbfce 100644
--- a/arch/mips/boot/dts/loongson/Makefile
+++ b/arch/mips/boot/dts/loongson/Makefile
@@ -6,4 +6,8 @@ dtb-$(CONFIG_MACH_LOONGSON64)	+= loongson64c_8core_rs780e.dtb
 dtb-$(CONFIG_MACH_LOONGSON64)	+= loongson64g_4core_ls7a.dtb
 dtb-$(CONFIG_MACH_LOONGSON64)	+= loongson64v_4core_virtio.dtb
 
+dtb-$(CONFIG_MACH_LOONGSON64)	+= ls2k1000_pai_udb.dtb
+dtb-$(CONFIG_MACH_LOONGSON64)	+= lemote_a1901.dtb
+dtb-$(CONFIG_MACH_LOONGSON64)	+= ls3a4000_7a1000_evb.dtb
+
 obj-$(CONFIG_BUILTIN_DTB)	+= $(addsuffix .o, $(dtb-y))
diff --git a/arch/mips/boot/dts/loongson/lemote_a1901.dts b/arch/mips/boot/dts/loongson/lemote_a1901.dts
new file mode 100644
index 000000000000..880bb9153c03
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/lemote_a1901.dts
@@ -0,0 +1,96 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "loongson64g-package.dtsi"
+#include "ls7a-pch.dtsi"
+
+/ {
+	model = "LX-6901";
+
+	vga-encoder {
+		compatible = "adi,adv7123", "dumb-vga-dac";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				adv7123_in: endpoint {
+					remote-endpoint = <&dc_out_rgb1>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				adv7123_out: endpoint {
+					remote-endpoint = <&vga_connector_in>;
+				};
+			};
+		};
+	};
+
+	vga-connector {
+		compatible = "vga-connector";
+		label = "vga";
+
+		ddc-i2c-bus = <&i2c7>;
+
+		port {
+			vga_connector_in: endpoint {
+				remote-endpoint = <&adv7123_out>;
+			};
+		};
+	};
+};
+
+&package0 {
+	htvec: interrupt-controller@efdfb000080 {
+		compatible = "loongson,htvec-1.0";
+		reg = <0xefd 0xfb000080 0x40>;
+		interrupt-controller;
+		#interrupt-cells = <1>;
+
+		interrupt-parent = <&liointc>;
+		interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
+			     <25 IRQ_TYPE_LEVEL_HIGH>,
+			     <26 IRQ_TYPE_LEVEL_HIGH>,
+			     <27 IRQ_TYPE_LEVEL_HIGH>,
+			     <28 IRQ_TYPE_LEVEL_HIGH>,
+			     <29 IRQ_TYPE_LEVEL_HIGH>,
+			     <30 IRQ_TYPE_LEVEL_HIGH>,
+			     <31 IRQ_TYPE_LEVEL_HIGH>;
+	};
+};
+
+&pch {
+	msi: msi-controller@2ff00000 {
+		compatible = "loongson,pch-msi-1.0";
+		reg = <0 0x2ff00000 0 0x8>;
+		interrupt-controller;
+		msi-controller;
+		loongson,msi-base-vec = <64>;
+		loongson,msi-num-vecs = <192>;
+		interrupt-parent = <&htvec>;
+	};
+};
+
+&lsdc {
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			status = "disabled";
+		};
+
+		port@1 {
+			reg = <1>;
+			status = "ok";
+			dc_out_rgb1: endpoint {
+				remote-endpoint = <&adv7123_in>;
+			};
+		};
+	};
+};
diff --git a/arch/mips/boot/dts/loongson/ls2k1000_pai_udb.dts b/arch/mips/boot/dts/loongson/ls2k1000_pai_udb.dts
new file mode 100644
index 000000000000..972987975ada
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/ls2k1000_pai_udb.dts
@@ -0,0 +1,107 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "loongson64-2k1000.dtsi"
+
+/ {
+	model = "LS2K1000_PAI_UDB_V1.5";
+
+	panel: display@0 {
+		compatible = "panel-dpi";
+		label = "LCD070CG1024600+DC21";
+
+		rotation = <0>;
+		width-mm = <86>;
+		height-mm = <154>;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			panel_in: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&dc_out_rgb0>;
+			};
+		};
+
+		panel-timing {
+			clock-frequency = <51200000>;
+			hactive = <1024>;
+			vactive = <600>;
+			hsync-len = <4>;
+			hfront-porch = <160>;
+			hback-porch = <156>;
+			vfront-porch = <11>;
+			vback-porch = <23>;
+			vsync-len = <1>;
+
+			hsync-active = <0>;
+			vsync-active = <0>;
+			de-active = <1>;
+			pixelclk-active = <1>;
+		};
+	};
+
+	monitor: display@1 {
+		compatible = "panel-dpi";
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			monitor_in: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&dc_out_rgb1>;
+			};
+		};
+
+		panel-timing {
+			clock-frequency = <65000000>;
+			hactive = <1024>;
+			vactive = <768>;
+			hfront-porch = <24>;
+			hsync-len = <136>;
+			hback-porch = <160>;
+			vfront-porch = <3>;
+			vback-porch = <6>;
+			vsync-len = <29>;
+
+			hsync-active = <0>;
+			vsync-active = <0>;
+			de-active = <1>;
+			pixelclk-active = <1>;
+		};
+	};
+};
+
+&lsdc {
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			dc_out_rgb0: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			dc_out_rgb1: endpoint {
+				remote-endpoint = <&monitor_in>;
+			};
+		};
+	};
+};
diff --git a/arch/mips/boot/dts/loongson/ls3a4000_7a1000_evb.dts b/arch/mips/boot/dts/loongson/ls3a4000_7a1000_evb.dts
new file mode 100644
index 000000000000..e342eb9ea12e
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/ls3a4000_7a1000_evb.dts
@@ -0,0 +1,138 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "loongson64g-package.dtsi"
+#include "ls7a-pch.dtsi"
+
+/ {
+	compatible = "loongson,loongson64g-4core-ls7a";
+	model = "LS3A4000_7A1000_EVB_BOARD_V1.4";
+
+	vga-encoder {
+		compatible = "adi,adv7123", "dumb-vga-dac";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				adv7123_in: endpoint {
+					remote-endpoint = <&dc_out_rgb0>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				adv7123_out: endpoint {
+					remote-endpoint = <&vga_connector_in>;
+				};
+			};
+		};
+	};
+
+	vga-connector {
+		compatible = "vga-connector";
+		label = "vga";
+
+		ddc-i2c-bus = <&i2c6>;
+
+		port {
+			vga_connector_in: endpoint {
+				remote-endpoint = <&adv7123_out>;
+			};
+		};
+	};
+
+	tfp410: dvi-encoder {
+		compatible = "ti,tfp410";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				tfp410_in: endpoint {
+					pclk-sample = <1>;
+					bus-width = <24>;
+					remote-endpoint = <&dc_out_rgb1>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				tfp410_out: endpoint {
+					remote-endpoint = <&dvi_connector_in>;
+				};
+			};
+		};
+	};
+
+	dvi-connector {
+		compatible = "dvi-connector";
+		label = "dvi";
+		digital;
+
+		ddc-i2c-bus = <&i2c7>;
+
+		port {
+			dvi_connector_in: endpoint {
+				remote-endpoint = <&tfp410_out>;
+			};
+		};
+	};
+};
+
+&package0 {
+	htvec: interrupt-controller@efdfb000080 {
+		compatible = "loongson,htvec-1.0";
+		reg = <0xefd 0xfb000080 0x40>;
+		interrupt-controller;
+		#interrupt-cells = <1>;
+
+		interrupt-parent = <&liointc>;
+		interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
+			     <25 IRQ_TYPE_LEVEL_HIGH>,
+			     <26 IRQ_TYPE_LEVEL_HIGH>,
+			     <27 IRQ_TYPE_LEVEL_HIGH>,
+			     <28 IRQ_TYPE_LEVEL_HIGH>,
+			     <29 IRQ_TYPE_LEVEL_HIGH>,
+			     <30 IRQ_TYPE_LEVEL_HIGH>,
+			     <31 IRQ_TYPE_LEVEL_HIGH>;
+	};
+};
+
+&pch {
+	msi: msi-controller@2ff00000 {
+		compatible = "loongson,pch-msi-1.0";
+		reg = <0 0x2ff00000 0 0x8>;
+		interrupt-controller;
+		msi-controller;
+		loongson,msi-base-vec = <64>;
+		loongson,msi-num-vecs = <192>;
+		interrupt-parent = <&htvec>;
+	};
+};
+
+&lsdc {
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+			dc_out_rgb0: endpoint {
+				remote-endpoint = <&adv7123_in>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+			dc_out_rgb1: endpoint {
+				remote-endpoint = <&tfp410_in>;
+			};
+		};
+	};
+};
