LoongArch: dts: Add new supported device nodes to Loongson-2K0500

By now, more Loongson-2K0500 related drivers are supported, such as
clock controller, thermal controller, and dma controller. So we add
these device nodes to the Loongson-2K0500 dts file.
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>

arch/loongarch/boot/dts/loongson-2k0500.dtsi

@@ -6,6 +6,7 @@
 /dts-v1/;
 
 #include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/clock/loongson,ls2k-clk.h>
 
 / {
 	#address-cells = <2>;
@@ -19,14 +20,15 @@ cpu0: cpu@0 {
 			compatible = "loongson,la264";
 			device_type = "cpu";
 			reg = <0x0>;
-			clocks = <&cpu_clk>;
+			clocks = <&clk LOONGSON2_NODE_CLK>;
 		};
 	};
 
-	cpu_clk: cpu-clk {
+	ref_100m: clock-ref-100m {
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
-		clock-frequency = <500000000>;
+		clock-frequency = <100000000>;
+		clock-output-names = "ref_100m";
 	};
 
 	cpuintc: interrupt-controller {
@@ -35,6 +37,28 @@ cpuintc: interrupt-controller {
 		interrupt-controller;
 	};
 
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <1000>;
+			polling-delay = <5000>;
+			thermal-sensors = <&tsensor 0>;
+
+			trips {
+				cpu-alert {
+					temperature = <33000>;
+					hysteresis = <2000>;
+					type = "active";
+				};
+
+				cpu-crit {
+					temperature = <85000>;
+					hysteresis = <5000>;
+					type = "critical";
+				};
+			};
+		};
+	};
+
 	bus@10000000 {
 		compatible = "simple-bus";
 		ranges = <0x0 0x10000000 0x0 0x10000000 0x0 0x10000000>,
@@ -52,6 +76,54 @@ isa@16400000 {
 			ranges = <1 0x0 0x0 0x16400000 0x4000>;
 		};
 
+		clk: clock-controller@1fe10400 {
+			compatible = "loongson,ls2k0500-clk";
+			reg = <0x0 0x1fe10400 0x0 0x2c>;
+			#clock-cells = <1>;
+			clocks = <&ref_100m>;
+			clock-names = "ref_100m";
+		};
+
+		dma-controller@1fe10c00 {
+			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
+			reg = <0 0x1fe10c00 0 0x8>;
+			interrupt-parent = <&eiointc>;
+			interrupts = <67>;
+			clocks = <&clk LOONGSON2_APB_CLK>;
+			#dma-cells = <1>;
+			status = "disabled";
+		};
+
+		dma-controller@1fe10c10 {
+			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
+			reg = <0 0x1fe10c10 0 0x8>;
+			interrupt-parent = <&eiointc>;
+			interrupts = <68>;
+			clocks = <&clk LOONGSON2_APB_CLK>;
+			#dma-cells = <1>;
+			status = "disabled";
+		};
+
+		dma-controller@1fe10c20 {
+			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
+			reg = <0 0x1fe10c20 0 0x8>;
+			interrupt-parent = <&eiointc>;
+			interrupts = <69>;
+			clocks = <&clk LOONGSON2_APB_CLK>;
+			#dma-cells = <1>;
+			status = "disabled";
+		};
+
+		dma-controller@1fe10c30 {
+			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";
+			reg = <0 0x1fe10c30 0 0x8>;
+			interrupt-parent = <&eiointc>;
+			interrupts = <70>;
+			clocks = <&clk LOONGSON2_APB_CLK>;
+			#dma-cells = <1>;
+			status = "disabled";
+		};
+
 		liointc0: interrupt-controller@1fe11400 {
 			compatible = "loongson,liointc-2.0";
 			reg = <0x0 0x1fe11400 0x0 0x40>,
@@ -139,6 +211,14 @@ ohci0: usb@1f058000 {
 			status = "disabled";
 		};
 
+		tsensor: thermal-sensor@1fe11500 {
+			compatible = "loongson,ls2k0500-thermal", "loongson,ls2k1000-thermal";
+			reg = <0x0 0x1fe11500 0x0 0x30>;
+			interrupt-parent = <&liointc0>;
+			interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
+			#thermal-sensor-cells = <1>;
+		};
+
 		uart0: serial@1ff40800 {
 			compatible = "ns16550a";
 			reg = <0x0 0x1ff40800 0x0 0x10>;