xref: /linux/arch/loongarch/boot/dts/loongson-2k1000.dtsi (revision 25768de50b1f2dbb6ea44bd5148a87fe2c9c3688)

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (C) 2023 Loongson Technology Corporation Limited
 */

/dts-v1/;

#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/loongson,ls2k-clk.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	#address-cells = <2>;
	#size-cells = <2>;

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			compatible = "loongson,la264";
			device_type = "cpu";
			reg= <0x0>;
			clocks = <&clk LOONGSON2_NODE_CLK>;
		};

		cpu1: cpu@1 {
			compatible = "loongson,la264";
			device_type = "cpu";
			reg = <0x1>;
			clocks = <&clk LOONGSON2_NODE_CLK>;
		};
	};

	ref_100m: clock-ref-100m {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <100000000>;
		clock-output-names = "ref_100m";
	};

	cpuintc: interrupt-controller {
		compatible = "loongson,cpu-interrupt-controller";
		#interrupt-cells = <1>;
		interrupt-controller;
	};

	/* i2c of the dvi eeprom edid */
	i2c-gpio-0 {
		compatible = "i2c-gpio";
		scl-gpios = <&gpio0 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
		sda-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
		i2c-gpio,delay-us = <5>;        /* ~100 kHz */
		#address-cells = <1>;
		#size-cells = <0>;
		status = "disabled";
	};

	/* i2c of the eeprom edid */
	i2c-gpio-1 {
		compatible = "i2c-gpio";
		scl-gpios = <&gpio0 33 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
		sda-gpios = <&gpio0 32 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
		i2c-gpio,delay-us = <5>;        /* ~100 kHz */
		#address-cells = <1>;
		#size-cells = <0>;
		status = "disabled";
	};

	thermal-zones {
		cpu-thermal {
			polling-delay-passive = <1000>;
			polling-delay = <5000>;
			thermal-sensors = <&tsensor 0>;

			trips {
				cpu_alert: cpu-alert {
					temperature = <33000>;
					hysteresis = <2000>;
					type = "active";
				};

				cpu_crit: cpu-crit {
					temperature = <85000>;
					hysteresis = <5000>;
					type = "critical";
				};
			};
		};
	};

	bus@10000000 {
		compatible = "simple-bus";
		ranges = <0x0 0x10000000 0x0 0x10000000 0x0 0x10000000>,
			 <0x0 0x02000000 0x0 0x02000000 0x0 0x02000000>,
			 <0x0 0x20000000 0x0 0x20000000 0x0 0x10000000>,
			 <0x0 0x40000000 0x0 0x40000000 0x0 0x40000000>,
			 <0xfe 0x0 0xfe 0x0 0x0 0x40000000>;
		#address-cells = <2>;
		#size-cells = <2>;
		dma-coherent;

		isa@18000000 {
			compatible = "isa";
			#size-cells = <1>;
			#address-cells = <2>;
			ranges = <1 0x0 0x0 0x18000000 0x4000>;
		};

		liointc0: interrupt-controller@1fe01400 {
			compatible = "loongson,liointc-2.0";
			reg = <0x0 0x1fe01400 0x0 0x40>,
			      <0x0 0x1fe01040 0x0 0x8>,
			      <0x0 0x1fe01140 0x0 0x8>;
			reg-names = "main", "isr0", "isr1";
			interrupt-controller;
			#interrupt-cells = <2>;
			interrupt-parent = <&cpuintc>;
			interrupts = <2>;
			interrupt-names = "int0";
			loongson,parent_int_map = <0xffffffff>, /* int0 */
						  <0x00000000>, /* int1 */
						  <0x00000000>, /* int2 */
						  <0x00000000>; /* int3 */
		};

		liointc1: interrupt-controller@1fe01440 {
			compatible = "loongson,liointc-2.0";
			reg = <0x0 0x1fe01440 0x0 0x40>,
			      <0x0 0x1fe01048 0x0 0x8>,
			      <0x0 0x1fe01148 0x0 0x8>;
			reg-names = "main", "isr0", "isr1";
			interrupt-controller;
			#interrupt-cells = <2>;
			interrupt-parent = <&cpuintc>;
			interrupts = <3>;
			interrupt-names = "int1";
			loongson,parent_int_map = <0x00000000>, /* int0 */
						  <0xffffffff>, /* int1 */
						  <0x00000000>, /* int2 */
						  <0x00000000>; /* int3 */
		};

		chipid@1fe00000 {
			compatible = "loongson,ls2k-chipid";
			reg = <0x0 0x1fe00000 0x0 0x30>;
			little-endian;
		};

		pctrl: pinctrl@1fe00420 {
			compatible = "loongson,ls2k-pinctrl";
			reg = <0x0 0x1fe00420 0x0 0x18>;
			status = "disabled";
		};

		clk: clock-controller@1fe00480 {
			compatible = "loongson,ls2k-clk";
			reg = <0x0 0x1fe00480 0x0 0x58>;
			#clock-cells = <1>;
			clocks = <&ref_100m>;
			clock-names = "ref_100m";
		};

		gpio0: gpio@1fe00500 {
			compatible = "loongson,ls2k-gpio";
			reg = <0x0 0x1fe00500 0x0 0x38>;
			ngpios = <64>;
			#gpio-cells = <2>;
			gpio-controller;
			gpio-ranges = <&pctrl 0x0 0x0 15>,
				      <&pctrl 16 16 15>,
				      <&pctrl 32 32 10>,
				      <&pctrl 44 44 20>;
			interrupt-parent = <&liointc1>;
			interrupts = <28 IRQ_TYPE_LEVEL_HIGH>,
				     <29 IRQ_TYPE_LEVEL_HIGH>,
				     <30 IRQ_TYPE_LEVEL_HIGH>,
				     <30 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <26 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <>,
				     <>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>,
				     <27 IRQ_TYPE_LEVEL_HIGH>;
		};

		tsensor: thermal-sensor@1fe01500 {
			compatible = "loongson,ls2k1000-thermal";
			reg = <0x0 0x1fe01500 0x0 0x30>;
			interrupt-parent = <&liointc0>;
			interrupts = <7 IRQ_TYPE_LEVEL_HIGH>;
			#thermal-sensor-cells = <1>;
		};

		dma-controller@1fe00c00 {
			compatible = "loongson,ls2k1000-apbdma";
			reg = <0x0 0x1fe00c00 0x0 0x8>;
			interrupt-parent = <&liointc1>;
			interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&clk LOONGSON2_APB_CLK>;
			#dma-cells = <1>;
			status = "disabled";
		};

		dma-controller@1fe00c10 {
			compatible = "loongson,ls2k1000-apbdma";
			reg = <0x0 0x1fe00c10 0x0 0x8>;
			interrupt-parent = <&liointc1>;
			interrupts = <13 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&clk LOONGSON2_APB_CLK>;
			#dma-cells = <1>;
			status = "disabled";
		};

		apbdma2: dma-controller@1fe00c20 {
			compatible = "loongson,ls2k1000-apbdma";
			reg = <0x0 0x1fe00c20 0x0 0x8>;
			interrupt-parent = <&liointc1>;
			interrupts = <14 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&clk LOONGSON2_APB_CLK>;
			#dma-cells = <1>;
			status = "disabled";
		};

		apbdma3: dma-controller@1fe00c30 {
			compatible = "loongson,ls2k1000-apbdma";
			reg = <0x0 0x1fe00c30 0x0 0x8>;
			interrupt-parent = <&liointc1>;
			interrupts = <15 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&clk LOONGSON2_APB_CLK>;
			#dma-cells = <1>;
			status = "disabled";
		};

		dma-controller@1fe00c40 {
			compatible = "loongson,ls2k1000-apbdma";
			reg = <0x0 0x1fe00c40 0x0 0x8>;
			interrupt-parent = <&liointc1>;
			interrupts = <16 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&clk LOONGSON2_APB_CLK>;
			#dma-cells = <1>;
			status = "disabled";
		};

		uart0: serial@1fe20000 {
			compatible = "ns16550a";
			reg = <0x0 0x1fe20000 0x0 0x10>;
			clock-frequency = <125000000>;
			interrupt-parent = <&liointc0>;
			interrupts = <0x0 IRQ_TYPE_LEVEL_HIGH>;
			no-loopback-test;
			status = "disabled";
		};

		i2c2: i2c@1fe21000 {
			compatible = "loongson,ls2k-i2c";
			reg = <0x0 0x1fe21000 0x0 0x8>;
			interrupt-parent = <&liointc0>;
			interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		i2c3: i2c@1fe21800 {
			compatible = "loongson,ls2k-i2c";
			reg = <0x0 0x1fe21800 0x0 0x8>;
			interrupt-parent = <&liointc0>;
			interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		pmc: power-management@1fe27000 {
			compatible = "loongson,ls2k1000-pmc", "loongson,ls2k0500-pmc", "syscon";
			reg = <0x0 0x1fe27000 0x0 0x58>;
			interrupt-parent = <&liointc1>;
			interrupts = <11 IRQ_TYPE_LEVEL_HIGH>;
			loongson,suspend-address = <0x0 0x1c000500>;

			syscon-reboot {
				compatible = "syscon-reboot";
				offset = <0x30>;
				mask = <0x1>;
			};

			syscon-poweroff {
				compatible = "syscon-poweroff";
				regmap = <&pmc>;
				offset = <0x14>;
				mask = <0x3c00>;
				value = <0x3c00>;
			};
		};

		rtc0: rtc@1fe27800 {
			compatible = "loongson,ls2k1000-rtc";
			reg = <0x0 0x1fe27800 0x0 0x100>;
			interrupt-parent = <&liointc1>;
			interrupts = <8 IRQ_TYPE_LEVEL_HIGH>;
			status = "disabled";
		};

		i2s: i2s@1fe2d000 {
			compatible = "loongson,ls2k1000-i2s";
			reg = <0 0x1fe2d000 0 0x14>,
			      <0 0x1fe00438 0 0x8>;
			interrupt-parent = <&liointc0>;
			interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&clk LOONGSON2_APB_CLK>;
			dmas = <&apbdma2 0>, <&apbdma3 0>;
			dma-names = "tx", "rx";
			#sound-dai-cells = <0>;
			status = "disabled";
		};

		spi0: spi@1fff0220 {
			compatible = "loongson,ls2k1000-spi";
			reg = <0x0 0x1fff0220 0x0 0x10>;
			clocks = <&clk LOONGSON2_BOOT_CLK>;
			status = "disabled";
		};

		pcie@1a000000 {
			compatible = "loongson,ls2k-pci";
			reg = <0x0 0x1a000000 0x0 0x02000000>,
			      <0xfe 0x0 0x0 0x20000000>;
			#address-cells = <3>;
			#size-cells = <2>;
			device_type = "pci";
			bus-range = <0x0 0xff>;
			ranges = <0x01000000 0x0 0x00008000 0x0 0x18008000 0x0 0x00008000>,
				 <0x02000000 0x0 0x60000000 0x0 0x60000000 0x0 0x20000000>;

			gmac0: ethernet@3,0 {
				reg = <0x1800 0x0 0x0 0x0 0x0>;
				interrupt-parent = <&liointc0>;
				interrupts = <12 IRQ_TYPE_LEVEL_HIGH>,
					     <13 IRQ_TYPE_LEVEL_HIGH>;
				interrupt-names = "macirq", "eth_lpi";
				status = "disabled";
			};

			gmac1: ethernet@3,1 {
				reg = <0x1900 0x0 0x0 0x0 0x0>;
				interrupt-parent = <&liointc0>;
				interrupts = <14 IRQ_TYPE_LEVEL_HIGH>,
					     <15 IRQ_TYPE_LEVEL_HIGH>;
				interrupt-names = "macirq", "eth_lpi";
				status = "disabled";
			};

			ehci0: usb@4,1 {
				reg = <0x2100 0x0 0x0 0x0 0x0>;
				interrupt-parent = <&liointc1>;
				interrupts = <18 IRQ_TYPE_LEVEL_HIGH>;
				status = "disabled";
			};

			ohci0: usb@4,2 {
				reg = <0x2200 0x0 0x0 0x0 0x0>;
				interrupt-parent = <&liointc1>;
				interrupts = <19 IRQ_TYPE_LEVEL_HIGH>;
				status = "disabled";
			};

			display@6,0 {
				reg = <0x3000 0x0 0x0 0x0 0x0>;
				interrupt-parent = <&liointc0>;
				interrupts = <28 IRQ_TYPE_LEVEL_HIGH>;
				status = "disabled";
			};

			hda@7,0 {
				reg = <0x3800 0x0 0x0 0x0 0x0>;
				interrupt-parent = <&liointc0>;
				interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
				status = "disabled";
			};

			sata: sata@8,0 {
				reg = <0x4000 0x0 0x0 0x0 0x0>;
				interrupt-parent = <&liointc0>;
				interrupts = <19 IRQ_TYPE_LEVEL_HIGH>;
				status = "disabled";
			};

			pcie@9,0 {
				reg = <0x4800 0x0 0x0 0x0 0x0>;
				#address-cells = <3>;
				#size-cells = <2>;
				device_type = "pci";
				#interrupt-cells = <1>;
				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 0x0 IRQ_TYPE_LEVEL_HIGH>;
				ranges;
			};

			pcie@a,0 {
				reg = <0x5000 0x0 0x0 0x0 0x0>;
				#address-cells = <3>;
				#size-cells = <2>;
				device_type = "pci";
				interrupt-parent = <&liointc1>;
				#interrupt-cells = <1>;
				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 1 IRQ_TYPE_LEVEL_HIGH>;
				ranges;
			};

			pcie@b,0 {
				reg = <0x5800 0x0 0x0 0x0 0x0>;
				#address-cells = <3>;
				#size-cells = <2>;
				device_type = "pci";
				interrupt-parent = <&liointc1>;
				#interrupt-cells = <1>;
				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 2 IRQ_TYPE_LEVEL_HIGH>;
				ranges;
			};

			pcie@c,0 {
				reg = <0x6000 0x0 0x0 0x0 0x0>;
				#address-cells = <3>;
				#size-cells = <2>;
				device_type = "pci";
				interrupt-parent = <&liointc1>;
				#interrupt-cells = <1>;
				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 3 IRQ_TYPE_LEVEL_HIGH>;
				ranges;
			};

			pcie@d,0 {
				reg = <0x6800 0x0 0x0 0x0 0x0>;
				#address-cells = <3>;
				#size-cells = <2>;
				device_type = "pci";
				interrupt-parent = <&liointc1>;
				#interrupt-cells = <1>;
				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 4 IRQ_TYPE_LEVEL_HIGH>;
				ranges;
			};

			pcie@e,0 {
				reg = <0x7000 0x0 0x0 0x0 0x0>;
				#address-cells = <3>;
				#size-cells = <2>;
				device_type = "pci";
				interrupt-parent = <&liointc1>;
				#interrupt-cells = <1>;
				interrupt-map-mask = <0x0 0x0 0x0 0x0>;
				interrupt-map = <0x0 0x0 0x0 0x0 &liointc1 5 IRQ_TYPE_LEVEL_HIGH>;
				ranges;
			};
		};
	};
};