path: root/target/linux/ramips/dts/mt7621.dtsi

/dts-v1/;

#include <dt-bindings/interrupt-controller/mips-gic.h>
#include <dt-bindings/clock/mt7621-clk.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	compatible = "mediatek,mt7621-soc";

	aliases {
		serial0 = &uartlite;
	};

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

		cpu@0 {
			device_type = "cpu";
			compatible = "mips,mips1004Kc";
			reg = <0>;
		};

		cpu@1 {
			device_type = "cpu";
			compatible = "mips,mips1004Kc";
			reg = <1>;
		};
	};

	cpuintc: cpuintc {
		#address-cells = <0>;
		#interrupt-cells = <1>;
		interrupt-controller;
		compatible = "mti,cpu-interrupt-controller";
	};

	chosen {
		bootargs = "console=ttyS0,57600";
	};

#ifdef DTS_LEGACY
	pll: pll {
		compatible = "mediatek,mt7621-pll", "syscon";

		#clock-cells = <1>;
		clock-output-names = "cpu", "bus";
	};
#endif

	sysclock: sysclock {
		#clock-cells = <0>;
		compatible = "fixed-clock";

		/* FIXME: there should be way to detect this */
		clock-frequency = <50000000>;
	};

	palmbus: palmbus@1e000000 {
		compatible = "palmbus";
		reg = <0x1e000000 0x100000>;
		ranges = <0x0 0x1e000000 0x0fffff>;

		#address-cells = <1>;
		#size-cells = <1>;

		sysc: syscon@0 {
#ifdef DTS_LEGACY
			compatible = "mtk,mt7621-sysc", "syscon";
#else
			compatible = "mediatek,mt7621-sysc", "syscon";
			#clock-cells = <1>;
			ralink,memctl = <&memc>;
			clock-output-names = "xtal", "cpu", "bus",
					     "50m", "125m", "150m",
					     "250m", "270m";
#endif
			reg = <0x0 0x100>;
		};

		wdt: wdt@100 {
			compatible = "mediatek,mt7621-wdt";
			reg = <0x100 0x100>;
		};

		gpio: gpio@600 {
			#gpio-cells = <2>;
			#interrupt-cells = <2>;
			compatible = "mediatek,mt7621-gpio";
			gpio-controller;
			gpio-ranges = <&pinctrl 0 0 95>;
			interrupt-controller;
			reg = <0x600 0x100>;
			interrupt-parent = <&gic>;
			interrupts = <GIC_SHARED 12 IRQ_TYPE_LEVEL_HIGH>;
		};

		i2c: i2c@900 {
			compatible = "mediatek,mt7621-i2c";
			reg = <0x900 0x100>;

			clocks = <&sysclock>;

			resets = <&rstctrl 16>;
			reset-names = "i2c";

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

			status = "disabled";

			pinctrl-names = "default";
			pinctrl-0 = <&i2c_pins>;
		};

		i2s: i2s@a00 {
			compatible = "mediatek,mt7621-i2s";
			reg = <0xa00 0x100>;

			clocks = <&sysclock>;

			resets = <&rstctrl 17>;
			reset-names = "i2s";

			interrupt-parent = <&gic>;
			interrupts = <GIC_SHARED 16 IRQ_TYPE_LEVEL_HIGH>;

			txdma-req = <2>;
			rxdma-req = <3>;

			dmas = <&gdma 4>,
				<&gdma 6>;
			dma-names = "tx", "rx";

			status = "disabled";
		};

		systick: systick@500 {
			compatible = "ralink,mt7621-systick", "ralink,cevt-systick";
			reg = <0x500 0x10>;

			resets = <&rstctrl 28>;
			reset-names = "intc";

			interrupt-parent = <&gic>;
			interrupts = <GIC_SHARED 5 IRQ_TYPE_LEVEL_HIGH>;
		};

		memc: syscon@5000 {
#ifdef DTS_LEGACY
			compatible = "mtk,mt7621-memc", "syscon";
#else
			compatible = "mediatek,mt7621-memc", "syscon";
#endif
			reg = <0x5000 0x1000>;
		};

		uartlite: uartlite@c00 {
			compatible = "ns16550a";
			reg = <0xc00 0x100>;

			clock-frequency = <50000000>;

			interrupt-parent = <&gic>;
			interrupts = <GIC_SHARED 26 IRQ_TYPE_LEVEL_HIGH>;

			reg-shift = <2>;
			reg-io-width = <4>;
			no-loopback-test;
		};

		uartlite2: uartlite2@d00 {
			compatible = "ns16550a";
			reg = <0xd00 0x100>;

			clock-frequency = <50000000>;

			interrupt-parent = <&gic>;
			interrupts = <GIC_SHARED 27 IRQ_TYPE_LEVEL_HIGH>;

			reg-shift = <2>;
			reg-io-width = <4>;

			pinctrl-names = "default";
			pinctrl-0 = <&uart2_pins>;

			status = "disabled";
		};

		uartlite3: uartlite3@e00 {
			compatible = "ns16550a";
			reg = <0xe00 0x100>;

			clock-frequency = <50000000>;

			interrupt-parent = <&gic>;
			interrupts = <GIC_SHARED 28 IRQ_TYPE_LEVEL_HIGH>;

			reg-shift = <2>;
			reg-io-width = <4>;

			pinctrl-names = "default";
			pinctrl-0 = <&uart3_pins>;

			status = "disabled";
		};

		spi0: spi@b00 {
			status = "disabled";

			compatible = "ralink,mt7621-spi";
			reg = <0xb00 0x100>;

#ifdef DTS_LEGACY
			clocks = <&pll MT7621_CLK_BUS>;
#else
			clocks = <&sysc MT7621_CLK_BUS>;
#endif

			resets = <&rstctrl 18>;
			reset-names = "spi";

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

			pinctrl-names = "default";
			pinctrl-0 = <&spi_pins>;
		};

		gdma: gdma@2800 {
			compatible = "ralink,rt3883-gdma";
			reg = <0x2800 0x800>;

			resets = <&rstctrl 14>;
			reset-names = "dma";

			interrupt-parent = <&gic>;
			interrupts = <0 13 IRQ_TYPE_LEVEL_HIGH>;

			#dma-cells = <1>;
			#dma-channels = <16>;
			#dma-requests = <16>;

			status = "disabled";
		};

		hsdma: hsdma@7000 {
			compatible = "mediatek,mt7621-hsdma";
			reg = <0x7000 0x1000>;

			resets = <&rstctrl 5>;
			reset-names = "hsdma";

			interrupt-parent = <&gic>;
			interrupts = <0 11 IRQ_TYPE_LEVEL_HIGH>;

			#dma-cells = <1>;
			#dma-channels = <1>;
			#dma-requests = <1>;

			status = "disabled";
		};
	};

	pinctrl: pinctrl {
		compatible = "ralink,rt2880-pinmux";
		pinctrl-names = "default";
		pinctrl-0 = <&state_default>;

		state_default: pinctrl0 {
		};

		i2c_pins: i2c_pins {
			i2c_pins {
				groups = "i2c";
				function = "i2c";
			};
		};

		spi_pins: spi_pins {
			spi_pins {
				groups = "spi";
				function = "spi";
			};
		};

		uart1_pins: uart1 {
			uart1 {
				groups = "uart1";
				function = "uart1";
			};
		};

		uart2_pins: uart2 {
			uart2 {
				groups = "uart2";
				function = "uart2";
			};
		};

		uart3_pins: uart3 {
			uart3 {
				groups = "uart3";
				function = "uart3";
			};
		};

		rgmii1_pins: rgmii1 {
			rgmii1 {
				groups = "rgmii1";
				function = "rgmii1";
			};
		};

		rgmii2_pins: rgmii2 {
			rgmii2 {
				groups = "rgmii2";
				function = "rgmii2";
			};
		};

		mdio_pins: mdio {
			mdio {
				groups = "mdio";
				function = "mdio";
			};
		};

		pcie_pins: pcie {
			pcie {
				groups = "pcie";
				function = "gpio";
			};
		};

		nand_pins: nand {
			spi-nand {
				groups = "spi";
				function = "nand1";
			};

			sdhci-nand {
				groups = "sdhci";
				function = "nand2";
			};
		};

		sdhci_pins: sdhci {
			sdhci {
				groups = "sdhci";
				function = "sdhci";
			};
		};
	};

	rstctrl: rstctrl {
		compatible = "ralink,rt2880-reset";
		#reset-cells = <1>;
	};

	clkctrl: clkctrl {
		compatible = "ralink,rt2880-clock";
		#clock-cells = <1>;
	};

	sdhci: sdhci@1e130000 {
		status = "disabled";

		compatible = "ralink,mt7620-sdhci";
		reg = <0x1e130000 0x4000>;

		interrupt-parent = <&gic>;
		interrupts = <GIC_SHARED 20 IRQ_TYPE_LEVEL_HIGH>;

		pinctrl-names = "default";
		pinctrl-0 = <&sdhci_pins>;
	};

	xhci: xhci@1e1c0000 {
		#address-cells = <1>;
		#size-cells = <0>;

		compatible = "mediatek,mt8173-xhci";
		reg = <0x1e1c0000 0x1000
		       0x1e1d0700 0x0100>;
		reg-names = "mac", "ippc";

		clocks = <&sysclock>;
		clock-names = "sys_ck";

		interrupt-parent = <&gic>;
		interrupts = <GIC_SHARED 22 IRQ_TYPE_LEVEL_HIGH>;

		/*
		 * Port 1 of both hubs is one usb slot and referenced here.
		 * The binding doesn't allow to address individual hubs.
		 * hub 1 - port 1 is ehci and ohci, hub 2 - port 1 is xhci.
		 */
		xhci_ehci_port1: port@1 {
			reg = <1>;
			#trigger-source-cells = <0>;
		};

		/*
		 * Only the second usb hub has a second port. That port serves
		 * ehci and ohci.
		 */
		ehci_port2: port@2 {
			reg = <2>;
			#trigger-source-cells = <0>;
		};
	};

	gic: interrupt-controller@1fbc0000 {
		compatible = "mti,gic";
		reg = <0x1fbc0000 0x2000>;

		interrupt-controller;
		#interrupt-cells = <3>;

		mti,reserved-cpu-vectors = <7>;

		timer {
			compatible = "mti,gic-timer";
			interrupts = <GIC_LOCAL 1 IRQ_TYPE_NONE>;
#ifdef DTS_LEGACY
			clocks = <&pll MT7621_CLK_CPU>;
#else
			clocks = <&sysc MT7621_CLK_CPU>;
#endif
		};
	};

	nficlock: nficlock {
		#clock-cells = <0>;
		compatible = "fixed-clock";

		clock-frequency = <125000000>;
	};

	cpc: cpc@1fbf0000 {
		compatible = "mti,mips-cpc";
		reg = <0x1fbf0000 0x8000>;
	};

	mc: mc@1fbf8000 {
		compatible = "mti,mips-cdmm";
		reg = <0x1fbf8000 0x8000>;
	};

	nand: nand@1e003000 {
		status = "disabled";

		compatible = "mediatek,mt7621-nfc";
		reg = <0x1e003000 0x800
			0x1e003800 0x800>;
		reg-names = "nfi", "ecc";

		clocks = <&nficlock>;
		clock-names = "nfi_clk";
	};

	ethernet: ethernet@1e100000 {
		compatible = "mediatek,mt7621-eth";
		reg = <0x1e100000 0x10000>;

#ifdef DTS_LEGACY
		clocks = <&sysclock>;
		clock-names = "ethif";
#else
		clocks = <&sysc MT7621_CLK_FE>,
			 <&sysc MT7621_CLK_ETH>;
		clock-names = "fe", "ethif";
#endif

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

		resets = <&rstctrl 6>, <&rstctrl 23>;
		reset-names = "fe", "eth";

		interrupt-parent = <&gic>;
		interrupts = <GIC_SHARED 3 IRQ_TYPE_LEVEL_HIGH>;

		mediatek,ethsys = <&sysc>;

		pinctrl-names = "default";
		pinctrl-0 = <&mdio_pins>, <&rgmii1_pins>, <&rgmii2_pins>;

		gmac0: mac@0 {
			compatible = "mediatek,eth-mac";
			reg = <0>;
			phy-mode = "rgmii";

			fixed-link {
				speed = <1000>;
				full-duplex;
				pause;
			};
		};

		gmac1: mac@1 {
			compatible = "mediatek,eth-mac";
			reg = <1>;
			status = "disabled";
			phy-mode = "rgmii";
		};

		mdio: mdio-bus {
			#address-cells = <1>;
			#size-cells = <0>;

			switch0: switch@1f {
				compatible = "mediatek,mt7621";
				reg = <0x1f>;
				mediatek,mcm;
				resets = <&rstctrl 2>;
				reset-names = "mcm";
				interrupt-controller;
				#interrupt-cells = <1>;
				interrupts = <GIC_SHARED 23 IRQ_TYPE_LEVEL_HIGH>;

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

					port@0 {
						status = "disabled";
						reg = <0>;
						label = "lan0";
					};

					port@1 {
						status = "disabled";
						reg = <1>;
						label = "lan1";
					};

					port@2 {
						status = "disabled";
						reg = <2>;
						label = "lan2";
					};

					port@3 {
						status = "disabled";
						reg = <3>;
						label = "lan3";
					};

					port@4 {
						status = "disabled";
						reg = <4>;
						label = "lan4";
					};

					port@6 {
						reg = <6>;
						label = "cpu";
						ethernet = <&gmac0>;
						phy-mode = "rgmii";

						fixed-link {
							speed = <1000>;
							full-duplex;
							pause;
						};
					};
				};
			};
		};
	};

	pcie: pcie@1e140000 {
		compatible = "mediatek,mt7621-pci";
		reg = <0x1e140000 0x100>, /* host-pci bridge registers */
		      <0x1e142000 0x100>, /* pcie port 0 RC control registers */
		      <0x1e143000 0x100>, /* pcie port 1 RC control registers */
		      <0x1e144000 0x100>; /* pcie port 2 RC control registers */
		#address-cells = <3>;
		#size-cells = <2>;

		pinctrl-names = "default";
		pinctrl-0 = <&pcie_pins>;

		device_type = "pci";

#ifdef DTS_LEGACY
		ranges = <0x02000000 0 0x00000000 0x60000000 0 0x10000000>, /* pci memory */
			 <0x01000000 0 0x00000000 0x1e160000 0 0x00010000>; /* io space */
#else
		ranges = <0x02000000 0 0x60000000 0x60000000 0 0x10000000>, /* pci memory */
			 <0x01000000 0 0x00000000 0x1e160000 0 0x00010000>; /* io space */
#endif

		status = "disabled";

#ifdef DTS_LEGACY
		interrupt-parent = <&gic>;
		interrupts = <GIC_SHARED 4 IRQ_TYPE_LEVEL_HIGH
				GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH
				GIC_SHARED 25 IRQ_TYPE_LEVEL_HIGH>;


		resets = <&rstctrl 24>, <&rstctrl 25>, <&rstctrl 26>;
		reset-names = "pcie0", "pcie1", "pcie2";
		clocks = <&clkctrl 24>, <&clkctrl 25>, <&clkctrl 26>;
		clock-names = "pcie0", "pcie1", "pcie2";
		phys = <&pcie0_phy 1>, <&pcie2_phy 0>;
		phy-names = "pcie-phy0", "pcie-phy2";
#else
		#interrupt-cells = <1>;
		interrupt-map-mask = <0xF800 0 0 0>;
		interrupt-map = <0x0000 0 0 0 &gic GIC_SHARED 4 IRQ_TYPE_LEVEL_HIGH>,
				<0x0800 0 0 0 &gic GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>,
				<0x1000 0 0 0 &gic GIC_SHARED 25 IRQ_TYPE_LEVEL_HIGH>;
#endif

		reset-gpios = <&gpio 19 GPIO_ACTIVE_LOW>;

		pcie0: pcie@0,0 {
			reg = <0x0000 0 0 0 0>;
			#address-cells = <3>;
			#size-cells = <2>;
			device_type = "pci";
			ranges;
#ifndef DTS_LEGACY
			#interrupt-cells = <1>;
			interrupt-map-mask = <0 0 0 0>;
			interrupt-map = <0 0 0 0 &gic GIC_SHARED 4 IRQ_TYPE_LEVEL_HIGH>;
			resets = <&rstctrl 24>;
			clocks = <&sysc MT7621_CLK_PCIE0>;
			phys = <&pcie0_phy 1>;
			phy-names = "pcie-phy0";
#endif
		};

		pcie1: pcie@1,0 {
			reg = <0x0800 0 0 0 0>;
			#address-cells = <3>;
			#size-cells = <2>;
			device_type = "pci";
			ranges;
#ifndef DTS_LEGACY
			#interrupt-cells = <1>;
			interrupt-map-mask = <0 0 0 0>;
			interrupt-map = <0 0 0 0 &gic GIC_SHARED 24 IRQ_TYPE_LEVEL_HIGH>;
			resets = <&rstctrl 25>;
			clocks = <&sysc MT7621_CLK_PCIE1>;
			phys = <&pcie0_phy 1>;
			phy-names = "pcie-phy1";
#endif
		};

		pcie2: pcie@2,0 {
			reg = <0x1000 0 0 0 0>;
			#address-cells = <3>;
			#size-cells = <2>;
			device_type = "pci";
			ranges;
#ifndef DTS_LEGACY
			#interrupt-cells = <1>;
			interrupt-map-mask = <0 0 0 0>;
			interrupt-map = <0 0 0 0 &gic GIC_SHARED 25 IRQ_TYPE_LEVEL_HIGH>;
			resets = <&rstctrl 26>;
			clocks = <&sysc MT7621_CLK_PCIE2>;
			phys = <&pcie2_phy 0>;
			phy-names = "pcie-phy2";
#endif
		};
	};

	pcie0_phy: pcie-phy@1e149000 {
		compatible = "mediatek,mt7621-pci-phy";
		reg = <0x1e149000 0x0700>;
#ifndef DTS_LEGACY
		clocks = <&sysc MT7621_CLK_XTAL>;
#endif
		#phy-cells = <1>;
	};

	pcie2_phy: pcie-phy@1e14a000 {
		compatible = "mediatek,mt7621-pci-phy";
		reg = <0x1e14a000 0x0700>;
#ifndef DTS_LEGACY
		clocks = <&sysc MT7621_CLK_XTAL>;
#endif
		#phy-cells = <1>;
	};
};