rt3883.dtsi 6.74 KB
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/ {
	#address-cells = <1>;
	#size-cells = <1>;
	compatible = "ralink,rt3883-soc";

	cpus {
		cpu@0 {
			compatible = "mips,mips74Kc";
		};
	};

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

	aliases {
		spi0 = &spi0;
	};

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

	palmbus@10000000 {
		compatible = "palmbus";
		reg = <0x10000000 0x200000>;
		ranges = <0x0 0x10000000 0x1FFFFF>;

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

		sysc@0 {
			compatible = "ralink,rt3883-sysc", "ralink,rt3050-sysc";
			reg = <0x0 0x100>;
		};

		timer@100 {
			compatible = "ralink,rt3883-timer", "ralink,rt2880-timer";
			reg = <0x100 0x20>;

			interrupt-parent = <&intc>;
			interrupts = <1>;
		};

		watchdog@120 {
			compatible = "ralink,rt3883-wdt", "ralink,rt2880-wdt";
			reg = <0x120 0x10>;
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			resets = <&rstctrl 8>;
			reset-names = "wdt";

			interrupt-parent = <&intc>;
			interrupts = <1>;
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		};

		intc: intc@200 {
			compatible = "ralink,rt3883-intc", "ralink,rt2880-intc";
			reg = <0x200 0x100>;

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			resets = <&rstctrl 19>;
			reset-names = "intc";

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			interrupt-controller;
			#interrupt-cells = <1>;

			interrupt-parent = <&cpuintc>;
			interrupts = <2>;
		};

		memc@300 {
			compatible = "ralink,rt3883-memc", "ralink,rt3050-memc";
			reg = <0x300 0x100>;
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			resets = <&rstctrl 20>;
			reset-names = "mc";

			interrupt-parent = <&intc>;
			interrupts = <3>;
		};

		uart@500 {
			compatible = "ralink,rt3883-uart", "ralink,rt2880-uart", "ns16550a";
			reg = <0x500 0x100>;

			resets = <&rstctrl 12>;
			reset-names = "uart";

			interrupt-parent = <&intc>;
			interrupts = <5>;

			reg-shift = <2>;

			status = "disabled";
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		};

		gpio0: gpio@600 {
			compatible = "ralink,rt3883-gpio", "ralink,rt2880-gpio";
			reg = <0x600 0x34>;

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			resets = <&rstctrl 13>;
			reset-names = "pio";

			interrupt-parent = <&intc>;
			interrupts = <6>;

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			gpio-controller;
			#gpio-cells = <2>;

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			ralink,gpio-base = <0>;
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			ralink,num-gpios = <24>;
			ralink,register-map = [ 00 04 08 0c
						20 24 28 2c
						30 34 ];
		};

		gpio1: gpio@638 {
			compatible = "ralink,rt3883-gpio", "ralink,rt2880-gpio";
			reg = <0x638 0x24>;

			gpio-controller;
			#gpio-cells = <2>;

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			ralink,gpio-base = <24>;
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			ralink,num-gpios = <16>;
			ralink,register-map = [ 00 04 08 0c
						10 14 18 1c
						20 24 ];

			status = "disabled";
		};

		gpio2: gpio@660 {
			compatible = "ralink,rt3883-gpio", "ralink,rt2880-gpio";
			reg = <0x660 0x24>;

			gpio-controller;
			#gpio-cells = <2>;

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			ralink,gpio-base = <40>;
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			ralink,num-gpios = <32>;
			ralink,register-map = [ 00 04 08 0c
						10 14 18 1c
						20 24 ];

			status = "disabled";
		};

		gpio3: gpio@688 {
			compatible = "ralink,rt3883-gpio", "ralink,rt2880-gpio";
			reg = <0x688 0x24>;

			gpio-controller;
			#gpio-cells = <2>;

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			ralink,gpio-base = <72>;
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			ralink,num-gpios = <24>;
			ralink,register-map = [ 00 04 08 0c
						10 14 18 1c
						20 24 ];

			status = "disabled";
		};

		spi0: spi@b00 {
			compatible = "ralink,rt3883-spi", "ralink,rt2880-spi";
			reg = <0xb00 0x100>;
			#address-cells = <1>;
			#size-cells = <0>;

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

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

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			status = "disabled";
		};

		uartlite@c00 {
			compatible = "ralink,rt3883-uart", "ralink,rt2880-uart", "ns16550a";
			reg = <0xc00 0x100>;

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			resets = <&rstctrl 19>;
			reset-names = "uartl";

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			interrupt-parent = <&intc>;
			interrupts = <12>;

			reg-shift = <2>;
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			pinctrl-names = "default";
			pinctrl-0 = <&uartlite_pins>;
		};
	};

	pinctrl {
		compatible = "ralink,rt2880-pinmux";

		pinctrl-names = "default";
		pinctrl-0 = <&state_default>;
		state_default: pinctrl0 {
		};

		spi_pins: spi {
			spi {
				ralink,group = "spi";
				ralink,function = "spi";
			};
		};

		uartlite_pins: uartlite {
			uart {
				ralink,group = "uartlite";
				ralink,function = "uartlite";
			};
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		};
	};

	ethernet@10100000 {
		compatible = "ralink,rt3883-eth";
		reg = <0x10100000 10000>;

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		resets = <&rstctrl 21>;
		reset-names = "fe";

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		interrupt-parent = <&cpuintc>;
		interrupts = <5>;

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		port@0 {
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			compatible = "ralink,rt3883-port", "ralink,eth-port";
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			reg = <0>;
		};

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

			status = "disabled";
		};
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	};

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	rstctrl: rstctrl {
		compatible = "ralink,rt3883-reset", "ralink,rt2880-reset";
		#reset-cells = <1>;
	};

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	pci@10140000 {
		compatible = "ralink,rt3883-pci";
		reg = <0x10140000 0x20000>;
		#address-cells = <1>;
		#size-cells = <1>;
		ranges; /* direct mapping */

		status = "disabled";

		pciintc: interrupt-controller {
			interrupt-controller;
			#address-cells = <0>;
			#interrupt-cells = <1>;

			interrupt-parent = <&cpuintc>;
			interrupts = <4>;
		};

		host-bridge {
			#address-cells = <3>;
			#size-cells = <2>;
			#interrupt-cells = <1>;

			device_type = "pci";

			bus-range = <0 255>;
			ranges = <
				0x02000000 0 0x00000000 0x20000000 0 0x10000000 /* pci memory */
				0x01000000 0 0x00000000 0x10160000 0 0x00010000 /* io space */
			>;

			interrupt-map-mask = <0xf800 0 0 7>;
			interrupt-map = <
				/* IDSEL 17 */
				0x8800 0 0 1 &pciintc 18
				0x8800 0 0 2 &pciintc 18
				0x8800 0 0 3 &pciintc 18
				0x8800 0 0 4 &pciintc 18
				/* IDSEL 18 */
				0x9000 0 0 1 &pciintc 19
				0x9000 0 0 2 &pciintc 19
				0x9000 0 0 3 &pciintc 19
				0x9000 0 0 4 &pciintc 19
			>;

			pci-bridge@1 {
				reg = <0x0800 0 0 0 0>;
				device_type = "pci";
				#interrupt-cells = <1>;
				#address-cells = <3>;
				#size-cells = <2>;

				status = "disabled";

				ralink,pci-slot = <1>;

				interrupt-map-mask = <0x0 0 0 0>;
				interrupt-map = <0x0 0 0 0 &pciintc 20>;
			};

			pci-slot@17 {
				reg = <0x8800 0 0 0 0>;
				device_type = "pci";
				#interrupt-cells = <1>;
				#address-cells = <3>;
				#size-cells = <2>;

				ralink,pci-slot = <17>;

				status = "disabled";
			};

			pci-slot@18 {
				reg = <0x9000 0 0 0 0>;
				device_type = "pci";
				#interrupt-cells = <1>;
				#address-cells = <3>;
				#size-cells = <2>;

				ralink,pci-slot = <18>;

				status = "disabled";
			};
		};
	};

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	usbphy {
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		compatible = "ralink,rt3xxx-usbphy";

		resets = <&rstctrl 22 &rstctrl 25>;
		reset-names = "host", "device";
	};

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	wmac@10180000 {
		compatible = "ralink,rt3883-wmac", "ralink,rt2880-wmac";
		reg = <0x10180000 40000>;

		interrupt-parent = <&cpuintc>;
		interrupts = <6>;

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		ralink,eeprom = "soc_wmac.eeprom";
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	};

	ehci@101c0000 {
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		compatible = "ralink,rt3xxx-ehci", "ehci-platform";
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		reg = <0x101c0000 0x1000>;

		interrupt-parent = <&intc>;
		interrupts = <18>;

		status = "disabled";
	};

	ohci@101c1000 {
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		compatible = "ralink,rt3xxx-ohci", "ohci-platform";
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		reg = <0x101c1000 0x1000>;

		interrupt-parent = <&intc>;
		interrupts = <18>;

		status = "disabled";
	};
};