linux_kernel/arch/mips/boot/dts/netlogic/xlp_gvp.dts

// SPDX-License-Identifier: GPL-2.0
/*
 * XLP9XX Device Tree Source for GVP boards
 */

/dts-v1/;
/ {
	model = "netlogic,XLP-GVP";
	compatible = "netlogic,xlp";
	#address-cells = <2>;
	#size-cells = <2>;

	soc {
		#address-cells = <2>;
		#size-cells = <1>;
		compatible = "simple-bus";
		ranges = <0 0  0 0x18000000  0x04000000   // PCIe CFG
			  1 0  0 0x16000000  0x02000000>; // GBU chipselects

		serial0: serial@30000 {
			device_type = "serial";
			compatible = "ns16550";
			reg = <0 0x112100 0xa00>;
			reg-shift = <2>;
			reg-io-width = <4>;
			clock-frequency = <125000000>;
			interrupt-parent = <&pic>;
			interrupts = <17>;
		};
		pic: pic@110000 {
			compatible = "netlogic,xlp-pic";
			#address-cells = <0>;
			#interrupt-cells = <1>;
			reg = <0 0x110000 0x200>;
			interrupt-controller;
		};

		nor_flash@1,0 {
			compatible = "cfi-flash";
			#address-cells = <1>;
			#size-cells = <1>;
			bank-width = <2>;
			reg = <1 0 0x1000000>;

			partition@0 {
				label = "x-loader";
				reg = <0x0 0x100000>; /* 1M */
				read-only;
			};

			partition@100000 {
				label = "u-boot";
				reg = <0x100000 0x100000>; /* 1M */
			};

			partition@200000 {
				label = "kernel";
				reg = <0x200000 0x500000>; /* 5M */
			};

			partition@700000 {
				label = "rootfs";
				reg = <0x700000 0x800000>; /* 8M */
			};

			partition@f00000 {
				label = "env";
				reg = <0xf00000 0x100000>; /* 1M */
				read-only;
			};
		};

		gpio: xlp_gpio@114100 {
			compatible = "netlogic,xlp980-gpio";
			reg = <0 0x114100 0x1000>;
			#gpio-cells = <2>;
			gpio-controller;

			#interrupt-cells = <2>;
			interrupt-parent = <&pic>;
			interrupts = <39>;
			interrupt-controller;
		};
	};

	chosen {
		bootargs = "console=ttyS0,115200 rdinit=/sbin/init";
	};
};