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path: root/arch/powerpc/boot/dts/ebony.dts
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/*
 * Device Tree Source for IBM Ebony
 *
 * Copyright (c) 2006, 2007 IBM Corp.
 * Josh Boyer <jwboyer@linux.vnet.ibm.com>, David Gibson <dwg@au1.ibm.com>
 *
 * FIXME: Draft only!
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2.  This program is licensed "as is" without
 * any warranty of any kind, whether express or implied.
 */

/ {
	#address-cells = <2>;
	#size-cells = <1>;
	model = "ibm,ebony";
	compatible = "ibm,ebony";
	dcr-parent = <&/cpus/PowerPC,440GP@0>;

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

		PowerPC,440GP@0 {
			device_type = "cpu";
			reg = <0>;
			clock-frequency = <0>; // Filled in by zImage
			timebase-frequency = <0>; // Filled in by zImage
			i-cache-line-size = <20>;
			d-cache-line-size = <20>;
			i-cache-size = <8000>; /* 32 kB */
			d-cache-size = <8000>; /* 32 kB */
			dcr-controller;
			dcr-access-method = "native";
		};
	};

	memory {
		device_type = "memory";
		reg = <0 0 0>; // Filled in by zImage
	};

	UIC0: interrupt-controller0 {
		compatible = "ibm,uic-440gp", "ibm,uic";
		interrupt-controller;
		cell-index = <0>;
		dcr-reg = <0c0 009>;
		#address-cells = <0>;
		#size-cells = <0>;
		#interrupt-cells = <2>;

	};

	UIC1: interrupt-controller1 {
		compatible = "ibm,uic-440gp", "ibm,uic";
		interrupt-controller;
		cell-index = <1>;
		dcr-reg = <0d0 009>;
		#address-cells = <0>;
		#size-cells = <0>;
		#interrupt-cells = <2>;
		interrupts = <1e 4 1f 4>; /* cascade */
		interrupt-parent = <&UIC0>;
	};

	CPC0: cpc {
		compatible = "ibm,cpc-440gp";
		dcr-reg = <0b0 003 0e0 010>;
		// FIXME: anything else?
	};

	plb {
		compatible = "ibm,plb-440gp", "ibm,plb4";
		#address-cells = <2>;
		#size-cells = <1>;
		ranges;
		clock-frequency = <0>; // Filled in by zImage

		SDRAM0: memory-controller {
			compatible = "ibm,sdram-440gp";
			dcr-reg = <010 2>;
			// FIXME: anything else?
		};

		SRAM0: sram {
			compatible = "ibm,sram-440gp";
			dcr-reg = <020 8 00a 1>;
		};

		DMA0: dma {
			// FIXME: ???
			compatible = "ibm,dma-440gp";
			dcr-reg = <100 027>;
		};

		MAL0: mcmal {
			compatible = "ibm,mcmal-440gp", "ibm,mcmal";
			dcr-reg = <180 62>;
			num-tx-chans = <4>;
			num-rx-chans = <4>;
			interrupt-parent = <&MAL0>;
			interrupts = <0 1 2 3 4>;
			#interrupt-cells = <1>;
			#address-cells = <0>;
			#size-cells = <0>;
			interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
					 /*RXEOB*/ 1 &UIC0 b 4
					 /*SERR*/  2 &UIC1 0 4
					 /*TXDE*/  3 &UIC1 1 4
					 /*RXDE*/  4 &UIC1 2 4>;
			interrupt-map-mask = <ffffffff>;
		};

		POB0: opb {
			compatible = "ibm,opb-440gp", "ibm,opb";
			#address-cells = <1>;
			#size-cells = <1>;
			/* Wish there was a nicer way of specifying a full 32-bit
			   range */
			ranges = <00000000 1 00000000 80000000
				  80000000 1 80000000 80000000>;
			dcr-reg = <090 00b>;
			interrupt-parent = <&UIC1>;
			interrupts = <7 4>;
			clock-frequency = <0>; // Filled in by zImage

			EBC0: ebc {
				compatible = "ibm,ebc-440gp", "ibm,ebc";
				dcr-reg = <012 2>;
				#address-cells = <2>;
				#size-cells = <1>;
				clock-frequency = <0>; // Filled in by zImage
				// ranges property is supplied by zImage
				// based on firmware's configuration of the
				// EBC bridge
				interrupts = <5 4>;
				interrupt-parent = <&UIC1>;

				small-flash@0,80000 {
					compatible = "jedec-flash";
					bank-width = <1>;
					reg = <0 80000 80000>;
					#address-cells = <1>;
					#size-cells = <1>;
					partition@0 {
						label = "OpenBIOS";
						reg = <0 80000>;
						read-only;
					};
				};

				ds1743@1,0 {
					/* NVRAM & RTC */
					compatible = "ds1743";
					reg = <1 0 2000>;
				};

				large-flash@2,0 {
					compatible = "jedec-flash";
					bank-width = <1>;
					reg = <2 0 400000>;
					#address-cells = <1>;
					#size-cells = <1>;
					partition@0 {
						label = "fs";
						reg = <0 380000>;
					};
					partition@380000 {
						label = "firmware";
						reg = <380000 80000>;
					};
				};

				ir@3,0 {
					reg = <3 0 10>;
				};

				fpga@7,0 {
					compatible = "Ebony-FPGA";
					reg = <7 0 10>;
					virtual-reg = <e8300000>;
				};
			};

			UART0: serial@40000200 {
				device_type = "serial";
				compatible = "ns16550";
				reg = <40000200 8>;
				virtual-reg = <e0000200>;
				clock-frequency = <A8C000>;
				current-speed = <2580>;
				interrupt-parent = <&UIC0>;
				interrupts = <0 4>;
			};

			UART1: serial@40000300 {
				device_type = "serial";
				compatible = "ns16550";
				reg = <40000300 8>;
				virtual-reg = <e0000300>;
				clock-frequency = <A8C000>;
				current-speed = <2580>;
				interrupt-parent = <&UIC0>;
				interrupts = <1 4>;
			};

			IIC0: i2c@40000400 {
				/* FIXME */
				device_type = "i2c";
				compatible = "ibm,iic-440gp", "ibm,iic";
				reg = <40000400 14>;
				interrupt-parent = <&UIC0>;
				interrupts = <2 4>;
			};
			IIC1: i2c@40000500 {
				/* FIXME */
				device_type = "i2c";
				compatible = "ibm,iic-440gp", "ibm,iic";
				reg = <40000500 14>;
				interrupt-parent = <&UIC0>;
				interrupts = <3 4>;
			};

			GPIO0: gpio@40000700 {
				/* FIXME */
				compatible = "ibm,gpio-440gp";
				reg = <40000700 20>;
			};

			ZMII0: emac-zmii@40000780 {
				compatible = "ibm,zmii-440gp", "ibm,zmii";
				reg = <40000780 c>;
			};

			EMAC0: ethernet@40000800 {
				linux,network-index = <0>;
				device_type = "network";
				compatible = "ibm,emac-440gp", "ibm,emac";
				interrupt-parent = <&UIC1>;
				interrupts = <1c 4 1d 4>;
				reg = <40000800 70>;
				local-mac-address = [000000000000]; // Filled in by zImage
				mal-device = <&MAL0>;
				mal-tx-channel = <0 1>;
				mal-rx-channel = <0>;
				cell-index = <0>;
				max-frame-size = <5dc>;
				rx-fifo-size = <1000>;
				tx-fifo-size = <800>;
				phy-mode = "rmii";
				phy-map = <00000001>;
				zmii-device = <&ZMII0>;
				zmii-channel = <0>;
			};
			EMAC1: ethernet@40000900 {
				linux,network-index = <1>;
				device_type = "network";
				compatible = "ibm,emac-440gp", "ibm,emac";
				interrupt-parent = <&UIC1>;
				interrupts = <1e 4 1f 4>;
				reg = <40000900 70>;
				local-mac-address = [000000000000]; // Filled in by zImage
				mal-device = <&MAL0>;
				mal-tx-channel = <2 3>;
				mal-rx-channel = <1>;
				cell-index = <1>;
				max-frame-size = <5dc>;
				rx-fifo-size = <1000>;
				tx-fifo-size = <800>;
				phy-mode = "rmii";
				phy-map = <00000001>;
				zmii-device = <&ZMII0>;
				zmii-channel = <1>;
			};


			GPT0: gpt@40000a00 {
				/* FIXME */
				reg = <40000a00 d4>;
				interrupt-parent = <&UIC0>;
				interrupts = <12 4 13 4 14 4 15 4 16 4>;
			};

		};

		PCIX0: pci@1234 {
			device_type = "pci";
			/* FIXME */
			reg = <2 0ec00000 8
			       2 0ec80000 f0
			       2 0ec80100 fc>;
		};
	};

	chosen {
		linux,stdout-path = "/plb/opb/serial@40000200";
	};
};