428 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			428 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| /*
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|  * Device Tree Source for IBM/AMCC Taishan
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|  *
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|  * Copyright 2007 IBM Corp.
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|  * Hugh Blemings <hugh@au.ibm.com> based off code by
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|  * Josh Boyer <jwboyer@linux.vnet.ibm.com>, David Gibson <dwg@au1.ibm.com>
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|  *
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|  * This file is licensed under the terms of the GNU General Public
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|  * License version 2.  This program is licensed "as is" without
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|  * any warranty of any kind, whether express or implied.
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|  */
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| 
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| /dts-v1/;
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| 
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| / {
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| 	#address-cells = <2>;
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| 	#size-cells = <1>;
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| 	model = "amcc,taishan";
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| 	compatible = "amcc,taishan";
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| 	dcr-parent = <&{/cpus/cpu@0}>;
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| 
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| 	aliases {
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| 		ethernet0 = &EMAC2;
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| 		ethernet1 = &EMAC3;
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| 		serial0 = &UART0;
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| 		serial1 = &UART1;
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| 	};
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| 
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| 	cpus {
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| 		#address-cells = <1>;
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| 		#size-cells = <0>;
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| 
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| 		cpu@0 {
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| 			device_type = "cpu";
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| 			model = "PowerPC,440GX";
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| 			reg = <0x00000000>;
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| 			clock-frequency = <800000000>; // 800MHz
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| 			timebase-frequency = <0>; // Filled in by zImage
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| 			i-cache-line-size = <50>;
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| 			d-cache-line-size = <50>;
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| 			i-cache-size = <32768>; /* 32 kB */
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| 			d-cache-size = <32768>; /* 32 kB */
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| 			dcr-controller;
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| 			dcr-access-method = "native";
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| 		};
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| 	};
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| 
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| 	memory {
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| 		device_type = "memory";
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| 		reg = <0x00000000 0x00000000 0x00000000>; // Filled in by zImage
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| 	};
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| 
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| 
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| 	UICB0: interrupt-controller-base {
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| 		compatible = "ibm,uic-440gx", "ibm,uic";
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| 		interrupt-controller;
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| 		cell-index = <3>;
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| 		dcr-reg = <0x200 0x009>;
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| 		#address-cells = <0>;
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| 		#size-cells = <0>;
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| 		#interrupt-cells = <2>;
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| 	};
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| 
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| 
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| 	UIC0: interrupt-controller0 {
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| 		compatible = "ibm,uic-440gx", "ibm,uic";
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| 		interrupt-controller;
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| 		cell-index = <0>;
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| 		dcr-reg = <0x0c0 0x009>;
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| 		#address-cells = <0>;
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| 		#size-cells = <0>;
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| 		#interrupt-cells = <2>;
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| 		interrupts = <0x1 0x4 0x0 0x4>; /* cascade - first non-critical */
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| 		interrupt-parent = <&UICB0>;
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| 
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| 	};
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| 
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| 	UIC1: interrupt-controller1 {
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| 		compatible = "ibm,uic-440gx", "ibm,uic";
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| 		interrupt-controller;
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| 		cell-index = <1>;
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| 		dcr-reg = <0x0d0 0x009>;
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| 		#address-cells = <0>;
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| 		#size-cells = <0>;
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| 		#interrupt-cells = <2>;
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| 		interrupts = <0x3 0x4 0x2 0x4>; /* cascade */
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| 		interrupt-parent = <&UICB0>;
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| 	};
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| 
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| 	UIC2: interrupt-controller2 {
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| 		compatible = "ibm,uic-440gx", "ibm,uic";
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| 		interrupt-controller;
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| 		cell-index = <2>; /* was 1 */
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| 		dcr-reg = <0x210 0x009>;
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| 		#address-cells = <0>;
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| 		#size-cells = <0>;
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| 		#interrupt-cells = <2>;
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| 		interrupts = <0x5 0x4 0x4 0x4>; /* cascade */
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| 		interrupt-parent = <&UICB0>;
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| 	};
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| 
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| 
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| 	CPC0: cpc {
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| 		compatible = "ibm,cpc-440gp";
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| 		dcr-reg = <0x0b0 0x003 0x0e0 0x010>;
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| 		// FIXME: anything else?
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| 	};
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| 
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| 	L2C0: l2c {
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| 		compatible = "ibm,l2-cache-440gx", "ibm,l2-cache";
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| 		dcr-reg = <0x020 0x008			/* Internal SRAM DCR's */
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| 			   0x030 0x008>;		/* L2 cache DCR's */
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| 		cache-line-size = <32>;		/* 32 bytes */
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| 		cache-size = <262144>;		/* L2, 256K */
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| 		interrupt-parent = <&UIC2>;
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| 		interrupts = <0x17 0x1>;
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| 	};
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| 
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| 	plb {
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| 		compatible = "ibm,plb-440gx", "ibm,plb4";
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| 		#address-cells = <2>;
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| 		#size-cells = <1>;
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| 		ranges;
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| 		clock-frequency = <160000000>; // 160MHz
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| 
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| 		SDRAM0: memory-controller {
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| 			compatible = "ibm,sdram-440gp";
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| 			dcr-reg = <0x010 0x002>;
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| 			// FIXME: anything else?
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| 		};
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| 
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| 		SRAM0: sram {
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| 			compatible = "ibm,sram-440gp";
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| 			dcr-reg = <0x020 0x008 0x00a 0x001>;
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| 		};
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| 
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| 		DMA0: dma {
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| 			// FIXME: ???
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| 			compatible = "ibm,dma-440gp";
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| 			dcr-reg = <0x100 0x027>;
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| 		};
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| 
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| 		MAL0: mcmal {
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| 			compatible = "ibm,mcmal-440gx", "ibm,mcmal2";
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| 			dcr-reg = <0x180 0x062>;
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| 			num-tx-chans = <4>;
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| 			num-rx-chans = <4>;
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| 			interrupt-parent = <&MAL0>;
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| 			interrupts = <0x0 0x1 0x2 0x3 0x4>;
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| 			#interrupt-cells = <1>;
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| 			#address-cells = <0>;
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| 			#size-cells = <0>;
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| 			interrupt-map = </*TXEOB*/ 0x0 &UIC0 0xa 0x4
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| 					 /*RXEOB*/ 0x1 &UIC0 0xb 0x4
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| 					 /*SERR*/  0x2 &UIC1 0x0 0x4
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| 					 /*TXDE*/  0x3 &UIC1 0x1 0x4
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| 					 /*RXDE*/  0x4 &UIC1 0x2 0x4>;
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| 			interrupt-map-mask = <0xffffffff>;
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| 		};
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| 
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| 		POB0: opb {
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| 			compatible = "ibm,opb-440gx", "ibm,opb";
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| 			#address-cells = <1>;
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| 			#size-cells = <1>;
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| 			/* Wish there was a nicer way of specifying a full 32-bit
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| 			   range */
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| 			ranges = <0x00000000 0x00000001 0x00000000 0x80000000
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| 				  0x80000000 0x00000001 0x80000000 0x80000000>;
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| 			dcr-reg = <0x090 0x00b>;
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| 			interrupt-parent = <&UIC1>;
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| 			interrupts = <0x7 0x4>;
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| 			clock-frequency = <80000000>; // 80MHz
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| 
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| 
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| 			EBC0: ebc {
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| 				compatible = "ibm,ebc-440gx", "ibm,ebc";
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| 				dcr-reg = <0x012 0x002>;
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| 				#address-cells = <2>;
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| 				#size-cells = <1>;
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| 				clock-frequency = <80000000>; // 80MHz
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| 
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| 				/* ranges property is supplied by zImage
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| 				 * based on firmware's configuration of the
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| 				 * EBC bridge */
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| 
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| 				interrupts = <0x5 0x4>;
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| 				interrupt-parent = <&UIC1>;
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| 
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| 				nor_flash@0,0 {
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| 					compatible = "cfi-flash";
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| 					bank-width = <4>;
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| 					device-width = <2>;
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| 					reg = <0x0 0x0 0x4000000>;
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| 					#address-cells = <1>;
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| 					#size-cells = <1>;
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| 					partition@0 {
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| 						label = "kernel";
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| 						reg = <0x0 0x180000>;
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| 					};
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| 					partition@180000 {
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| 						label = "root";
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| 						reg = <0x180000 0x200000>;
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| 					};
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| 					partition@380000 {
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| 						label = "user";
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| 						reg = <0x380000 0x3bc0000>;
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| 					};
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| 					partition@3f40000 {
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| 						label = "env";
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| 						reg = <0x3f40000 0x80000>;
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| 					};
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| 					partition@3fc0000 {
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| 						label = "u-boot";
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| 						reg = <0x3fc0000 0x40000>;
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| 					};
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| 				};
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| 			};
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| 
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| 
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| 
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| 			UART0: serial@40000200 {
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| 				device_type = "serial";
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| 				compatible = "ns16550";
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| 				reg = <0x40000200 0x00000008>;
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| 				virtual-reg = <0xe0000200>;
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|  				clock-frequency = <11059200>;
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| 				current-speed = <115200>; /* 115200 */
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| 				interrupt-parent = <&UIC0>;
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| 				interrupts = <0x0 0x4>;
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| 			};
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| 
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| 			UART1: serial@40000300 {
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| 				device_type = "serial";
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| 				compatible = "ns16550";
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| 				reg = <0x40000300 0x00000008>;
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| 				virtual-reg = <0xe0000300>;
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| 				clock-frequency = <11059200>;
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| 				current-speed = <115200>; /* 115200 */
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| 				interrupt-parent = <&UIC0>;
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| 				interrupts = <0x1 0x4>;
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| 			};
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| 
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| 			IIC0: i2c@40000400 {
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| 				/* FIXME */
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| 				compatible = "ibm,iic-440gp", "ibm,iic";
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| 				reg = <0x40000400 0x00000014>;
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| 				interrupt-parent = <&UIC0>;
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| 				interrupts = <0x2 0x4>;
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| 			};
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| 			IIC1: i2c@40000500 {
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| 				/* FIXME */
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| 				compatible = "ibm,iic-440gp", "ibm,iic";
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| 				reg = <0x40000500 0x00000014>;
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| 				interrupt-parent = <&UIC0>;
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| 				interrupts = <0x3 0x4>;
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| 			};
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| 
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| 			GPIO0: gpio@40000700 {
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| 				/* FIXME */
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| 				compatible = "ibm,gpio-440gp";
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| 				reg = <0x40000700 0x00000020>;
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| 			};
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| 
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| 			ZMII0: emac-zmii@40000780 {
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| 				compatible = "ibm,zmii-440gx", "ibm,zmii";
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| 				reg = <0x40000780 0x0000000c>;
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| 			};
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| 
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| 			RGMII0: emac-rgmii@40000790 {
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| 				compatible = "ibm,rgmii";
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| 				reg = <0x40000790 0x00000008>;
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| 			};
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| 
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| 			TAH0: emac-tah@40000b50 {
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| 				compatible = "ibm,tah-440gx", "ibm,tah";
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| 				reg = <0x40000b50 0x00000030>;
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| 			};
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| 
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| 			TAH1: emac-tah@40000d50 {
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| 				compatible = "ibm,tah-440gx", "ibm,tah";
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| 				reg = <0x40000d50 0x00000030>;
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| 			};
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| 
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| 			EMAC0: ethernet@40000800 {
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| 				unused = <0x1>;
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| 				device_type = "network";
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| 				compatible = "ibm,emac-440gx", "ibm,emac4";
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| 				interrupt-parent = <&UIC1>;
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| 				interrupts = <0x1c 0x4 0x1d 0x4>;
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| 				reg = <0x40000800 0x00000074>;
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| 				local-mac-address = [000000000000]; // Filled in by zImage
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| 				mal-device = <&MAL0>;
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| 				mal-tx-channel = <0>;
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| 				mal-rx-channel = <0>;
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| 				cell-index = <0>;
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| 				max-frame-size = <1500>;
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| 				rx-fifo-size = <4096>;
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| 				tx-fifo-size = <2048>;
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| 				phy-mode = "rmii";
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| 				phy-map = <0x00000001>;
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| 				zmii-device = <&ZMII0>;
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| 				zmii-channel = <0>;
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| 			};
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| 		 	EMAC1: ethernet@40000900 {
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| 				unused = <0x1>;
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| 				device_type = "network";
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| 				compatible = "ibm,emac-440gx", "ibm,emac4";
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| 				interrupt-parent = <&UIC1>;
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| 				interrupts = <0x1e 0x4 0x1f 0x4>;
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| 				reg = <0x40000900 0x00000074>;
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| 				local-mac-address = [000000000000]; // Filled in by zImage
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| 				mal-device = <&MAL0>;
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| 				mal-tx-channel = <1>;
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| 				mal-rx-channel = <1>;
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| 				cell-index = <1>;
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| 				max-frame-size = <1500>;
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| 				rx-fifo-size = <4096>;
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| 				tx-fifo-size = <2048>;
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| 				phy-mode = "rmii";
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| 				phy-map = <0x00000001>;
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|  				zmii-device = <&ZMII0>;
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| 				zmii-channel = <1>;
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| 			};
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| 
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| 		 	EMAC2: ethernet@40000c00 {
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| 				device_type = "network";
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| 				compatible = "ibm,emac-440gx", "ibm,emac4";
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| 				interrupt-parent = <&UIC2>;
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| 				interrupts = <0x0 0x4 0x1 0x4>;
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| 				reg = <0x40000c00 0x00000074>;
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| 				local-mac-address = [000000000000]; // Filled in by zImage
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| 				mal-device = <&MAL0>;
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| 				mal-tx-channel = <2>;
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| 				mal-rx-channel = <2>;
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| 				cell-index = <2>;
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| 				max-frame-size = <9000>;
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| 				rx-fifo-size = <4096>;
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| 				tx-fifo-size = <2048>;
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| 				phy-mode = "rgmii";
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| 				phy-map = <0x00000001>;
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| 				rgmii-device = <&RGMII0>;
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| 				rgmii-channel = <0>;
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|  				zmii-device = <&ZMII0>;
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| 				zmii-channel = <2>;
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| 				tah-device = <&TAH0>;
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| 				tah-channel = <0>;
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| 			};
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| 
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| 		 	EMAC3: ethernet@40000e00 {
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| 				device_type = "network";
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| 				compatible = "ibm,emac-440gx", "ibm,emac4";
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| 				interrupt-parent = <&UIC2>;
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| 				interrupts = <0x2 0x4 0x3 0x4>;
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| 				reg = <0x40000e00 0x00000074>;
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| 				local-mac-address = [000000000000]; // Filled in by zImage
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| 				mal-device = <&MAL0>;
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| 				mal-tx-channel = <3>;
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| 				mal-rx-channel = <3>;
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| 				cell-index = <3>;
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| 				max-frame-size = <9000>;
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| 				rx-fifo-size = <4096>;
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| 				tx-fifo-size = <2048>;
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| 				phy-mode = "rgmii";
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| 				phy-map = <0x00000003>;
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| 				rgmii-device = <&RGMII0>;
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| 				rgmii-channel = <1>;
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|  				zmii-device = <&ZMII0>;
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| 				zmii-channel = <3>;
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| 				tah-device = <&TAH1>;
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| 				tah-channel = <0>;
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| 			};
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| 
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| 
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| 			GPT0: gpt@40000a00 {
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| 				/* FIXME */
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| 				reg = <0x40000a00 0x000000d4>;
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| 				interrupt-parent = <&UIC0>;
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| 				interrupts = <0x12 0x4 0x13 0x4 0x14 0x4 0x15 0x4 0x16 0x4>;
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| 			};
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| 
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| 		};
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| 
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| 		PCIX0: pci@20ec00000 {
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| 			device_type = "pci";
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| 			#interrupt-cells = <1>;
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| 			#size-cells = <2>;
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| 			#address-cells = <3>;
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| 			compatible = "ibm,plb440gp-pcix", "ibm,plb-pcix";
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| 			primary;
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| 			large-inbound-windows;
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| 			enable-msi-hole;
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| 			reg = <0x00000002 0x0ec00000   0x00000008	/* Config space access */
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| 			       0x00000000 0x00000000 0x00000000		/* no IACK cycles */
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| 			       0x00000002 0x0ed00000   0x00000004   /* Special cycles */
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| 			       0x00000002 0x0ec80000 0x00000100	/* Internal registers */
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| 			       0x00000002 0x0ec80100  0x000000fc>;	/* Internal messaging registers */
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| 
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| 			/* Outbound ranges, one memory and one IO,
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| 			 * later cannot be changed
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| 			 */
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| 			ranges = <0x02000000 0x00000000 0x80000000 0x00000003 0x80000000 0x00000000 0x80000000
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| 				  0x01000000 0x00000000 0x00000000 0x00000002 0x08000000 0x00000000 0x00010000>;
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| 
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| 			/* Inbound 2GB range starting at 0 */
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| 			dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
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| 
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| 			interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
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| 			interrupt-map = <
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| 				/* IDSEL 1 */
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| 				0x800 0x0 0x0 0x1 &UIC0 0x17 0x8
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| 				0x800 0x0 0x0 0x2 &UIC0 0x18 0x8
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| 				0x800 0x0 0x0 0x3 &UIC0 0x19 0x8
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| 				0x800 0x0 0x0 0x4 &UIC0 0x1a 0x8
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| 
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| 				/* IDSEL 2 */
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| 				0x1000 0x0 0x0 0x1 &UIC0 0x18 0x8
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| 				0x1000 0x0 0x0 0x2 &UIC0 0x19 0x8
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| 				0x1000 0x0 0x0 0x3 &UIC0 0x1a 0x8
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| 				0x1000 0x0 0x0 0x4 &UIC0 0x17 0x8
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| 			>;
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| 		};
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| 	};
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| 
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| 	chosen {
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| 		linux,stdout-path = "/plb/opb/serial@40000300";
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| 	};
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| };
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