cpm_uart_core has a dependency on fsl,cpm-brg/clock-frequency, this means that a .dts that uses the cpm uart driver needs to supply a clock-frequency entry for get_brgfreq to return a meaningful number. Signed-off-by: Bryan O'Donoghue <bodonoghue@codehermit.ie> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
		
			
				
	
	
		
			185 lines
		
	
	
	
		
			4 KiB
			
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			185 lines
		
	
	
	
		
			4 KiB
			
		
	
	
	
		
			Text
		
	
	
	
	
	
/*
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 * Device Tree Source for MPC885 ADS running RedBoot
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 *
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 * Copyright 2006 MontaVista Software, Inc.
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 * Copyright 2007 Freescale Semiconductor, Inc.
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 *
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 * This program is free software; you can redistribute  it and/or modify it
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 * under  the terms of  the GNU General  Public License as published by the
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 * Free Software Foundation;  either version 2 of the  License, or (at your
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 * option) any later version.
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 */
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/dts-v1/;
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/ {
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	model = "Analogue & Micro Adder MPC875";
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	compatible = "analogue-and-micro,adder875";
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	#address-cells = <1>;
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	#size-cells = <1>;
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	aliases {
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		console = &console;
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		ethernet0 = ð0;
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		ethernet1 = ð1;
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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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		PowerPC,875@0 {
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			device_type = "cpu";
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			reg = <0>;
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			d-cache-line-size = <16>;
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			i-cache-line-size = <16>;
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			d-cache-size = <8192>;
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			i-cache-size = <8192>;
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			timebase-frequency = <0>;
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			bus-frequency = <0>;
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			clock-frequency = <0>;
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			interrupts = <15 2>;	// decrementer interrupt
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			interrupt-parent = <&PIC>;
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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 = <0 0x01000000>;
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	};
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	localbus@fa200100 {
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		compatible = "fsl,mpc885-localbus", "fsl,pq1-localbus",
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		             "simple-bus";
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		#address-cells = <2>;
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		#size-cells = <1>;
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		reg = <0xfa200100 0x40>;
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		ranges = <
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			0 0 0xfe000000 0x00800000
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			2 0 0xfa100000 0x00008000
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		>;
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		flash@0,0 {
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			compatible = "cfi-flash";
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			reg = <0 0 0x800000>;
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			bank-width = <2>;
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			device-width = <2>;
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		};
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	};
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	soc@fa200000 {
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		compatible = "fsl,mpc875-immr", "fsl,pq1-soc", "simple-bus";
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		#address-cells = <1>;
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		#size-cells = <1>;
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		ranges = <0 0xfa200000 0x00004000>;
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		// Temporary until code stops depending on it.
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		device_type = "soc";
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		// Temporary until get_immrbase() is fixed.
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		reg = <0xfa200000 0x4000>;
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		mdio@e00 {
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			compatible = "fsl,mpc875-fec-mdio", "fsl,pq1-fec-mdio";
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			reg = <0xe00 0x188>;
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			#address-cells = <1>;
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			#size-cells = <0>;
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			PHY0: ethernet-phy@0 {
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				reg = <0>;
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				device_type = "ethernet-phy";
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			};
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			PHY1: ethernet-phy@1 {
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				reg = <1>;
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				device_type = "ethernet-phy";
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			};
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		};
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		eth0: ethernet@e00 {
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			device_type = "network";
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			compatible = "fsl,mpc875-fec-enet",
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			             "fsl,pq1-fec-enet";
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			reg = <0xe00 0x188>;
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			local-mac-address = [ 00 00 00 00 00 00 ];
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			interrupts = <3 1>;
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			interrupt-parent = <&PIC>;
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			phy-handle = <&PHY0>;
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			linux,network-index = <0>;
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		};
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		eth1: ethernet@1e00 {
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			device_type = "network";
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			compatible = "fsl,mpc875-fec-enet",
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			             "fsl,pq1-fec-enet";
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			reg = <0x1e00 0x188>;
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			local-mac-address = [ 00 00 00 00 00 00 ];
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			interrupts = <7 1>;
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			interrupt-parent = <&PIC>;
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			phy-handle = <&PHY1>;
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			linux,network-index = <1>;
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		};
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		PIC: interrupt-controller@0 {
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			interrupt-controller;
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			#interrupt-cells = <2>;
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			reg = <0 0x24>;
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			compatible = "fsl,mpc875-pic", "fsl,pq1-pic";
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		};
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		cpm@9c0 {
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			#address-cells = <1>;
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			#size-cells = <1>;
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			compatible = "fsl,mpc875-cpm", "fsl,cpm1", "simple-bus";
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			interrupts = <0>;	// cpm error interrupt
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			interrupt-parent = <&CPM_PIC>;
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			reg = <0x9c0 0x40>;
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			ranges;
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			muram {
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				#address-cells = <1>;
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				#size-cells = <1>;
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				ranges = <0 0x2000 0x2000>;
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				data@0 {
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					compatible = "fsl,cpm-muram-data";
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					reg = <0 0x1c00>;
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				};
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			};
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			brg@9f0 {
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				compatible = "fsl,mpc875-brg",
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				             "fsl,cpm1-brg",
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				             "fsl,cpm-brg";
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				clock-frequency = <50000000>;
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				reg = <0x9f0 0x10>;
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			};
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			CPM_PIC: interrupt-controller@930 {
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				interrupt-controller;
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				#interrupt-cells = <1>;
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				interrupts = <5 2 0 2>;
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				interrupt-parent = <&PIC>;
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				reg = <0x930 0x20>;
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				compatible = "fsl,mpc875-cpm-pic",
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				             "fsl,cpm1-pic";
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			};
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			console: serial@a80 {
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				device_type = "serial";
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				compatible = "fsl,mpc875-smc-uart",
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				             "fsl,cpm1-smc-uart";
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				reg = <0xa80 0x10 0x3e80 0x40>;
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				interrupts = <4>;
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				interrupt-parent = <&CPM_PIC>;
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				fsl,cpm-brg = <1>;
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				fsl,cpm-command = <0x0090>;
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				current-speed = <115200>;
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			};
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		};
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	};
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	chosen {
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		linux,stdout-path = &console;
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	};
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};
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