xref: /kernel/linux/linux-6.6/arch/powerpc/boot/dts/sam440ep.dts

/*
 * Device Tree Source for ACube Sam440ep  based off bamboo.dts code 
 * original copyrights below 
 *
 * Copyright (c) 2006, 2007 IBM Corp.
 * Josh Boyer <jwboyer@linux.vnet.ibm.com>
 *
 * Modified from bamboo.dts for sam440ep:
 * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
 *
 * 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.
 */

/dts-v1/;

/ {
	#address-cells = <2>;
	#size-cells = <1>;
	model = "acube,sam440ep";
	compatible = "acube,sam440ep";

	aliases {
		ethernet0 = &EMAC0;
		ethernet1 = &EMAC1;
		serial0 = &UART0;
		serial1 = &UART1;
		serial2 = &UART2;
		serial3 = &UART3;
	};

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

		cpu@0 {
			device_type = "cpu";
			model = "PowerPC,440EP";
			reg = <0>;
			clock-frequency = <0>; /* Filled in by zImage */
			timebase-frequency = <0>; /* Filled in by zImage */
			i-cache-line-size = <32>;
			d-cache-line-size = <32>;
			i-cache-size = <32768>;
			d-cache-size = <32768>;
			dcr-controller;
			dcr-access-method = "native";
		};
	};

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

	UIC0: interrupt-controller0 {
		compatible = "ibm,uic-440ep","ibm,uic";
		interrupt-controller;
		cell-index = <0>;
		dcr-reg = <0x0c0 9>;
		#address-cells = <0>;
		#size-cells = <0>;
		#interrupt-cells = <2>;
	};

	UIC1: interrupt-controller1 {
		compatible = "ibm,uic-440ep","ibm,uic";
		interrupt-controller;
		cell-index = <1>;
		dcr-reg = <0x0d0 9>;
		#address-cells = <0>;
		#size-cells = <0>;
		#interrupt-cells = <2>;
		interrupts = <0x1e 4 0x1f 4>; /* cascade */
		interrupt-parent = <&UIC0>;
	};

	SDR0: sdr {
		compatible = "ibm,sdr-440ep";
		dcr-reg = <0x00e 2>;
	};

	CPR0: cpr {
		compatible = "ibm,cpr-440ep";
		dcr-reg = <0x00c 2>;
	};

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

		SDRAM0: sdram {
			compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
			dcr-reg = <0x010 2>;
		};

		DMA0: dma {
			compatible = "ibm,dma-440ep", "ibm,dma-440gp";
			dcr-reg = <0x100 0x027>;
		};

		MAL0: mcmal {
			compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal";
			dcr-reg = <0x180 0x062>;
			num-tx-chans = <4>;
			num-rx-chans = <2>;
			interrupt-parent = <&MAL0>;
			interrupts = <0 1 2 3 4>;
			#interrupt-cells = <1>;
			#address-cells = <0>;
			#size-cells = <0>;
			interrupt-map = </*TXEOB*/ 0 &UIC0 10 4
					/*RXEOB*/ 1 &UIC0 11 4
					/*SERR*/  2 &UIC1 0 4
					/*TXDE*/  3 &UIC1 1 4
					/*RXDE*/  4 &UIC1 2 4>;
		};

		POB0: opb {
		  	compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
			#address-cells = <1>;
			#size-cells = <1>;
			/* Bamboo is oddball in the 44x world and doesn't use the ERPN
			 * bits.
			 */
		  	ranges = <0x00000000 0 0x00000000 0x80000000
			          0x80000000 0 0x80000000 0x80000000>;
		  	interrupt-parent = <&UIC1>;
		  	interrupts = <7 4>;
		  	clock-frequency = <0>; /* Filled in by zImage */

			EBC0: ebc {
				compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
				dcr-reg = <0x012 2>;
				#address-cells = <2>;
				#size-cells = <1>;
				clock-frequency = <0>; /* Filled in by zImage */
				interrupts = <5 1>;
				interrupt-parent = <&UIC1>;
			};

			UART0: serial@ef600300 {
		   		device_type = "serial";
		   		compatible = "ns16550";
		   		reg = <0xef600300 8>;
		   		virtual-reg = <0xef600300>;
		   		clock-frequency = <0>; /* Filled in by zImage */
		   		current-speed = <0x1c200>;
		   		interrupt-parent = <&UIC0>;
		   		interrupts = <0 4>;
	   		};

			UART1: serial@ef600400 {
		   		device_type = "serial";
		   		compatible = "ns16550";
		   		reg = <0xef600400 8>;
		   		virtual-reg = <0xef600400>;
		   		clock-frequency = <0>;
		   		current-speed = <0>;
		   		interrupt-parent = <&UIC0>;
		   		interrupts = <1 4>;
	   		};

			UART2: serial@ef600500 {
		   		device_type = "serial";
		   		compatible = "ns16550";
		   		reg = <0xef600500 8>;
		   		virtual-reg = <0xef600500>;
		   		clock-frequency = <0>;
		   		current-speed = <0>;
		   		interrupt-parent = <&UIC0>;
		   		interrupts = <3 4>;
	   		};

			UART3: serial@ef600600 {
		   		device_type = "serial";
		   		compatible = "ns16550";
		   		reg = <0xef600600 8>;
		   		virtual-reg = <0xef600600>;
		   		clock-frequency = <0>;
		   		current-speed = <0>;
		   		interrupt-parent = <&UIC0>;
		   		interrupts = <4 4>;
	   		};

			IIC0: i2c@ef600700 {
                                #address-cells = <1>;
                                #size-cells = <0>;
				compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
				index = <0>;
				reg = <0xef600700 0x14>;
				interrupt-parent = <&UIC0>;
				interrupts = <2 4>;
				rtc@68 {
					compatible = "st,m41t80";
					reg = <0x68>;
				};
			};

			IIC1: i2c@ef600800 {
				compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
				index = <5>;
				reg = <0xef600800 0x14>;
				interrupt-parent = <&UIC0>;
				interrupts = <7 4>;
			};

			ZMII0: emac-zmii@ef600d00 {
				compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
				reg = <0xef600d00 0xc>;
			};

			EMAC0: ethernet@ef600e00 {
				linux,network-index = <0>;
				device_type = "network";
				compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
				interrupt-parent = <&UIC1>;
				interrupts = <0x1c 4 0x1d 4>;
				reg = <0xef600e00 0x70>;
				local-mac-address = [000000000000];
				mal-device = <&MAL0>;
				mal-tx-channel = <0 1>;
				mal-rx-channel = <0>;
				cell-index = <0>;
				max-frame-size = <0x5dc>;
				rx-fifo-size = <0x1000>;
				tx-fifo-size = <0x800>;
				phy-mode = "rmii";
				phy-map = <00000000>;
				zmii-device = <&ZMII0>;
				zmii-channel = <0>;
			};

			EMAC1: ethernet@ef600f00 {
				linux,network-index = <1>;
				device_type = "network";
				compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
				interrupt-parent = <&UIC1>;
				interrupts = <0x1e 4 0x1f 4>;
				reg = <0xef600f00 0x70>;
				local-mac-address = [000000000000];
				mal-device = <&MAL0>;
				mal-tx-channel = <2 3>;
				mal-rx-channel = <1>;
				cell-index = <1>;
				max-frame-size = <0x5dc>;
				rx-fifo-size = <0x1000>;
				tx-fifo-size = <0x800>;
				phy-mode = "rmii";
				phy-map = <00000000>;
				zmii-device = <&ZMII0>;
				zmii-channel = <1>;
			};
			usb@ef601000 {
				compatible = "ohci-be";
				reg = <0xef601000 0x80>;
				interrupts = <8 4 9 4>;
				interrupt-parent = <&UIC1>;
			};	
		};

		PCI0: pci@ec000000 {
			device_type = "pci";
			#interrupt-cells = <1>;
			#size-cells = <2>;
			#address-cells = <3>;
			compatible = "ibm,plb440ep-pci", "ibm,plb-pci";
			primary;
			reg = <0 0xeec00000 8	   /* Config space access */
			       0 0xeed00000 4	   /* IACK */
			       0 0xeed00000 4	   /* Special cycle */
			       0 0xef400000 0x40>; /* Internal registers */

			/* Outbound ranges, one memory and one IO,
			 * later cannot be changed. Chip supports a second
			 * IO range but we don't use it for now
			 */
			ranges = <0x02000000 0 0xa0000000 0 0xa0000000 0 0x20000000
				  0x01000000 0 0x00000000 0 0xe8000000 0 0x00010000>;

			/* Inbound 2GB range starting at 0 */
			dma-ranges = <0x42000000 0 0 0 0 0 0x80000000>;
		};
	};

	chosen {
		stdout-path = "/plb/opb/serial@ef600300";
	};
};