|  | /* | 
|  | * Device Tree Source for AMCC Sequoia | 
|  | * | 
|  | * Based on Bamboo code by Josh Boyer <jwboyer@linux.vnet.ibm.com> | 
|  | * Copyright (c) 2006, 2007 IBM Corp. | 
|  | * | 
|  | * 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. | 
|  | * | 
|  | */ | 
|  |  | 
|  | /dts-v1/; | 
|  |  | 
|  | / { | 
|  | #address-cells = <2>; | 
|  | #size-cells = <1>; | 
|  | model = "amcc,sequoia"; | 
|  | compatible = "amcc,sequoia"; | 
|  | dcr-parent = <&{/cpus/cpu@0}>; | 
|  |  | 
|  | 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,440EPx"; | 
|  | reg = <0x00000000>; | 
|  | 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 = <0x00000000 0x00000000 0x00000000>; /* Filled in by zImage */ | 
|  | }; | 
|  |  | 
|  | UIC0: interrupt-controller0 { | 
|  | compatible = "ibm,uic-440epx","ibm,uic"; | 
|  | interrupt-controller; | 
|  | cell-index = <0>; | 
|  | dcr-reg = <0x0c0 0x009>; | 
|  | #address-cells = <0>; | 
|  | #size-cells = <0>; | 
|  | #interrupt-cells = <2>; | 
|  | }; | 
|  |  | 
|  | UIC1: interrupt-controller1 { | 
|  | compatible = "ibm,uic-440epx","ibm,uic"; | 
|  | interrupt-controller; | 
|  | cell-index = <1>; | 
|  | dcr-reg = <0x0d0 0x009>; | 
|  | #address-cells = <0>; | 
|  | #size-cells = <0>; | 
|  | #interrupt-cells = <2>; | 
|  | interrupts = <0x1e 0x4 0x1f 0x4>; /* cascade */ | 
|  | interrupt-parent = <&UIC0>; | 
|  | }; | 
|  |  | 
|  | UIC2: interrupt-controller2 { | 
|  | compatible = "ibm,uic-440epx","ibm,uic"; | 
|  | interrupt-controller; | 
|  | cell-index = <2>; | 
|  | dcr-reg = <0x0e0 0x009>; | 
|  | #address-cells = <0>; | 
|  | #size-cells = <0>; | 
|  | #interrupt-cells = <2>; | 
|  | interrupts = <0x1c 0x4 0x1d 0x4>; /* cascade */ | 
|  | interrupt-parent = <&UIC0>; | 
|  | }; | 
|  |  | 
|  | SDR0: sdr { | 
|  | compatible = "ibm,sdr-440epx", "ibm,sdr-440ep"; | 
|  | dcr-reg = <0x00e 0x002>; | 
|  | }; | 
|  |  | 
|  | CPR0: cpr { | 
|  | compatible = "ibm,cpr-440epx", "ibm,cpr-440ep"; | 
|  | dcr-reg = <0x00c 0x002>; | 
|  | }; | 
|  |  | 
|  | plb { | 
|  | compatible = "ibm,plb-440epx", "ibm,plb4"; | 
|  | #address-cells = <2>; | 
|  | #size-cells = <1>; | 
|  | ranges; | 
|  | clock-frequency = <0>; /* Filled in by zImage */ | 
|  |  | 
|  | SDRAM0: sdram { | 
|  | compatible = "ibm,sdram-440epx", "ibm,sdram-44x-ddr2denali"; | 
|  | dcr-reg = <0x010 0x002>; | 
|  | }; | 
|  |  | 
|  | DMA0: dma { | 
|  | compatible = "ibm,dma-440epx", "ibm,dma-4xx"; | 
|  | dcr-reg = <0x100 0x027>; | 
|  | }; | 
|  |  | 
|  | MAL0: mcmal { | 
|  | compatible = "ibm,mcmal-440epx", "ibm,mcmal2"; | 
|  | dcr-reg = <0x180 0x062>; | 
|  | num-tx-chans = <2>; | 
|  | num-rx-chans = <2>; | 
|  | interrupt-parent = <&MAL0>; | 
|  | interrupts = <0x0 0x1 0x2 0x3 0x4>; | 
|  | #interrupt-cells = <1>; | 
|  | #address-cells = <0>; | 
|  | #size-cells = <0>; | 
|  | interrupt-map = </*TXEOB*/ 0x0 &UIC0 0xa 0x4 | 
|  | /*RXEOB*/ 0x1 &UIC0 0xb 0x4 | 
|  | /*SERR*/  0x2 &UIC1 0x0 0x4 | 
|  | /*TXDE*/  0x3 &UIC1 0x1 0x4 | 
|  | /*RXDE*/  0x4 &UIC1 0x2 0x4>; | 
|  | interrupt-map-mask = <0xffffffff>; | 
|  | }; | 
|  |  | 
|  | USB1: usb@e0000400 { | 
|  | compatible = "ibm,usb-ohci-440epx", "ohci-be"; | 
|  | reg = <0x00000000 0xe0000400 0x00000060>; | 
|  | interrupt-parent = <&UIC0>; | 
|  | interrupts = <0x15 0x8>; | 
|  | }; | 
|  |  | 
|  | USB0: ehci@e0000300 { | 
|  | compatible = "ibm,usb-ehci-440epx", "usb-ehci"; | 
|  | interrupt-parent = <&UIC0>; | 
|  | interrupts = <0x1a 0x4>; | 
|  | reg = <0x00000000 0xe0000300 0x00000090 0x00000000 0xe0000390 0x00000070>; | 
|  | big-endian; | 
|  | }; | 
|  |  | 
|  | POB0: opb { | 
|  | compatible = "ibm,opb-440epx", "ibm,opb"; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <1>; | 
|  | ranges = <0x00000000 0x00000001 0x00000000 0x80000000 | 
|  | 0x80000000 0x00000001 0x80000000 0x80000000>; | 
|  | interrupt-parent = <&UIC1>; | 
|  | interrupts = <0x7 0x4>; | 
|  | clock-frequency = <0>; /* Filled in by zImage */ | 
|  |  | 
|  | EBC0: ebc { | 
|  | compatible = "ibm,ebc-440epx", "ibm,ebc"; | 
|  | dcr-reg = <0x012 0x002>; | 
|  | #address-cells = <2>; | 
|  | #size-cells = <1>; | 
|  | clock-frequency = <0>; /* Filled in by zImage */ | 
|  | interrupts = <0x5 0x1>; | 
|  | interrupt-parent = <&UIC1>; | 
|  |  | 
|  | nor_flash@0,0 { | 
|  | compatible = "amd,s29gl256n", "cfi-flash"; | 
|  | bank-width = <2>; | 
|  | reg = <0x00000000 0x00000000 0x04000000>; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <1>; | 
|  | partition@0 { | 
|  | label = "Kernel"; | 
|  | reg = <0x00000000 0x00180000>; | 
|  | }; | 
|  | partition@180000 { | 
|  | label = "ramdisk"; | 
|  | reg = <0x00180000 0x00200000>; | 
|  | }; | 
|  | partition@380000 { | 
|  | label = "file system"; | 
|  | reg = <0x00380000 0x03aa0000>; | 
|  | }; | 
|  | partition@3e20000 { | 
|  | label = "kozio"; | 
|  | reg = <0x03e20000 0x00140000>; | 
|  | }; | 
|  | partition@3f60000 { | 
|  | label = "env"; | 
|  | reg = <0x03f60000 0x00040000>; | 
|  | }; | 
|  | partition@3fa0000 { | 
|  | label = "u-boot"; | 
|  | reg = <0x03fa0000 0x00060000>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | ndfc@3,0 { | 
|  | compatible = "ibm,ndfc"; | 
|  | reg = <0x00000003 0x00000000 0x00002000>; | 
|  | ccr = <0x00001000>; | 
|  | bank-settings = <0x80002222>; | 
|  | #address-cells = <1>; | 
|  | #size-cells = <1>; | 
|  |  | 
|  | nand { | 
|  | #address-cells = <1>; | 
|  | #size-cells = <1>; | 
|  |  | 
|  | partition@0 { | 
|  | label = "u-boot"; | 
|  | reg = <0x00000000 0x00084000>; | 
|  | }; | 
|  | partition@84000 { | 
|  | label = "user"; | 
|  | reg = <0x00000000 0x01f7c000>; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | UART0: serial@ef600300 { | 
|  | device_type = "serial"; | 
|  | compatible = "ns16550"; | 
|  | reg = <0xef600300 0x00000008>; | 
|  | virtual-reg = <0xef600300>; | 
|  | clock-frequency = <0>; /* Filled in by zImage */ | 
|  | current-speed = <115200>; | 
|  | interrupt-parent = <&UIC0>; | 
|  | interrupts = <0x0 0x4>; | 
|  | }; | 
|  |  | 
|  | UART1: serial@ef600400 { | 
|  | device_type = "serial"; | 
|  | compatible = "ns16550"; | 
|  | reg = <0xef600400 0x00000008>; | 
|  | virtual-reg = <0xef600400>; | 
|  | clock-frequency = <0>; | 
|  | current-speed = <0>; | 
|  | interrupt-parent = <&UIC0>; | 
|  | interrupts = <0x1 0x4>; | 
|  | }; | 
|  |  | 
|  | UART2: serial@ef600500 { | 
|  | device_type = "serial"; | 
|  | compatible = "ns16550"; | 
|  | reg = <0xef600500 0x00000008>; | 
|  | virtual-reg = <0xef600500>; | 
|  | clock-frequency = <0>; | 
|  | current-speed = <0>; | 
|  | interrupt-parent = <&UIC1>; | 
|  | interrupts = <0x3 0x4>; | 
|  | }; | 
|  |  | 
|  | UART3: serial@ef600600 { | 
|  | device_type = "serial"; | 
|  | compatible = "ns16550"; | 
|  | reg = <0xef600600 0x00000008>; | 
|  | virtual-reg = <0xef600600>; | 
|  | clock-frequency = <0>; | 
|  | current-speed = <0>; | 
|  | interrupt-parent = <&UIC1>; | 
|  | interrupts = <0x4 0x4>; | 
|  | }; | 
|  |  | 
|  | IIC0: i2c@ef600700 { | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  | compatible = "ibm,iic-440epx", "ibm,iic"; | 
|  | reg = <0xef600700 0x00000014>; | 
|  | interrupt-parent = <&UIC0>; | 
|  | interrupts = <0x2 0x4>; | 
|  |  | 
|  | hwmon@48 { | 
|  | compatible = "adi,ad7414"; | 
|  | reg = <0x48>; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | IIC1: i2c@ef600800 { | 
|  | #address-cells = <1>; | 
|  | #size-cells = <0>; | 
|  | compatible = "ibm,iic-440epx", "ibm,iic"; | 
|  | reg = <0xef600800 0x00000014>; | 
|  | interrupt-parent = <&UIC0>; | 
|  | interrupts = <0x7 0x4>; | 
|  | }; | 
|  |  | 
|  | ZMII0: emac-zmii@ef600d00 { | 
|  | compatible = "ibm,zmii-440epx", "ibm,zmii"; | 
|  | reg = <0xef600d00 0x0000000c>; | 
|  | }; | 
|  |  | 
|  | RGMII0: emac-rgmii@ef601000 { | 
|  | compatible = "ibm,rgmii-440epx", "ibm,rgmii"; | 
|  | reg = <0xef601000 0x00000008>; | 
|  | has-mdio; | 
|  | }; | 
|  |  | 
|  | EMAC0: ethernet@ef600e00 { | 
|  | device_type = "network"; | 
|  | compatible = "ibm,emac-440epx", "ibm,emac4"; | 
|  | interrupt-parent = <&EMAC0>; | 
|  | interrupts = <0x0 0x1>; | 
|  | #interrupt-cells = <1>; | 
|  | #address-cells = <0>; | 
|  | #size-cells = <0>; | 
|  | interrupt-map = </*Status*/ 0x0 &UIC0 0x18 0x4 | 
|  | /*Wake*/  0x1 &UIC1 0x1d 0x4>; | 
|  | reg = <0xef600e00 0x00000074>; | 
|  | local-mac-address = [000000000000]; | 
|  | mal-device = <&MAL0>; | 
|  | mal-tx-channel = <0>; | 
|  | mal-rx-channel = <0>; | 
|  | cell-index = <0>; | 
|  | max-frame-size = <9000>; | 
|  | rx-fifo-size = <4096>; | 
|  | tx-fifo-size = <2048>; | 
|  | phy-mode = "rgmii"; | 
|  | phy-map = <0x00000000>; | 
|  | zmii-device = <&ZMII0>; | 
|  | zmii-channel = <0>; | 
|  | rgmii-device = <&RGMII0>; | 
|  | rgmii-channel = <0>; | 
|  | has-inverted-stacr-oc; | 
|  | has-new-stacr-staopc; | 
|  | }; | 
|  |  | 
|  | EMAC1: ethernet@ef600f00 { | 
|  | device_type = "network"; | 
|  | compatible = "ibm,emac-440epx", "ibm,emac4"; | 
|  | interrupt-parent = <&EMAC1>; | 
|  | interrupts = <0x0 0x1>; | 
|  | #interrupt-cells = <1>; | 
|  | #address-cells = <0>; | 
|  | #size-cells = <0>; | 
|  | interrupt-map = </*Status*/ 0x0 &UIC0 0x19 0x4 | 
|  | /*Wake*/  0x1 &UIC1 0x1f 0x4>; | 
|  | reg = <0xef600f00 0x00000074>; | 
|  | local-mac-address = [000000000000]; | 
|  | mal-device = <&MAL0>; | 
|  | mal-tx-channel = <1>; | 
|  | mal-rx-channel = <1>; | 
|  | cell-index = <1>; | 
|  | max-frame-size = <9000>; | 
|  | rx-fifo-size = <4096>; | 
|  | tx-fifo-size = <2048>; | 
|  | phy-mode = "rgmii"; | 
|  | phy-map = <0x00000000>; | 
|  | zmii-device = <&ZMII0>; | 
|  | zmii-channel = <1>; | 
|  | rgmii-device = <&RGMII0>; | 
|  | rgmii-channel = <1>; | 
|  | has-inverted-stacr-oc; | 
|  | has-new-stacr-staopc; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | PCI0: pci@1ec000000 { | 
|  | device_type = "pci"; | 
|  | #interrupt-cells = <1>; | 
|  | #size-cells = <2>; | 
|  | #address-cells = <3>; | 
|  | compatible = "ibm,plb440epx-pci", "ibm,plb-pci"; | 
|  | primary; | 
|  | reg = <0x00000001 0xeec00000 0x00000008	/* Config space access */ | 
|  | 0x00000001 0xeed00000 0x00000004	/* IACK */ | 
|  | 0x00000001 0xeed00000 0x00000004	/* Special cycle */ | 
|  | 0x00000001 0xef400000 0x00000040>;	/* 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 | 
|  | * From the 440EPx user manual: | 
|  | * PCI 1 Memory     1 8000 0000     1 BFFF FFFF     1GB | 
|  | * I/O              1 E800 0000     1 E800 FFFF     64KB | 
|  | * I/O              1 E880 0000     1 EBFF FFFF     56MB | 
|  | */ | 
|  | ranges = <0x02000000 0x00000000 0x80000000 0x00000001 0x80000000 0x00000000 0x40000000 | 
|  | 0x01000000 0x00000000 0x00000000 0x00000001 0xe8000000 0x00000000 0x00010000 | 
|  | 0x01000000 0x00000000 0x00000000 0x00000001 0xe8800000 0x00000000 0x03800000>; | 
|  |  | 
|  | /* Inbound 2GB range starting at 0 */ | 
|  | dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>; | 
|  |  | 
|  | /* All PCI interrupts are routed to IRQ 67 */ | 
|  | interrupt-map-mask = <0x0 0x0 0x0 0x0>; | 
|  | interrupt-map = < 0x0 0x0 0x0 0x0 &UIC2 0x3 0x8 >; | 
|  | }; | 
|  | }; | 
|  |  | 
|  | chosen { | 
|  | linux,stdout-path = "/plb/opb/serial@ef600300"; | 
|  | bootargs = "console=ttyS0,115200"; | 
|  | }; | 
|  | }; |