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337 lines
8.2 KiB
337 lines
8.2 KiB
/* |
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* Device Tree Source for IBM Ebony |
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* |
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* Copyright (c) 2006, 2007 IBM Corp. |
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* Josh Boyer <[email protected]>, David Gibson <[email protected]> |
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* |
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* FIXME: Draft only! |
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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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/dts-v1/; |
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/ { |
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#address-cells = <2>; |
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#size-cells = <1>; |
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model = "ibm,ebony"; |
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compatible = "ibm,ebony"; |
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dcr-parent = <&{/cpus/cpu@0}>; |
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aliases { |
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ethernet0 = &EMAC0; |
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ethernet1 = &EMAC1; |
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serial0 = &UART0; |
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serial1 = &UART1; |
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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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cpu@0 { |
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device_type = "cpu"; |
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model = "PowerPC,440GP"; |
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reg = <0x00000000>; |
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clock-frequency = <0>; // Filled in by zImage |
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timebase-frequency = <0>; // Filled in by zImage |
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i-cache-line-size = <32>; |
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d-cache-line-size = <32>; |
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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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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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UIC0: interrupt-controller0 { |
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compatible = "ibm,uic-440gp", "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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}; |
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UIC1: interrupt-controller1 { |
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compatible = "ibm,uic-440gp", "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 = <0x1e 0x4 0x1f 0x4>; /* cascade */ |
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interrupt-parent = <&UIC0>; |
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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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plb { |
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compatible = "ibm,plb-440gp", "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 = <0>; // Filled in by zImage |
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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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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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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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MAL0: mcmal { |
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compatible = "ibm,mcmal-440gp", "ibm,mcmal"; |
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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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POB0: opb { |
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compatible = "ibm,opb-440gp", "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 = <0>; // Filled in by zImage |
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EBC0: ebc { |
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compatible = "ibm,ebc-440gp", "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 = <0>; // Filled in by zImage |
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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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interrupts = <0x5 0x4>; |
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interrupt-parent = <&UIC1>; |
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small-flash@0,80000 { |
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compatible = "jedec-flash"; |
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bank-width = <1>; |
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reg = <0x00000000 0x00080000 0x00080000>; |
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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 = "OpenBIOS"; |
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reg = <0x00000000 0x00080000>; |
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read-only; |
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}; |
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}; |
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nvram@1,0 { |
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/* NVRAM & RTC */ |
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compatible = "ds1743-nvram"; |
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#bytes = <0x2000>; |
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reg = <0x00000001 0x00000000 0x00002000>; |
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}; |
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large-flash@2,0 { |
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compatible = "jedec-flash"; |
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bank-width = <1>; |
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reg = <0x00000002 0x00000000 0x00400000>; |
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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 = "fs"; |
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reg = <0x00000000 0x00380000>; |
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}; |
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partition@380000 { |
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label = "firmware"; |
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reg = <0x00380000 0x00080000>; |
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}; |
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}; |
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ir@3,0 { |
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reg = <0x00000003 0x00000000 0x00000010>; |
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}; |
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fpga@7,0 { |
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compatible = "Ebony-FPGA"; |
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reg = <0x00000007 0x00000000 0x00000010>; |
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virtual-reg = <0xe8300000>; |
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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 = <9600>; |
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interrupt-parent = <&UIC0>; |
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interrupts = <0x0 0x4>; |
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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 = <9600>; |
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interrupt-parent = <&UIC0>; |
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interrupts = <0x1 0x4>; |
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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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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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ZMII0: emac-zmii@40000780 { |
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compatible = "ibm,zmii-440gp", "ibm,zmii"; |
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reg = <0x40000780 0x0000000c>; |
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}; |
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EMAC0: ethernet@40000800 { |
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device_type = "network"; |
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compatible = "ibm,emac-440gp", "ibm,emac"; |
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interrupt-parent = <&UIC1>; |
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interrupts = <0x1c 0x4 0x1d 0x4>; |
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reg = <0x40000800 0x00000070>; |
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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 1>; |
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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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device_type = "network"; |
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compatible = "ibm,emac-440gp", "ibm,emac"; |
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interrupt-parent = <&UIC1>; |
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interrupts = <0x1e 0x4 0x1f 0x4>; |
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reg = <0x40000900 0x00000070>; |
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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 3>; |
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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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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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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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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 0x000000f0 /* Internal registers */ |
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0x00000002 0x0ec80100 0x000000fc>; /* Internal messaging registers */ |
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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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/* Inbound 2GB range starting at 0 */ |
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dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>; |
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/* Ebony has all 4 IRQ pins tied together per slot */ |
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interrupt-map-mask = <0xf800 0x0 0x0 0x0>; |
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interrupt-map = < |
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/* IDSEL 1 */ |
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0x800 0x0 0x0 0x0 &UIC0 0x17 0x8 |
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/* IDSEL 2 */ |
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0x1000 0x0 0x0 0x0 &UIC0 0x18 0x8 |
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/* IDSEL 3 */ |
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0x1800 0x0 0x0 0x0 &UIC0 0x19 0x8 |
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/* IDSEL 4 */ |
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0x2000 0x0 0x0 0x0 &UIC0 0x1a 0x8 |
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>; |
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}; |
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}; |
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chosen { |
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stdout-path = "/plb/opb/serial@40000200"; |
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}; |
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};
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