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e2efc09e52
Add support for PCI-e on the AMCC 460SX boards Signed-off-by: Tirumala Marri <tmarri@amcc.com> Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
368 lines
10 KiB
Plaintext
368 lines
10 KiB
Plaintext
/*
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* Device Tree Source for AMCC Redwood(460SX)
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*
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* Copyright 2008 AMCC <tmarri@amcc.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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/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 = "amcc,redwood";
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compatible = "amcc,redwood";
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dcr-parent = <&{/cpus/cpu@0}>;
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aliases {
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ethernet0 = &EMAC0;
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serial0 = &UART0;
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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,460SX";
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reg = <0x00000000>;
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clock-frequency = <0>; /* Filled in by U-Boot */
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timebase-frequency = <0>; /* Filled in by U-Boot */
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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>;
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d-cache-size = <32768>;
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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 U-Boot */
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};
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UIC0: interrupt-controller0 {
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compatible = "ibm,uic-460sx","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-460sx","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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UIC2: interrupt-controller2 {
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compatible = "ibm,uic-460sx","ibm,uic";
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interrupt-controller;
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cell-index = <2>;
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dcr-reg = <0x0e0 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 = <0xa 0x4 0xb 0x4>; /* cascade */
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interrupt-parent = <&UIC0>;
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};
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UIC3: interrupt-controller3 {
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compatible = "ibm,uic-460sx","ibm,uic";
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interrupt-controller;
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cell-index = <3>;
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dcr-reg = <0x0f0 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 = <0x10 0x4 0x11 0x4>; /* cascade */
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interrupt-parent = <&UIC0>;
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};
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SDR0: sdr {
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compatible = "ibm,sdr-460sx";
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dcr-reg = <0x00e 0x002>;
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};
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CPR0: cpr {
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compatible = "ibm,cpr-460sx";
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dcr-reg = <0x00c 0x002>;
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};
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plb {
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compatible = "ibm,plb-460sx", "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 U-Boot */
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SDRAM0: sdram {
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compatible = "ibm,sdram-460sx", "ibm,sdram-405gp";
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dcr-reg = <0x010 0x002>;
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};
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MAL0: mcmal {
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compatible = "ibm,mcmal-460sx", "ibm,mcmal2";
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dcr-reg = <0x180 0x62>;
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num-tx-chans = <4>;
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num-rx-chans = <32>;
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#address-cells = <1>;
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#size-cells = <1>;
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interrupt-parent = <&UIC1>;
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interrupts = < /*TXEOB*/ 0x6 0x4
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/*RXEOB*/ 0x7 0x4
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/*SERR*/ 0x1 0x4
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/*TXDE*/ 0x2 0x4
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/*RXDE*/ 0x3 0x4
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/*COAL TX0*/ 0x18 0x2
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/*COAL TX1*/ 0x19 0x2
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/*COAL TX2*/ 0x1a 0x2
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/*COAL TX3*/ 0x1b 0x2
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/*COAL RX0*/ 0x1c 0x2
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/*COAL RX1*/ 0x1d 0x2
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/*COAL RX2*/ 0x1e 0x2
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/*COAL RX3*/ 0x1f 0x2>;
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};
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POB0: opb {
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compatible = "ibm,opb-460sx", "ibm,opb";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0xb0000000 0x00000004 0xb0000000 0x50000000>;
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clock-frequency = <0>; /* Filled in by U-Boot */
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EBC0: ebc {
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compatible = "ibm,ebc-460sx", "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 U-Boot */
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/* ranges property is supplied by U-Boot */
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interrupts = <0x6 0x4>;
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interrupt-parent = <&UIC1>;
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nor_flash@0,0 {
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compatible = "amd,s29gl512n", "cfi-flash";
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bank-width = <2>;
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reg = <0x0000000 0x00000000 0x04000000>;
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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 = <0x00000000 0x001e0000>;
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};
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partition@1e0000 {
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label = "dtb";
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reg = <0x001e0000 0x00020000>;
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};
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partition@200000 {
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label = "ramdisk";
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reg = <0x00200000 0x01400000>;
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};
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partition@1600000 {
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label = "jffs2";
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reg = <0x01600000 0x00400000>;
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};
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partition@1a00000 {
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label = "user";
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reg = <0x01a00000 0x02560000>;
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};
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partition@3f60000 {
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label = "env";
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reg = <0x03f60000 0x00040000>;
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};
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partition@3fa0000 {
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label = "u-boot";
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reg = <0x03fa0000 0x00060000>;
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};
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};
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};
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UART0: serial@ef600200 {
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device_type = "serial";
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compatible = "ns16550";
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reg = <0xef600200 0x00000008>;
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virtual-reg = <0xef600200>;
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clock-frequency = <0>; /* Filled in by U-Boot */
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current-speed = <0>; /* Filled in by U-Boot */
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interrupt-parent = <&UIC0>;
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interrupts = <0x0 0x4>;
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};
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RGMII0: emac-rgmii@ef600900 {
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compatible = "ibm,rgmii-460sx", "ibm,rgmii";
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reg = <0xef600900 0x00000008>;
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};
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EMAC0: ethernet@ef600a00 {
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device_type = "network";
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compatible = "ibm,emac-460sx", "ibm,emac4";
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interrupt-parent = <&EMAC0>;
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interrupts = <0x0 0x1>;
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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 = </*Status*/ 0x0 &UIC0 0x13 0x4
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/*Wake*/ 0x1 &UIC2 0x1d 0x4>;
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reg = <0xef600a00 0x00000070>;
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local-mac-address = [000000000000]; /* Filled in by U-Boot */
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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 = <9000>;
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rx-fifo-size = <4096>;
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tx-fifo-size = <2048>;
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rx-fifo-size-gige = <16384>;
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phy-mode = "rgmii";
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phy-map = <0x00000000>;
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rgmii-device = <&RGMII0>;
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rgmii-channel = <0>;
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has-inverted-stacr-oc;
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has-new-stacr-staopc;
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};
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};
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PCIE0: pciex@d00000000 {
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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,plb-pciex-460sx", "ibm,plb-pciex";
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primary;
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port = <0x0>; /* port number */
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reg = <0x0000000d 0x00000000 0x20000000 /* Config space access */
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0x0000000c 0x10000000 0x00001000>; /* Registers */
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dcr-reg = <0x100 0x020>;
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sdr-base = <0x300>;
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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 0x0000000e 0x00000000 0x00000000 0x80000000
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0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 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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/* This drives busses 10 to 0x1f */
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bus-range = <0x10 0x1f>;
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/* Legacy interrupts (note the weird polarity, the bridge seems
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* to invert PCIe legacy interrupts).
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* We are de-swizzling here because the numbers are actually for
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* port of the root complex virtual P2P bridge. But I want
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* to avoid putting a node for it in the tree, so the numbers
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* below are basically de-swizzled numbers.
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* The real slot is on idsel 0, so the swizzling is 1:1
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*/
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interrupt-map-mask = <0x0 0x0 0x0 0x7>;
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interrupt-map = <
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0x0 0x0 0x0 0x1 &UIC3 0x0 0x4 /* swizzled int A */
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0x0 0x0 0x0 0x2 &UIC3 0x1 0x4 /* swizzled int B */
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0x0 0x0 0x0 0x3 &UIC3 0x2 0x4 /* swizzled int C */
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0x0 0x0 0x0 0x4 &UIC3 0x3 0x4 /* swizzled int D */>;
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};
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PCIE1: pciex@d20000000 {
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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,plb-pciex-460sx", "ibm,plb-pciex";
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primary;
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port = <0x1>; /* port number */
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reg = <0x0000000d 0x20000000 0x20000000 /* Config space access */
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0x0000000c 0x10001000 0x00001000>; /* Registers */
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dcr-reg = <0x120 0x020>;
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sdr-base = <0x340>;
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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 0x0000000e 0x80000000 0x00000000 0x80000000
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0x01000000 0x00000000 0x00000000 0x0000000f 0x80010000 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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/* This drives busses 10 to 0x1f */
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bus-range = <0x20 0x2f>;
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/* Legacy interrupts (note the weird polarity, the bridge seems
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* to invert PCIe legacy interrupts).
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* We are de-swizzling here because the numbers are actually for
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* port of the root complex virtual P2P bridge. But I want
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* to avoid putting a node for it in the tree, so the numbers
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* below are basically de-swizzled numbers.
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* The real slot is on idsel 0, so the swizzling is 1:1
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*/
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interrupt-map-mask = <0x0 0x0 0x0 0x7>;
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interrupt-map = <
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0x0 0x0 0x0 0x1 &UIC3 0x4 0x4 /* swizzled int A */
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0x0 0x0 0x0 0x2 &UIC3 0x5 0x4 /* swizzled int B */
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0x0 0x0 0x0 0x3 &UIC3 0x6 0x4 /* swizzled int C */
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0x0 0x0 0x0 0x4 &UIC3 0x7 0x4 /* swizzled int D */>;
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};
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PCIE2: pciex@d40000000 {
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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,plb-pciex-460sx", "ibm,plb-pciex";
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primary;
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port = <0x2>; /* port number */
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reg = <0x0000000d 0x40000000 0x20000000 /* Config space access */
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0x0000000c 0x10002000 0x00001000>; /* Registers */
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dcr-reg = <0x140 0x020>;
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sdr-base = <0x370>;
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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 0x0000000f 0x00000000 0x00000000 0x80000000
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0x01000000 0x00000000 0x00000000 0x0000000f 0x80020000 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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/* This drives busses 10 to 0x1f */
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bus-range = <0x30 0x3f>;
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/* Legacy interrupts (note the weird polarity, the bridge seems
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* to invert PCIe legacy interrupts).
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* We are de-swizzling here because the numbers are actually for
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* port of the root complex virtual P2P bridge. But I want
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* to avoid putting a node for it in the tree, so the numbers
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* below are basically de-swizzled numbers.
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* The real slot is on idsel 0, so the swizzling is 1:1
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*/
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interrupt-map-mask = <0x0 0x0 0x0 0x7>;
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interrupt-map = <
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0x0 0x0 0x0 0x1 &UIC3 0x8 0x4 /* swizzled int A */
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0x0 0x0 0x0 0x2 &UIC3 0x9 0x4 /* swizzled int B */
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0x0 0x0 0x0 0x3 &UIC3 0xa 0x4 /* swizzled int C */
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0x0 0x0 0x0 0x4 &UIC3 0xb 0x4 /* swizzled int D */>;
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};
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};
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chosen {
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linux,stdout-path = "/plb/opb/serial@ef600200";
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};
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};
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