/*
* Device Tree Source for IBM/AMCC Taishan
*
* Copyright 2007 IBM Corp.
* Hugh Blemings <hugh@au.ibm.com> based off code by
* Josh Boyer <jwboyer@linux.vnet.ibm.com>, David Gibson <dwg@au1.ibm.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.
*/
/ {
#address-cells = <2>;
#size-cells = <1>;
model = "amcc,taishan";
compatible = "amcc,taishan";
dcr-parent = <&/cpus/cpu@0>;
aliases {
ethernet0 = &EMAC2;
ethernet1 = &EMAC3;
serial0 = &UART0;
serial1 = &UART1;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
model = "PowerPC,440GX";
reg = <0>;
clock-frequency = <2FAF0800>; // 800MHz
timebase-frequency = <0>; // Filled in by zImage
i-cache-line-size = <32>;
d-cache-line-size = <32>;
i-cache-size = <8000>; /* 32 kB */
d-cache-size = <8000>; /* 32 kB */
dcr-controller;
dcr-access-method = "native";
};
};
memory {
device_type = "memory";
reg = <0 0 0>; // Filled in by zImage
};
UICB0: interrupt-controller-base {
compatible = "ibm,uic-440gx", "ibm,uic";
interrupt-controller;
cell-index = <3>;
dcr-reg = <200 009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
};
UIC0: interrupt-controller0 {
compatible = "ibm,uic-440gx", "ibm,uic";
interrupt-controller;
cell-index = <0>;
dcr-reg = <0c0 009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <01 4 00 4>; /* cascade - first non-critical */
interrupt-parent = <&UICB0>;
};
UIC1: interrupt-controller1 {
compatible = "ibm,uic-440gx", "ibm,uic";
interrupt-controller;
cell-index = <1>;
dcr-reg = <0d0 009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <03 4 02 4>; /* cascade */
interrupt-parent = <&UICB0>;
};
UIC2: interrupt-controller2 {
compatible = "ibm,uic-440gx", "ibm,uic";
interrupt-controller;
cell-index = <2>; /* was 1 */
dcr-reg = <210 009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <05 4 04 4>; /* cascade */
interrupt-parent = <&UICB0>;
};
CPC0: cpc {
compatible = "ibm,cpc-440gp";
dcr-reg = <0b0 003 0e0 010>;
// FIXME: anything else?
};
plb {
compatible = "ibm,plb-440gx", "ibm,plb4";
#address-cells = <2>;
#size-cells = <1>;
ranges;
clock-frequency = <9896800>; // 160MHz
SDRAM0: memory-controller {
compatible = "ibm,sdram-440gp";
dcr-reg = <010 2>;
// FIXME: anything else?
};
SRAM0: sram {
compatible = "ibm,sram-440gp";
dcr-reg = <020 8 00a 1>;
};
DMA0: dma {
// FIXME: ???
compatible = "ibm,dma-440gp";
dcr-reg = <100 027>;
};
MAL0: mcmal {
compatible = "ibm,mcmal-440gx", "ibm,mcmal2";
dcr-reg = <180 62>;
num-tx-chans = <4>;
num-rx-chans = <4>;
interrupt-parent = <&MAL0>;
interrupts = <0 1 2 3 4>;
#interrupt-cells = <1>;
#address-cells = <0>;
#size-cells = <0>;
interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
/*RXEOB*/ 1 &UIC0 b 4
/*SERR*/ 2 &UIC1 0 4
/*TXDE*/ 3 &UIC1 1 4
/*RXDE*/ 4 &UIC1 2 4>;
interrupt-map-mask = <ffffffff>;
};
POB0: opb {
compatible = "ibm,opb-440gx", "ibm,opb";
#address-cells = <1>;
#size-cells = <1>;
/* Wish there was a nicer way of specifying a full 32-bit
range */
ranges = <00000000 1 00000000 80000000
80000000 1 80000000 80000000>;
dcr-reg = <090 00b>;
interrupt-parent = <&UIC1>;
interrupts = <7 4>;
clock-frequency = <4C4B400>; // 80MHz
EBC0: ebc {
compatible = "ibm,ebc-440gx", "ibm,ebc";
dcr-reg = <012 2>;
#address-cells = <2>;
#size-cells = <1>;
clock-frequency = <4C4B400>; // 80MHz
/* ranges property is supplied by zImage
* based on firmware's configuration of the
* EBC bridge */
interrupts = <5 4>;
interrupt-parent = <&UIC1>;
/* TODO: Add other EBC devices */
};
UART0: serial@40000200 {
device_type = "serial";
compatible = "ns16550";
reg = <40000200 8>;
virtual-reg = <e0000200>;
clock-frequency = <A8C000>;
current-speed = <1C200>; /* 115200 */
interrupt-parent = <&UIC0>;
interrupts = <0 4>;
};
UART1: serial@40000300 {
device_type = "serial";
compatible = "ns16550";
reg = <40000300 8>;
virtual-reg = <e0000300>;
clock-frequency = <A8C000>;
current-speed = <1C200>; /* 115200 */
interrupt-parent = <&UIC0>;
interrupts = <1 4>;
};
IIC0: i2c@40000400 {
/* FIXME */
device_type = "i2c";
compatible = "ibm,iic-440gp", "ibm,iic";
reg = <40000400 14>;
interrupt-parent = <&UIC0>;
interrupts = <2 4>;
};
IIC1: i2c@40000500 {
/* FIXME */
device_type = "i2c";
compatible = "ibm,iic-440gp", "ibm,iic";
reg = <40000500 14>;
interrupt-parent = <&UIC0>;
interrupts = <3 4>;
};
GPIO0: gpio@40000700 {
/* FIXME */
compatible = "ibm,gpio-440gp";
reg = <40000700 20>;
};
ZMII0: emac-zmii@40000780 {
device_type = "zgmii-interface";
compatible = "ibm,zmii-440gx", "ibm,zmii";
reg = <40000780 c>;
};
RGMII0: emac-rgmii@40000790 {
device_type = "rgmii-interface";
compatible = "ibm,rgmii";
reg = <40000790 8>;
};
EMAC0: ethernet@40000800 {
unused = <1>;
linux,network-index = <2>;
device_type = "network";
compatible = "ibm,emac-440gx", "ibm,emac4";
interrupt-parent = <&UIC1>;
interrupts = <1c 4 1d 4>;
reg = <40000800 70>;
local-mac-address = [000000000000]; // Filled in by zImage
mal-device = <&MAL0>;
mal-tx-channel = <0>;
mal-rx-channel = <0>;
cell-index = <0>;
max-frame-size = <5dc>;
rx-fifo-size = <1000>;
tx-fifo-size = <800>;
phy-mode = "rmii";
phy-map = <00000001>;
zmii-device = <&ZMII0>;
zmii-channel = <0>;
};
EMAC1: ethernet@40000900 {
unused = <1>;
linux,network-index = <3>;
device_type = "network";
compatible = "ibm,emac-440gx", "ibm,emac4";
interrupt-parent = <&UIC1>;
interrupts = <1e 4 1f 4>;
reg = <40000900 70>;
local-mac-address = [000000000000]; // Filled in by zImage
mal-device = <&MAL0>;
mal-tx-channel = <1>;
mal-rx-channel = <1>;
cell-index = <1>;
max-frame-size = <5dc>;
rx-fifo-size = <1000>;
tx-fifo-size = <800>;
phy-mode = "rmii";
phy-map = <00000001>;
zmii-device = <&ZMII0>;
zmii-channel = <1>;
};
EMAC2: ethernet@40000c00 {
linux,network-index = <0>;
device_type = "network";
compatible = "ibm,emac-440gx", "ibm,emac4";
interrupt-parent = <&UIC2>;
interrupts = <0 4 1 4>;
reg = <40000c00 70>;
local-mac-address = [000000000000]; // Filled in by zImage
mal-device = <&MAL0>;
mal-tx-channel = <2>;
mal-rx-channel = <2>;
cell-index = <2>;
max-frame-size = <5dc>;
rx-fifo-size = <1000>;
tx-fifo-size = <800>;
phy-mode = "rgmii";
phy-map = <00000001>;
rgmii-device = <&RGMII0>;
rgmii-channel = <0>;
zmii-device = <&ZMII0>;
zmii-channel = <2>;
};
EMAC3: ethernet@40000e00 {
linux,network-index = <1>;
device_type = "network";
compatible = "ibm,emac-440gx", "ibm,emac4";
interrupt-parent = <&UIC2>;
interrupts = <2 4 3 4>;
reg = <40000e00 70>;
local-mac-address = [000000000000]; // Filled in by zImage
mal-device = <&MAL0>;
mal-tx-channel = <3>;
mal-rx-channel = <3>;
cell-index = <3>;
max-frame-size = <5dc>;
rx-fifo-size = <1000>;
tx-fifo-size = <800>;
phy-mode = "rgmii";
phy-map = <00000003>;
rgmii-device = <&RGMII0>;
rgmii-channel = <1>;
zmii-device = <&ZMII0>;
zmii-channel = <3>;
};
GPT0: gpt@40000a00 {
/* FIXME */
reg = <40000a00 d4>;
interrupt-parent = <&UIC0>;
interrupts = <12 4 13 4 14 4 15 4 16 4>;
};
};
PCIX0: pci@20ec00000 {
device_type = "pci";
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
compatible = "ibm,plb440gp-pcix", "ibm,plb-pcix";
primary;
large-inbound-windows;
enable-msi-hole;
reg = <2 0ec00000 8 /* Config space access */
0 0 0 /* no IACK cycles */
2 0ed00000 4 /* Special cycles */
2 0ec80000 100 /* Internal registers */
2 0ec80100 fc>; /* Internal messaging registers */
/* Outbound ranges, one memory and one IO,
* later cannot be changed
*/
ranges = <02000000 0 80000000 00000003 80000000 0 80000000
01000000 0 00000000 00000002 08000000 0 00010000>;
/* Inbound 2GB range starting at 0 */
dma-ranges = <42000000 0 0 0 0 0 80000000>;
interrupt-map-mask = <f800 0 0 7>;
interrupt-map = <
/* IDSEL 1 */
0800 0 0 1 &UIC0 17 8
0800 0 0 2 &UIC0 18 8
0800 0 0 3 &UIC0 19 8
0800 0 0 4 &UIC0 1a 8
/* IDSEL 2 */
1000 0 0 1 &UIC0 18 8
1000 0 0 2 &UIC0 19 8
1000 0 0 3 &UIC0 1a 8
1000 0 0 4 &UIC0 17 8
>;
};
};
chosen {
linux,stdout-path = "/plb/opb/serial@40000300";
};
};
