linux_dsm_epyc7002/arch/powerpc/boot/dts/redwood.dts
Rupjyoti Sarmah 3fb7933850 powerpc/4xx: Adding PCIe MSI support
This patch adds MSI support for 440SPe, 460Ex, 460Sx and 405Ex.

Signed-off-by: Rupjyoti Sarmah <rsarmah@apm.com>
Signed-off-by: Tirumala R Marri <tmarri@apm.com>
Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2011-05-26 15:00:37 +10:00

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/*
* Device Tree Source for AMCC Redwood(460SX)
*
* Copyright 2008 AMCC <tmarri@amcc.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 = "amcc,redwood";
compatible = "amcc,redwood";
dcr-parent = <&{/cpus/cpu@0}>;
aliases {
ethernet0 = &EMAC0;
serial0 = &UART0;
};
cpus {
#address-cells = <1>;
#size-cells = <0>;
cpu@0 {
device_type = "cpu";
model = "PowerPC,460SX";
reg = <0x00000000>;
clock-frequency = <0>; /* Filled in by U-Boot */
timebase-frequency = <0>; /* Filled in by U-Boot */
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 U-Boot */
};
UIC0: interrupt-controller0 {
compatible = "ibm,uic-460sx","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-460sx","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-460sx","ibm,uic";
interrupt-controller;
cell-index = <2>;
dcr-reg = <0x0e0 0x009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <0xa 0x4 0xb 0x4>; /* cascade */
interrupt-parent = <&UIC0>;
};
UIC3: interrupt-controller3 {
compatible = "ibm,uic-460sx","ibm,uic";
interrupt-controller;
cell-index = <3>;
dcr-reg = <0x0f0 0x009>;
#address-cells = <0>;
#size-cells = <0>;
#interrupt-cells = <2>;
interrupts = <0x10 0x4 0x11 0x4>; /* cascade */
interrupt-parent = <&UIC0>;
};
SDR0: sdr {
compatible = "ibm,sdr-460sx";
dcr-reg = <0x00e 0x002>;
};
CPR0: cpr {
compatible = "ibm,cpr-460sx";
dcr-reg = <0x00c 0x002>;
};
plb {
compatible = "ibm,plb-460sx", "ibm,plb4";
#address-cells = <2>;
#size-cells = <1>;
ranges;
clock-frequency = <0>; /* Filled in by U-Boot */
SDRAM0: sdram {
compatible = "ibm,sdram-460sx", "ibm,sdram-405gp";
dcr-reg = <0x010 0x002>;
};
MAL0: mcmal {
compatible = "ibm,mcmal-460sx", "ibm,mcmal2";
dcr-reg = <0x180 0x62>;
num-tx-chans = <4>;
num-rx-chans = <32>;
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&UIC1>;
interrupts = < /*TXEOB*/ 0x6 0x4
/*RXEOB*/ 0x7 0x4
/*SERR*/ 0x1 0x4
/*TXDE*/ 0x2 0x4
/*RXDE*/ 0x3 0x4
/*COAL TX0*/ 0x18 0x2
/*COAL TX1*/ 0x19 0x2
/*COAL TX2*/ 0x1a 0x2
/*COAL TX3*/ 0x1b 0x2
/*COAL RX0*/ 0x1c 0x2
/*COAL RX1*/ 0x1d 0x2
/*COAL RX2*/ 0x1e 0x2
/*COAL RX3*/ 0x1f 0x2>;
};
POB0: opb {
compatible = "ibm,opb-460sx", "ibm,opb";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0xb0000000 0x00000004 0xb0000000 0x50000000>;
clock-frequency = <0>; /* Filled in by U-Boot */
EBC0: ebc {
compatible = "ibm,ebc-460sx", "ibm,ebc";
dcr-reg = <0x012 0x002>;
#address-cells = <2>;
#size-cells = <1>;
clock-frequency = <0>; /* Filled in by U-Boot */
/* ranges property is supplied by U-Boot */
interrupts = <0x6 0x4>;
interrupt-parent = <&UIC1>;
nor_flash@0,0 {
compatible = "amd,s29gl512n", "cfi-flash";
bank-width = <2>;
reg = <0x0000000 0x00000000 0x04000000>;
#address-cells = <1>;
#size-cells = <1>;
partition@0 {
label = "kernel";
reg = <0x00000000 0x001e0000>;
};
partition@1e0000 {
label = "dtb";
reg = <0x001e0000 0x00020000>;
};
partition@200000 {
label = "ramdisk";
reg = <0x00200000 0x01400000>;
};
partition@1600000 {
label = "jffs2";
reg = <0x01600000 0x00400000>;
};
partition@1a00000 {
label = "user";
reg = <0x01a00000 0x02560000>;
};
partition@3f60000 {
label = "env";
reg = <0x03f60000 0x00040000>;
};
partition@3fa0000 {
label = "u-boot";
reg = <0x03fa0000 0x00060000>;
};
};
};
UART0: serial@ef600200 {
device_type = "serial";
compatible = "ns16550";
reg = <0xef600200 0x00000008>;
virtual-reg = <0xef600200>;
clock-frequency = <0>; /* Filled in by U-Boot */
current-speed = <0>; /* Filled in by U-Boot */
interrupt-parent = <&UIC0>;
interrupts = <0x0 0x4>;
};
RGMII0: emac-rgmii@ef600900 {
compatible = "ibm,rgmii-460sx", "ibm,rgmii";
reg = <0xef600900 0x00000008>;
};
EMAC0: ethernet@ef600a00 {
device_type = "network";
compatible = "ibm,emac-460sx", "ibm,emac4";
interrupt-parent = <&EMAC0>;
interrupts = <0x0 0x1>;
#interrupt-cells = <1>;
#address-cells = <0>;
#size-cells = <0>;
interrupt-map = </*Status*/ 0x0 &UIC0 0x13 0x4
/*Wake*/ 0x1 &UIC2 0x1d 0x4>;
reg = <0xef600a00 0x00000070>;
local-mac-address = [000000000000]; /* Filled in by U-Boot */
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>;
rx-fifo-size-gige = <16384>;
phy-mode = "rgmii";
phy-map = <0x00000000>;
rgmii-device = <&RGMII0>;
rgmii-channel = <0>;
has-inverted-stacr-oc;
has-new-stacr-staopc;
};
};
PCIE0: pciex@d00000000 {
device_type = "pci";
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
primary;
port = <0x0>; /* port number */
reg = <0x0000000d 0x00000000 0x20000000 /* Config space access */
0x0000000c 0x10000000 0x00001000>; /* Registers */
dcr-reg = <0x100 0x020>;
sdr-base = <0x300>;
/* Outbound ranges, one memory and one IO,
* later cannot be changed
*/
ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000
0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
/* This drives busses 10 to 0x1f */
bus-range = <0x10 0x1f>;
/* Legacy interrupts (note the weird polarity, the bridge seems
* to invert PCIe legacy interrupts).
* We are de-swizzling here because the numbers are actually for
* port of the root complex virtual P2P bridge. But I want
* to avoid putting a node for it in the tree, so the numbers
* below are basically de-swizzled numbers.
* The real slot is on idsel 0, so the swizzling is 1:1
*/
interrupt-map-mask = <0x0 0x0 0x0 0x7>;
interrupt-map = <
0x0 0x0 0x0 0x1 &UIC3 0x0 0x4 /* swizzled int A */
0x0 0x0 0x0 0x2 &UIC3 0x1 0x4 /* swizzled int B */
0x0 0x0 0x0 0x3 &UIC3 0x2 0x4 /* swizzled int C */
0x0 0x0 0x0 0x4 &UIC3 0x3 0x4 /* swizzled int D */>;
};
PCIE1: pciex@d20000000 {
device_type = "pci";
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
primary;
port = <0x1>; /* port number */
reg = <0x0000000d 0x20000000 0x20000000 /* Config space access */
0x0000000c 0x10001000 0x00001000>; /* Registers */
dcr-reg = <0x120 0x020>;
sdr-base = <0x340>;
/* Outbound ranges, one memory and one IO,
* later cannot be changed
*/
ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x80000000 0x00000000 0x80000000
0x01000000 0x00000000 0x00000000 0x0000000f 0x80010000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
/* This drives busses 10 to 0x1f */
bus-range = <0x20 0x2f>;
/* Legacy interrupts (note the weird polarity, the bridge seems
* to invert PCIe legacy interrupts).
* We are de-swizzling here because the numbers are actually for
* port of the root complex virtual P2P bridge. But I want
* to avoid putting a node for it in the tree, so the numbers
* below are basically de-swizzled numbers.
* The real slot is on idsel 0, so the swizzling is 1:1
*/
interrupt-map-mask = <0x0 0x0 0x0 0x7>;
interrupt-map = <
0x0 0x0 0x0 0x1 &UIC3 0x4 0x4 /* swizzled int A */
0x0 0x0 0x0 0x2 &UIC3 0x5 0x4 /* swizzled int B */
0x0 0x0 0x0 0x3 &UIC3 0x6 0x4 /* swizzled int C */
0x0 0x0 0x0 0x4 &UIC3 0x7 0x4 /* swizzled int D */>;
};
PCIE2: pciex@d40000000 {
device_type = "pci";
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
primary;
port = <0x2>; /* port number */
reg = <0x0000000d 0x40000000 0x20000000 /* Config space access */
0x0000000c 0x10002000 0x00001000>; /* Registers */
dcr-reg = <0x140 0x020>;
sdr-base = <0x370>;
/* Outbound ranges, one memory and one IO,
* later cannot be changed
*/
ranges = <0x02000000 0x00000000 0x80000000 0x0000000f 0x00000000 0x00000000 0x80000000
0x01000000 0x00000000 0x00000000 0x0000000f 0x80020000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
/* This drives busses 10 to 0x1f */
bus-range = <0x30 0x3f>;
/* Legacy interrupts (note the weird polarity, the bridge seems
* to invert PCIe legacy interrupts).
* We are de-swizzling here because the numbers are actually for
* port of the root complex virtual P2P bridge. But I want
* to avoid putting a node for it in the tree, so the numbers
* below are basically de-swizzled numbers.
* The real slot is on idsel 0, so the swizzling is 1:1
*/
interrupt-map-mask = <0x0 0x0 0x0 0x7>;
interrupt-map = <
0x0 0x0 0x0 0x1 &UIC3 0x8 0x4 /* swizzled int A */
0x0 0x0 0x0 0x2 &UIC3 0x9 0x4 /* swizzled int B */
0x0 0x0 0x0 0x3 &UIC3 0xa 0x4 /* swizzled int C */
0x0 0x0 0x0 0x4 &UIC3 0xb 0x4 /* swizzled int D */>;
};
MSI: ppc4xx-msi@400300000 {
compatible = "amcc,ppc4xx-msi", "ppc4xx-msi";
reg = < 0x4 0x00300000 0x100
0x4 0x00300000 0x100>;
sdr-base = <0x3B0>;
msi-data = <0x00000000>;
msi-mask = <0x44440000>;
interrupt-count = <3>;
interrupts =<0 1 2 3>;
interrupt-parent = <&UIC0>;
#interrupt-cells = <1>;
#address-cells = <0>;
#size-cells = <0>;
interrupt-map = <0 &UIC0 0xC 1
1 &UIC0 0x0D 1
2 &UIC0 0x0E 1
3 &UIC0 0x0F 1>;
};
};
chosen {
linux,stdout-path = "/plb/opb/serial@ef600200";
};
};