提交 6c712090 编写于 作者: M Madhulika Madishetty 提交者: Josh Boyer

AMCC PPC 460SX redwood SoC platform initial framework

This patch contains initial framework for the AMCC Redwood board.
Signed-off-by: NMadhulika Madishetty <mmadishetty@amcc.com>
Signed-off-by: NTirumala Marri <tmarri@amcc.com>
Signed-off-by: NFeng Kan <fkan@amcc.com>
Signed-off-by: NVidhyananth Venkatasamy <vvenkatasamy@amcc.com>
Signed-off-by: NPreetesh Parekh <pparekh@amcc.com>
Acked-by: NLoc Ho <lho@amcc.com>
Acked-by: NFeng Kan <fkan@amcc.com>
Signed-off-by: NJosh Boyer <jwboyer@linux.vnet.ibm.com>
上级 41b6a085
/*
* 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>;
phy-mode = "rgmii";
phy-map = <0x00000000>;
rgmii-device = <&RGMII0>;
rgmii-channel = <0>;
has-inverted-stacr-oc;
has-new-stacr-staopc;
};
};
};
chosen {
linux,stdout-path = "/plb/opb/serial@ef600200";
};
};
此差异已折叠。
......@@ -34,6 +34,7 @@ _GLOBAL(__setup_cpu_440grx)
blr
_GLOBAL(__setup_cpu_460ex)
_GLOBAL(__setup_cpu_460gt)
_GLOBAL(__setup_cpu_460sx)
mflr r4
bl __init_fpu_44x
bl __fixup_440A_mcheck
......
......@@ -47,6 +47,7 @@ extern void __setup_cpu_440spe(unsigned long offset, struct cpu_spec* spec);
extern void __setup_cpu_440x5(unsigned long offset, struct cpu_spec* spec);
extern void __setup_cpu_460ex(unsigned long offset, struct cpu_spec* spec);
extern void __setup_cpu_460gt(unsigned long offset, struct cpu_spec* spec);
extern void __setup_cpu_460sx(unsigned long offset, struct cpu_spec *spec);
extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec);
extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec);
extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec);
......@@ -1638,6 +1639,19 @@ static struct cpu_spec __initdata cpu_specs[] = {
.machine_check = machine_check_440A,
.platform = "ppc440",
},
{ /* 460SX */
.pvr_mask = 0xffffff00,
.pvr_value = 0x13541800,
.cpu_name = "460SX",
.cpu_features = CPU_FTRS_44X,
.cpu_user_features = COMMON_USER_BOOKE,
.mmu_features = MMU_FTR_TYPE_44x,
.icache_bsize = 32,
.dcache_bsize = 32,
.cpu_setup = __setup_cpu_460sx,
.machine_check = machine_check_440A,
.platform = "ppc440",
},
{ /* default match */
.pvr_mask = 0x00000000,
.pvr_value = 0x00000000,
......
......@@ -118,6 +118,17 @@ config GLACIER
help
This option enables support for the AMCC PPC460GT evaluation board.
config REDWOOD
bool "Redwood"
depends on 44x
default n
select PPC44x_SIMPLE
select 460SX
select PCI
select PPC4xx_PCI_EXPRESS
help
This option enables support for the AMCC PPC460SX Redwood board.
config YOSEMITE
bool "Yosemite"
depends on 44x
......@@ -220,6 +231,14 @@ config 460EX
select IBM_NEW_EMAC_EMAC4
select IBM_NEW_EMAC_TAH
config 460SX
bool
select PPC_FPU
select IBM_NEW_EMAC_EMAC4
select IBM_NEW_EMAC_RGMII
select IBM_NEW_EMAC_ZMII
select IBM_NEW_EMAC_TAH
# 44x errata/workaround config symbols, selected by the CPU models above
config IBM440EP_ERR42
bool
......
......@@ -57,6 +57,7 @@ static char *board[] __initdata = {
"ibm,ebony",
"amcc,katmai",
"amcc,rainier",
"amcc,redwood",
"amcc,sequoia",
"amcc,taishan",
"amcc,yosemite"
......
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