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Support for spc1920 board. 

Patch by Markus Klotzbuecher, 12 Jul 2006
This commit is contained in:
Markus Klotzbuecher 2006-07-12 08:48:24 +02:00 committed by Markus Klotzbuecher
parent 87791f3bf2
commit b02d0177c1
11 changed files with 856 additions and 13 deletions
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22
MAKEALL
View File

@ -34,7 +34,6 @@ LIST_5xxx=" \
#########################################################################
## MPC8xx Systems
#########################################################################
LIST_8xx=" \
Adder87x GENIETV MBX860T R360MPI \
AdderII GTH MHPC RBC823 \
@ -44,16 +43,17 @@ LIST_8xx=" \
CCM IP860 NETPHONE RPXlite_DW \
cogent_mpc8xx IVML24 NETTA RRvision \
ELPT860 IVML24_128 NETTA2 SM850 \
EP88x IVML24_256 NETTA_ISDN SPD823TS \
ESTEEM192E IVMS8 NETVIA svm_sc8xx \
ETX094 IVMS8_128 NETVIA_V2 SXNI855T \
FADS823 IVMS8_256 NX823 TOP860 \
FADS850SAR KUP4K pcu_e TQM823L \
FADS860T KUP4X QS823 TQM823L_LCD \
FLAGADM LANTEC QS850 TQM850L \
FPS850L lwmon QS860T TQM855L \
GEN860T MBX quantum TQM860L \
GEN860T_SC uc100 \
EP88x IVML24_256 NETTA_ISDN spc1920 \
ESTEEM192E IVMS8 NETVIA SPD823TS \
ETX094 IVMS8_128 NETVIA_V2 svm_sc8xx \
FADS823 IVMS8_256 NX823 SXNI855T \
FADS850SAR KUP4K pcu_e TOP860 \
FADS860T KUP4X QS823 TQM823L \
FLAGADM LANTEC QS850 TQM823L_LCD \
FPS850L lwmon QS860T TQM850L \
GEN860T MBX quantum TQM855L \
GEN860T_SC TQM860L \
uc100 \
v37 \
"

3
Makefile
View File

@ -705,6 +705,9 @@ RRvision_LCD_config: unconfig
SM850_config : unconfig
@./mkconfig $(@:_config=) ppc mpc8xx tqm8xx
spc1920_config:
@./mkconfig $(@:_config=) ppc mpc8xx spc1920
SPD823TS_config: unconfig
@./mkconfig $(@:_config=) ppc mpc8xx spd8xx

40
board/spc1920/Makefile Normal file
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@ -0,0 +1,40 @@
#
# (C) Copyright 2000
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS = $(BOARD).o
$(LIB): .depend $(OBJS)
$(AR) crv $@ $(OBJS)
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

35
board/spc1920/config.mk Normal file
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@ -0,0 +1,35 @@
#
# (C) Copyright 2000-2004
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# Modified by, Yuli Barcohen, Arabella Software Ltd., yuli@arabellasw.com
#
# See file CREDITS for list of people who contributed to this
# project.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
#
# Motorola old MPC821/860ADS, MPC8xxFADS, new MPC866ADS, and
# MPC885ADS boards
#
#TEXT_BASE = 0xFE000000
TEXT_BASE = 0xFFF00000
PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/spc1920
HOST_CFLAGS += -I$(TOPDIR)/board/spc1920
HOST_ENVIRO_CFLAGS += -I$(TOPDIR)/board/spc1920

14
board/spc1920/pld.h Normal file
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@ -0,0 +1,14 @@
#ifndef __PLD_H__
#define __PLD_H__
typedef struct spc1920_pld {
uchar com1_en;
uchar dsp_reset;
uchar dsp_hpi_on;
uchar codec_dsp_power_en;
uchar clk2_en;
uchar clk3_select;
uchar clk4_select;
} spc1920_pld_t;
#endif /* __PLD_H__ */

237
board/spc1920/spc1920.c Normal file
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@ -0,0 +1,237 @@
/*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Modified by, Yuli Barcohen, Arabella Software Ltd., yuli@arabellasw.com
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <config.h>
#include <common.h>
#include <mpc8xx.h>
#include "pld.h"
#define _NOT_USED_ 0xFFFFFFFF
/* #define debug(fmt,args...) printf (fmt ,##args) */
static long int dram_size (long int, long int *, long int);
const uint sdram_table[] = {
/*
* Single Read. (Offset 0 in UPMB RAM)
*/
0x1F07FC04, 0xEEAEFC04, 0x11ADFC04, 0xEFBBBC00,
0x1FF77C47, /* last */
/*
* SDRAM Initialization (offset 5 in UPMB RAM)
*
* This is no UPM entry point. The following definition uses
* the remaining space to establish an initialization
* sequence, which is executed by a RUN command.
*
*/
0x1FF77C34, 0xEFEABC34, 0x1FB57C35, /* last */
/*
* Burst Read. (Offset 8 in UPMB RAM)
*/
0x1F07FC04, 0xEEAEFC04, 0x10ADFC04, 0xF0AFFC00,
0xF0AFFC00, 0xF1AFFC00, 0xEFBBBC00, 0x1FF77C47, /* last */
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* Single Write. (Offset 18 in UPMB RAM)
*/
0x1F07FC04, 0xEEAEBC00, 0x01B93C04, 0x1FF77C47, /* last */
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* Burst Write. (Offset 20 in UPMB RAM)
*/
0x1F07FC04, 0xEEAEBC00, 0x10AD7C00, 0xF0AFFC00,
0xF0AFFC00, 0xE1BBBC04, 0x1FF77C47, /* last */
_NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* Refresh (Offset 30 in UPMB RAM)
*/
0x1FF5FC84, 0xFFFFFC04, 0xFFFFFC04, 0xFFFFFC04,
0xFFFFFC84, 0xFFFFFC07, /* last */
_NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* Exception. (Offset 3c in UPMB RAM)
*/
0x7FFFFC07, /* last */
_NOT_USED_, _NOT_USED_, _NOT_USED_,
};
long int initdram (int board_type)
{
volatile immap_t *immr = (immap_t *) CFG_IMMR;
volatile memctl8xx_t *memctl = &immr->im_memctl;
/* volatile spc1920_pld_t *pld = (spc1920_pld_t *) CFG_SPC1920_PLD_BASE; */
long int size_b0;
long int size8, size9;
int i;
/*
* Configure UPMB for SDRAM
*/
upmconfig (UPMB, (uint *)sdram_table, sizeof(sdram_table)/sizeof(uint));
udelay(100);
memctl->memc_mptpr = CFG_MPTPR;
/* burst length=4, burst type=sequential, CAS latency=2 */
memctl->memc_mar = CFG_MAR;
/*
* Map controller bank 1 to the SDRAM bank at preliminary address.
*/
memctl->memc_or1 = CFG_OR1_PRELIM;
memctl->memc_br1 = CFG_BR1_PRELIM;
/* initialize memory address register */
memctl->memc_mbmr = CFG_MBMR_8COL; /* refresh not enabled yet */
/* mode initialization (offset 5) */
udelay (200); /* 0x80006105 */
memctl->memc_mcr = MCR_OP_RUN | MCR_UPM_B | MCR_MB_CS1 | MCR_MLCF (1) | MCR_MAD (0x05);
/* run 2 refresh sequence with 4-beat refresh burst (offset 0x30) */
udelay (1); /* 0x80006130 */
memctl->memc_mcr = MCR_OP_RUN | MCR_UPM_B | MCR_MB_CS1 | MCR_MLCF (1) | MCR_MAD (0x30);
udelay (1); /* 0x80006130 */
memctl->memc_mcr = MCR_OP_RUN | MCR_UPM_B | MCR_MB_CS1 | MCR_MLCF (1) | MCR_MAD (0x30);
udelay (1); /* 0x80006106 */
memctl->memc_mcr = MCR_OP_RUN | MCR_UPM_B | MCR_MB_CS1 | MCR_MLCF (1) | MCR_MAD (0x06);
memctl->memc_mbmr |= MBMR_PTBE; /* refresh enabled */
udelay (200);
/* Need at least 10 DRAM accesses to stabilize */
for (i = 0; i < 10; ++i) {
volatile unsigned long *addr =
(volatile unsigned long *) CFG_SDRAM_BASE;
unsigned long val;
val = *(addr + i);
*(addr + i) = val;
}
/*
* Check Bank 0 Memory Size for re-configuration
*
* try 8 column mode
*/
size8 = dram_size (CFG_MBMR_8COL, (long *)CFG_SDRAM_BASE, SDRAM_MAX_SIZE);
udelay (1000);
/*
* try 9 column mode
*/
size9 = dram_size (CFG_MBMR_9COL, (long *)CFG_SDRAM_BASE, SDRAM_MAX_SIZE);
if (size8 < size9) { /* leave configuration at 9 columns */
size_b0 = size9;
memctl->memc_mbmr = CFG_MBMR_9COL | MBMR_PTBE;
udelay (500);
} else { /* back to 8 columns */
size_b0 = size8;
memctl->memc_mbmr = CFG_MBMR_8COL | MBMR_PTBE;
udelay (500);
}
/*
* Final mapping:
*/
memctl->memc_or1 = ((-size_b0) & 0xFFFF0000) |
OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING;
memctl->memc_br1 = (CFG_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMB | BR_V;
udelay (1000);
/* PLD Setup */
memctl->memc_or5 = CFG_OR5_PRELIM;
memctl->memc_br5 = CFG_BR5_PRELIM;
udelay(1000);
return (size_b0);
}
/*
* Check memory range for valid RAM. A simple memory test determines
* the actually available RAM size between addresses `base' and
* `base + maxsize'. Some (not all) hardware errors are detected:
* - short between address lines
* - short between data lines
*/
static long int dram_size (long int mbmr_value, long int *base,
long int maxsize)
{
volatile immap_t *immap = (immap_t *) CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
memctl->memc_mbmr = mbmr_value;
return (get_ram_size (base, maxsize));
}
/************* other stuff ******************/
int board_early_init_f(void)
{
volatile immap_t *immap = (immap_t *) CFG_IMMR;
volatile memctl8xx_t *memctl = &immap->im_memctl;
/* Turn on LED PD9 */
immap->im_ioport.iop_pdpar &= ~(0x0040);
immap->im_ioport.iop_pddir |= 0x0040;
immap->im_ioport.iop_pddat |= 0x0040;
/* Enable PD10 (COM2_EN) */
immap->im_ioport.iop_pdpar &= ~0x0020;
immap->im_ioport.iop_pddir &= ~0x4000;
immap->im_ioport.iop_pddir |= 0x0020;
immap->im_ioport.iop_pddat |= 0x0020;
#ifdef CFG_SMC1_PLD_CLK4 /* SMC1 uses CLK4 from PLD */
immap->im_cpm.cp_simode |= 0x7000;
immap->im_cpm.cp_simode &= ~(0x8000);
#endif
return 0;
}
int checkboard (void)
{
puts("Board: SPC1920\n");
return 0;
}

144
board/spc1920/u-boot.lds Normal file
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@ -0,0 +1,144 @@
/*
* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_ARCH(powerpc)
SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
/* Do we need any of these for elf?
__DYNAMIC = 0; */
SECTIONS
{
/* Read-only sections, merged into text segment: */
. = + SIZEOF_HEADERS;
.interp : { *(.interp) }
.hash : { *(.hash) }
.dynsym : { *(.dynsym) }
.dynstr : { *(.dynstr) }
.rel.text : { *(.rel.text) }
.rela.text : { *(.rela.text) }
.rel.data : { *(.rel.data) }
.rela.data : { *(.rela.data) }
.rel.rodata : { *(.rel.rodata) }
.rela.rodata : { *(.rela.rodata) }
.rel.got : { *(.rel.got) }
.rela.got : { *(.rela.got) }
.rel.ctors : { *(.rel.ctors) }
.rela.ctors : { *(.rela.ctors) }
.rel.dtors : { *(.rel.dtors) }
.rela.dtors : { *(.rela.dtors) }
.rel.bss : { *(.rel.bss) }
.rela.bss : { *(.rela.bss) }
.rel.plt : { *(.rel.plt) }
.rela.plt : { *(.rela.plt) }
.init : { *(.init) }
.plt : { *(.plt) }
.text :
{
/* WARNING - the following is hand-optimized to fit within */
/* the sector layout of our flash chips! XXX FIXME XXX */
cpu/mpc8xx/start.o (.text)
cpu/mpc8xx/traps.o (.text)
common/dlmalloc.o (.text)
lib_ppc/ppcstring.o (.text)
lib_generic/vsprintf.o (.text)
lib_generic/crc32.o (.text)
lib_generic/zlib.o (.text)
lib_ppc/cache.o (.text)
lib_ppc/time.o (.text)
. = DEFINED(env_offset) ? env_offset : .;
common/environment.o (.ppcenv)
*(.text)
*(.fixup)
*(.got1)
}
_etext = .;
PROVIDE (etext = .);
.rodata :
{
*(.rodata)
*(.rodata1)
*(.rodata.str1.4)
*(.eh_frame)
}
.fini : { *(.fini) } =0
.ctors : { *(.ctors) }
.dtors : { *(.dtors) }
/* Read-write section, merged into data segment: */
. = (. + 0x00FF) & 0xFFFFFF00;
_erotext = .;
PROVIDE (erotext = .);
.reloc :
{
*(.got)
_GOT2_TABLE_ = .;
*(.got2)
_FIXUP_TABLE_ = .;
*(.fixup)
}
__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
__fixup_entries = (. - _FIXUP_TABLE_)>>2;
.data :
{
*(.data)
*(.data1)
*(.sdata)
*(.sdata2)
*(.dynamic)
CONSTRUCTORS
}
_edata = .;
PROVIDE (edata = .);
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = .;
__start___ex_table = .;
__ex_table : { *(__ex_table) }
__stop___ex_table = .;
. = ALIGN(256);
__init_begin = .;
.text.init : { *(.text.init) }
.data.init : { *(.data.init) }
. = ALIGN(256);
__init_end = .;
__bss_start = .;
.bss :
{
*(.sbss) *(.scommon)
*(.dynbss)
*(.bss)
*(COMMON)
}
_end = . ;
PROVIDE (end = .);
}

1
cpu/mpc8xx/cpu_init.c
View File

@ -161,6 +161,7 @@ void cpu_init_f (volatile immap_t * immr)
defined(CONFIG_RMU) || \
defined(CONFIG_RPXCLASSIC) || \
defined(CONFIG_RPXLITE) || \
defined(CONFIG_SPC1920) || \
defined(CONFIG_SPD823TS)
memctl->memc_br0 = CFG_BR0_PRELIM;

4
cpu/mpc8xx/fec.c
View File

@ -822,6 +822,7 @@ static void fec_halt(struct eth_device* dev)
#define PHY_ID_LSI80225 0x0016f870 /* LSI 80225 */
#define PHY_ID_LSI80225B 0x0016f880 /* LSI 80225/B */
#define PHY_ID_DM9161 0x0181B880 /* Davicom DM9161 */
#define PHY_ID_KSM8995M 0x00221450 /* MICREL KS8995MA */
/* send command to phy using mii, wait for result */
static uint
@ -907,6 +908,9 @@ static int mii_discover_phy(struct eth_device *dev)
case PHY_ID_DM9161:
printf("Davicom DM9161\n");
break;
case PHY_ID_KSM8995M:
printf("MICREL KS8995M\n");
break;
default:
printf("0x%08x\n", phytype);
break;

7
cpu/mpc8xx/serial.c
View File

@ -227,9 +227,12 @@ static int smc_init (void)
sp->smc_smcm = 0;
sp->smc_smce = 0xff;
/* Set up the baud rate generator.
*/
#ifdef CFG_SPC1920_SMC1_CLK4 /* clock source is PLD */
*((volatile uchar *) CFG_SPC1920_PLD_BASE+6) = 0xff;
#else
/* Set up the baud rate generator */
smc_setbrg ();
#endif
/* Make the first buffer the only buffer.
*/

362
include/configs/spc1920.h Normal file
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@ -0,0 +1,362 @@
/*
* (C) Copyright 2006
* Markus Klotzbuecher, DENX Software Engineering, mk@denx.de
*
* Configuation settings for the SPC1920 board.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __H
#define __CONFIG_H
#define CONFIG_SPC1920 1 /* SPC1920 board */
#define CONFIG_MPC885 1 /* MPC885 CPU */
#define CONFIG_8xx_CONS_SMC1 /* Console is on SMC1 */
#undef CONFIG_8xx_CONS_SMC2
#undef CONFIG_8xx_CONS_NONE
#define CONFIG_MII
/* #define MII_DEBUG */
/* #define CONFIG_FEC_ENET */
#undef CONFIG_ETHER_ON_FEC1
#define CONFIG_ETHER_ON_FEC2
#define FEC_ENET
/* #define CONFIG_FEC2_PHY_NORXERR */
/* #define CFG_DISCOVER_PHY */
/* #define CONFIG_PHY_ADDR 0x1 */
#define CONFIG_FEC2_PHY 1
#define CONFIG_BAUDRATE 19200
/* use PLD CLK4 instead of brg */
#undef CFG_SPC1920_SMC1_CLK4
#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */
#define CONFIG_8xx_CPUCLK_DEFAULT 50000000
#define CFG_8xx_CPUCLK_MIN 40000000
#define CFG_8xx_CPUCLK_MAX 133000000
#define CFG_RESET_ADDRESS 0xf8000000
#define CONFIG_BOARD_EARLY_INIT_F
#if 1
#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
#else
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
#endif
#define CONFIG_ENV_OVERWRITE
#define CONFIG_NFSBOOTCOMMAND \
"dhcp;" \
"setenv bootargs root=/dev/nfs rw nfsroot=$rootpath " \
"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \
"bootm"
#define CONFIG_BOOTCOMMAND \
"setenv bootargs root=/dev/mtdblock2 rw mtdparts=phys:1280K(ROM)ro,-(root) "\
"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:eth0:off;" \
"bootm fe080000"
#undef CONFIG_BOOTARGS
#undef CONFIG_WATCHDOG /* watchdog disabled */
#define CONFIG_BZIP2 /* include support for bzip2 compressed images */
#ifndef CONFIG_COMMANDS
#define CONFIG_COMMANDS (CONFIG_CMD_DFL \
| CFG_CMD_ASKENV \
| CFG_CMD_ECHO \
| CFG_CMD_IMMAP \
| CFG_CMD_JFFS2 \
| CFG_CMD_PING \
| CFG_CMD_DHCP \
| CFG_CMD_IMMAP \
| CFG_CMD_MII)
/* & ~( CFG_CMD_NET)) */
#endif /* !CONFIG_COMMANDS */
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=>" /* Monitor Command Prompt */
#define CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#endif
#define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) /* Print Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_LOAD_ADDR 0x00100000
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
#define CFG_BAUDRATE_TABLE { 2400, 4800, 9600, 19200 }
/*
* Low Level Configuration Settings
* (address mappings, register initial values, etc.)
* You should know what you are doing if you make changes here.
*/
/*-----------------------------------------------------------------------
* Internal Memory Mapped Register
*/
#define CFG_IMMR 0xF0000000
/*-----------------------------------------------------------------------
* Definitions for initial stack pointer and data area (in DPRAM)
*/
#define CFG_INIT_RAM_ADDR CFG_IMMR
#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
/*-----------------------------------------------------------------------
* Start addresses for the final memory configuration
* (Set up by the startup code)
* Please note that CFG_SDRAM_BASE _must_ start at 0
*/
#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
#define CFG_MONITOR_BASE TEXT_BASE
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 KB for monitor */
#ifdef CONFIG_BZIP2
#define CFG_MALLOC_LEN (2500 << 10) /* Reserve ~2.5 MB for malloc() */
#else
#define CFG_MALLOC_LEN (384 << 10) /* Reserve 384 kB for malloc() */
#endif /* CONFIG_BZIP2 */
#define CFG_ALLOC_DPRAM 1 /* use allocation routines */
/*
* Flash
*/
/*-----------------------------------------------------------------------
* Flash organisation
*/
#define CFG_FLASH_BASE 0xFE000000
#define CFG_FLASH_CFI /* The flash is CFI compatible */
#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */
#define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */
#define CFG_MAX_FLASH_SECT 128 /* Max num of sects on one chip */
/* Environment is in flash */
#define CFG_ENV_IS_IN_FLASH
#define CFG_ENV_SECT_SIZE 0x40000 /* We use one complete sector */
#define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
#define CONFIG_ENV_OVERWRITE
/*-----------------------------------------------------------------------
* Cache Configuration
*/
#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
/*-----------------------------------------------------------------------
* I2C configuration
*/
#if (CONFIG_COMMANDS & CFG_CMD_I2C)
#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address defaults */
#define CFG_I2C_SLAVE 0x7F
#endif
/*-----------------------------------------------------------------------
* SYPCR - System Protection Control 11-9
* SYPCR can only be written once after reset!
*-----------------------------------------------------------------------
* Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
*/
#if defined(CONFIG_WATCHDOG)
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
#else
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
#endif
/*-----------------------------------------------------------------------
* SIUMCR - SIU Module Configuration 11-6
*-----------------------------------------------------------------------
* PCMCIA config., multi-function pin tri-state
*/
#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
/*-----------------------------------------------------------------------
* TBSCR - Time Base Status and Control 11-26
*-----------------------------------------------------------------------
* Clear Reference Interrupt Status, Timebase freezing enabled
*/
#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBE)
/*-----------------------------------------------------------------------
* PISCR - Periodic Interrupt Status and Control 11-31
*-----------------------------------------------------------------------
* Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
*/
#define CFG_PISCR (PISCR_PS | PISCR_PITF)
/*-----------------------------------------------------------------------
* SCCR - System Clock and reset Control Register 15-27
*-----------------------------------------------------------------------
* Set clock output, timebase and RTC source and divider,
* power management and some other internal clocks
*/
#define SCCR_MASK SCCR_EBDF11
/* #define CFG_SCCR SCCR_TBS */
#define CFG_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
SCCR_DFALCD00)
/*-----------------------------------------------------------------------
* DER - Debug Enable Register
*-----------------------------------------------------------------------
* Set to zero to prevent the processor from entering debug mode
*/
#define CFG_DER 0
/* Because of the way the 860 starts up and assigns CS0 the entire
* address space, we have to set the memory controller differently.
* Normally, you write the option register first, and then enable the
* chip select by writing the base register. For CS0, you must write
* the base register first, followed by the option register.
*/
/*
* Init Memory Controller:
*/
/* BR0 and OR0 (FLASH) */
#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
/* used to re-map FLASH both when starting from SRAM or FLASH:
* restrict access enough to keep SRAM working (if any)
* but not too much to meddle with FLASH accesses
*/
#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
/*
* FLASH timing:
*/
#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
OR_SCY_3_CLK | OR_EHTR | OR_BI)
#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
/*
* SDRAM CS1 UPMB
*/
#define CFG_SDRAM_BASE 0x00000000
#define CFG_SDRAM_BASE_PRELIM CFG_SDRAM_BASE
#define SDRAM_MAX_SIZE 0x4000000 /* max 64 MB */
#define CFG_PRELIM_OR1_AM 0xF0000000
/* #define CFG_OR1_TIMING OR_CSNT_SAM/\* | OR_G5LS /\\* *\\/ *\/ */
#define SDRAM_TIMING OR_SCY_0_CLK /* SDRAM-Timing */
#define CFG_OR1_PRELIM (CFG_PRELIM_OR1_AM | OR_CSNT_SAM | OR_G5LS | SDRAM_TIMING)
#define CFG_BR1_PRELIM ((CFG_SDRAM_BASE_PRELIM & BR_BA_MSK) | BR_MS_UPMB | BR_V)
/* #define CFG_OR1_FINAL ((CFG_OR1_AM & OR_AM_MSK) | CFG_OR1_TIMING) */
/* #define CFG_BR1_FINAL ((CFG_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMB | BR_V) */
#define CFG_PTB_PER_CLK ((4096 * 16 * 1000) / (4 * 64))
#define CFG_PTA_PER_CLK 195
#define CFG_MBMR_PTB 195
#define CFG_MPTPR MPTPR_PTP_DIV16
#define CFG_MAR 0x88
#define CFG_MBMR_8COL ((CFG_MBMR_PTB << MBMR_PTB_SHIFT) | \
MBMR_AMB_TYPE_0 | \
MBMR_G0CLB_A10 | \
MBMR_DSB_1_CYCL | \
MBMR_RLFB_1X | \
MBMR_WLFB_1X | \
MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
#define CFG_MBMR_9COL ((CFG_MBMR_PTB << MBMR_PTB_SHIFT) | \
MBMR_AMB_TYPE_1 | \
MBMR_G0CLB_A10 | \
MBMR_DSB_1_CYCL | \
MBMR_RLFB_1X | \
MBMR_WLFB_1X | \
MBMR_TLFB_4X) /* 0x04804114 */ /* 0x10802114 */
/* PLD CS5 */
#define CFG_SPC1920_PLD_BASE 0x80000000
#define CFG_PRELIM_OR5_AM 0xffff8000
#define CFG_OR5_PRELIM (CFG_PRELIM_OR5_AM | \
OR_CSNT_SAM | \
OR_ACS_DIV1 | \
OR_BI | \
OR_SCY_0_CLK | \
OR_TRLX)
#define CFG_BR5_PRELIM ((CFG_SPC1920_PLD_BASE & BR_BA_MSK) | BR_PS_8 | BR_V);
/* #define CFG_PLD_BASE 0x30000000 */
/* #define CFG_OR5_PRELIM 0xffff1110 */
/* #define CFG_BR5_PRELIM 0x30000401 */
/*
* Internal Definitions
*
* Boot Flags
*/
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
/* Machine type
*/
#define _MACH_8xx (_MACH_fads)
#endif /* __CONFIG_H */