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Add board support for armadillo HT1070

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Patch by Rowel Atienza, 06 Apr 2005
This commit is contained in:
Wolfgang Denk 2005-09-26 01:06:33 +02:00
parent c2d0ab4da8
commit c570b2fdf5
20 changed files with 868 additions and 111 deletions
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3
CHANGELOG
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@ -2,6 +2,9 @@
Changes for U-Boot 1.1.4:
======================================================================
* Add board support for armadillo HT1070
Patch by Rowel Atienza, 06 Apr 2005
* Second Ethernet address enabled for MPC885ADS and MPC8272ADS.
Patch by Vitaly Bordug, 30 Mar 2005

4
MAINTAINERS
View File

@ -351,6 +351,10 @@ Unknown / orphaned boards:
# Board CPU #
#########################################################################
Rowel Atienza <rowel@diwalabs.com>
armadillo ARM720T
Rishi Bhattacharya <rishi@ti.com>
omap5912osk ARM926EJS

4
MAKEALL
View File

@ -161,8 +161,8 @@ LIST_SA="assabet dnp1110 gcplus lart shannon"
#########################################################################
LIST_ARM7=" \
B2 ep7312 evb4510 impa7 \
integratorap_CM720T integratorap_CM7TDMI \
armadillo B2 ep7312 evb4510 \
impa7 integratorap_CM720T integratorap_CM7TDMI \
modnet50 \
"

3
Makefile
View File

@ -1684,6 +1684,9 @@ B2_config : unconfig
## ARM720T Systems
#########################################################################
armadillo_config: unconfig
@./mkconfig $(@:_config=) arm arm720t armadillo
ep7312_config : unconfig
@./mkconfig $(@:_config=) arm arm720t ep7312

14
README
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@ -302,13 +302,13 @@ The following options need to be configured:
ARM based boards:
-----------------
CONFIG_AT91RM9200DK, CONFIG_CERF250, CONFIG_DNP1110,
CONFIG_EP7312, CONFIG_H2_OMAP1610, CONFIG_HHP_CRADLE,
CONFIG_IMPA7, CONFIG_INNOVATOROMAP1510, CONFIG_INNOVATOROMAP1610,
CONFIG_LART, CONFIG_LPD7A400 CONFIG_LUBBOCK,
CONFIG_OSK_OMAP5912, CONFIG_OMAP2420H4, CONFIG_SHANNON,
CONFIG_P2_OMAP730, CONFIG_SMDK2400, CONFIG_SMDK2410,
CONFIG_TRAB, CONFIG_VCMA9
CONFIG_ARMADILLO, CONFIG_AT91RM9200DK, CONFIG_CERF250,
CONFIG_DNP1110, CONFIG_EP7312, CONFIG_H2_OMAP1610,
CONFIG_HHP_CRADLE, CONFIG_IMPA7, CONFIG_INNOVATOROMAP1510,
CONFIG_INNOVATOROMAP1610, CONFIG_LART, CONFIG_LPD7A400,
CONFIG_LUBBOCK, CONFIG_OSK_OMAP5912, CONFIG_OMAP2420H4,
CONFIG_SHANNON, CONFIG_P2_OMAP730, CONFIG_SMDK2400,
CONFIG_SMDK2410, CONFIG_TRAB, CONFIG_VCMA9
MicroBlaze based boards:
------------------------

48
board/armadillo/Makefile Normal file
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@ -0,0 +1,48 @@
#
# (C) Copyright 2002
# Sysgo Real-Time Solutions, GmbH <www.elinos.com>
# Marius Groeger <mgroeger@sysgo.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 := armadillo.o flash.o
SOBJS := lowlevel_init.o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $(OBJS) $(SOBJS)
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
rm -f $(LIB) core *.bak .depend
#########################################################################
.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
-include .depend
#########################################################################

62
board/armadillo/armadillo.c Normal file
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@ -0,0 +1,62 @@
/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2005 Rowel Atienza <rowel@diwalabs.com>
* Armadillo board HT1070
*
* 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 <common.h>
#include <clps7111.h>
/* ------------------------------------------------------------------------- */
/*
* Miscelaneous platform dependent initialisations
*/
int board_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
/* Activate LED flasher */
IO_LEDFLSH = 0x40;
/* arch number MACH_TYPE_ARMADILLO - not official*/
gd->bd->bi_arch_number = 83;
/* location of boot parameters */
gd->bd->bi_boot_params = 0xc0000100;
return 0;
}
int dram_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
return (0);
}

29
board/armadillo/config.mk Normal file
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@ -0,0 +1,29 @@
#
# (C) Copyright 2000
# Sysgo Real-Time Solutions, GmbH <www.elinos.com>
# Marius Groeger <mgroeger@sysgo.de>
#
# (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
#
#address where u-boot will be relocated
TEXT_BASE = 0xc0f80000

336
board/armadillo/flash.c Normal file
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@ -0,0 +1,336 @@
/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2005 Rowel Atienza <rowel@diwalabs.com>
* Flash driver for armadillo board HT1070
*
* 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 <common.h>
#define FLASH_BANK_SIZE 0x400000
/*value used by hermit is 0x200*/
/*document says sector size is either 64k in low mem reg and 8k in high mem reg*/
#define MAIN_SECT_SIZE 0x10000
#define UNALIGNED_MASK (3)
#define FL_WORD(addr) (*(volatile unsigned short*)(addr))
#define FLASH_TIMEOUT 20000000
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
/*-----------------------------------------------------------------------
*/
ulong flash_init (void)
{
int i, j;
ulong size = 0;
for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
ulong flashbase = 0;
flash_info[i].flash_id = (FUJ_MANUFACT & FLASH_VENDMASK);
/*(INTEL_ID_28F128J3 & FLASH_TYPEMASK); */
flash_info[i].size = FLASH_BANK_SIZE;
flash_info[i].sector_count = CFG_MAX_FLASH_SECT;
memset (flash_info[i].protect, 0, CFG_MAX_FLASH_SECT);
if (i == 0)
flashbase = PHYS_FLASH_1;
else
panic ("configured too many flash banks!\n");
for (j = 0; j < flash_info[i].sector_count; j++) {
flash_info[i].start[j] =
flashbase + j * MAIN_SECT_SIZE;
}
size += flash_info[i].size;
}
/* Protect monitor and environment sectors
*/
flash_protect (FLAG_PROTECT_SET,
CFG_FLASH_BASE,
CFG_FLASH_BASE + monitor_flash_len - 1,
&flash_info[0]);
flash_protect (FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]);
return size;
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t * info)
{
int i;
switch (info->flash_id & FLASH_VENDMASK) {
case (FUJ_MANUFACT & FLASH_VENDMASK):
printf ("Fujitsu: ");
break;
default:
printf ("Unknown Vendor ");
break;
}
/*
switch (info->flash_id & FLASH_TYPEMASK) {
case (INTEL_ID_28F128J3 & FLASH_TYPEMASK):
printf ("28F128J3 (128Mbit)\n");
break;
default:
printf ("Unknown Chip Type\n");
goto Done;
break;
}
*/
printf (" Size: %ld MB in %d Sectors\n",
info->size >> 20, info->sector_count);
printf (" Sector Start Addresses:");
for (i = 0; i < info->sector_count; i++) {
if ((i % 5) == 0) {
printf ("\n ");
}
printf (" %08lX%s", info->start[i],
info->protect[i] ? " (RO)" : " ");
}
printf ("\n");
Done:
}
/*
* * Loop until both write state machines complete.
* */
static unsigned short flash_status_wait (unsigned long addr,
unsigned short value)
{
unsigned short status;
long timeout = FLASH_TIMEOUT;
while (((status = (FL_WORD (addr))) != value) && timeout > 0) {
timeout--;
}
return status;
}
/*
* Loop until the Write State machine is ready, then do a full error
* check. Clear status and leave the flash in Read Array mode; return
* 0 for no error, -1 for error.
*/
static int flash_status_full_check (unsigned long addr, unsigned short value1,
unsigned short value2)
{
unsigned short status1, status2;
status1 = flash_status_wait (addr, value1);
status2 = flash_status_wait (addr + 2, value2);
return (status1 != value1 || status2 != value2) ? -1 : 0;
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t * info, int s_first, int s_last)
{
int flag, prot, sect;
int rc = ERR_OK;
unsigned long base;
unsigned long addr;
if ((info->flash_id & FLASH_VENDMASK) !=
(FUJ_MANUFACT & FLASH_VENDMASK)) {
return ERR_UNKNOWN_FLASH_VENDOR;
}
prot = 0;
for (sect = s_first; sect <= s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot)
return ERR_PROTECTED;
/*
* Disable interrupts which might cause a timeout
* here. Remember that our exception vectors are
* at address 0 in the flash, and we don't want a
* (ticker) exception to happen while the flash
* chip is in programming mode.
*/
flag = disable_interrupts ();
printf ("Erasing %d sectors starting at sector %2d.\n"
"This make take some time ... ",
s_last - s_first, sect);
/* Start erase on unprotected sectors */
for (sect = s_first; sect <= s_last && !ctrlc (); sect++) {
/* ARM simple, non interrupt dependent timer */
reset_timer_masked ();
if (info->protect[sect] == 0) { /* not protected */
addr = sect * MAIN_SECT_SIZE;
addr &= ~(unsigned long) UNALIGNED_MASK; /* word align */
base = addr & 0xF0000000;
FL_WORD (base + (0x555 << 1)) = 0xAA;
FL_WORD (base + (0x2AA << 1)) = 0x55;
FL_WORD (base + (0x555 << 1)) = 0x80;
FL_WORD (base + (0x555 << 1)) = 0xAA;
FL_WORD (base + (0x2AA << 1)) = 0x55;
FL_WORD (addr) = 0x30;
if (flash_status_full_check (addr, 0xFFFF, 0xFFFF))
return ERR_PROTECTED;
}
}
printf ("\nDone.\n");
if (ctrlc ())
printf ("User Interrupt!\n");
/* allow flash to settle - wait 10 ms */
udelay_masked (10000);
if (flag)
enable_interrupts ();
return rc;
}
/*-----------------------------------------------------------------------
* Copy memory to flash
*/
static int write_word (flash_info_t * info, ulong dest, ushort data)
{
int flag;
unsigned long base;
/* Check if Flash is (sufficiently) erased
*/
if ((FL_WORD (dest) & data) != data)
return ERR_NOT_ERASED;
/*if(dest & UNALIGNED_MASK) return ERR_ALIGN; */
/*
* Disable interrupts which might cause a timeout
* here. Remember that our exception vectors are
* at address 0 in the flash, and we don't want a
* (ticker) exception to happen while the flash
* chip is in programming mode.
*/
flag = disable_interrupts ();
/* arm simple, non interrupt dependent timer */
reset_timer_masked ();
base = dest & 0xF0000000;
FL_WORD (base + (0x555 << 1)) = 0xAA;
FL_WORD (base + (0x2AA << 1)) = 0x55;
FL_WORD (base + (0x555 << 1)) = 0xA0;
FL_WORD (dest) = data;
/*printf("writing 0x%p = 0x%x\n",dest,data); */
if (flash_status_wait (dest, data) != data)
return ERR_PROG_ERROR;
if (flag)
enable_interrupts ();
return ERR_OK;
}
/*-----------------------------------------------------------------------
* Copy memory to flash.
*/
int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
ulong cp, wp;
ushort data;
int l;
int i, rc;
wp = (addr & ~1); /* get lower word aligned address */
printf ("Writing %d short data to 0x%p from 0x%p.\n ", cnt, wp, src);
/*
* handle unaligned start bytes
*/
if ((l = addr - wp) != 0) {
data = 0;
for (i = 0, cp = wp; i < l; ++i, ++cp) {
data = (data >> 8) | (*(uchar *) cp << 8);
}
for (; i < 2 && cnt > 0; ++i) {
data = (data >> 8) | (*src++ << 8);
--cnt;
++cp;
}
for (; cnt == 0 && i < 2; ++i, ++cp) {
data = (data >> 8) | (*(uchar *) cp << 8);
}
if ((rc = write_word (info, wp, data)) != 0) {
return (rc);
}
wp += 2;
}
/*
* handle word aligned part
*/
while (cnt >= 2) {
data = *((vu_short *) src);
if ((rc = write_word (info, wp, data)) != 0) {
return (rc);
}
src += 2;
wp += 2;
cnt -= 2;
}
if (cnt == 0) {
printf ("\nDone.\n");
return ERR_OK;
}
/*
* handle unaligned tail bytes
*/
data = 0;
for (i = 0, cp = wp; i < 2 && cnt > 0; ++i, ++cp) {
data = (data >> 8) | (*src++ << 8);
--cnt;
}
for (; i < 2; ++i, ++cp) {
data = (data >> 8) | (*(uchar *) cp << 8);
}
return write_word (info, wp, data);
}

66
board/armadillo/lowlevel_init.S Normal file
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@ -0,0 +1,66 @@
/*
* Initialization stuff - taken from hermit
* (C) Copyright 2005 Rowel Atienza <rowel@diwalabs.com>
* Armadillo board HT1070
*
* 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 <version.h>
/* some parameters for the board */
/* setting up the memory */
#define SRAM_START 0x60000000
#define SRAM_SIZE 0x0000c000
.globl lowlevel_init
lowlevel_init:
mov r0, #0x70 /* 32-bit code + data, MMU mandatory */
mcr p15, 0, r0, c1, c0, 0 /* MMU init */
mov r0, #0
mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
mov r0, #0x80000000 /* I/O base */
mov r1, #0x6 /* CLKCTL_73 in SYSCON3 */
add r2, r0, #0x2200 /* address of SYSCON3 in r2 */
str r1, [r2] /* set clock speed to 73.728 MHz */
mov r1, #0x81 /* 64KHz DRAM refresh period */
str r1, [r0, #0x200] /* set DRFPR */
mov r1, #0x500 /* permanent enable, 16bits wide */
add r1, r1, #0x42 /* 128Mbit, CAS lat = 2 SDRAM */
add r2, r0, #0x2300 /* load address in r2 */
str r1, [r2]
mov r1, #0x100 /* SDRAM refresh rate */
add r2, r0, #0x2340 /* load address in r2 */
str r1, [r2]
mov sp, #SRAM_START /* init stack pointer */
add sp, sp, #SRAM_SIZE
/* everything is fine now */
mov pc, lr

55
board/armadillo/u-boot.lds Normal file
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@ -0,0 +1,55 @@
/*
* (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_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
cpu/arm720t/start.o (.text)
*(.text)
}
. = ALIGN(4);
.rodata : { *(.rodata) }
. = ALIGN(4);
.data : { *(.data) }
. = ALIGN(4);
.got : { *(.got) }
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = ALIGN(4);
__bss_start = .;
.bss : { *(.bss) }
_end = .;
}

4
cpu/arm720t/cpu.c
View File

@ -57,7 +57,7 @@ int cleanup_before_linux (void)
* and we set the CPU-speed to 73 MHz - see start.S for details
*/
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)
unsigned long i;
disable_interrupts ();
@ -95,7 +95,7 @@ int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
*
*/
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) || defined(CONFIG_ARMADILLO)
/* read co-processor 15, register #1 (control register) */
static unsigned long read_p15_c1(void)
{

6
cpu/arm720t/interrupts.c
View File

@ -180,7 +180,7 @@ void do_fiq (struct pt_regs *pt_regs)
void do_irq (struct pt_regs *pt_regs)
{
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) || defined(CONFIG_ARMADILLO)
printf ("interrupt request\n");
show_regs (pt_regs);
bad_mode ();
@ -233,7 +233,7 @@ int interrupt_init (void)
/* set timer 2 counter */
lastdec = TIMER_LOAD_VAL;
#elif defined(CONFIG_IMPA7) || defined(CONFIG_EP7312)
#elif defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)
/* disable all interrupts */
IO_INTMR1 = 0;
@ -301,7 +301,7 @@ int interrupt_init (void)
*/
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_NETARM) || defined(CONFIG_ARMADILLO)
void reset_timer (void)
{

2
cpu/arm720t/serial.c
View File

@ -30,7 +30,7 @@
#include <common.h>
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)
#include <clps7111.h>

6
cpu/arm720t/start.S
View File

@ -188,7 +188,7 @@ _start_armboot: .word start_armboot
*************************************************************************
*/
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)
/* Interupt-Controller base addresses */
INTMR1: .word 0x80000280 @ 32 bit size
@ -209,7 +209,7 @@ SYSCON3: .word 0x80002200
#endif
cpu_init_crit:
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)
/*
* mask all IRQs by clearing all bits in the INTMRs
@ -495,7 +495,7 @@ fiq:
#endif
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312)
#if defined(CONFIG_IMPA7) || defined(CONFIG_EP7312) || defined(CONFIG_ARMADILLO)
.align 5
.globl reset_cpu
reset_cpu:

2
include/asm-arm/arch-arm720t/hardware.h
View File

@ -32,6 +32,8 @@
/* include IMPA7 specific hardware file if there was one */
#elif defined(CONFIG_EP7312)
/* include EP7312 specific hardware file if there was one */
#elif defined(CONFIG_ARMADILLO)
/* include armadillo specific hardware file if there was one */
#else
#error No hardware file defined for this configuration
#endif

149
include/configs/armadillo.h Normal file
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@ -0,0 +1,149 @@
/*
* (C) Copyright 2000
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* Configuation settings for the EP7312 board.
*
* Modified to work on Armadillo HT1070 ARM720T board
* (C) Copyright 2005 Rowel Atienza rowel@diwalabs.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
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/*
* If we are developing, we might want to start armboot from ram
* so we MUST NOT initialize critical regs like mem-timing ...
*/
/*#define CONFIG_INIT_CRITICAL*/ /* undef for developing */
/*
* High Level Configuration Options
* (easy to change)
*/
#define CONFIG_ARM7 1 /* This is a ARM7 CPU */
#define CONFIG_ARMADILLO 1 /* on an Armadillo Board */
#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */
#undef CONFIG_ARM7_REVD /* disable ARM720 REV.D Workarounds */
#undef CONFIG_USE_IRQ /* don't need them anymore */
/*
* Size of malloc() pool
*/
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
/*
* Hardware drivers
*/
#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
#define CS8900_BASE 0x20000300 /* armadillo board */
#define CS8900_BUS16 1
#undef CS8900_BUS32
/*
* select serial console configuration
*/
#define CONFIG_SERIAL1 1 /* we use Serial line 1 */
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BAUDRATE 115200
#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
#define CONFIG_COMMANDS (CONFIG_CMD_DFL) /* | CFG_CMD_JFFS2)*/
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#define CONFIG_BOOTDELAY 3
#define CONFIG_BOOTARGS "root=/dev/ram0 rootfstype=ext2 console=ttyAM0,115200"
#define CONFIG_BOOTCOMMAND "bootm 40000 180000"
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "ARMADILLO # " /* Monitor Command Prompt */
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#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_MEMTEST_START 0xc0400000 /* memtest works on */
#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
#define CFG_LOAD_ADDR 0x00040000 /* default load address for armadillo: kernel img is here*/
#define CFG_HZ 2000 /* decrementer freq: 2 kHz */
/* valid baudrates */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/*-----------------------------------------------------------------------
* Stack sizes
*
* The stack sizes are set up in start.S using the settings below
*/
#define CONFIG_STACKSIZE (128*1024) /* regular stack */
#ifdef CONFIG_USE_IRQ
#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
#endif
/*-----------------------------------------------------------------------
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB armadillo SDRAM */
#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
#define PHYS_FLASH_SIZE 0x00400000 /* 4 MB */
#define CFG_FLASH_BASE PHYS_FLASH_1
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */
/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* Addr of Environment Sector */
#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */
#define CONFIG_CMDLINE_TAG
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#endif /* __CONFIG_H */

2
lib_arm/armlinux.c
View File

@ -167,7 +167,7 @@ void do_bootm_linux (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
do_reset (cmdtp, flag, argc, argv);
}
#if defined(CONFIG_B2) || defined(CONFIG_EVB4510)
#if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)
/*
*we need to copy the ramdisk to SRAM to let Linux boot
*/