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* Patch by Paul Ruhland, 17 May 2004:

Browse source 
- Add support for the Logic Zoom LH7A40x based SDK board(s),
    specifically the LPD7A400.

* Patches by Robert Schwebel, 15 May 2004:
  - call MAC address reading code also for SMSC91C111;
  - make SMSC91C111 timeout configurable, remove duplicate code
  - fix get_timer() for PXA
  - update doc/README.JFFS2
  - use "bootfile" env variable also for jffs2
This commit is contained in:
wdenk 2004-06-09 13:37:52 +00:00
parent aa24509041
commit f39748ae8e
31 changed files with 3031 additions and 37 deletions
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11
CHANGELOG
View file

@ -2,6 +2,17 @@
Changes since U-Boot 1.1.1:
======================================================================
* Patch by Paul Ruhland, 17 May 2004:
- Add support for the Logic Zoom LH7A40x based SDK board(s),
specifically the LPD7A400.
* Patches by Robert Schwebel, 15 May 2004:
- call MAC address reading code also for SMSC91C111;
- make SMSC91C111 timeout configurable, remove duplicate code
- fix get_timer() for PXA
- update doc/README.JFFS2
- use "bootfile" env variable also for jffs2
* Patch by Tolunay Orkun, 14 May 2004:
Add support for Cogent CSB472 board (8MB Flash Rev)

4
CREDITS
View file

@ -358,3 +358,7 @@ W: www.elinos.com
N: Xianghua Xiao
E: x.xiao@motorola.com
D: Support for Motorola 85xx(PowerQUICC III) chip, MPC8540ADS and MPC8560ADS boards.
N: Paul Ruhland
E: pruhland@rochester.rr.com
D: Port to Logic Zoom LH7A40x SDK board(s)

7
MAKEALL
View file

@ -139,9 +139,10 @@ LIST_ARM7="B2 ep7312 impa7"
LIST_ARM9=" \
at91rm9200dk integratorcp integratorap \
omap1510inn omap1610h2 omap1610inn \
omap730p2 smdk2400 smdk2410 \
trab VCMA9 versatile \
lpd7a400 omap1510inn omap1610h2 \
omap1610inn omap730p2 smdk2400 \
smdk2410 trab VCMA9 \
versatile \
"
#########################################################################

2
Makefile
View file

@ -1096,6 +1096,8 @@ trab_old_config: unconfig
VCMA9_config : unconfig
@./mkconfig $(@:_config=) arm arm920t vcma9 mpl
lpd7a400_config: unconfig
@./mkconfig $(@:_config=) arm lh7a40x lpd7a40x
#########################################################################
## S3C44B0 Systems

20
README
View file

@ -294,9 +294,9 @@ The following options need to be configured:
CONFIG_AT91RM9200DK, CONFIG_DNP1110, CONFIG_EP7312,
CONFIG_H2_OMAP1610, CONFIG_HHP_CRADLE, CONFIG_IMPA7,
CONFIG_INNOVATOROMAP1510, CONFIG_INNOVATOROMAP1610, CONFIG_LART,
CONFIG_LUBBOCK, CONFIG_OSK_OMAP5912, CONFIG_SHANNON,
CONFIG_P2_OMAP730, CONFIG_SMDK2400, CONFIG_SMDK2410,
CONFIG_TRAB, CONFIG_VCMA9
CONFIG_LPD7A400 CONFIG_LUBBOCK, CONFIG_OSK_OMAP5912,
CONFIG_SHANNON, CONFIG_P2_OMAP730, CONFIG_SMDK2400,
CONFIG_SMDK2410, CONFIG_TRAB, CONFIG_VCMA9
MicroBlaze based boards:
------------------------
@ -741,6 +741,20 @@ The following options need to be configured:
CONFIG_LAN91C96_USE_32_BIT
Define this to enable 32 bit addressing
CONFIG_DRIVER_SMC91111
Support for SMSC's LAN91C111 chip
CONFIG_SMC91111_BASE
Define this to hold the physical address
of the device (I/O space)
CONFIG_SMC_USE_32_BIT
Define this if data bus is 32 bits
CONFIG_SMC_USE_IOFUNCS
Define this to use i/o functions instead of macros
(some hardware wont work with macros)
- USB Support:
At the moment only the UHCI host controller is
supported (PIP405, MIP405, MPC5200); define

47
board/lpd7a40x/Makefile Normal file
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@ -0,0 +1,47 @@
#
# (C) Copyright 2000, 2001, 2002
# 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 := lpd7a40x.o flash.o
SOBJS := memsetup.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
#########################################################################

38
board/lpd7a40x/config.mk Normal file
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@ -0,0 +1,38 @@
#
# 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
#
# Logic ZOOM LH7A400 SDK board w/Logic LH7A400-10 card engine
# w/Sharp LH7A400 SoC (ARM920T) cpu
#
#
# 32 or 64 MB SDRAM on SDCSC0 @ 0xc0000000
#
# Linux-Kernel is @ 0xC0008000, entry 0xc0008000
# params @ 0xc0000100
# optionally with a ramdisk at 0xc0300000
#
# we load ourself to 0xc1fc0000 (32M - 256K)
#
# download area is 0xc0f00000
#
TEXT_BASE = 0xc1fc0000
#TEXT_BASE = 0x00000000

494
board/lpd7a40x/flash.c Normal file
View file

@ -0,0 +1,494 @@
/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@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
*/
/* #define DEBUG */
#include <common.h>
#include <environment.h>
#define FLASH_BANK_SIZE 0x1000000 /* 16MB (2 x 8 MB) */
#define MAIN_SECT_SIZE 0x40000 /* 256KB (2 x 128kB) */
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
#define CMD_READ_ARRAY 0x00FF00FF
#define CMD_IDENTIFY 0x00900090
#define CMD_ERASE_SETUP 0x00200020
#define CMD_ERASE_CONFIRM 0x00D000D0
#define CMD_PROGRAM 0x00400040
#define CMD_RESUME 0x00D000D0
#define CMD_SUSPEND 0x00B000B0
#define CMD_STATUS_READ 0x00700070
#define CMD_STATUS_RESET 0x00500050
#define BIT_BUSY 0x00800080
#define BIT_ERASE_SUSPEND 0x00400040
#define BIT_ERASE_ERROR 0x00200020
#define BIT_PROGRAM_ERROR 0x00100010
#define BIT_VPP_RANGE_ERROR 0x00080008
#define BIT_PROGRAM_SUSPEND 0x00040004
#define BIT_PROTECT_ERROR 0x00020002
#define BIT_UNDEFINED 0x00010001
#define BIT_SEQUENCE_ERROR 0x00300030
#define BIT_TIMEOUT 0x80000000
/*-----------------------------------------------------------------------
*/
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 =
(INTEL_MANUFACT & FLASH_VENDMASK) |
(INTEL_ID_28F640J3A & 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 = CFG_FLASH_BASE;
else
panic ("configured too many flash banks!\n");
for (j = 0; j < flash_info[i].sector_count; j++) {
flash_info[i].start[j] = flashbase;
/* uniform sector size */
flashbase += 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]);
#ifdef CFG_ENV_ADDR_REDUND
flash_protect ( FLAG_PROTECT_SET,
CFG_ENV_ADDR_REDUND,
CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
&flash_info[0]);
#endif
return size;
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t * info)
{
int i;
switch (info->flash_id & FLASH_VENDMASK) {
case (INTEL_MANUFACT & FLASH_VENDMASK):
printf ("Intel: ");
break;
default:
printf ("Unknown Vendor ");
break;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case (INTEL_ID_28F640J3A & FLASH_TYPEMASK):
printf ("2x 28F640J3A (64Mbit)\n");
break;
default:
printf ("Unknown Chip Type\n");
return;
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");
}
/*-----------------------------------------------------------------------
*/
int flash_error (ulong code)
{
/* Check bit patterns */
/* SR.7=0 is busy, SR.7=1 is ready */
/* all other flags indicate error on 1 */
/* SR.0 is undefined */
/* Timeout is our faked flag */
/* sequence is described in Intel 290644-005 document */
/* check Timeout */
if (code & BIT_TIMEOUT) {
puts ("Timeout\n");
return ERR_TIMOUT;
}
/* check Busy, SR.7 */
if (~code & BIT_BUSY) {
puts ("Busy\n");
return ERR_PROG_ERROR;
}
/* check Vpp low, SR.3 */
if (code & BIT_VPP_RANGE_ERROR) {
puts ("Vpp range error\n");
return ERR_PROG_ERROR;
}
/* check Device Protect Error, SR.1 */
if (code & BIT_PROTECT_ERROR) {
puts ("Device protect error\n");
return ERR_PROG_ERROR;
}
/* check Command Seq Error, SR.4 & SR.5 */
if (code & BIT_SEQUENCE_ERROR) {
puts ("Command seqence error\n");
return ERR_PROG_ERROR;
}
/* check Block Erase Error, SR.5 */
if (code & BIT_ERASE_ERROR) {
puts ("Block erase error\n");
return ERR_PROG_ERROR;
}
/* check Program Error, SR.4 */
if (code & BIT_PROGRAM_ERROR) {
puts ("Program error\n");
return ERR_PROG_ERROR;
}
/* check Block Erase Suspended, SR.6 */
if (code & BIT_ERASE_SUSPEND) {
puts ("Block erase suspended\n");
return ERR_PROG_ERROR;
}
/* check Program Suspended, SR.2 */
if (code & BIT_PROGRAM_SUSPEND) {
puts ("Program suspended\n");
return ERR_PROG_ERROR;
}
/* OK, no error */
return ERR_OK;
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t * info, int s_first, int s_last)
{
ulong result, result1;
int iflag, prot, sect;
int rc = ERR_OK;
#ifdef USE_920T_MMU
int cflag;
#endif
debug ("flash_erase: s_first %d s_last %d\n", s_first, s_last);
/* first look for protection bits */
if (info->flash_id == FLASH_UNKNOWN)
return ERR_UNKNOWN_FLASH_TYPE;
if ((s_first < 0) || (s_first > s_last)) {
return ERR_INVAL;
}
if ((info->flash_id & FLASH_VENDMASK) !=
(INTEL_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) {
printf ("- Warning: %d protected sectors will not be erased!\n",
prot);
} else {
printf ("\n");
}
/*
* 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.
*/
#ifdef USE_920T_MMU
cflag = dcache_status ();
dcache_disable ();
#endif
iflag = disable_interrupts ();
/* Start erase on unprotected sectors */
for (sect = s_first; sect <= s_last && !ctrlc (); sect++) {
debug ("Erasing sector %2d @ %08lX... ",
sect, info->start[sect]);
/* arm simple, non interrupt dependent timer */
reset_timer();
if (info->protect[sect] == 0) { /* not protected */
vu_long *addr = (vu_long *) (info->start[sect]);
ulong bsR7, bsR7_2, bsR5, bsR5_2;
ulong tstart;
/* *addr = CMD_STATUS_RESET; */
*addr = CMD_ERASE_SETUP;
*addr = CMD_ERASE_CONFIRM;
/* wait until flash is ready */
tstart = get_timer(0);
do {
ulong now;
/* check timeout */
//if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) {
if ((now = get_timer(tstart)) > CFG_FLASH_ERASE_TOUT) {
printf("tstart = 0x%08lx, now = 0x%08lx\n", tstart, now);
*addr = CMD_STATUS_RESET;
result = BIT_TIMEOUT;
break;
}
*addr = CMD_STATUS_READ;
result = *addr;
bsR7 = result & (1 << 7);
bsR7_2 = result & (1 << 23);
} while (!bsR7 | !bsR7_2);
*addr = CMD_STATUS_READ;
result1 = *addr;
bsR5 = result1 & (1 << 5);
bsR5_2 = result1 & (1 << 21);
#ifdef SAMSUNG_FLASH_DEBUG
printf ("bsR5 %lx bsR5_2 %lx\n", bsR5, bsR5_2);
if (bsR5 != 0 && bsR5_2 != 0)
printf ("bsR5 %lx bsR5_2 %lx\n", bsR5, bsR5_2);
#endif
*addr = CMD_READ_ARRAY;
*addr = CMD_RESUME;
if ((rc = flash_error (result)) != ERR_OK)
goto outahere;
#if 0
printf ("ok.\n");
} else { /* it was protected */
printf ("protected!\n");
#endif
}
}
outahere:
/* allow flash to settle - wait 10 ms */
udelay_masked (10000);
if (iflag)
enable_interrupts ();
#ifdef USE_920T_MMU
if (cflag)
dcache_enable ();
#endif
return rc;
}
/*-----------------------------------------------------------------------
* Copy memory to flash
*/
volatile static int write_word (flash_info_t * info, ulong dest,
ulong data)
{
vu_long *addr = (vu_long *) dest;
ulong result;
int rc = ERR_OK;
int iflag;
#ifdef USE_920T_MMU
int cflag;
#endif
/*
* Check if Flash is (sufficiently) erased
*/
result = *addr;
if ((result & data) != data)
return ERR_NOT_ERASED;
/*
* 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.
*/
#ifdef USE_920T_MMU
cflag = dcache_status ();
dcache_disable ();
#endif
iflag = disable_interrupts ();
/* *addr = CMD_STATUS_RESET; */
*addr = CMD_PROGRAM;
*addr = data;
/* arm simple, non interrupt dependent timer */
reset_timer_masked ();
/* wait until flash is ready */
do {
/* check timeout */
if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) {
*addr = CMD_SUSPEND;
result = BIT_TIMEOUT;
break;
}
*addr = CMD_STATUS_READ;
result = *addr;
} while (~result & BIT_BUSY);
/* *addr = CMD_READ_ARRAY; */
*addr = CMD_STATUS_READ;
result = *addr;
rc = flash_error (result);
if (iflag)
enable_interrupts ();
#ifdef USE_920T_MMU
if (cflag)
dcache_enable ();
#endif
*addr = CMD_READ_ARRAY;
*addr = CMD_RESUME;
return rc;
}
/*-----------------------------------------------------------------------
* Copy memory to flash.
*/
int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
ulong cp, wp, data;
int l;
int i, rc;
wp = (addr & ~3); /* get lower word aligned address */
/*
* 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 << 24);
}
for (; i < 4 && cnt > 0; ++i) {
data = (data >> 8) | (*src++ << 24);
--cnt;
++cp;
}
for (; cnt == 0 && i < 4; ++i, ++cp) {
data = (data >> 8) | (*(uchar *) cp << 24);
}
if ((rc = write_word (info, wp, data)) != 0) {
return (rc);
}
wp += 4;
}
/*
* handle word aligned part
*/
while (cnt >= 4) {
data = *((vu_long *) src);
if ((rc = write_word (info, wp, data)) != 0) {
return (rc);
}
src += 4;
wp += 4;
cnt -= 4;
}
if (cnt == 0) {
return ERR_OK;
}
/*
* handle unaligned tail bytes
*/
data = 0;
for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) {
data = (data >> 8) | (*src++ << 24);
--cnt;
}
for (; i < 4; ++i, ++cp) {
data = (data >> 8) | (*(uchar *) cp << 24);
}
return write_word (info, wp, data);
}

82
board/lpd7a40x/lpd7a40x.c Normal file
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@ -0,0 +1,82 @@
/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@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 <common.h>
#if defined(CONFIG_LH7A400)
#include <lh7a400.h>
#include <lpd7a400_cpld.h>
#elif defined(CONFIG_LH7A404)
#include <lh7a404.h>
#include <lpd7a404_cpld.h>
#else
#error "No CPU defined!"
#endif
/*
* Miscellaneous platform dependent initialisations
*/
int board_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
/* set up the I/O ports */
#if defined(CONFIG_LH7A400)
/* enable flash programming */
*(LPD7A400_CPLD_REGPTR(LPD7A400_CPLD_FLASH_REG)) |= FLASH_FPEN;
/* Auto wakeup, LCD disable, WLAN enable */
*(LPD7A400_CPLD_REGPTR(LPD7A400_CPLD_CECTL_REG)) &=
~(CECTL_AWKP|CECTL_LCDV|CECTL_WLPE);
/* Status LED 2 on (leds are active low) */
*(LPD7A400_CPLD_REGPTR(LPD7A400_CPLD_EXTGPIO_REG)) =
(EXTGPIO_STATUS1|EXTGPIO_GPIO1) & ~(EXTGPIO_STATUS2);
/* arch number of Logic-Board - MACH_TYPE_LPD7A400 */
gd->bd->bi_arch_number = MACH_TYPE_LPD7A400;
#elif defined(CONFIG_LH7A404)
#endif
/* adress 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;
}

212
board/lpd7a40x/memsetup.S Normal file
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@ -0,0 +1,212 @@
/*
* Memory Setup - initialize memory controller(s) for devices required
* to boot and relocate
*
* 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>
/* memory controller */
#define BCRX_DEFAULT (0x0000fbe0)
#define BCRX_MW_8 (0x00000000)
#define BCRX_MW_16 (0x10000000)
#define BCRX_MW_32 (0x20000000)
#define BCRX_PME (0x08000000)
#define BCRX_WP (0x04000000)
#define BCRX_WST2_SHIFT (11)
#define BCRX_WST1_SHIFT (5)
#define BCRX_IDCY_SHIFT (0)
/* Bank0 Async Flash */
#define BCR0 (0x80002000)
#define BCR0_FLASH (BCRX_MW_32 | (0x08<<BCRX_WST2_SHIFT) | (0x0E<<BCRX_WST1_SHIFT))
/* Bank1 Open */
#define BCR1 (0x80002004)
/* Bank2 Not used (EEPROM?) */
#define BCR2 (0x80002008)
/* Bank3 Not used */
#define BCR3 (0x8000200C)
/* Bank4 PC Card1 */
/* Bank5 PC Card2 */
/* Bank6 CPLD IO Controller Peripherals (slow) */
#define BCR6 (0x80002018)
#define BCR6_CPLD_SLOW (BCRX_DEFAULT | BCRX_MW_16)
/* Bank7 CPLD IO Controller Peripherals (fast) */
#define BCR7 (0x8000201C)
#define BCR7_CPLD_FAST (BCRX_MW_16 | (0x16<<BCRX_WST2_SHIFT) | (0x16<<BCRX_WST1_SHIFT) | (0x2<<BCRX_IDCY_SHIFT))
/* SDRAM */
#define GBLCNFG (0x80002404)
#define GC_CKE (0x80000000)
#define GC_CKSD (0x40000000)
#define GC_LCR (0x00000040)
#define GC_SMEMBURST (0x00000020)
#define GC_MRS (0x00000002)
#define GC_INIT (0x00000001)
#define GC_CMD_NORMAL (GC_CKE)
#define GC_CMD_MODE (GC_CKE | GC_MRS)
#define GC_CMD_SYNCFLASH_LOAD (GC_CKE | GC_MRS | GC_LCR)
#define GC_CMD_PRECHARGEALL (GC_CKE | GC_INIT)
#define GC_CMD_NOP (GC_CKE | GC_INIT | GC_MRS)
#define RFSHTMR (0x80002408)
#define RFSHTMR_INIT (10) /* period=100 ns, HCLK=100Mhz, (2048+1-15.6*66) */
#define RFSHTMR_NORMAL (1500) /* period=15.6 us, HCLK=100Mhz, (2048+1-15.6*66) */
#define SDCSCX_BASE (0x80002410)
#define SDCSCX_DEFAULT (0x01220008)
#define SDCSCX_AUTOPC (0x01000000)
#define SDCSCX_RAS2CAS_2 (0x00200000)
#define SDCSCX_RAS2CAS_3 (0x00300000)
#define SDCSCX_WBL (0x00080000)
#define SDCSCX_CASLAT_8 (0x00070000)
#define SDCSCX_CASLAT_7 (0x00060000)
#define SDCSCX_CASLAT_6 (0x00050000)
#define SDCSCX_CASLAT_5 (0x00040000)
#define SDCSCX_CASLAT_4 (0x00030000)
#define SDCSCX_CASLAT_3 (0x00020000)
#define SDCSCX_CASLAT_2 (0x00010000)
#define SDCSCX_2KPAGE (0x00000040)
#define SDCSCX_SROMLL (0x00000020)
#define SDCSCX_SROM512 (0x00000010)
#define SDCSCX_4BNK (0x00000008)
#define SDCSCX_2BNK (0x00000000)
#define SDCSCX_EBW_16 (0x00000004)
#define SDCSCX_EBW_32 (0x00000000)
#define SDRAM_BASE (0xC0000000)
#define SDCSC_BANK_OFFSET (0x10000000)
/*
* The SDRAM DEVICE MODE PROGRAMMING VALUE
*/
#define BURST_LENGTH_4 (0x010 << 10)
#define BURST_LENGTH_8 (0x011 << 10)
#define WBURST_LENGTH_BL (0x01 << 19)
#define WBURST_LENGTH_SINGLE (0x01 << 19)
#define CAS_2 (0x010 << 14)
#define CAS_3 (0x011 << 14)
#define BAT_SEQUENTIAL (0 << 13)
#define BAT_INTERLEAVED (1 << 13)
#define OPM_NORMAL (0x00 << 17)
#define SDRAM_DEVICE_MODE (WBURST_LENGTH_BL|OPM_NORMAL|CAS_3|BAT_SEQUENTIAL|BURST_LENGTH_4)
#define TIMER1_BASE (0x80000C00)
/*
* special lookup flags
*/
#define DO_MEM_DELAY 1
#define DO_MEM_READ 2
_TEXT_BASE:
.word TEXT_BASE
.globl memsetup
memsetup:
mov r9, lr @ save return address
/* memory control configuration */
/* make r0 relative the current location so that it */
/* reads INITMEM_DATA out of FLASH rather than memory ! */
/* r0 = current word pointer */
/* r1 = end word location, one word past last actual word */
/* r3 = address for writes, special lookup flags */
/* r4 = value for writes, delay constants, or read addresses */
/* r2 = location for mem reads */
ldr r0, =INITMEM_DATA
ldr r1, _TEXT_BASE
sub r0, r0, r1
add r1, r0, #112
mem_loop:
cmp r1, r0
moveq pc, r9 @ Done
ldr r3, [r0], #4 @ Fetch Destination Register Address, or 1 for delay
ldr r4, [r0], #4 @ value
cmp r3, #DO_MEM_DELAY
bleq mem_delay
beq mem_loop
cmp r3, #DO_MEM_READ
ldreq r2, [r4]
beq mem_loop
str r4, [r3] @ normal register/ram store
b mem_loop
mem_delay:
ldr r5, =TIMER1_BASE
mov r6, r4, LSR #1 @ timer resolution is ~2us
str r6, [r5]
mov r6, #0x88 @ using 508.469KHz clock, enable
str r6, [r5, #8]
0: ldr r6, [r5, #4] @ timer value
cmp r6, #0
bne 0b
mov r6, #0 @ disable timer
str r6, [r5, #8]
mov pc, lr
.ltorg
/* the literal pools origin */
INITMEM_DATA:
.word BCR0
.word BCR0_FLASH
.word BCR6
.word BCR6_CPLD_SLOW
.word BCR7
.word BCR7_CPLD_FAST
.word SDCSCX_BASE
.word (SDCSCX_RAS2CAS_3 | SDCSCX_CASLAT_3 | SDCSCX_SROMLL | SDCSCX_4BNK | SDCSCX_EBW_32)
.word GBLCNFG
.word GC_CMD_NOP
.word DO_MEM_DELAY
.word 200
.word GBLCNFG
.word GC_CMD_PRECHARGEALL
.word RFSHTMR
.word RFSHTMR_INIT
.word DO_MEM_DELAY
.word 8
.word RFSHTMR
.word RFSHTMR_NORMAL
.word GBLCNFG
.word GC_CMD_MODE
.word DO_MEM_READ
.word (SDRAM_BASE | SDRAM_DEVICE_MODE)
.word GBLCNFG
.word GC_CMD_NORMAL
.word SDCSCX_BASE
.word (SDCSCX_AUTOPC | SDCSCX_RAS2CAS_3 | SDCSCX_CASLAT_3 | SDCSCX_SROMLL | SDCSCX_4BNK | SDCSCX_EBW_32)

56
board/lpd7a40x/u-boot.lds Normal file
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@ -0,0 +1,56 @@
/*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@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_FORMAT("elf32-arm", "elf32-arm", "elf32-arm")*/
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
cpu/lh7a40x/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 = .;
}

8
common/cmd_jffs2.c
View file

@ -126,7 +126,13 @@ do_jffs2_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
int jffs2_1pass_load(char *, struct part_info *,const char *);
char *fsname;
char *filename = "uImage";
char *filename;
/* pre-set Boot file name */
if ((filename = getenv("bootfile")) == NULL) {
filename = "uImage";
}
ulong offset = load_addr;
int size;
struct part_info *part;

43
cpu/lh7a40x/Makefile Normal file
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@ -0,0 +1,43 @@
#
# (C) Copyright 2000, 2001, 2002
# 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 $(TOPDIR)/config.mk
LIB = lib$(CPU).a
START = start.o
OBJS = cpu.o speed.o interrupts.o serial.o
all: .depend $(START) $(LIB)
$(LIB): $(OBJS)
$(AR) crv $@ $(OBJS)
#########################################################################
.depend: Makefile $(START:.o=.S) $(OBJS:.o=.c)
$(CC) -M $(CFLAGS) $(START:.o=.S) $(OBJS:.o=.c) > $@
sinclude .depend
#########################################################################

27
cpu/lh7a40x/config.mk Normal file
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@ -0,0 +1,27 @@
#
# (C) Copyright 2002
# Gary Jennejohn, DENX Software Engineering, <gj@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
#
PLATFORM_RELFLAGS += -fno-strict-aliasing -fno-common -ffixed-r8 \
-mshort-load-bytes -msoft-float
PLATFORM_CPPFLAGS += -mapcs-32 -march=armv4

183
cpu/lh7a40x/cpu.c Normal file
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@ -0,0 +1,183 @@
/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@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
*/
/*
* CPU specific code
*/
#include <common.h>
#include <command.h>
#include <arm920t.h>
/* read co-processor 15, register #1 (control register) */
static unsigned long read_p15_c1 (void)
{
unsigned long value;
__asm__ __volatile__(
"mrc p15, 0, %0, c1, c0, 0 @ read control reg\n"
: "=r" (value)
:
: "memory");
#ifdef MMU_DEBUG
printf ("p15/c1 is = %08lx\n", value);
#endif
return value;
}
/* write to co-processor 15, register #1 (control register) */
static void write_p15_c1 (unsigned long value)
{
#ifdef MMU_DEBUG
printf ("write %08lx to p15/c1\n", value);
#endif
__asm__ __volatile__(
"mcr p15, 0, %0, c1, c0, 0 @ write it back\n"
:
: "r" (value)
: "memory");
read_p15_c1 ();
}
static void cp_delay (void)
{
volatile int i;
/* copro seems to need some delay between reading and writing */
for (i = 0; i < 100; i++);
}
/* See also ARM Ref. Man. */
#define C1_MMU (1<<0) /* mmu off/on */
#define C1_ALIGN (1<<1) /* alignment faults off/on */
#define C1_DC (1<<2) /* dcache off/on */
#define C1_BIG_ENDIAN (1<<7) /* big endian off/on */
#define C1_SYS_PROT (1<<8) /* system protection */
#define C1_ROM_PROT (1<<9) /* ROM protection */
#define C1_IC (1<<12) /* icache off/on */
#define C1_HIGH_VECTORS (1<<13) /* location of vectors: low/high addresses */
#define RESERVED_1 (0xf << 3) /* must be 111b for R/W */
int cpu_init (void)
{
/*
* setup up stacks if necessary
*/
#ifdef CONFIG_USE_IRQ
DECLARE_GLOBAL_DATA_PTR;
IRQ_STACK_START = _armboot_start - CFG_MALLOC_LEN - CFG_GBL_DATA_SIZE - 4;
FIQ_STACK_START = IRQ_STACK_START - CONFIG_STACKSIZE_IRQ;
#endif
return 0;
}
int cleanup_before_linux (void)
{
/*
* this function is called just before we call linux
* it prepares the processor for linux
*
* we turn off caches etc ...
*/
unsigned long i;
disable_interrupts ();
/* turn off I/D-cache */
asm ("mrc p15, 0, %0, c1, c0, 0":"=r" (i));
i &= ~(C1_DC | C1_IC);
asm ("mcr p15, 0, %0, c1, c0, 0": :"r" (i));
/* flush I/D-cache */
i = 0;
asm ("mcr p15, 0, %0, c7, c7, 0": :"r" (i));
return (0);
}
int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
extern void reset_cpu (ulong addr);
disable_interrupts ();
reset_cpu (0);
/*NOTREACHED*/
return (0);
}
void icache_enable (void)
{
ulong reg;
reg = read_p15_c1 ();
cp_delay ();
write_p15_c1 (reg | C1_IC);
}
void icache_disable (void)
{
ulong reg;
reg = read_p15_c1 ();
cp_delay ();
write_p15_c1 (reg & ~C1_IC);
}
int icache_status (void)
{
return (read_p15_c1 () & C1_IC) != 0;
}
#ifdef USE_920T_MMU
/* It makes no sense to use the dcache if the MMU is not enabled */
void dcache_enable (void)
{
ulong reg;
reg = read_p15_c1 ();
cp_delay ();
write_p15_c1 (reg | C1_DC);
}
void dcache_disable (void)
{
ulong reg;
reg = read_p15_c1 ();
cp_delay ();
reg &= ~C1_DC;
write_p15_c1 (reg);
}
int dcache_status (void)
{
return (read_p15_c1 () & C1_DC) != 0;
}
#endif

326
cpu/lh7a40x/interrupts.c Normal file
View file

@ -0,0 +1,326 @@
/*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Marius Groeger <mgroeger@sysgo.de>
*
* (C) Copyright 2002
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
* Alex Zuepke <azu@sysgo.de>
*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@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 <common.h>
#include <arm920t.h>
#include <lh7a40x.h>
#include <asm/proc-armv/ptrace.h>
extern void reset_cpu(ulong addr);
static ulong timer_load_val = 0;
/* macro to read the 16 bit timer */
static inline ulong READ_TIMER(void)
{
LH7A40X_TIMERS_PTR(timers);
lh7a40x_timer_t* timer = &timers->timer1;
return (timer->value & 0x0000ffff);
}
#ifdef CONFIG_USE_IRQ
/* enable IRQ interrupts */
void enable_interrupts (void)
{
unsigned long temp;
__asm__ __volatile__("mrs %0, cpsr\n"
"bic %0, %0, #0x80\n"
"msr cpsr_c, %0"
: "=r" (temp)
:
: "memory");
}
/*
* disable IRQ/FIQ interrupts
* returns true if interrupts had been enabled before we disabled them
*/
int disable_interrupts (void)
{
unsigned long old,temp;
__asm__ __volatile__("mrs %0, cpsr\n"
"orr %1, %0, #0xc0\n"
"msr cpsr_c, %1"
: "=r" (old), "=r" (temp)
:
: "memory");
return (old & 0x80) == 0;
}
#else
void enable_interrupts (void)
{
return;
}
int disable_interrupts (void)
{
return 0;
}
#endif
void bad_mode (void)
{
panic ("Resetting CPU ...\n");
reset_cpu (0);
}
void show_regs (struct pt_regs *regs)
{
unsigned long flags;
const char *processor_modes[] = {
"USER_26", "FIQ_26", "IRQ_26", "SVC_26",
"UK4_26", "UK5_26", "UK6_26", "UK7_26",
"UK8_26", "UK9_26", "UK10_26", "UK11_26",
"UK12_26", "UK13_26", "UK14_26", "UK15_26",
"USER_32", "FIQ_32", "IRQ_32", "SVC_32",
"UK4_32", "UK5_32", "UK6_32", "ABT_32",
"UK8_32", "UK9_32", "UK10_32", "UND_32",
"UK12_32", "UK13_32", "UK14_32", "SYS_32",
};
flags = condition_codes (regs);
printf ("pc : [<%08lx>] lr : [<%08lx>]\n"
"sp : %08lx ip : %08lx fp : %08lx\n",
instruction_pointer (regs),
regs->ARM_lr, regs->ARM_sp, regs->ARM_ip, regs->ARM_fp);
printf ("r10: %08lx r9 : %08lx r8 : %08lx\n",
regs->ARM_r10, regs->ARM_r9, regs->ARM_r8);
printf ("r7 : %08lx r6 : %08lx r5 : %08lx r4 : %08lx\n",
regs->ARM_r7, regs->ARM_r6, regs->ARM_r5, regs->ARM_r4);
printf ("r3 : %08lx r2 : %08lx r1 : %08lx r0 : %08lx\n",
regs->ARM_r3, regs->ARM_r2, regs->ARM_r1, regs->ARM_r0);
printf ("Flags: %c%c%c%c",
flags & CC_N_BIT ? 'N' : 'n',
flags & CC_Z_BIT ? 'Z' : 'z',
flags & CC_C_BIT ? 'C' : 'c', flags & CC_V_BIT ? 'V' : 'v');
printf (" IRQs %s FIQs %s Mode %s%s\n",
interrupts_enabled (regs) ? "on" : "off",
fast_interrupts_enabled (regs) ? "on" : "off",
processor_modes[processor_mode (regs)],
thumb_mode (regs) ? " (T)" : "");
}
void do_undefined_instruction (struct pt_regs *pt_regs)
{
printf ("undefined instruction\n");
show_regs (pt_regs);
bad_mode ();
}
void do_software_interrupt (struct pt_regs *pt_regs)
{
printf ("software interrupt\n");
show_regs (pt_regs);
bad_mode ();
}
void do_prefetch_abort (struct pt_regs *pt_regs)
{
printf ("prefetch abort\n");
show_regs (pt_regs);
bad_mode ();
}
void do_data_abort (struct pt_regs *pt_regs)
{
printf ("data abort\n");
show_regs (pt_regs);
bad_mode ();
}
void do_not_used (struct pt_regs *pt_regs)
{
printf ("not used\n");
show_regs (pt_regs);
bad_mode ();
}
void do_fiq (struct pt_regs *pt_regs)
{
printf ("fast interrupt request\n");
show_regs (pt_regs);
bad_mode ();
}
void do_irq (struct pt_regs *pt_regs)
{
printf ("interrupt request\n");
show_regs (pt_regs);
bad_mode ();
}
static ulong timestamp;
static ulong lastdec;
int interrupt_init (void)
{
LH7A40X_TIMERS_PTR(timers);
lh7a40x_timer_t* timer = &timers->timer1;
/* a periodic timer using the 508kHz source */
timer->control = (TIMER_PER | TIMER_CLK508K);
if (timer_load_val == 0) {
/*
* 10ms period with 508.469kHz clock = 5084
*/
timer_load_val = CFG_HZ/100;
}
/* load value for 10 ms timeout */
lastdec = timer->load = timer_load_val;
/* auto load, start timer */
timer->control = timer->control | TIMER_EN;
timestamp = 0;
return (0);
}
/*
* timer without interrupts
*/
void reset_timer (void)
{
reset_timer_masked ();
}
ulong get_timer (ulong base)
{
return (get_timer_masked() - base);
}
void set_timer (ulong t)
{
timestamp = t;
}
void udelay (unsigned long usec)
{
ulong tmo,tmp;
/* normalize */
if (usec >= 1000) {
tmo = usec / 1000;
tmo *= CFG_HZ;
tmo /= 1000;
}
else {
if (usec > 1) {
tmo = usec * CFG_HZ;
tmo /= (1000*1000);
}
else
tmo = 1;
}
/* check for rollover during this delay */
tmp = get_timer (0);
if ((tmp + tmo) < tmp )
reset_timer_masked(); /* timer would roll over */
else
tmo += tmp;
while (get_timer_masked () < tmo);
}
void reset_timer_masked (void)
{
/* reset time */
lastdec = READ_TIMER();
timestamp = 0;
}
ulong get_timer_masked (void)
{
ulong now = READ_TIMER();
if (lastdec >= now) {
/* normal mode */
timestamp += (lastdec - now);
} else {
/* we have an overflow ... */
timestamp += ((lastdec + timer_load_val) - now);
}
lastdec = now;
return timestamp;
}
void udelay_masked (unsigned long usec)
{
ulong tmo;
/* normalize */
if (usec >= 1000) {
tmo = usec / 1000;
tmo *= CFG_HZ;
tmo /= 1000;
}
else {
if (usec > 1) {
tmo = usec * CFG_HZ;
tmo /= (1000*1000);
}
else
tmo = 1;
}
reset_timer_masked ();
while (get_timer_masked () < tmo);
}
/*
* This function is derived from PowerPC code (read timebase as long long).
* On ARM it just returns the timer value.
*/
unsigned long long get_ticks(void)
{
return get_timer(0);
}
/*
* This function is derived from PowerPC code (timebase clock frequency).
* On ARM it returns the number of timer ticks per second.
*/
ulong get_tbclk (void)
{
ulong tbclk;
tbclk = timer_load_val * 100;
return tbclk;
}

183
cpu/lh7a40x/serial.c Normal file
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@ -0,0 +1,183 @@
/*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
*
* 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 <lh7a40x.h>
#if defined(CONFIG_CONSOLE_UART1)
# define UART_CONSOLE 1
#elif defined(CONFIG_CONSOLE_UART2)
# define UART_CONSOLE 2
#elif defined(CONFIG_CONSOLE_UART3)
# define UART_CONSOLE 3
#else
# error "No console configured ... "
#endif
void serial_setbrg (void)
{
DECLARE_GLOBAL_DATA_PTR;
LH7A40X_UART_PTR(uart,UART_CONSOLE);
int i;
unsigned int reg = 0;
/*
* userguide 15.1.2.4
*
* BAUDDIV is (UART_REF_FREQ/(16 X BAUD))-1
*
* UART_REF_FREQ = external system clock input / 2 (Hz)
* BAUD is desired baudrate (bits/s)
*
* NOTE: we add (divisor/2) to numerator to round for
* more precision
*/
reg = (((get_PLLCLK()/2) + ((16*gd->baudrate)/2)) / (16 * gd->baudrate)) - 1;
uart->brcon = reg;
for (i = 0; i < 100; i++);
}
/*
* Initialise the serial port with the given baudrate. The settings
* are always 8 data bits, no parity, 1 stop bit, no start bits.
*
*/
int serial_init (void)
{
LH7A40X_UART_PTR(uart,UART_CONSOLE);
/* UART must be enabled before writing to any config registers */
uart->con |= (UART_EN);
#ifdef CONFIG_CONSOLE_UART1
/* infrared disabled */
uart->con |= UART_SIRD;
#endif
/* loopback disabled */
uart->con &= ~(UART_LBE);
/* modem lines and tx/rx polarities */
uart->con &= ~(UART_MXP | UART_TXP | UART_RXP);
/* FIFO enable, N81 */
uart->fcon = (UART_WLEN_8 | UART_FEN | UART_STP2_1);
/* set baudrate */
serial_setbrg ();
/* enable rx interrupt */
uart->inten |= UART_RI;
return (0);
}
/*
* Read a single byte from the serial port. Returns 1 on success, 0
* otherwise. When the function is succesfull, the character read is
* written into its argument c.
*/
int serial_getc (void)
{
LH7A40X_UART_PTR(uart,UART_CONSOLE);
/* wait for character to arrive */
while (uart->status & UART_RXFE);
return(uart->data & 0xff);
}
#ifdef CONFIG_HWFLOW
static int hwflow = 0; /* turned off by default */
int hwflow_onoff(int on)
{
switch(on) {
case 0:
default:
break; /* return current */
case 1:
hwflow = 1; /* turn on */
break;
case -1:
hwflow = 0; /* turn off */
break;
}
return hwflow;
}
#endif
#ifdef CONFIG_MODEM_SUPPORT
static int be_quiet = 0;
void disable_putc(void)
{
be_quiet = 1;
}
void enable_putc(void)
{
be_quiet = 0;
}
#endif
/*
* Output a single byte to the serial port.
*/
void serial_putc (const char c)
{
LH7A40X_UART_PTR(uart,UART_CONSOLE);
#ifdef CONFIG_MODEM_SUPPORT
if (be_quiet)
return;
#endif
/* wait for room in the tx FIFO */
while (!(uart->status & UART_TXFE));
#ifdef CONFIG_HWFLOW
/* Wait for CTS up */
while(hwflow && !(uart->status & UART_CTS));
#endif
uart->data = c;
/* If \n, also do \r */
if (c == '\n')
serial_putc ('\r');
}
/*
* Test whether a character is in the RX buffer
*/
int serial_tstc (void)
{
LH7A40X_UART_PTR(uart,UART_CONSOLE);
return(!(uart->status & UART_RXFE));
}
void
serial_puts (const char *s)
{
while (*s) {
serial_putc (*s++);
}
}

83
cpu/lh7a40x/speed.c Normal file
View file

@ -0,0 +1,83 @@
/*
* (C) Copyright 2001-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2002
* David Mueller, ELSOFT AG, d.mueller@elsoft.ch
*
* 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 <lh7a40x.h>
/* ------------------------------------------------------------------------- */
/* NOTE: This describes the proper use of this file.
*
* CONFIG_SYS_CLK_FREQ should be defined as the input frequency of the PLL.
*
* get_FCLK(), get_HCLK(), get_PCLK() return the clock of
* the specified bus in HZ.
*/
/* ------------------------------------------------------------------------- */
ulong get_PLLCLK (void)
{
return CONFIG_SYS_CLK_FREQ;
}
/* return FCLK frequency */
ulong get_FCLK (void)
{
LH7A40X_CSC_PTR (csc);
ulong maindiv1, maindiv2, prediv, ps;
/*
* from userguide 6.1.1.2
*
* FCLK = ((MAINDIV1 +2) * (MAINDIV2 +2) * 14.7456MHz) /
* ((PREDIV+2) * (2^PS))
*/
maindiv2 = (csc->clkset & CLKSET_MAINDIV2) >> 11;
maindiv1 = (csc->clkset & CLKSET_MAINDIV1) >> 7;
prediv = (csc->clkset & CLKSET_PREDIV) >> 2;
ps = (csc->clkset & CLKSET_PS) >> 16;
return (((maindiv2 + 2) * (maindiv1 + 2) * CONFIG_SYS_CLK_FREQ) /
((prediv + 2) * (1 << ps)));
}
/* return HCLK frequency */
ulong get_HCLK (void)
{
LH7A40X_CSC_PTR (csc);
return (get_FCLK () / ((csc->clkset & CLKSET_HCLKDIV) + 1));
}
/* return PCLK frequency */
ulong get_PCLK (void)
{
LH7A40X_CSC_PTR (csc);
return (get_HCLK () /
(1 << (((csc->clkset & CLKSET_PCLKDIV) >> 16) + 1)));
}

426
cpu/lh7a40x/start.S Normal file
View file

@ -0,0 +1,426 @@
/*
* armboot - Startup Code for ARM920 CPU-core
*
* Copyright (c) 2001 Marius Gröger <mag@sysgo.de>
* Copyright (c) 2002 Alex Züpke <azu@sysgo.de>
* Copyright (c) 2002 Gary Jennejohn <gj@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 <config.h>
#include <version.h>
/*
*************************************************************************
*
* Jump vector table as in table 3.1 in [1]
*
*************************************************************************
*/
.globl _start
_start: b reset
ldr pc, _undefined_instruction
ldr pc, _software_interrupt
ldr pc, _prefetch_abort
ldr pc, _data_abort
ldr pc, _not_used
ldr pc, _irq
ldr pc, _fiq
_undefined_instruction: .word undefined_instruction
_software_interrupt: .word software_interrupt
_prefetch_abort: .word prefetch_abort
_data_abort: .word data_abort
_not_used: .word not_used
_irq: .word irq
_fiq: .word fiq
.balignl 16,0xdeadbeef
/*
*************************************************************************
*
* Startup Code (reset vector)
*
* do important init only if we don't start from memory!
* relocate armboot to ram
* setup stack
* jump to second stage
*
*************************************************************************
*/
_TEXT_BASE:
.word TEXT_BASE
.globl _armboot_start
_armboot_start:
.word _start
/*
* These are defined in the board-specific linker script.
*/
.globl _bss_start
_bss_start:
.word __bss_start
.globl _bss_end
_bss_end:
.word _end
#ifdef CONFIG_USE_IRQ
/* IRQ stack memory (calculated at run-time) */
.globl IRQ_STACK_START
IRQ_STACK_START:
.word 0x0badc0de
/* IRQ stack memory (calculated at run-time) */
.globl FIQ_STACK_START
FIQ_STACK_START:
.word 0x0badc0de
#endif
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0xd3
msr cpsr,r0
#define pWDTCTL 0x80001400 /* Watchdog Timer control register */
#define pINTENC 0x8000050C /* Interupt-Controller enable clear register */
#define pCLKSET 0x80000420 /* clock divisor register */
/* disable watchdog, set watchdog control register to
* all zeros (default reset)
*/
ldr r0, =pWDTCTL
mov r1, #0x0
str r1, [r0]
/*
* mask all IRQs by setting all bits in the INTENC register (default)
*/
mov r1, #0xffffffff
ldr r0, =pINTENC
str r1, [r0]
/* FCLK:HCLK:PCLK = 1:2:2 */
/* default FCLK is 200 MHz, using 14.7456 MHz fin */
ldr r0, =pCLKSET
ldr r1, =0x0004ee39
@ ldr r1, =0x0005ee39 @ 1: 2: 4
str r1, [r0]
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifdef CONFIG_INIT_CRITICAL
bl cpu_init_crit
#endif
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end addreee [r2] */
blt copy_loop /* a 'ble' here actually copies */
/* four bytes of bss */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CFG_MALLOC_LEN /* malloc area */
sub r0, r0, #CFG_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
@add r0, r0, #4 /* start at first byte of bss */
/* why inc. 4 bytes past then? */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
bne clbss_l
ldr pc, _start_armboot
_start_armboot: .word start_armboot
/*
*************************************************************************
*
* CPU_init_critical registers
*
* setup important registers
* setup memory timing
*
*************************************************************************
*/
cpu_init_crit:
/*
* flush v4 I/D caches
*/
mov r0, #0
mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
/*
* disable MMU stuff and caches
*/
mrc p15, 0, r0, c1, c0, 0
bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS)
bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM)
orr r0, r0, #0x00000002 @ set bit 2 (A) Align
orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache
orr r0, r0, #0x40000000 @ set bit 30 (nF) notFastBus
mcr p15, 0, r0, c1, c0, 0
/*
* before relocating, we have to setup RAM timing
* because memory timing is board-dependend, you will
* find a memsetup.S in your board directory.
*/
mov ip, lr
bl memsetup
mov lr, ip
mov pc, lr
/*
*************************************************************************
*
* Interrupt handling
*
*************************************************************************
*/
@
@ IRQ stack frame.
@
#define S_FRAME_SIZE 72
#define S_OLD_R0 68
#define S_PSR 64
#define S_PC 60
#define S_LR 56
#define S_SP 52
#define S_IP 48
#define S_FP 44
#define S_R10 40
#define S_R9 36
#define S_R8 32
#define S_R7 28
#define S_R6 24
#define S_R5 20
#define S_R4 16
#define S_R3 12
#define S_R2 8
#define S_R1 4
#define S_R0 0
#define MODE_SVC 0x13
#define I_BIT 0x80
/*
* use bad_save_user_regs for abort/prefetch/undef/swi ...
* use irq_save_user_regs / irq_restore_user_regs for IRQ/FIQ handling
*/
.macro bad_save_user_regs
sub sp, sp, #S_FRAME_SIZE
stmia sp, {r0 - r12} @ Calling r0-r12
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CFG_MALLOC_LEN)
sub r2, r2, #(CFG_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
ldmia r2, {r2 - r3} @ get pc, cpsr
add r0, sp, #S_FRAME_SIZE @ restore sp_SVC
add r5, sp, #S_SP
mov r1, lr
stmia r5, {r0 - r3} @ save sp_SVC, lr_SVC, pc, cpsr
mov r0, sp
.endm
.macro irq_save_user_regs
sub sp, sp, #S_FRAME_SIZE
stmia sp, {r0 - r12} @ Calling r0-r12
add r8, sp, #S_PC
stmdb r8, {sp, lr}^ @ Calling SP, LR
str lr, [r8, #0] @ Save calling PC
mrs r6, spsr
str r6, [r8, #4] @ Save CPSR
str r0, [r8, #8] @ Save OLD_R0
mov r0, sp
.endm
.macro irq_restore_user_regs
ldmia sp, {r0 - lr}^ @ Calling r0 - lr
mov r0, r0
ldr lr, [sp, #S_PC] @ Get PC
add sp, sp, #S_FRAME_SIZE
subs pc, lr, #4 @ return & move spsr_svc into cpsr
.endm
.macro get_bad_stack
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CFG_MALLOC_LEN)
sub r13, r13, #(CFG_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
str lr, [r13] @ save caller lr / spsr
mrs lr, spsr
str lr, [r13, #4]
mov r13, #MODE_SVC @ prepare SVC-Mode
@ msr spsr_c, r13
msr spsr, r13
mov lr, pc
movs pc, lr
.endm
.macro get_irq_stack @ setup IRQ stack
ldr sp, IRQ_STACK_START
.endm
.macro get_fiq_stack @ setup FIQ stack
ldr sp, FIQ_STACK_START
.endm
/*
* exception handlers
*/
.align 5
undefined_instruction:
get_bad_stack
bad_save_user_regs
bl do_undefined_instruction
.align 5
software_interrupt:
get_bad_stack
bad_save_user_regs
bl do_software_interrupt
.align 5
prefetch_abort:
get_bad_stack
bad_save_user_regs
bl do_prefetch_abort
.align 5
data_abort:
get_bad_stack
bad_save_user_regs
bl do_data_abort
.align 5
not_used:
get_bad_stack
bad_save_user_regs
bl do_not_used
#ifdef CONFIG_USE_IRQ
.align 5
irq:
get_irq_stack
irq_save_user_regs
bl do_irq
irq_restore_user_regs
.align 5
fiq:
get_fiq_stack
/* someone ought to write a more effiction fiq_save_user_regs */
irq_save_user_regs
bl do_fiq
irq_restore_user_regs
#else
.align 5
irq:
get_bad_stack
bad_save_user_regs
bl do_irq
.align 5
fiq:
get_bad_stack
bad_save_user_regs
bl do_fiq
#endif
.align 5
.globl reset_cpu
reset_cpu:
bl disable_interrupts
/* Disable watchdog */
ldr r1, =pWDTCTL
mov r3, #0
str r3, [r1]
/* reset counter */
ldr r3, =0x00001984
str r3, [r1, #4]
/* Enable the watchdog */
mov r3, #1
str r3, [r1]
_loop_forever:
b _loop_forever

2
cpu/pxa/interrupts.c
View file

@ -165,7 +165,7 @@ void reset_timer (void)
ulong get_timer (ulong base)
{
return get_timer_masked ();
return get_timer_masked () - base;
}
void set_timer (ulong t)

4
doc/README.JFFS2
View file

@ -8,6 +8,7 @@ The module adds three new commands.
fsload - load binary file from a file system image
fsinfo - print information about file systems
ls - list files in a directory
chpart - change active partition
If you boot from a partition which is mounted writable, and you
update your boot environment by replacing single files on that
@ -68,9 +69,6 @@ jffs2_part_info(int part_num)
TODO.
Add a new command so it's actually possible to change
partition.
Remove the assumption that JFFS can dereference a pointer
into the disk. The current code do not work with memory holes
or hardware with a sliding window (PCMCIA).

47
drivers/smc91111.c
View file

@ -61,6 +61,7 @@
#include <common.h>
#include <command.h>
#include <config.h>
#include "smc91111.h"
#include <net.h>
@ -78,6 +79,11 @@ static const char version[] =
"smc91111.c:v1.0 04/25/01 by Daris A Nevil (dnevil@snmc.com)\n";
#endif
/* Autonegotiation timeout in seconds */
#ifndef CONFIG_SMC_AUTONEG_TIMEOUT
#define CONFIG_SMC_AUTONEG_TIMEOUT 10
#endif
/*------------------------------------------------------------------------
.
. Configuration options, for the experienced user to change.
@ -353,7 +359,7 @@ static inline void smc_wait_mmu_release_complete (void)
*/
static void smc_reset (void)
{
PRINTK2 ("%s:smc_reset\n", SMC_DEV_NAME);
PRINTK2 ("%s: smc_reset\n", SMC_DEV_NAME);
/* This resets the registers mostly to defaults, but doesn't
affect EEPROM. That seems unnecessary */
@ -414,7 +420,7 @@ static void smc_reset (void)
*/
static void smc_enable()
{
PRINTK2("%s:smc_enable\n", SMC_DEV_NAME);
PRINTK2("%s: smc_enable\n", SMC_DEV_NAME);
SMC_SELECT_BANK( 0 );
/* see the header file for options in TCR/RCR DEFAULT*/
SMC_outw( TCR_DEFAULT, TCR_REG );
@ -440,7 +446,7 @@ static void smc_enable()
*/
static void smc_shutdown()
{
PRINTK2(CARDNAME ":smc_shutdown\n");
PRINTK2(CARDNAME ": smc_shutdown\n");
/* no more interrupts for me */
SMC_SELECT_BANK( 2 );
@ -489,7 +495,7 @@ static int smc_send_packet (volatile void *packet, int packet_length)
saved_pnr = SMC_inb( PN_REG );
saved_ptr = SMC_inw( PTR_REG );
PRINTK3 ("%s:smc_hardware_send_packet\n", SMC_DEV_NAME);
PRINTK3 ("%s: smc_hardware_send_packet\n", SMC_DEV_NAME);
length = ETH_ZLEN < packet_length ? packet_length : ETH_ZLEN;
@ -677,7 +683,7 @@ again:
*/
void smc_destructor()
{
PRINTK2(CARDNAME ":smc_destructor\n");
PRINTK2(CARDNAME ": smc_destructor\n");
}
@ -691,7 +697,7 @@ static int smc_open (bd_t * bd)
{
int i, err;
PRINTK2 ("%s:smc_open\n", SMC_DEV_NAME);
PRINTK2 ("%s: smc_open\n", SMC_DEV_NAME);
/* reset the hardware */
smc_reset ();
@ -764,7 +770,7 @@ static int smc_rcv()
return 0;
}
PRINTK3("%s:smc_rcv\n", SMC_DEV_NAME);
PRINTK3("%s: smc_rcv\n", SMC_DEV_NAME);
/* start reading from the start of the packet */
SMC_outw( PTR_READ | PTR_RCV | PTR_AUTOINC, PTR_REG );
@ -860,7 +866,7 @@ static int smc_rcv()
-----------------------------------------------------*/
static int smc_close()
{
PRINTK2("%s:smc_close\n", SMC_DEV_NAME);
PRINTK2("%s: smc_close\n", SMC_DEV_NAME);
/* clear everything */
smc_shutdown();
@ -1222,7 +1228,7 @@ static void smc_phy_configure ()
word status = 0; /*;my status = 0 */
int failed = 0;
PRINTK3 ("%s:smc_program_phy()\n", SMC_DEV_NAME);
PRINTK3 ("%s: smc_program_phy()\n", SMC_DEV_NAME);
/* Get the detected phy address */
@ -1286,8 +1292,8 @@ static void smc_phy_configure ()
/* the link does not come up. */
smc_read_phy_register(PHY_AD_REG);
PRINTK2 ("%s:phy caps=%x\n", SMC_DEV_NAME, my_phy_caps);
PRINTK2 ("%s:phy advertised caps=%x\n", SMC_DEV_NAME, my_ad_caps);
PRINTK2 ("%s: phy caps=%x\n", SMC_DEV_NAME, my_phy_caps);
PRINTK2 ("%s: phy advertised caps=%x\n", SMC_DEV_NAME, my_ad_caps);
/* Restart auto-negotiation process in order to advertise my caps */
smc_write_phy_register (PHY_CNTL_REG,
@ -1296,8 +1302,9 @@ static void smc_phy_configure ()
/* Wait for the auto-negotiation to complete. This may take from */
/* 2 to 3 seconds. */
/* Wait for the reset to complete, or time out */
timeout = 20; /* Wait up to 10 seconds */
timeout = CONFIG_SMC_AUTONEG_TIMEOUT * 2;
while (timeout--) {
status = smc_read_phy_register (PHY_STAT_REG);
if (status & PHY_STAT_ANEG_ACK) {
/* auto-negotiate complete */
@ -1308,11 +1315,11 @@ static void smc_phy_configure ()
/* Restart auto-negotiation if remote fault */
if (status & PHY_STAT_REM_FLT) {
printf ("%s:PHY remote fault detected\n",
printf ("%s: PHY remote fault detected\n",
SMC_DEV_NAME);
/* Restart auto-negotiation */
printf ("%s:PHY restarting auto-negotiation\n",
printf ("%s: PHY restarting auto-negotiation\n",
SMC_DEV_NAME);
smc_write_phy_register (PHY_CNTL_REG,
PHY_CNTL_ANEG_EN |
@ -1323,15 +1330,13 @@ static void smc_phy_configure ()
}
if (timeout < 1) {
printf ("%s:PHY auto-negotiate timed out\n", SMC_DEV_NAME);
printf ("%s:PHY auto-negotiate timed out\n", SMC_DEV_NAME);
printf ("%s: PHY auto-negotiate timed out\n", SMC_DEV_NAME);
failed = 1;
}
/* Fail if we detected an auto-negotiate remote fault */
if (status & PHY_STAT_REM_FLT) {
printf ("%s:PHY remote fault detected\n", SMC_DEV_NAME);
printf ("%s:PHY remote fault detected\n", SMC_DEV_NAME);
printf ("%s: PHY remote fault detected\n", SMC_DEV_NAME);
failed = 1;
}
@ -1469,12 +1474,16 @@ int get_rom_mac (char *v_rom_mac)
return (1);
#else
int i;
int valid_mac = 0;
SMC_SELECT_BANK (1);
for (i=0; i<6; i++)
{
v_rom_mac[i] = SMC_inb (ADDR0_REG + i);
valid_mac |= v_rom_mac[i];
}
return (1);
return (valid_mac ? 1 : 0);
#endif
}
#endif /* CONFIG_DRIVER_SMC91111 */

2
include/bmp_logo.h
View file

@ -18,7 +18,7 @@ unsigned short bmp_logo_palette[] = {
0x0343, 0x0454, 0x0565, 0x0565, 0x0676, 0x0787, 0x0898, 0x0999,
0x0AAA, 0x0ABA, 0x0BCB, 0x0CCC, 0x0DDD, 0x0EEE, 0x0FFF, 0x0FB3,
0x0FB4, 0x0FC4, 0x0FC5, 0x0FC6, 0x0FD7, 0x0FD8, 0x0FD9, 0x0FDA,
0x0FEA, 0x0FEB, 0x0FEC, 0x0FFD, 0x0FFE, 0x0FFF, 0x0FFF,
0x0FEA, 0x0FEB, 0x0FEC, 0x0FFD, 0x0FFE, 0x0FFF, 0x0FFF,
};
unsigned char bmp_logo_bitmap[] = {

5
include/common.h
View file

@ -384,12 +384,15 @@ int prt_mpc5xxx_clks (void);
ulong get_OPB_freq (void);
ulong get_PCI_freq (void);
#endif
#if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410)
#if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410) || defined(CONFIG_LH7A40X)
ulong get_FCLK (void);
ulong get_HCLK (void);
ulong get_PCLK (void);
ulong get_UCLK (void);
#endif
#if defined(CONFIG_LH7A40X)
ulong get_PLLCLK (void);
#endif
#if defined CONFIG_INCA_IP
uint incaip_get_cpuclk (void);
#endif

1
include/configs/innokom.h
View file

@ -140,6 +140,7 @@
#define CONFIG_SMC91111_BASE 0x14000000 /* chip select 5 */
#undef CONFIG_SMC_USE_32_BIT /* 16 bit bus access */
#undef CONFIG_SMC_91111_EXT_PHY /* we use internal phy */
#define CONFIG_SMC_AUTONEG_TIMEOUT 10 /* timeout 10 seconds */
#undef CONFIG_SHOW_ACTIVITY
#define CONFIG_NET_RETRY_COUNT 10 /* # of retries */

80
include/configs/lpd7a400-10.h Normal file
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@ -0,0 +1,80 @@
/*
* 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
*/
/*
* Logic LH7A400-10 card engine
*/
#ifndef __LPD7A400_10_H
#define __LPD7A400_10_H
#define CONFIG_ARM920T 1 /* arm920t core */
#define CONFIG_LH7A40X 1 /* Sharp LH7A400 SoC */
#define CONFIG_LH7A400 1
/* The system clock PLL input frequency */
#define CONFIG_SYS_CLK_FREQ 14745600 /* System Clock PLL Input (Hz) */
/* ticks per second */
#define CFG_HZ (508469)
/*-----------------------------------------------------------------------
* 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 */
#define CFG_FLASH_BASE 0x00000000 /* Flash Bank #1 */
/*-----------------------------------------------------------------------
* FLASH and environment organization
*/
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT (64) /* max number of sectors on one chip */
/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT (5*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT (5*CFG_HZ) /* Timeout for Flash Write */
/*----------------------------------------------------------------------
* Using SMC91C111 LAN chip
*
* Default IO base of chip is 0x300, Card Engine has this address lines
* (LAN chip) tied to Vcc, so we just care about the chip select
*/
#define CONFIG_DRIVER_SMC91111
#define CONFIG_SMC91111_BASE (0x70000000)
#undef CONFIG_SMC_USE_32_BIT
#define CONFIG_SMC_USE_IOFUNCS
#endif /* __LPD7A400_10_H */

114
include/configs/lpd7a400.h Normal file
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@ -0,0 +1,114 @@
/*
* 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 __LPD7A400_H_
#define __LPD7A400_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 */
#undef CONFIG_USE_IRQ
#define MACH_TYPE_LPD7A400 389
/*
* This board uses the logic LH7A400-10 card engine
*/
#include <configs/lpd7a400-10.h>
#define CONFIG_LPD7A400 /* Logic LH7A400 SDK */
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG 1
/*
* 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 */
/*
* select serial console configuration
*/
#define CONFIG_CONSOLE_UART2 /* UART2 LH7A40x for console */
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_BAUDRATE 115200
#define CONFIG_IPADDR 192.168.1.100
#define CONFIG_NETMASK 255.255.1.0
#define CONFIG_SERVERIP 192.168.1.1
#define CONFIG_TIMESTAMP 1 /* Print timestamp info for images */
#ifndef USE_920T_MMU
#define CONFIG_COMMANDS ((CONFIG_CMD_DFL | CFG_CMD_PING) & ~(CFG_CMD_CACHE))
#else
#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_DATE)
#endif
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#define CONFIG_BOOTDELAY 3
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
/* what's this ? it's not used anywhere */
#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
#endif
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "LPD7A400> " /* 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 0xc0300000 /* memtest works on */
#define CFG_MEMTEST_END 0xc0500000 /* 2 MB in DRAM */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
#define CFG_LOAD_ADDR 0xc0f00000 /* default load address */
/* valid baudrates */
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
/* size and location of u-boot in flash */
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#define CFG_MONITOR_LEN (256<<10)
#define CFG_ENV_IS_IN_FLASH 1
/* Address and size of Primary Environment Sector */
#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0xFC0000)
#define CFG_ENV_SIZE 0x40000
#endif /* __LPD7A400_H_ */

93
include/lh7a400.h Normal file
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@ -0,0 +1,93 @@
/*
* 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
*/
/*
* lh7a400 SoC interface
*/
#ifndef __LH7A400_H__
#define __LH7A400_H__
#include "lh7a40x.h"
/* Interrupt Controller (userguide 8.2.1) */
typedef struct {
volatile u32 intsr;
volatile u32 intrsr;
volatile u32 intens;
volatile u32 intenc;
volatile u32 rsvd1;
volatile u32 rsvd2;
volatile u32 rsvd3;
} /*__attribute__((__packed__))*/ lh7a400_interrupt_t;
#define LH7A400_INTERRUPT_BASE (0x80000500)
#define LH7A400_INTERRUPT_PTR(name) lh7a400_interrupt_t* name = (lh7a400_interrupt_t*) LH7A400_INTERRUPT_BASE
/* (DMA) Direct Memory Access Controller (userguide 9.2.1) */
typedef struct {
volatile u32 maxcnt;
volatile u32 base;
volatile u32 current;
volatile u32 rsvd1;
} lh7a400_dmabuf_t;
typedef struct {
volatile u32 control;
volatile u32 interrupt;
volatile u32 rsvd1;
volatile u32 status;
volatile u32 rsvd2;
volatile u32 remain;
volatile u32 rsvd3;
volatile u32 rsvd4;
lh7a400_dmabuf_t buf[2];
} /*__attribute__((__packed__))*/ lh7a400_dmachan_t;
typedef struct {
lh7a400_dmachan_t chan[15];
volatile u32 glblint;
volatile u32 rsvd1;
volatile u32 rsvd2;
volatile u32 rsvd3;
} /*__attribute__((__packed__))*/ lh7a400_dma_t;
#define LH7A400_DMA_BASE (0x80002800)
#define DMA_USBTX_OFFSET (0x000)
#define DMA_USBRX_OFFSET (0x040)
#define DMA_MMCTX_OFFSET (0x080)
#define DMA_MMCRX_OFFSET (0x0C0)
#define DMA_AC97_BASE (0x80002A00)
#define LH7A400_DMA_PTR(name) lh7a400_dma_t* name = (lh7a400_dma_t*) LH7A400_DMA_BASE
#define LH7A400_DMA_USBTX(name) \
lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBTX_OFFSET)
#define LH7A400_DMA_USBRX(name) \
lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_USBRX_OFFSET)
#define LH7A400_DMA_MMCTX(name) \
lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCTX_OFFSET)
#define LH7A400_DMA_MMCRX(name) \
lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_DMA_BASE + DMA_MMCRX_OFFSET)
#define LH7A400_AC97RX(name,n) \
lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \
((2*n) * sizeof(lh7a400_dmachan_t)))
#define LH7A400_AC97TX(name,n) \
lh7a400_dmachan_t* name = (lh7a400_dmachan_t*) (LH7A400_AC97_BASE + \
(((2*n)+1) * sizeof(lh7a400_dmachan_t)))
#endif /* __LH7A400_H__ */

258
include/lh7a40x.h Normal file
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@ -0,0 +1,258 @@
/*
* 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
*/
/*
* lh7a40x SoC series common interface
*/
#ifndef __LH7A40X_H__
#define __LH7A40X_H__
/* (SMC) Static Memory Controller (usersguide 4.2.1) */
typedef struct {
volatile u32 attib;
volatile u32 com;
volatile u32 io;
volatile u32 rsvd1;
} /*__attribute__((__packed__))*/ lh7a40x_pccard_t;
typedef struct {
volatile u32 bcr[8];
lh7a40x_pccard_t pccard[2];
volatile u32 pcmciacon;
} /*__attribute__((__packed__))*/ lh7a40x_smc_t;
#define LH7A40X_SMC_BASE (0x80002000)
#define LH7A40X_SMC_PTR(name) lh7a40x_smc_t* name = (lh7a40x_smc_t*) LH7A40X_SMC_BASE
/* (SDMC) Synchronous Dynamic Ram Controller (usersguide 5.3.1) */
typedef struct {
volatile u32 rsvd1;
volatile u32 gblcnfg;
volatile u32 rfshtmr;
volatile u32 bootstat;
volatile u32 sdcsc[4];
} /*__attribute__((__packed__))*/ lh7a40x_sdmc_t;
#define LH7A40X_SDMC_BASE (0x80002400)
#define LH7A40X_SDMC_PTR(name) lh7a40x_sdmc_t* name = (lh7a40x_sdmc_t*) LH7A40X_SDMC_BASE
/* (CSC) Clock and State Controller (userguide 6.2.1) */
typedef struct {
volatile u32 pwrsr;
volatile u32 pwrcnt;
volatile u32 halt;
volatile u32 stby;
volatile u32 bleoi;
volatile u32 mceoi;
volatile u32 teoi;
volatile u32 stfclr;
volatile u32 clkset;
volatile u32 scrreg[2];
volatile u32 rsvd1;
volatile u32 usbreset;
} /*__attribute__((__packed__))*/ lh7a40x_csc_t;
#define LH7A40X_STPWR_BASE (0x80000400)
#define LH7A40X_CSC_PTR(name) lh7a40x_csc_t* name = (lh7a40x_csc_t*) LH7A40X_STPWR_BASE
#define CLKSET_SMCROM (0x01000000)
#define CLKSET_PS (0x000C0000)
#define CLKSET_PS_0 (0x00000000)
#define CLKSET_PS_1 (0x00040000)
#define CLKSET_PS_2 (0x00080000)
#define CLKSET_PS_3 (0x000C0000)
#define CLKSET_PCLKDIV (0x00030000)
#define CLKSET_PCLKDIV_2 (0x00000000)
#define CLKSET_PCLKDIV_4 (0x00010000)
#define CLKSET_PCLKDIV_8 (0x00020000)
#define CLKSET_MAINDIV2 (0x0000f800)
#define CLKSET_MAINDIV1 (0x00000780)
#define CLKSET_PREDIV (0x0000007C)
#define CLKSET_HCLKDIV (0x00000003)
/* (WDT) Watchdog Timer (userguide 11.2.1) */
typedef struct {
volatile u32 ctl;
volatile u32 rst;
volatile u32 status;
volatile u32 count[4];
} /*__attribute__((__packed__))*/ lh7a40x_wdt_t;
#define LH7A40X_WDT_BASE (0x80001400)
#define LH7A40X_WDT_PTR(name) lh7a40x_wdt_t* name = (lh7a40x_wdt_t*) LH7A40X_WDT_BASE
/* (RTC) Real Time Clock (lh7a400 userguide 12.2.1, lh7a404 userguide 13.2.1) */
typedef struct {
volatile u32 rtcdr;
volatile u32 rtclr;
volatile u32 rtcmr;
volatile u32 unk1;
volatile u32 rtcstat_eoi;
volatile u32 rtccr;
volatile u32 rsvd1[58];
} /*__attribute__((__packed__))*/ lh7a40x_rtc_t;
#define LH7A40X_RTC_BASE (0x80000D00)
#define LH7A40X_RTC_PTR(name) lh7a40x_rtc_t* name = (lh7a40x_rtc_t*) LH7A40X_RTC_BASE
/* Timers (lh7a400 userguide 13.2.1, lh7a404 userguide 11.2.1) */
typedef struct {
volatile u32 load;
volatile u32 value;
volatile u32 control;
volatile u32 tceoi;
} /*__attribute__((__packed__))*/ lh7a40x_timer_t;
typedef struct {
lh7a40x_timer_t timer1;
volatile u32 rsvd1[4];
lh7a40x_timer_t timer2;
volatile u32 unk1[4];
volatile u32 bzcon;
volatile u32 unk2[15];
lh7a40x_timer_t timer3;
/*volatile u32 rsvd2;*/
} /*__attribute__((__packed__))*/ lh7a40x_timers_t;
#define LH7A40X_TIMERS_BASE (0x80000C00)
#define LH7A40X_TIMERS_PTR(name) lh7a40x_timers_t* name = (lh7a40x_timers_t*) LH7A40X_TIMERS_BASE
#define TIMER_EN (0x00000080)
#define TIMER_PER (0x00000040)
#define TIMER_FREE (0x00000000)
#define TIMER_CLK508K (0x00000008)
#define TIMER_CLK2K (0x00000000)
/* (SSP) Sychronous Serial Ports (lh7a400 userguide 14.2.1, lh7a404 userguide 14.2.1) */
typedef struct {
volatile u32 cr0;
volatile u32 cr1;
volatile u32 irr_roeoi;
volatile u32 dr;
volatile u32 cpr;
volatile u32 sr;
/*volatile u32 rsvd1[58];*/
} /*__attribute__((__packed__))*/ lh7a40x_ssp_t;
#define LH7A40X_SSP_BASE (0x80000B00)
#define LH7A40X_SSP_PTR(name) lh7a40x_ssp_t* name = (lh7a40x_ssp_t*) LH7A40X_SSP_BASE
/* (UART) Universal Asychronous Receiver/Transmitter (lh7a400 userguide 15.2.1, lh7a404 userguide 15.2.1) */
typedef struct {
volatile u32 data;
volatile u32 fcon;
volatile u32 brcon;
volatile u32 con;
volatile u32 status;
volatile u32 rawisr;
volatile u32 inten;
volatile u32 isr;
volatile u32 rsvd1[56];
} /*__attribute__((__packed__))*/ lh7a40x_uart_t;
#define LH7A40X_UART_BASE (0x80000600)
#define LH7A40X_UART_PTR(name,n) \
lh7a40x_uart_t* name = (lh7a40x_uart_t*) (LH7A40X_UART_BASE + ((n-1) * sizeof(lh7a40x_uart_t)))
#define UART_BE (0x00000800) /* the rx error bits */
#define UART_OE (0x00000400)
#define UART_PE (0x00000200)
#define UART_FE (0x00000100)
#define UART_WLEN (0x00000060) /* fcon bits */
#define UART_WLEN_8 (0x00000060)
#define UART_WLEN_7 (0x00000040)
#define UART_WLEN_6 (0x00000020)
#define UART_WLEN_5 (0x00000000)
#define UART_FEN (0x00000010)
#define UART_STP2 (0x00000008)
#define UART_STP2_2 (0x00000008)
#define UART_STP2_1 (0x00000000)
#define UART_EPS (0x00000004)
#define UART_EPS_EVEN (0x00000004)
#define UART_EPS_ODD (0x00000000)
#define UART_PEN (0x00000002)
#define UART_BRK (0x00000001)
#define UART_BAUDDIV (0x0000ffff) /* brcon bits */
#define UART_SIRBD (0x00000080) /* con bits */
#define UART_LBE (0x00000040)
#define UART_MXP (0x00000020)
#define UART_TXP (0x00000010)
#define UART_RXP (0x00000008)
#define UART_SIRLP (0x00000004)
#define UART_SIRD (0x00000002)
#define UART_EN (0x00000001)
#define UART_TXFE (0x00000080) /* status bits */
#define UART_RXFF (0x00000040)
#define UART_TXFF (0x00000020)
#define UART_RXFE (0x00000010)
#define UART_BUSY (0x00000008)
#define UART_DCD (0x00000004)
#define UART_DSR (0x00000002)
#define UART_CTS (0x00000001)
#define UART_MSEOI (0xfffffff0) /* rawisr interrupt bits */
#define UART_RTI (0x00000008) /* generic interrupt bits */
#define UART_MI (0x00000004)
#define UART_TI (0x00000002)
#define UART_RI (0x00000001)
/* (GPIO) General Purpose IO and External Interrupts (userguide 16.2.1) */
typedef struct {
volatile u32 pad;
volatile u32 pbd;
volatile u32 pcd;
volatile u32 pdd;
volatile u32 padd;
volatile u32 pbdd;
volatile u32 pcdd;
volatile u32 pddd;
volatile u32 ped;
volatile u32 pedd;
volatile u32 kbdctl;
volatile u32 pinmux;
volatile u32 pfd;
volatile u32 pfdd;
volatile u32 pgd;
volatile u32 pgdd;
volatile u32 phd;
volatile u32 phdd;
volatile u32 rsvd1;
volatile u32 inttype1;
volatile u32 inttype2;
volatile u32 gpiofeoi;
volatile u32 gpiointen;
volatile u32 intstatus;
volatile u32 rawintstatus;
volatile u32 gpiodb;
volatile u32 papd;
volatile u32 pbpd;
volatile u32 pcpd;
volatile u32 pdpd;
volatile u32 pepd;
volatile u32 pfpd;
volatile u32 pgpd;
volatile u32 phpd;
} /*__attribute__((__packed__))*/ lh7a40x_gpioint_t;
#define LH7A40X_GPIOINT_BASE (0x80000E00)
#define LH7A40X_GPIOINT_PTR(name) lh7a40x_gpioint_t* name = (lh7a40x_gpioint_t*) LH7A40X_GPIOINT_BASE
/* Embedded SRAM */
#define CFG_SRAM_BASE (0xB0000000)
#define CFG_SRAM_SIZE (80*1024) /* 80kB */
#endif /* __LH7A40X_H__ */

195
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@ -0,0 +1,195 @@
/*
* 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
*/
/*
* Logic lh7a400-10 Card Engine CPLD interface
*/
#ifndef __LPD7A400_CPLD_H_
#define __LPD7A400_CPLD_H_
/*
* IO Controller Address and Register Definitions
* - using LH7A400-10 Card Engine IO Controller Specification
* (logic PN: 70000079)
*/
/*------------------------------------------------------------------
* Slow Peripherals (nCS6)
*/
#define LPD7A400_CPLD_CF (0x60200000)
#define LPD7A400_CPLD_ISA (0x60400000)
/*------------------------------------------------------------------
* Fast Peripherals (nCS7)
*
* The CPLD directs access to 0x70000000-0x701fffff to the onboard
* ethernet controller
*/
#define LPD7A400_CPLD_WLAN_BASE (0x70000000)
/* All registers are 8 bit */
#define LPD7A400_CPLD_CECTL_REG (0x70200000)
#define LPD7A400_CPLD_SPIDATA_REG (0x70600000)
#define LPD7A400_CPLD_SPICTL_REG (0x70800000)
#define LPD7A400_CPLD_EEPSPI_REG (0x70a00000)
#define LPD7A400_CPLD_INTMASK_REG (0x70c00000)
#define LPD7A400_CPLD_MODE_REG (0x70e00000)
#define LPD7A400_CPLD_FLASH_REG (0x71000000)
#define LPD7A400_CPLD_PWRMG_REG (0x71200000)
#define LPD7A400_CPLD_REV_REG (0x71400000)
#define LPD7A400_CPLD_EXTGPIO_REG (0x71600000)
#define LPD7A400_CPLD_GPIODATA_REG (0x71800000)
#define LPD7A400_CPLD_GPIODIR_REG (0x71a00000)
#define LPD7A400_CPLD_REGPTR (volatile u8*)
/* Card Engine Control Register (section 3.1.2) */
#define CECTL_SWINT (0x80) /* Software settable interrupt source
(routed to uP PF3)
0 = generate interrupt, 1 = do not */
#define CECTL_OCMSK (0x40) /* USB1 connection interrupt mask
0 = not masked, 1 = masked */
#define CECTL_PDRV (0x20) /* PCC_nDRV output
0 = active, 1 = inactive */
#define CECTL_USB1C (0x10) /* USB1 connection interrupt
0 = active, 1 = inactive */
#define CECTL_USB1P (0x08) /* USB1 Power enable
0 = enabled, 1 = disabled */
#define CECTL_AWKP (0x04) /* Auto-Wakeup enable
0 = enabled, 1 = disabled */
#define CECTL_LCDV (0x02) /* LCD VEE enable
0 = disabled, 1 = enabled */
#define CECTL_WLPE (0x01) /* Wired LAN power enable
0 = enabled, 1 = disabled */
/* SPI Control Register (section 3.1.5) */
#define SPICTL_SPLD (0x20) /* SPI load (R)
0 = data reg. has not been loaded, shift
count has not been reset
1 = data reg. loaded, shift count reset */
#define SPICTL_SPST (0x10) /* SPI start (RW)
0 = don't load data reg. and reset shift count
1 = ready to load data reg and reset shift count */
#define SPICTL_SPDN (0x08) /* SPI done (R)
0 = not done
1 = access done */
#define SPICTL_SPRW (0x04) /* SPI read/write (RW)
0 = SPI write access
1 = SPI read access */
#define SPICTL_STCS (0x02) /* SPI touch chip select (RW)
0 = not selected
1 = selected */
#define SPICTL_SCCS (0x01) /* SPI CODEC chip select (RW) {not used}
0 = not selected
1 = selected */
/* EEPROM SPI Interface Register (section 3.1.6) */
#define EEPSPI_EECS (0x08) /* EEPROM chip select (RW)
0 = not selected
1 = selected */
#define EEPSPI_EECK (0x04) /* EEPROM SPI clock (RW) */
#define EEPSPI_EETX (0x02) /* EEPROM SPI tx data (RW) */
#define EEPSPI_EERX (0x01) /* EEPROM SPI rx data (R) */
/* Interrupt/Mask Register (section 3.1.7) */
#define INTMASK_CMSK (0x80) /* CPLD_nIRQD interrupt mask (RW)
0 = not masked
1 = masked */
#define INTMASK_CIRQ (0x40) /* interrupt signal to CPLD (R)
0 = interrupt active
1 = no interrupt */
#define INTMASK_PIRQ (0x10) /* legacy, no effect */
#define INTMASK_TMSK (0x08) /* Touch chip interrupt mask (RW)
0 = not masked
1 = masked */
#define INTMASK_WMSK (0x04) /* Wired LAN interrupt mask (RW)
0 = not masked
1 = masked */
#define INTMASK_TIRQ (0x02) /* Touch chip interrupt request (R)
0 = interrupt active
1 = no interrupt */
#define INTMASK_WIRQ (0x01) /* Wired LAN interrupt request (R)
0 = interrupt active
1 = no interrupt */
/* Mode Register (section 3.1.8) */
#define MODE_VS1 (0x80) /* PCMCIA Voltage Sense 1 input (PCC_VS1) (R)
0 = active slot VS1 pin is low
1 = active slot VS1 pin is high */
#define MODE_CD2 (0x40) /* PCMCIA Card Detect 2 input (PCC_nCD2) (R)
0 = active slot CD2 is low
1 = active slot CD2 is high */
#define MODE_IOIS16 (0x20) /* PCMCIA IOIS16 input (PCC_nIOIS16) (R)
0 = 16 bit access area
1 = 8 bit access area */
#define MODE_CD1 (0x10) /* PCMCIA Card Detect 1 input (PCC_nCD1) (R)
0 = active slot CD1 is low
1 = active slot CD1 is high */
#define MODE_upMODE3 (0x08) /* Mode Pin 3 (R)
0 = off-board boot device
1 = on-board boot device (flash) */
#define MODE_upMODE2 (0x04) /* Mode Pin 2 (R) (LH7A400 Little Endian only)
0 = big endian
1 = little endian */
#define MODE_upMODE1 (0x02) /* Mode Pin 1 and Mode Pin 2 (R) */
#define MODE_upMODE0 (0x01) /* - bus width at boot */
/* Flash Register (section 3.1.9) */
#define FLASH_FPOP (0x08) /* Flash populated (RW)
0 = populated, 1 = not */
#define FLASH_FST2 (0x04) /* Flash status (R) (RY/BY# pin for upper 16 bit chip
0 = busy, 1 = ready */
#define FLASH_FST1 (0x02) /* Flash status (R) (RY/BY# pin for lower 16 bit chip
0 = busy, 1 = ready */
#define FLASH_FPEN (0x01) /* Flash program enable (RW)
0 = flash write protected
1 = programming enabled */
/* Power Management Register (section 3.1.10)
* - when either of these is low an unmaskable interrupt to cpu
* is generated
*/
#define PWRMG_STBY (0x10) /* state of nSTANDBY signal to CPLD (R)
0 = low, 1 = high */
#define PWRMG_SPND (0x04) /* state of nSUSPEND signal to CPLD (R)
0 = low, 1 = high */
/* Extended GPIO Register (section 3.1.12) */
#define EXTGPIO_STATUS1 (0x04) /* Status 1 output (RW) (uP_STATUS_1)
0 = set pin low, 1 = set pin high */
#define EXTGPIO_STATUS2 (0x02) /* Status 2 output (RW) (uP_STATUS_2)
0 = set pin low, 1 = set pin high */
#define EXTGPIO_GPIO1 (0x01) /* General purpose output (RW) (CPLD_GPIO_1)
0 = set pin low, 1 = set pin high */
/* GPIO Data Register (section 3.1.13) */
#define GPIODATA_GPIO2 (0x01) /* General purpose input/output (RW) (CPLD_GPIO_2)
0 = set low (output) / read low (input)
1 = set high (output) / read high (input) */
/* GPIO Direction Register (section 3.1.14) */
#define GPIODIR_GPDR0 (0x01) /* GPIO2 direction (RW)
0 = output, 1 = input */
#endif /* __LH7A400_H__ */

15
lib_arm/board.c
View file

@ -32,6 +32,13 @@
#include <version.h>
#include <net.h>
#ifdef CONFIG_DRIVER_SMC91111
#include "../drivers/smc91111.h"
#endif
#ifdef CONFIG_DRIVER_LAN91C96
#include "../drivers/lan91c96.h"
#endif
#if (CONFIG_COMMANDS & CFG_CMD_NAND)
void nand_init (void);
#endif
@ -58,9 +65,6 @@ extern void cs8900_get_enetaddr (uchar * addr);
extern void rtl8019_get_enetaddr (uchar * addr);
#endif
#ifdef CONFIG_DRIVER_LAN91C96
#include "../drivers/lan91c96.h"
#endif
/*
* Begin and End of memory area for malloc(), and current "brk"
*/
@ -302,11 +306,12 @@ void start_armboot (void)
cs8900_get_enetaddr (gd->bd->bi_enetaddr);
#endif
#ifdef CONFIG_DRIVER_LAN91C96
#if defined(CONFIG_DRIVER_SMC91111) || defined (CONFIG_DRIVER_LAN91C96)
if (getenv ("ethaddr")) {
smc_set_mac_addr(gd->bd->bi_enetaddr);
}
#endif /* CONFIG_DRIVER_LAN91C96 */
eth_init(gd->bd);
#endif /* CONFIG_DRIVER_SMC91111 || CONFIG_DRIVER_LAN91C96 */
/* Initialize from environment */
if ((s = getenv ("loadaddr")) != NULL) {