LIST_ARM7=" \
armadillo B2 ep7312 evb4510 \
impa7 integratorap ap7 ap720t \
- lpc2292sodimm modnet50 \
+ lpc2292sodimm modnet50 SMN42 \
"
#########################################################################
@$(MKCONFIG) $(@:_config=) arm arm720t evb4510
lpc2292sodimm_config: unconfig
- @$(MKCONFIG) $(@:_config=) arm arm720t lpc2292sodimm
+ @$(MKCONFIG) $(@:_config=) arm arm720t lpc2292sodimm NULL lpc2292
+
+SMN42_config : unconfig
+ @$(MKCONFIG) $(@:_config=) arm arm720t SMN42 siemens lpc2292
#########################################################################
## XScale Systems
#
-# (C) Copyright 2002
-# Sysgo Real-Time Solutions, GmbH <www.elinos.com>
-# Marius Groeger <mgroeger@sysgo.de>
+# (C) Copyright 2007
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
# project.
include $(TOPDIR)/config.mk
-LIB = lib$(BOARD).a
+LIB = $(obj)lib$(BOARD).a
-OBJS := lpc2292sodimm.o flash.o mmc.o spi.o mmc_hw.o eth.o
-SOBJS := lowlevel_init.o iap_entry.o
+COBJS := flash.o lpc2292sodimm.o
+SOBJTS := lowlevel_init.o
-$(LIB): $(OBJS) $(SOBJS)
- $(AR) crv $@ $(OBJS) $(SOBJS)
+SRCS := $(SOBJTS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJTS))
-# this MUST be compiled as thumb code!
-iap_entry.o:
- arm-linux-gcc -D__ASSEMBLY__ -g -Os -fno-strict-aliasing \
- -fno-common -ffixed-r8 -msoft-float -D__KERNEL__ \
- -DTEXT_BASE=0x81500000 -I/home/garyj/proj/LPC/u-boot/include \
- -fno-builtin -ffreestanding -nostdinc -isystem \
- /opt/eldk/arm/usr/bin/../lib/gcc/arm-linux/4.0.0/include -pipe \
- -DCONFIG_ARM -D__ARM__ -march=armv4t -mtune=arm7tdmi -mabi=apcs-gnu \
- -c -o iap_entry.o iap_entry.S
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS) $(SOBJS)
clean:
rm -f $(SOBJS) $(OBJS)
distclean: clean
- rm -f $(LIB) core *.bak .depend
+ rm -f $(LIB) core *.bak $(obj).depend
#########################################################################
-.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
- $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
--include .depend
+sinclude $(obj).depend
#########################################################################
/*
* (C) Copyright 2006 Embedded Artists AB <www.embeddedartists.com>
*
+ * Modified to use the routines in cpu/arm720t/lpc2292/flash.c by
+ * Gary Jennejohn <garyj@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
#include <common.h>
#include <asm/arch/hardware.h>
-/* IAP commands use 32 bytes at the top of CPU internal sram, we
- use 512 bytes below that */
-#define COPY_BUFFER_LOCATION 0x40003de0
-
-#define IAP_LOCATION 0x7ffffff1
-#define IAP_CMD_PREPARE 50
-#define IAP_CMD_COPY 51
-#define IAP_CMD_ERASE 52
-#define IAP_CMD_CHECK 53
-#define IAP_CMD_ID 54
-#define IAP_CMD_VERSION 55
-#define IAP_CMD_COMPARE 56
-
-#define IAP_RET_CMD_SUCCESS 0
-
#define SST_BASEADDR 0x80000000
#define SST_ADDR1 ((volatile ushort*)(SST_BASEADDR + (0x5555 << 1)))
#define SST_ADDR2 ((volatile ushort*)(SST_BASEADDR + (0x2AAA << 1)))
-static unsigned long command[5];
-static unsigned long result[2];
-
flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
-extern void iap_entry(unsigned long * command, unsigned long * result);
-
-/*-----------------------------------------------------------------------
- *
- */
-int get_flash_sector(flash_info_t * info, ulong flash_addr)
-{
- int i;
-
- for(i=1; i < (info->sector_count); i++) {
- if (flash_addr < (info->start[i]))
- break;
- }
-
- return (i-1);
-}
-
-/*-----------------------------------------------------------------------
- * This function assumes that flash_addr is aligned on 512 bytes boundary
- * in flash. This function also assumes that prepare have been called
- * for the sector in question.
- */
-int copy_buffer_to_flash(flash_info_t * info, ulong flash_addr)
-{
- int first_sector;
- int last_sector;
-
- first_sector = get_flash_sector(info, flash_addr);
- last_sector = get_flash_sector(info, flash_addr + 512 - 1);
-
- /* prepare sectors for write */
- command[0] = IAP_CMD_PREPARE;
- command[1] = first_sector;
- command[2] = last_sector;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP prepare failed\n");
- return ERR_PROG_ERROR;
- }
-
- command[0] = IAP_CMD_COPY;
- command[1] = flash_addr;
- command[2] = COPY_BUFFER_LOCATION;
- command[3] = 512;
- command[4] = CFG_SYS_CLK_FREQ >> 10;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP copy failed\n");
- return 1;
- }
-
- return 0;
-}
+extern int lpc2292_copy_buffer_to_flash(flash_info_t *, ulong);
+extern int lpc2292_flash_erase(flash_info_t *, int, int);
+extern int lpc2292_write_buff (flash_info_t *, uchar *, ulong, ulong);
/*-----------------------------------------------------------------------
*
printf ("\n");
}
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase_philips (flash_info_t * info, int s_first, int s_last)
-{
- int flag;
- int prot;
- int sect;
-
- prot = 0;
- for (sect = s_first; sect <= s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
- if (prot)
- return ERR_PROTECTED;
-
-
- flag = disable_interrupts();
-
- printf ("Erasing %d sectors starting at sector %2d.\n"
- "This make take some time ... ",
- s_last - s_first + 1, s_first);
-
- command[0] = IAP_CMD_PREPARE;
- command[1] = s_first;
- command[2] = s_last;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP prepare failed\n");
- return ERR_PROTECTED;
- }
-
- command[0] = IAP_CMD_ERASE;
- command[1] = s_first;
- command[2] = s_last;
- command[3] = CFG_SYS_CLK_FREQ >> 10;
- iap_entry(command, result);
- if (result[0] != IAP_RET_CMD_SUCCESS) {
- printf("IAP erase failed\n");
- return ERR_PROTECTED;
- }
-
- if (flag)
- enable_interrupts();
-
- return ERR_OK;
-}
-
int flash_erase_sst (flash_info_t * info, int s_first, int s_last)
{
int i;
case (SST_MANUFACT & FLASH_VENDMASK):
return flash_erase_sst(info, s_first, s_last);
case (PHILIPS_LPC2292 & FLASH_VENDMASK):
- return flash_erase_philips(info, s_first, s_last);
+ return lpc2292_flash_erase(info, s_first, s_last);
default:
return ERR_PROTECTED;
}
return ret;
}
-int write_buff_philips (flash_info_t * info,
- uchar * src,
- ulong addr,
- ulong cnt)
-{
- int first_copy_size;
- int last_copy_size;
- int first_block;
- int last_block;
- int nbr_mid_blocks;
- uchar memmap_value;
- ulong i;
- uchar* src_org;
- uchar* dst_org;
- int ret = ERR_OK;
-
- src_org = src;
- dst_org = (uchar*)addr;
-
- first_block = addr / 512;
- last_block = (addr + cnt) / 512;
- nbr_mid_blocks = last_block - first_block - 1;
-
- first_copy_size = 512 - (addr % 512);
- last_copy_size = (addr + cnt) % 512;
-
-#if 0
- printf("\ncopy first block: (1) %lX -> %lX 0x200 bytes, "
- "(2) %lX -> %lX 0x%X bytes, (3) %lX -> %lX 0x200 bytes\n",
- (ulong)(first_block * 512),
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)src,
- (ulong)(COPY_BUFFER_LOCATION + 512 - first_copy_size),
- first_copy_size,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)(first_block * 512));
-#endif
-
- /* copy first block */
- memcpy((void*)COPY_BUFFER_LOCATION,
- (void*)(first_block * 512), 512);
- memcpy((void*)(COPY_BUFFER_LOCATION + 512 - first_copy_size),
- src, first_copy_size);
- copy_buffer_to_flash(info, first_block * 512);
- src += first_copy_size;
- addr += first_copy_size;
-
- /* copy middle blocks */
- for (i = 0; i < nbr_mid_blocks; i++) {
-#if 0
- printf("copy middle block: %lX -> %lX 512 bytes, "
- "%lX -> %lX 512 bytes\n",
- (ulong)src,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)addr);
-#endif
- memcpy((void*)COPY_BUFFER_LOCATION, src, 512);
- copy_buffer_to_flash(info, addr);
- src += 512;
- addr += 512;
- }
-
-
- if (last_copy_size > 0) {
-#if 0
- printf("copy last block: (1) %lX -> %lX 0x200 bytes, "
- "(2) %lX -> %lX 0x%X bytes, (3) %lX -> %lX x200 bytes\n",
- (ulong)(last_block * 512),
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)src,
- (ulong)(COPY_BUFFER_LOCATION),
- last_copy_size,
- (ulong)COPY_BUFFER_LOCATION,
- (ulong)addr);
-#endif
- /* copy last block */
- memcpy((void*)COPY_BUFFER_LOCATION,
- (void*)(last_block * 512), 512);
- memcpy((void*)COPY_BUFFER_LOCATION,
- src, last_copy_size);
- copy_buffer_to_flash(info, addr);
- }
-
- /* verify write */
- memmap_value = GET8(MEMMAP);
-
- disable_interrupts();
-
- PUT8(MEMMAP, 01); /* we must make sure that initial 64
- bytes are taken from flash when we
- do the compare */
-
- for (i = 0; i < cnt; i++) {
- if (*dst_org != *src_org){
- printf("Write failed. Byte %lX differs\n", i);
- ret = ERR_PROG_ERROR;
- break;
- }
- dst_org++;
- src_org++;
- }
-
- PUT8(MEMMAP, memmap_value);
- enable_interrupts();
-
- return ret;
-}
-
int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
switch (info->flash_id & FLASH_VENDMASK) {
case (SST_MANUFACT & FLASH_VENDMASK):
return write_buff_sst(info, src, addr, cnt);
case (PHILIPS_LPC2292 & FLASH_VENDMASK):
- return write_buff_philips(info, src, addr, cnt);
+ return lpc2292_write_buff(info, src, addr, cnt);
default:
return ERR_PROG_ERROR;
}
--- /dev/null
+#
+# (C) Copyright 2007
+# 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 = $(obj)lib$(BOARD).a
+
+COBJS := flash.o smn42.o
+SOBJTS := lowlevel_init.o
+
+SRCS := $(SOBJTS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJTS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) crv $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
--- /dev/null
+#
+# (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 = 0x0
+TEXT_BASE = 0x81500000
--- /dev/null
+/*
+ * (C) Copyright 2006 Embedded Artists AB <www.embeddedartists.com>
+ *
+ * (C) Copyright 2007 Gary Jennejohn garyj@denx.de
+ * Modified to use the routines in cpu/arm720t/lpc2292/flash.c.
+ * Heavily modified to support the SMN42 board from Siemens
+ *
+ * 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 <asm/byteorder.h>
+#include <asm/arch/hardware.h>
+
+static unsigned long flash_addr_table[CFG_MAX_FLASH_BANKS]
+ = CFG_FLASH_BANKS_LIST;
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS];
+
+extern int lpc2292_copy_buffer_to_flash(flash_info_t *, ulong);
+extern int lpc2292_flash_erase(flash_info_t *, int, int);
+extern int lpc2292_write_buff (flash_info_t *, uchar *, ulong, ulong);
+static unsigned long ext_flash_init(void);
+static int ext_flash_erase(flash_info_t *, int, int);
+static int ext_write_buff(flash_info_t *, uchar *, ulong, ulong);
+
+/*-----------------------------------------------------------------------
+ */
+
+ulong flash_init (void)
+{
+ int j, k;
+ ulong size = 0;
+ ulong flashbase = 0;
+
+ flash_info[0].flash_id = PHILIPS_LPC2292;
+ flash_info[0].size = 0x003E000; /* 256 - 8 KB */
+ flash_info[0].sector_count = 17;
+ memset (flash_info[0].protect, 0, 17);
+ flashbase = 0x00000000;
+ for (j = 0, k = 0; j < 8; j++, k++) {
+ flash_info[0].start[k] = flashbase;
+ flashbase += 0x00002000;
+ }
+ for (j = 0; j < 2; j++, k++) {
+ flash_info[0].start[k] = flashbase;
+ flashbase += 0x00010000;
+ }
+ for (j = 0; j < 7; j++, k++) {
+ flash_info[0].start[k] = flashbase;
+ flashbase += 0x00002000;
+ }
+ size += flash_info[0].size;
+
+ /* Protect monitor and environment sectors */
+ flash_protect (FLAG_PROTECT_SET,
+ 0x0,
+ 0x0 + 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]);
+
+ size += ext_flash_init();
+
+ return size;
+}
+
+/*-----------------------------------------------------------------------
+ */
+void flash_print_info (flash_info_t * info)
+{
+ int i;
+ int erased = 0;
+ unsigned long j;
+ unsigned long count;
+ unsigned char *p;
+
+ switch (info->flash_id & FLASH_VENDMASK) {
+ case (PHILIPS_LPC2292 & FLASH_VENDMASK):
+ printf("Philips: ");
+ break;
+ case FLASH_MAN_AMD:
+ printf("AMD: ");
+ break;
+ default:
+ printf ("Unknown Vendor ");
+ break;
+ }
+
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case (PHILIPS_LPC2292 & FLASH_TYPEMASK):
+ printf("LPC2292 internal flash\n");
+ break;
+ case FLASH_S29GL128N:
+ printf ("S29GL128N (128 Mbit, uniform sector size)\n");
+ break;
+ default:
+ printf("Unknown Chip Type\n");
+ return;
+ }
+
+ printf (" Size: %ld KB in %d Sectors\n",
+ info->size >> 10, info->sector_count);
+
+ printf (" Sector Start Addresses:");
+ for (i = 0; i < info->sector_count; i++) {
+ if ((i % 5) == 0) {
+ printf ("\n ");
+ }
+ if (i < (info->sector_count - 1)) {
+ count = info->start[i+1] - info->start[i];
+ }
+ else {
+ count = info->start[0] + info->size - info->start[i];
+ }
+ p = (unsigned char*)(info->start[i]);
+ erased = 1;
+ for (j = 0; j < count; j++) {
+ if (*p != 0xFF) {
+ erased = 0;
+ break;
+ }
+ p++;
+ }
+ printf (" %08lX%s%s", info->start[i], info->protect[i] ? " RO" : " ",
+ erased ? " E" : " ");
+ }
+ printf ("\n");
+}
+
+int flash_erase (flash_info_t * info, int s_first, int s_last)
+{
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case (PHILIPS_LPC2292 & FLASH_TYPEMASK):
+ return lpc2292_flash_erase(info, s_first, s_last);
+ case FLASH_S29GL128N:
+ return ext_flash_erase(info, s_first, s_last);
+ default:
+ return ERR_PROTECTED;
+ }
+ return ERR_PROTECTED;
+}
+
+int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
+{
+ switch (info->flash_id & FLASH_TYPEMASK) {
+ case (PHILIPS_LPC2292 & FLASH_TYPEMASK):
+ return lpc2292_write_buff(info, src, addr, cnt);
+ case FLASH_S29GL128N:
+ return ext_write_buff(info, src, addr, cnt);
+ default:
+ return ERR_PROG_ERROR;
+ }
+ return ERR_PROG_ERROR;
+}
+
+/*--------------------------------------------------------------------------
+ * From here on is code for the external S29GL128N taken from cam5200_flash.c
+ */
+
+#define CFG_FLASH_WORD_SIZE unsigned short
+
+static int wait_for_DQ7_32(flash_info_t * info, int sect)
+{
+ ulong start, now, last;
+ volatile CFG_FLASH_WORD_SIZE *addr =
+ (CFG_FLASH_WORD_SIZE *) (info->start[sect]);
+
+ start = get_timer(0);
+ last = start;
+ while ((addr[0] & (CFG_FLASH_WORD_SIZE) 0x00800080) !=
+ (CFG_FLASH_WORD_SIZE) 0x00800080) {
+ if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ printf("Timeout\n");
+ return -1;
+ }
+ /* show that we're waiting */
+ if ((now - last) > 1000) { /* every second */
+ putc('.');
+ last = now;
+ }
+ }
+ return 0;
+}
+
+int ext_flash_erase(flash_info_t * info, int s_first, int s_last)
+{
+ volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) (info->start[0]);
+ volatile CFG_FLASH_WORD_SIZE *addr2;
+ int flag, prot, sect, l_sect, ret;
+
+ ret = 0;
+ if ((s_first < 0) || (s_first > s_last)) {
+ if (info->flash_id == FLASH_UNKNOWN)
+ printf("- missing\n");
+ else
+ printf("- no sectors to erase\n");
+ return 1;
+ }
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf("Can't erase unknown flash type - aborted\n");
+ return 1;
+ }
+
+ 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!", prot);
+
+ printf("\n");
+
+ l_sect = -1;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ /* Start erase on unprotected sectors */
+ for (sect = s_first; sect <= s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[sect]);
+
+ addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055;
+ addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080;
+ addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055;
+ addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00300030; /* sector erase */
+
+ l_sect = sect;
+ /*
+ * Wait for each sector to complete, it's more
+ * reliable. According to AMD Spec, you must
+ * issue all erase commands within a specified
+ * timeout. This has been seen to fail, especially
+ * if printf()s are included (for debug)!!
+ */
+ ret = wait_for_DQ7_32(info, sect);
+ if (ret) {
+ ret = ERR_PROTECTED;
+ break;
+ }
+ }
+ }
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* wait at least 80us - let's wait 1 ms */
+ udelay(1000);
+
+ /* reset to read mode */
+ addr = (CFG_FLASH_WORD_SIZE *) info->start[0];
+ addr[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
+
+ if (ret)
+ printf(" error\n");
+ else
+ printf(" done\n");
+ return ret;
+}
+
+static ulong flash_get_size(vu_long * addr, flash_info_t * info)
+{
+ short i;
+ CFG_FLASH_WORD_SIZE value;
+ ulong base = (ulong) addr;
+ volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) addr;
+
+ /* Write auto select command: read Manufacturer ID */
+ addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA;
+ addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055;
+ addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00900090;
+ udelay(1000);
+
+ value = addr2[0];
+
+ switch (value) {
+ case (CFG_FLASH_WORD_SIZE) AMD_MANUFACT:
+ info->flash_id = FLASH_MAN_AMD;
+ break;
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ info->sector_count = 0;
+ info->size = 0;
+ return (0); /* no or unknown flash */
+ }
+
+ value = addr2[1]; /* device ID */
+
+ switch (value) {
+ case (CFG_FLASH_WORD_SIZE)AMD_ID_MIRROR:
+ value = addr2[14];
+ switch(value) {
+ case (CFG_FLASH_WORD_SIZE)AMD_ID_GL128N_2:
+ value = addr2[15];
+ if (value != (CFG_FLASH_WORD_SIZE)AMD_ID_GL128N_3) {
+ info->flash_id = FLASH_UNKNOWN;
+ } else {
+ info->flash_id += FLASH_S29GL128N;
+ info->sector_count = 128;
+ info->size = 0x01000000;
+ }
+ break;
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ return(0);
+ }
+ break;
+
+ default:
+ info->flash_id = FLASH_UNKNOWN;
+ return (0); /* => no or unknown flash */
+ }
+
+ /* set up sector start address table */
+ for (i = 0; i < info->sector_count; i++)
+ info->start[i] = base + (i * 0x00020000);
+
+ /* check for protected sectors */
+ for (i = 0; i < info->sector_count; i++) {
+ /* read sector protection at sector address, (A7 .. A0) = 0x02 */
+ /* D0 = 1 if protected */
+ addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]);
+
+ info->protect[i] = addr2[2] & 1;
+ }
+
+ /* issue bank reset to return to read mode */
+ addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0;
+
+ return (info->size);
+}
+
+static unsigned long ext_flash_init(void)
+{
+ unsigned long total_b = 0;
+ unsigned long size_b[CFG_MAX_FLASH_BANKS];
+ int i;
+
+ /* Init: no FLASHes known */
+ for (i = 1; i < CFG_MAX_FLASH_BANKS; ++i) {
+ flash_info[i].flash_id = FLASH_UNKNOWN;
+ flash_info[i].sector_count = -1;
+ flash_info[i].size = 0;
+
+ /* call flash_get_size() to initialize sector address */
+ size_b[i] = flash_get_size((vu_long *) flash_addr_table[i],
+ &flash_info[i]);
+
+ flash_info[i].size = size_b[i];
+
+ if (flash_info[i].flash_id == FLASH_UNKNOWN) {
+ printf("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n",
+ i+1, size_b[i], size_b[i] << 20);
+ flash_info[i].sector_count = -1;
+ flash_info[i].size = 0;
+ }
+
+ total_b += flash_info[i].size;
+ }
+
+ return total_b;
+}
+
+static int write_word(flash_info_t * info, ulong dest, ushort data)
+{
+ volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[0]);
+ volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *) dest;
+ volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *) &data;
+ ulong start;
+ int flag;
+
+ /* Check if Flash is (sufficiently) erased */
+ if ((*dest2 & *data2) != *data2) {
+ return (2);
+ }
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA;
+ addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055;
+ addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00A000A0;
+ *dest2 = *data2;
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* data polling for D7 */
+ start = get_timer(0);
+ while ((*dest2 & (CFG_FLASH_WORD_SIZE) 0x00800080) !=
+ (*data2 & (CFG_FLASH_WORD_SIZE) 0x00800080)) {
+
+ if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
+ printf("WRITE_TOUT\n");
+ return (1);
+ }
+ }
+ return (0);
+}
+
+/*-----------------------------------------------------------------------
+ * This is taken from the original flash.c for the LPC2292 SODIMM board
+ * and modified to suit.
+ */
+
+int ext_write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
+{
+ ushort tmp;
+ ulong i;
+ uchar* src_org;
+ uchar* dst_org;
+ ulong cnt_org = cnt;
+ int ret = ERR_OK;
+
+ src_org = src;
+ dst_org = (uchar*)addr;
+
+ if (addr & 1) { /* if odd address */
+ tmp = *((uchar*)(addr - 1)); /* little endian */
+ tmp |= (*src << 8);
+ if (write_word(info, addr - 1, tmp))
+ return ERR_PROG_ERROR;
+ addr += 1;
+ cnt -= 1;
+ src++;
+ }
+ while (cnt > 1) {
+ tmp = ((*(src+1)) << 8) + (*src); /* little endian */
+ if (write_word(info, addr, tmp))
+ return ERR_PROG_ERROR;
+ addr += 2;
+ src += 2;
+ cnt -= 2;
+ }
+ if (cnt > 0) {
+ tmp = (*((uchar*)(addr + 1))) << 8;
+ tmp |= *src;
+ if (write_word(info, addr, tmp))
+ return ERR_PROG_ERROR;
+ }
+
+ for (i = 0; i < cnt_org; i++) {
+ if (*dst_org != *src_org) {
+ printf("Write failed. Byte %lX differs\n", i);
+ ret = ERR_PROG_ERROR;
+ break;
+ }
+ dst_org++;
+ src_org++;
+ }
+
+ return ret;
+}
--- /dev/null
+/*
+ * (C) Copyright 2006 Embedded Artists AB <www.embeddedartists.com>
+ *
+ * Slight modifications made to support the SMN42 board from Siemens.
+ * 2007 Gary Jennejohn garyj@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 <config.h>
+#include <version.h>
+#include <asm/arch/hardware.h>
+
+/* some parameters for the board */
+/* setting up the CPU-internal memory */
+#define SRAM_START 0x40000000
+#define SRAM_SIZE 0x00004000
+#define BCFG0_VALUE 0x1000ffef
+#define BCFG1_VALUE 0x10005D2F
+#define BCFG2_VALUE 0x10005D2F
+/*
+ * For P0.18 to set ZZ to the SRAMs to 1. Also set P0.2 (SCL) and P0.3 (SDA)
+ * for the bit-banger I2C driver correctly.
+ */
+#define IO0_VALUE 0x4000C
+
+_TEXT_BASE:
+ .word TEXT_BASE
+MEMMAP_ADR:
+ .word MEMMAP
+BCFG0_ADR:
+ .word BCFG0
+_BCFG0_VALUE:
+ .word BCFG0_VALUE
+BCFG1_ADR:
+ .word BCFG1
+_BCFG1_VALUE:
+ .word BCFG1_VALUE
+BCFG2_ADR:
+ .word BCFG2
+_BCFG2_VALUE:
+ .word BCFG2_VALUE
+IO0DIR_ADR:
+ .word IO0DIR
+_IO0DIR_VALUE:
+ .word IO0_VALUE
+IO0SET_ADR:
+ .word IO0SET
+_IO0SET_VALUE:
+ .word IO0_VALUE
+PINSEL2_ADR:
+ .word PINSEL2
+PINSEL2_MASK:
+ .word 0x00000000
+PINSEL2_VALUE:
+ .word 0x0F804914
+
+.extern _start
+
+.globl lowlevel_init
+lowlevel_init:
+ /* set up memory control register for bank 0 */
+ ldr r0, _BCFG0_VALUE
+ ldr r1, BCFG0_ADR
+ str r0, [r1]
+
+ /* set up memory control register for bank 1 */
+ ldr r0, _BCFG1_VALUE
+ ldr r1, BCFG1_ADR
+ str r0, [r1]
+
+ /* set up memory control register for bank 2 */
+ ldr r0, _BCFG2_VALUE
+ ldr r1, BCFG2_ADR
+ str r0, [r1]
+
+ /* set IO0DIR to make P0.2, P0.3 and P0.18 outputs */
+ ldr r0, _IO0DIR_VALUE
+ ldr r1, IO0DIR_ADR
+ str r0, [r1]
+
+ /* set P0.18 to 1 */
+ ldr r0, _IO0SET_VALUE
+ ldr r1, IO0SET_ADR
+ str r0, [r1]
+
+ /* set up PINSEL2 for bus-pins */
+ ldr r0, PINSEL2_ADR
+ ldr r1, [r0]
+ ldr r2, PINSEL2_MASK
+ ldr r3, PINSEL2_VALUE
+ and r1, r1, r2
+ orr r1, r1, r3
+ str r1, [r0]
+
+ /* move vectors to beginning of SRAM */
+ mov r2, #SRAM_START
+ mov r0, #0 /*_start*/
+ ldmneia r0!, {r3-r10}
+ stmneia r2!, {r3-r10}
+ ldmneia r0, {r3-r9}
+ stmneia r2, {r3-r9}
+
+ /* Set-up MEMMAP register, so vectors are taken from SRAM */
+ ldr r0, MEMMAP_ADR
+ mov r1, #0x02 /* vectors re-mapped to static RAM */
+ str r1, [r0]
+
+ /* everything is fine now */
+ mov pc, lr
--- /dev/null
+/*
+ * (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
+ *
+ * (C) Copyright 2007 Gary Jennejohn <garyj@denx.de>
+ * Siemens board SMN42
+ *
+ * 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>
+
+/* ------------------------------------------------------------------------- */
+
+
+/*
+ * Miscellaneous platform dependent initialisations
+ */
+
+int board_init (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ /* arch number MACH_TYPE_ARMADILLO - not official*/
+ gd->bd->bi_arch_number = 83;
+
+ /* location of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x00000100;
+
+ 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);
+}
--- /dev/null
+/*
+ * (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 = .;
+}
#ifdef CONFIG_IXP425 /* only valid for IXP425 */
#include <asm/arch/ixp425.h>
#endif
+#ifdef CONFIG_LPC2292
+#include <asm/arch/hardware.h>
+#endif
#include <i2c.h>
#if defined(CONFIG_SOFT_I2C)
--- /dev/null
+#
+# (C) Copyright 2000-2007
+# 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 = $(obj)lib$(SOC).a
+
+COBJS = flash.o mmc.o mmc_hw.o spi.o
+SOBJS = $(obj)iap_entry.o
+
+SRCS := $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+
+all: $(obj).depend $(LIB)
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+# this MUST be compiled as thumb code!
+$(SOBJS):
+ $(CC) $(AFLAGS) -march=armv4t -c -o $(SOBJS) iap_entry.S
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
--- /dev/null
+/*
+ * (C) Copyright 2006 Embedded Artists AB <www.embeddedartists.com>
+ *
+ * Modified to remove all but the IAP-command related code by
+ * Gary Jennejohn <garyj@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 <asm/arch/hardware.h>
+
+/* IAP commands use 32 bytes at the top of CPU internal sram, we
+ use 512 bytes below that */
+#define COPY_BUFFER_LOCATION 0x40003de0
+
+#define IAP_LOCATION 0x7ffffff1
+#define IAP_CMD_PREPARE 50
+#define IAP_CMD_COPY 51
+#define IAP_CMD_ERASE 52
+#define IAP_CMD_CHECK 53
+#define IAP_CMD_ID 54
+#define IAP_CMD_VERSION 55
+#define IAP_CMD_COMPARE 56
+
+#define IAP_RET_CMD_SUCCESS 0
+
+static unsigned long command[5];
+static unsigned long result[2];
+
+extern void iap_entry(unsigned long * command, unsigned long * result);
+
+/*-----------------------------------------------------------------------
+ *
+ */
+static int get_flash_sector(flash_info_t * info, ulong flash_addr)
+{
+ int i;
+
+ for(i = 1; i < (info->sector_count); i++) {
+ if (flash_addr < (info->start[i]))
+ break;
+ }
+
+ return (i-1);
+}
+
+/*-----------------------------------------------------------------------
+ * This function assumes that flash_addr is aligned on 512 bytes boundary
+ * in flash. This function also assumes that prepare have been called
+ * for the sector in question.
+ */
+int lpc2292_copy_buffer_to_flash(flash_info_t * info, ulong flash_addr)
+{
+ int first_sector;
+ int last_sector;
+
+ first_sector = get_flash_sector(info, flash_addr);
+ last_sector = get_flash_sector(info, flash_addr + 512 - 1);
+
+ /* prepare sectors for write */
+ command[0] = IAP_CMD_PREPARE;
+ command[1] = first_sector;
+ command[2] = last_sector;
+ iap_entry(command, result);
+ if (result[0] != IAP_RET_CMD_SUCCESS) {
+ printf("IAP prepare failed\n");
+ return ERR_PROG_ERROR;
+ }
+
+ command[0] = IAP_CMD_COPY;
+ command[1] = flash_addr;
+ command[2] = COPY_BUFFER_LOCATION;
+ command[3] = 512;
+ command[4] = CFG_SYS_CLK_FREQ >> 10;
+ iap_entry(command, result);
+ if (result[0] != IAP_RET_CMD_SUCCESS) {
+ printf("IAP copy failed\n");
+ return 1;
+ }
+
+ return 0;
+}
+
+/*-----------------------------------------------------------------------
+ */
+
+int lpc2292_flash_erase (flash_info_t * info, int s_first, int s_last)
+{
+ int flag;
+ int prot;
+ int sect;
+
+ prot = 0;
+ for (sect = s_first; sect <= s_last; ++sect) {
+ if (info->protect[sect]) {
+ prot++;
+ }
+ }
+ if (prot)
+ return ERR_PROTECTED;
+
+
+ flag = disable_interrupts();
+
+ printf ("Erasing %d sectors starting at sector %2d.\n"
+ "This make take some time ... ",
+ s_last - s_first + 1, s_first);
+
+ command[0] = IAP_CMD_PREPARE;
+ command[1] = s_first;
+ command[2] = s_last;
+ iap_entry(command, result);
+ if (result[0] != IAP_RET_CMD_SUCCESS) {
+ printf("IAP prepare failed\n");
+ return ERR_PROTECTED;
+ }
+
+ command[0] = IAP_CMD_ERASE;
+ command[1] = s_first;
+ command[2] = s_last;
+ command[3] = CFG_SYS_CLK_FREQ >> 10;
+ iap_entry(command, result);
+ if (result[0] != IAP_RET_CMD_SUCCESS) {
+ printf("IAP erase failed\n");
+ return ERR_PROTECTED;
+ }
+
+ if (flag)
+ enable_interrupts();
+
+ return ERR_OK;
+}
+
+int lpc2292_write_buff (flash_info_t * info, uchar * src, ulong addr,
+ ulong cnt)
+{
+ int first_copy_size;
+ int last_copy_size;
+ int first_block;
+ int last_block;
+ int nbr_mid_blocks;
+ uchar memmap_value;
+ ulong i;
+ uchar* src_org;
+ uchar* dst_org;
+ int ret = ERR_OK;
+
+ src_org = src;
+ dst_org = (uchar*)addr;
+
+ first_block = addr / 512;
+ last_block = (addr + cnt) / 512;
+ nbr_mid_blocks = last_block - first_block - 1;
+
+ first_copy_size = 512 - (addr % 512);
+ last_copy_size = (addr + cnt) % 512;
+
+ debug("\ncopy first block: (1) %lX -> %lX 0x200 bytes, "
+ "(2) %lX -> %lX 0x%X bytes, (3) %lX -> %lX 0x200 bytes\n",
+ (ulong)(first_block * 512),
+ (ulong)COPY_BUFFER_LOCATION,
+ (ulong)src,
+ (ulong)(COPY_BUFFER_LOCATION + 512 - first_copy_size),
+ first_copy_size,
+ (ulong)COPY_BUFFER_LOCATION,
+ (ulong)(first_block * 512));
+
+ /* copy first block */
+ memcpy((void*)COPY_BUFFER_LOCATION,
+ (void*)(first_block * 512), 512);
+ memcpy((void*)(COPY_BUFFER_LOCATION + 512 - first_copy_size),
+ src, first_copy_size);
+ lpc2292_copy_buffer_to_flash(info, first_block * 512);
+ src += first_copy_size;
+ addr += first_copy_size;
+
+ /* copy middle blocks */
+ for (i = 0; i < nbr_mid_blocks; i++) {
+ debug("copy middle block: %lX -> %lX 512 bytes, "
+ "%lX -> %lX 512 bytes\n",
+ (ulong)src,
+ (ulong)COPY_BUFFER_LOCATION,
+ (ulong)COPY_BUFFER_LOCATION,
+ (ulong)addr);
+
+ memcpy((void*)COPY_BUFFER_LOCATION, src, 512);
+ lpc2292_copy_buffer_to_flash(info, addr);
+ src += 512;
+ addr += 512;
+ }
+
+
+ if (last_copy_size > 0) {
+ debug("copy last block: (1) %lX -> %lX 0x200 bytes, "
+ "(2) %lX -> %lX 0x%X bytes, (3) %lX -> %lX x200 bytes\n",
+ (ulong)(last_block * 512),
+ (ulong)COPY_BUFFER_LOCATION,
+ (ulong)src,
+ (ulong)(COPY_BUFFER_LOCATION),
+ last_copy_size,
+ (ulong)COPY_BUFFER_LOCATION,
+ (ulong)addr);
+
+ /* copy last block */
+ memcpy((void*)COPY_BUFFER_LOCATION,
+ (void*)(last_block * 512), 512);
+ memcpy((void*)COPY_BUFFER_LOCATION,
+ src, last_copy_size);
+ lpc2292_copy_buffer_to_flash(info, addr);
+ }
+
+ /* verify write */
+ memmap_value = GET8(MEMMAP);
+
+ disable_interrupts();
+
+ PUT8(MEMMAP, 01); /* we must make sure that initial 64
+ bytes are taken from flash when we
+ do the compare */
+
+ for (i = 0; i < cnt; i++) {
+ if (*dst_org != *src_org){
+ printf("Write failed. Byte %lX differs\n", i);
+ ret = ERR_PROG_ERROR;
+ break;
+ }
+ dst_org++;
+ src_org++;
+ }
+
+ PUT8(MEMMAP, memmap_value);
+ enable_interrupts();
+
+ return ret;
+}
#include <part.h>
#include <fat.h>
#include "mmc_hw.h"
-#include "spi.h"
+#include <asm/arch/spi.h>
#ifdef CONFIG_MMC
unsigned long mmc_block_read(int dev,
unsigned long start,
lbaint_t blkcnt,
- unsigned long *buffer)
+ void *buffer)
{
unsigned long rc = 0;
unsigned char *p = (unsigned char *)buffer;
printf("mmc_init\n");
spi_init();
+ /* this meeds to be done twice */
+ mmc_hw_init();
+ udelay(1000);
mmc_hw_init();
mmc_hw_get_parameters();
#include <config.h>
#include <common.h>
#include <asm/arch/hardware.h>
-#include "spi.h"
+#include <asm/arch/spi.h>
#define MMC_Enable() PUT32(IO1CLR, 1l << 22)
#define MMC_Disable() PUT32(IO1SET, 1l << 22)
#include <common.h>
#include <asm/errno.h>
#include <asm/arch/hardware.h>
-#include "spi.h"
+#include <asm/arch/spi.h>
unsigned long spi_flags;
unsigned char spi_idle = 0x00;
(CONFIG_COMMANDS & CFG_CMD_SCSI) || \
(CONFIG_COMMANDS & CFG_CMD_USB) || \
defined(CONFIG_MMC) || \
+ (defined(CONFIG_MMC) && defined(CONFIG_LPC2292)) || \
defined(CONFIG_SYSTEMACE) )
#if defined(CONFIG_MAC_PARTITION) || \
}
-int get_partition_info (block_dev_desc_t *dev_desc, int part, disk_partition_t *info)
+int get_partition_info (block_dev_desc_t *dev_desc, int part
+ , disk_partition_t *info)
{
switch (dev_desc->part_type) {
#ifdef CONFIG_MAC_PARTITION
#else /* neither MAC nor DOS nor ISO partition configured */
-# error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION nor CONFIG_ISO_PARTITION configured!
+# error neither CONFIG_MAC_PARTITION nor CONFIG_DOS_PARTITION
+# error nor CONFIG_ISO_PARTITION configured!
#endif
#endif /* (CONFIG_COMMANDS & CFG_CMD_IDE) || CONFIG_COMMANDS & CFG_CMD_SCSI) */
COBJS = 3c589.o 5701rls.o ali512x.o atmel_usart.o \
bcm570x.o bcm570x_autoneg.o cfb_console.o cfi_flash.o \
cs8900.o ct69000.o dataflash.o dc2114x.o dm9000x.o \
- e1000.o eepro100.o \
+ e1000.o eepro100.o enc28j60.o \
i8042.o inca-ip_sw.o keyboard.o \
lan91c96.o macb.o \
natsemi.o ne2000.o netarm_eth.o netconsole.o \
#include <config.h>
#include <common.h>
+#ifdef CONFIG_ENC28J60
#include <net.h>
#include <asm/arch/hardware.h>
-#include "spi.h"
+#include <asm/arch/spi.h>
/*
* Control Registers in Bank 0
#define CTL_REG_ERXSTL 0x08
#define CTL_REG_ERXSTH 0x09
#define CTL_REG_ERXNDL 0x0A
-#define CTL_REG_ERXNDA 0x0B
+#define CTL_REG_ERXNDH 0x0B
#define CTL_REG_ERXRDPTL 0x0C
#define CTL_REG_ERXRDPTH 0x0D
#define CTL_REG_ERXWRPTL 0x0E
#define PHY_REG_PHID1 0x02
#define PHY_REG_PHID2 0x03
-
+/* taken from the Linux driver */
+#define PHY_REG_PHCON1 0x00
+#define PHY_REG_PHCON2 0x10
+#define PHY_REG_PHLCON 0x14
/*
* Receive Filter Register (ERXFCON) bits
/* Use the lower memory for receiver buffer. See errata pt. 5 */
#define ENC_RX_BUF_START 0x0000
#define ENC_TX_BUF_START 0x1800
+/* taken from the Linux driver */
+#define ENC_RX_BUF_END 0x17ff
+#define ENC_TX_BUF_END 0x1fff
/* maximum frame length */
#define ENC_MAX_FRM_LEN 1518
static void encReset (void);
static void encInit (unsigned char *pEthAddr);
static unsigned short phyRead (unsigned char addr);
+static void phyWrite(unsigned char, unsigned short);
static void encPoll (void);
static void encRx (void);
#define RX_RESET_COUNTER 1000;
/*-----------------------------------------------------------------------------
- * Returns 0 when failes otherwize 1
+ * Always returns 0
*/
int eth_init (bd_t * bis)
{
+ unsigned char estatVal;
+
/* configure GPIO */
(*((volatile unsigned long *) IO1DIR)) |= ENC_SPI_SLAVE_CS;
(*((volatile unsigned long *) IO1DIR)) |= ENC_RESET;
spi_init ();
+ /* taken from the Linux driver - dangerous stuff here! */
+ /* Wait for CLKRDY to become set (i.e., check that we can communicate with
+ the ENC) */
+ do
+ {
+ estatVal = m_nic_read(CTL_REG_ESTAT);
+ } while ((estatVal & 0x08) || (~estatVal & ENC_ESTAT_CLKRDY));
+
/* initialize controller */
encReset ();
encInit (bis->bi_enetaddr);
m_nic_write (CTL_REG_EWRPTL, (ENC_TX_BUF_START & 0xff));
m_nic_write (CTL_REG_EWRPTH, (ENC_TX_BUF_START >> 8));
+ /* set ETXND */
+ m_nic_write (CTL_REG_ETXNDL, (length + ENC_TX_BUF_START) & 0xFF);
+ m_nic_write (CTL_REG_ETXNDH, (length + ENC_TX_BUF_START) >> 8);
+
/* set ETXST */
m_nic_write (CTL_REG_ETXSTL, ENC_TX_BUF_START & 0xFF);
m_nic_write (CTL_REG_ETXSTH, ENC_TX_BUF_START >> 8);
/* write packet */
m_nic_write_data (length, (unsigned char *) packet);
- /* set ETXND */
- m_nic_write (CTL_REG_ETXNDL, (length + ENC_TX_BUF_START) & 0xFF);
- m_nic_write (CTL_REG_ETXNDH, (length + ENC_TX_BUF_START) >> 8);
+ /* taken from the Linux driver */
+ /* Verify that the internal transmit logic has not been altered by excessive
+ collisions. See Errata B4 12 and 14.
+ */
+ if (m_nic_read(CTL_REG_EIR) & ENC_EIR_TXERIF) {
+ m_nic_bfs(CTL_REG_ECON1, ENC_ECON1_TXRST);
+ m_nic_bfc(CTL_REG_ECON1, ENC_ECON1_TXRST);
+ }
+ m_nic_bfc(CTL_REG_EIR, (ENC_EIR_TXERIF | ENC_EIR_TXIF));
/* set ECON1.TXRTS */
m_nic_bfs (CTL_REG_ECON1, ENC_ECON1_TXRTS);
volatile unsigned char estat_reg;
unsigned char pkt_cnt;
+#ifdef CONFIG_USE_IRQ
/* clear global interrupt enable bit in enc28j60 */
m_nic_bfc (CTL_REG_EIE, ENC_EIE_INTIE);
+#endif
estat_reg = m_nic_read (CTL_REG_ESTAT);
eir_reg = m_nic_read (CTL_REG_EIR);
m_nic_bfc (CTL_REG_EIR, ENC_EIR_TXERIF);
}
+#ifdef CONFIG_USE_IRQ
/* set global interrupt enable bit in enc28j60 */
m_nic_bfs (CTL_REG_EIE, ENC_EIE_INTIE);
+#endif
}
static void encRx (void)
unsigned short status;
unsigned char eir_reg;
unsigned char pkt_cnt = 0;
+ unsigned short rxbuf_rdpt;
/* switch to bank 0 */
m_nic_bfc (CTL_REG_ECON1, (ENC_ECON1_BSEL1 | ENC_ECON1_BSEL0));
status = buffer[4];
status |= (unsigned short) buffer[5] << 8;
- if (pkt_len <= ENC_MAX_FRM_LEN) {
+ if (pkt_len <= ENC_MAX_FRM_LEN)
copy_len = pkt_len;
- } else {
+ else
copy_len = 0;
- /* p_priv->stats.rx_dropped++; */
- /* we will drop this packet */
- }
- if ((status & (1L << 7)) == 0) { /* check Received Ok bit */
+ if ((status & (1L << 7)) == 0) /* check Received Ok bit */
+ copy_len = 0;
+
+ /* taken from the Linux driver */
+ /* check if next pointer is resonable */
+ if ((((unsigned int)next_pointer_msb << 8) |
+ (unsigned int)next_pointer_lsb) >= ENC_TX_BUF_START)
copy_len = 0;
- /* p_priv->stats.rx_errors++; */
- }
if (copy_len > 0) {
m_nic_read_data (copy_len, buffer);
/* decrease packet counter */
m_nic_bfs (CTL_REG_ECON2, ENC_ECON2_PKTDEC);
+ /* taken from the Linux driver */
+ /* Only odd values should be written to ERXRDPTL,
+ * see errata B4 pt.13
+ */
+ rxbuf_rdpt = (next_pointer_msb << 8 | next_pointer_lsb) - 1;
+ if ((rxbuf_rdpt < (m_nic_read(CTL_REG_ERXSTH) << 8 |
+ m_nic_read(CTL_REG_ERXSTL))) || (rxbuf_rdpt >
+ (m_nic_read(CTL_REG_ERXNDH) << 8 |
+ m_nic_read(CTL_REG_ERXNDL)))) {
+ m_nic_write(CTL_REG_ERXRDPTL, m_nic_read(CTL_REG_ERXNDL));
+ m_nic_write(CTL_REG_ERXRDPTH, m_nic_read(CTL_REG_ERXNDH));
+ } else {
+ m_nic_write(CTL_REG_ERXRDPTL, rxbuf_rdpt & 0xFF);
+ m_nic_write(CTL_REG_ERXRDPTH, rxbuf_rdpt >> 8);
+ }
+
/* move to bank 1 */
m_nic_bfc (CTL_REG_ECON1, ENC_ECON1_BSEL1);
m_nic_bfs (CTL_REG_ECON1, ENC_ECON1_BSEL0);
eir_reg = m_nic_read (CTL_REG_EIR);
} while (pkt_cnt); /* Use EPKTCNT not EIR.PKTIF flag, see errata pt. 6 */
- m_nic_write (CTL_REG_ERXRDPTL, next_pointer_lsb);
- m_nic_write (CTL_REG_ERXRDPTH, next_pointer_msb);
}
static void encWriteReg (unsigned char regNo, unsigned char data)
/* sleep 1 ms. See errata pt. 2 */
udelay (1000);
-
-#if 0
- (*((volatile unsigned long *) IO1CLR)) &= ENC_RESET;
- mdelay (5);
- (*((volatile unsigned long *) IO1SET)) &= ENC_RESET;
-#endif
}
static void encInit (unsigned char *pEthAddr)
* Setup the buffer space. The reset values are valid for the
* other pointers.
*/
-#if 0
/* We shall not write to ERXST, see errata pt. 5. Instead we
have to make sure that ENC_RX_BUS_START is 0. */
m_nic_write_retry (CTL_REG_ERXSTL, (ENC_RX_BUF_START & 0xFF), 1);
m_nic_write_retry (CTL_REG_ERXSTH, (ENC_RX_BUF_START >> 8), 1);
-#endif
+
+ /* taken from the Linux driver */
+ m_nic_write_retry (CTL_REG_ERXNDL, (ENC_RX_BUF_END & 0xFF), 1);
+ m_nic_write_retry (CTL_REG_ERXNDH, (ENC_RX_BUF_END >> 8), 1);
+
m_nic_write_retry (CTL_REG_ERDPTL, (ENC_RX_BUF_START & 0xFF), 1);
m_nic_write_retry (CTL_REG_ERDPTH, (ENC_RX_BUF_START >> 8), 1);
next_pointer_lsb = (ENC_RX_BUF_START & 0xFF);
next_pointer_msb = (ENC_RX_BUF_START >> 8);
- /*
- * For tracking purposes, the ERXRDPT registers should be programmed with
- * the same value. This is the read pointer.
- */
- m_nic_write (CTL_REG_ERXRDPTL, (ENC_RX_BUF_START & 0xFF));
- m_nic_write_retry (CTL_REG_ERXRDPTH, (ENC_RX_BUF_START >> 8), 1);
-
- /* Setup receive filters. */
-
- /* move to bank 1 */
- m_nic_bfc (CTL_REG_ECON1, ENC_ECON1_BSEL1);
- m_nic_bfs (CTL_REG_ECON1, ENC_ECON1_BSEL0);
-
- /* OR-filtering, Unicast, CRC-check and broadcast */
- m_nic_write_retry (CTL_REG_ERXFCON,
- (ENC_RFR_UCEN | ENC_RFR_CRCEN | ENC_RFR_BCEN), 1);
-
- /* Wait for Oscillator Start-up Timer (OST). */
- while ((m_nic_read (CTL_REG_ESTAT) & ENC_ESTAT_CLKRDY) == 0) {
- static int cnt = 0;
-
- if (cnt++ >= 1000) {
- cnt = 0;
- }
- }
-
/* verify identification */
phid1 = phyRead (PHY_REG_PHID1);
phid2 = phyRead (PHY_REG_PHID2);
/* switch to bank 2 */
m_nic_bfc (CTL_REG_ECON1, ENC_ECON1_BSEL0);
m_nic_bfs (CTL_REG_ECON1, ENC_ECON1_BSEL1);
- /* clear MAC reset bits */
- m_nic_write_retry (CTL_REG_MACON2, 0, 1);
/* enable MAC to receive frames */
- m_nic_write_retry (CTL_REG_MACON1, ENC_MACON1_MARXEN, 10);
+ /* added some bits from the Linux driver */
+ m_nic_write_retry (CTL_REG_MACON1
+ ,(ENC_MACON1_MARXEN | ENC_MACON1_TXPAUS | ENC_MACON1_RXPAUS)
+ ,10);
/* configure pad, tx-crc and duplex */
- /* TODO maybe enable FRMLNEN */
- m_nic_write_retry (CTL_REG_MACON3,
- (ENC_MACON3_PADCFG0 | ENC_MACON3_TXCRCEN), 10);
+ /* added a bit from the Linux driver */
+ m_nic_write_retry (CTL_REG_MACON3
+ ,(ENC_MACON3_PADCFG0 | ENC_MACON3_TXCRCEN | ENC_MACON3_FRMLNEN)
+ ,10);
+
+ /* added 4 new lines from the Linux driver */
+ /* Allow infinite deferals if the medium is continously busy */
+ m_nic_write_retry(CTL_REG_MACON4, (1<<6) /*ENC_MACON4_DEFER*/, 10);
+
+ /* Late collisions occur beyond 63 bytes */
+ m_nic_write_retry(CTL_REG_MACLCON2, 63, 10);
+
+ /* Set (low byte) Non-Back-to_Back Inter-Packet Gap. Recommended 0x12 */
+ m_nic_write_retry(CTL_REG_MAIPGL, 0x12, 10);
+
+ /*
+ * Set (high byte) Non-Back-to_Back Inter-Packet Gap. Recommended
+ * 0x0c for half-duplex. Nothing for full-duplex
+ */
+ m_nic_write_retry(CTL_REG_MAIPGH, 0x0C, 10);
/* set maximum frame length */
m_nic_write_retry (CTL_REG_MAMXFLL, (ENC_MAX_FRM_LEN & 0xff), 10);
*/
m_nic_write_retry (CTL_REG_MABBIPG, 0x12, 10);
- /* Set (low byte) Non-Back-to_Back Inter-Packet Gap. Recommended 0x12 */
- m_nic_write_retry (CTL_REG_MAIPGL, 0x12, 10);
-
- /*
- * Set (high byte) Non-Back-to_Back Inter-Packet Gap. Recommended
- * 0x0c for half-duplex. Nothing for full-duplex
- */
- m_nic_write_retry (CTL_REG_MAIPGH, 0x0C, 10);
-
/* set MAC address */
/* switch to bank 3 */
m_nic_write_retry (CTL_REG_MAADR5, pEthAddr[0], 1);
/*
- * Receive settings
+ * PHY Initialization taken from the Linux driver
*/
- /* auto-increment RX-pointer when reading a received packet */
- m_nic_bfs (CTL_REG_ECON2, ENC_ECON2_AUTOINC);
+ /* Prevent automatic loopback of data beeing transmitted by setting
+ ENC_PHCON2_HDLDIS */
+ phyWrite(PHY_REG_PHCON2, (1<<8));
+
+ /* LEDs configuration
+ * LEDA: LACFG = 0100 -> display link status
+ * LEDB: LBCFG = 0111 -> display TX & RX activity
+ * STRCH = 1 -> LED pulses
+ */
+ phyWrite(PHY_REG_PHLCON, 0x0472);
+ /* Reset PDPXMD-bit => half duplex */
+ phyWrite(PHY_REG_PHCON1, 0);
+
+ /*
+ * Receive settings
+ */
+
+#ifdef CONFIG_USE_IRQ
/* enable interrupts */
m_nic_bfs (CTL_REG_EIE, ENC_EIE_PKTIE);
m_nic_bfs (CTL_REG_EIE, ENC_EIE_TXIE);
m_nic_bfs (CTL_REG_EIE, ENC_EIE_RXERIE);
m_nic_bfs (CTL_REG_EIE, ENC_EIE_TXERIE);
m_nic_bfs (CTL_REG_EIE, ENC_EIE_INTIE);
+#endif
}
/*****************************************************************************
/* set MICMD.MIIRD */
m_nic_write (CTL_REG_MICMD, ENC_MICMD_MIIRD);
+ /* taken from the Linux driver */
+ /* move to bank 3 */
+ m_nic_bfs(CTL_REG_ECON1, ENC_ECON1_BSEL0);
+ m_nic_bfs(CTL_REG_ECON1, ENC_ECON1_BSEL1);
+
/* poll MISTAT.BUSY bit until operation is complete */
while ((m_nic_read (CTL_REG_MISTAT) & ENC_MISTAT_BUSY) != 0) {
static int cnt = 0;
}
}
+ /* taken from the Linux driver */
+ /* move to bank 2 */
+ m_nic_bfc(CTL_REG_ECON1, ENC_ECON1_BSEL0);
+ m_nic_bfs(CTL_REG_ECON1, ENC_ECON1_BSEL1);
+
/* clear MICMD.MIIRD */
m_nic_write (CTL_REG_MICMD, 0);
return ret;
}
+
+/*****************************************************************************
+ *
+ * Taken from the Linux driver.
+ * Description:
+ * Write PHY registers.
+ *
+ * NOTE! This function will change to Bank 3.
+ *
+ * Params:
+ * [in] addr address of the register to write to
+ * [in] data to be written
+ *
+ * Returns:
+ * None
+ */
+static void phyWrite(unsigned char addr, unsigned short data)
+{
+ /* move to bank 2 */
+ m_nic_bfc(CTL_REG_ECON1, ENC_ECON1_BSEL0);
+ m_nic_bfs(CTL_REG_ECON1, ENC_ECON1_BSEL1);
+
+ /* write address to MIREGADR */
+ m_nic_write(CTL_REG_MIREGADR, addr);
+
+ m_nic_write(CTL_REG_MIWRL, data & 0xff);
+ m_nic_write(CTL_REG_MIWRH, data >> 8);
+
+ /* move to bank 3 */
+ m_nic_bfs(CTL_REG_ECON1, ENC_ECON1_BSEL0);
+ m_nic_bfs(CTL_REG_ECON1, ENC_ECON1_BSEL1);
+
+ /* poll MISTAT.BUSY bit until operation is complete */
+ while((m_nic_read(CTL_REG_MISTAT) & ENC_MISTAT_BUSY) != 0) {
+ static int cnt = 0;
+
+ if(cnt++ >= 1000) {
+ cnt = 0;
+ }
+ }
+}
+
+#endif /* CONFIG_ENC28J60 */
if (cur_dev == NULL)
return -1;
if (cur_dev->block_read) {
- return cur_dev->block_read (cur_dev->dev, startblock, getsize, (unsigned long *)bufptr);
+ return cur_dev->block_read (cur_dev->dev
+ , startblock, getsize, (unsigned long *)bufptr);
}
return -1;
}
part_offset=0;
}
else {
-#if (CONFIG_COMMANDS & CFG_CMD_IDE) || (CONFIG_COMMANDS & CFG_CMD_SCSI) || \
- (CONFIG_COMMANDS & CFG_CMD_USB) || defined(CONFIG_SYSTEMACE)
+#if ((CONFIG_COMMANDS & CFG_CMD_IDE) || \
+ (CONFIG_COMMANDS & CFG_CMD_SCSI) || \
+ (CONFIG_COMMANDS & CFG_CMD_USB) || \
+ (defined(CONFIG_MMC) && defined(CONFIG_LPC2292)) || \
+ defined(CONFIG_SYSTEMACE) )
disk_partition_t info;
if(!get_partition_info(dev_desc, part_no, &info)) {
part_offset = info.start;
memcpy (vol_label, volinfo.volume_label, 11);
vol_label[11] = '\0';
volinfo.fs_type[5]='\0';
- printf("Partition %d: Filesystem: %s \"%s\"\n",cur_part,volinfo.fs_type,vol_label);
+ printf("Partition %d: Filesystem: %s \"%s\"\n"
+ ,cur_part,volinfo.fs_type,vol_label);
return 0;
}
/* include armadillo specific hardware file if there was one */
#elif defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
/* include IntegratorCP/CM720T specific hardware file if there was one */
-#elif defined(CONFIG_LPC2292)
-#include <asm-arm/arch-arm720t/lpc2292_registers.h>
#else
#error No hardware file defined for this configuration
#endif
--- /dev/null
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+/*
+ * Copyright (c) 2004 Cucy Systems (http://www.cucy.com)
+ * Curt Brune <curt@cucy.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
+ */
+
+#if defined(CONFIG_LPC2292)
+#include <asm-arm/arch-lpc2292/lpc2292_registers.h>
+#else
+#error No hardware file defined for this configuration
+#endif
+
+#endif /* __ASM_ARCH_HARDWARE_H */
--- /dev/null
+/*
+ * (C) Copyright 2007
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Configuation settings for the SMN42 board from Siemens.
+ *
+ * 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 u-boot from ram
+ * so we MUST NOT initialize critical regs like mem-timing ...
+ */
+#undef CONFIG_INIT_CRITICAL /* undef for developing */
+
+#undef CONFIG_SKIP_LOWLEVEL_INIT
+#undef CONFIG_SKIP_RELOCATE_UBOOT
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_ARM7 1 /* This is a ARM7 CPU */
+#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */
+#define CONFIG_LPC2292
+#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
+ */
+
+/*
+ * 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)
+
+/* enable I2C and select the hardware/software driver */
+#undef CONFIG_HARD_I2C /* I2C with hardware support */
+#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
+/* this would be 0xAE if E0, E1 and E2 were pulled high */
+#define CFG_I2C_SLAVE 0xA0
+#define CFG_I2C_EEPROM_ADDR (0xA0 >> 1)
+#define CFG_I2C_EEPROM_ADDR_LEN 2 /* 16 bit address */
+#define CFG_EEPROM_PAGE_WRITE_BITS 6 /* 64 bytes per write */
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 20
+/* not used but required by devices.c */
+#define CFG_I2C_SPEED 10000
+
+#ifdef CONFIG_SOFT_I2C
+/*
+ * Software (bit-bang) I2C driver configuration
+ */
+#define SCL 0x00000004 /* P0.2 */
+#define SDA 0x00000008 /* P0.3 */
+
+#define I2C_READ ((GET32(IO0PIN) & SDA) ? 1 : 0)
+#define I2C_SDA(x) { if (x) PUT32(IO0SET, SDA); else PUT32(IO0CLR, SDA); }
+#define I2C_SCL(x) { if (x) PUT32(IO0SET, SCL); else PUT32(IO0CLR, SCL); }
+#define I2C_DELAY { udelay(100); }
+#define I2C_ACTIVE { unsigned int i2ctmp; \
+ i2ctmp = GET32(IO0DIR); \
+ i2ctmp |= SDA; \
+ PUT32(IO0DIR, i2ctmp); }
+#define I2C_TRISTATE { unsigned int i2ctmp; \
+ i2ctmp = GET32(IO0DIR); \
+ i2ctmp &= ~SDA; \
+ PUT32(IO0DIR, i2ctmp); }
+#endif /* CONFIG_SOFT_I2C */
+
+/*
+ * Supported commands
+ */
+#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_FAT | \
+ CFG_CMD_MMC | \
+ CFG_CMD_NET | \
+ CFG_CMD_EEPROM | \
+ CFG_CMD_PING)
+
+#define CONFIG_DOS_PARTITION
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY 5
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#define CFG_PROMPT "SMN42 # " /* 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 0x81800000 /* memtest works on */
+#define CFG_MEMTEST_END 0x83000000 /* 24 MB in SRAM */
+
+#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
+
+#define CFG_LOAD_ADDR 0x81000000 /* default load address
+ * for uClinux img is here*/
+
+#define CFG_SYS_CLK_FREQ 58982400 /* Hz */
+#define CFG_HZ 2048 /* decrementer freq in Hz */
+
+ /* 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 SRAM */
+#define PHYS_SDRAM_1 0x81000000 /* SRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB SRAM */
+
+/* This is the external flash */
+#define PHYS_FLASH_1 0x80000000 /* Flash Bank #1 */
+#define PHYS_FLASH_SIZE 0x01000000 /* 16 MB */
+
+/*-----------------------------------------------------------------------
+ * FLASH and environment organization
+ */
+
+/*
+ * The first entry in CFG_FLASH_BANKS_LIST is a dummy, but it must be present.
+ */
+#define CFG_FLASH_BANKS_LIST { 0, PHYS_FLASH_1 }
+#define CFG_FLASH_ADDR0 0x555
+#define CFG_FLASH_ADDR1 0x2AA
+#define CFG_FLASH_ERASE_TOUT 16384 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 5 /* Timeout for Flash Write (in ms) */
+
+#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
+
+#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
+
+#define CFG_ENV_IS_IN_FLASH 1
+/* The Environment Sector is in the CPU-internal flash */
+#define CFG_FLASH_BASE 0
+#define CFG_ENV_OFFSET 0x3C000
+#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET)
+#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_MMC 1
+/* we use this ethernet chip */
+#define CONFIG_ENC28J60
+
+#endif /* __CONFIG_H */
/*
- * (C) Copyright 2000
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
+ * (C) Copyright 2007
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * Configuation settings for the EP7312 board.
- *
- * Modified to work on Armadillo HT1070 ARM720T board
- * (C) Copyright 2005 Rowel Atienza rowel@diwalabs.com
+ * Configuation settings for the LPC2292SODIMM board from Embedded Artists.
*
* See file CREDITS for list of people who contributed to this
* project.
#define __CONFIG_H
/*
- * If we are developing, we might want to start armboot from ram
+ * If we are developing, we might want to start u-boot from ram
* so we MUST NOT initialize critical regs like mem-timing ...
*/
#undef CONFIG_INIT_CRITICAL /* undef for developing */
#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_LOAD_ADDR 0x00040000 /* default load address for
+ * armadillo: kernel img is here
+ */
#define CFG_SYS_CLK_FREQ 58982400 /* Hz */
#define CFG_HZ 2048 /* decrementer freq in Hz */
#define CONFIG_SETUP_MEMORY_TAGS
#define CONFIG_INITRD_TAG
#define CONFIG_MMC 1
+/* we use this ethernet chip */
+#define CONFIG_ENC28J60
#endif /* __CONFIG_H */
projects / platform / kernel / u-boot.git / commitdiff