move ARM Ltd. to vendor dir

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

7 files changed, 1286 insertions, 0 deletions

diff --git a/board/armltd/integratorcp/Makefile b/board/armltd/integratorcp/Makefile
new file mode 100644
index 0000000..92a1a07
--- /dev/null
+++ b/board/armltd/integratorcp/Makefile
@@ -0,0 +1,51 @@
+#
+# (C) Copyright 2000-2006
+# 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	:= integratorcp.o flash.o
+SOBJS	:= lowlevel_init.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
+	$(AR) $(ARFLAGS) $@ $(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 $(obj).depend
+
+#########################################################################
diff --git a/board/armltd/integratorcp/config.mk b/board/armltd/integratorcp/config.mk
new file mode 100644
index 0000000..e4c5c3b
--- /dev/null
+++ b/board/armltd/integratorcp/config.mk
@@ -0,0 +1,11 @@
+#
+# image should be loaded at 0x01000000
+#
+
+TEXT_BASE = 0x01000000
+
+ifneq ($(OBJTREE),$(SRCTREE))
+# We are building u-boot in a separate directory, use generated
+# .lds script from OBJTREE directory.
+LDSCRIPT := $(OBJTREE)/board/$(BOARDDIR)/u-boot.lds
+endif
diff --git a/board/armltd/integratorcp/flash.c b/board/armltd/integratorcp/flash.c
new file mode 100644
index 0000000..5059dae
--- /dev/null
+++ b/board/armltd/integratorcp/flash.c
@@ -0,0 +1,564 @@
+/*
+ * (C) Copyright 2004
+ * Xiaogeng (Shawn) Jin, Agilent Technologies, xiaogeng_jin@agilent.com
+ *
+ * (C) Copyright 2001
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2001-2004
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * (C) Copyright 2003
+ * Texas Instruments, <www.ti.com>
+ * Kshitij Gupta <Kshitij@ti.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <linux/byteorder/swab.h>
+
+#define DEBUG
+
+#define PHYS_FLASH_SECT_SIZE	0x00040000	/* 256 KB sectors (x2) */
+flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];	/* info for FLASH chips */
+
+/* Board support for 1 or 2 flash devices */
+#define FLASH_PORT_WIDTH32
+#undef FLASH_PORT_WIDTH16
+
+#ifdef FLASH_PORT_WIDTH16
+#define FLASH_PORT_WIDTH	ushort
+#define FLASH_PORT_WIDTHV	vu_short
+#define SWAP(x)			__swab16(x)
+#else
+#define FLASH_PORT_WIDTH	ulong
+#define FLASH_PORT_WIDTHV	vu_long
+#define SWAP(x)			__swab32(x)
+#endif
+
+#define FPW	FLASH_PORT_WIDTH
+#define FPWV	FLASH_PORT_WIDTHV
+
+#define mb() __asm__ __volatile__ ("" : : : "memory")
+
+
+/* Flash Organization Structure */
+typedef struct OrgDef {
+	unsigned int sector_number;
+	unsigned int sector_size;
+} OrgDef;
+
+
+/* Flash Organizations */
+OrgDef OrgIntel_28F256L18T[] = {
+	{4, 32 * 1024},				/* 4 * 32kBytes sectors */
+	{255, 128 * 1024},			/* 255 * 128kBytes sectors */
+};
+
+/* CP control register base address */
+#define CPCR_BASE		0xCB000000
+#define CPCR_EXTRABANK		0x8
+#define CPCR_FLASHSIZE		0x4
+#define CPCR_FLWREN		0x2
+#define CPCR_FLVPPEN		0x1
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+unsigned long flash_init (void);
+static ulong flash_get_size (FPW * addr, flash_info_t * info);
+static int write_data (flash_info_t * info, ulong dest, FPW data);
+static void flash_get_offsets (ulong base, flash_info_t * info);
+void inline spin_wheel (void);
+void flash_print_info (flash_info_t * info);
+void flash_unprotect_sectors (FPWV * addr);
+int flash_erase (flash_info_t * info, int s_first, int s_last);
+int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt);
+
+/*-----------------------------------------------------------------------
+ */
+unsigned long flash_init (void)
+{
+	int i, nbanks;
+	ulong size = 0;
+	vu_long *cpcr = (vu_long *)CPCR_BASE;
+
+	/* Check if there is an extra bank of flash */
+	if (cpcr[1] & CPCR_EXTRABANK)
+		nbanks = 2;
+	else
+		nbanks = 1;
+
+	if (nbanks > CONFIG_SYS_MAX_FLASH_BANKS)
+		nbanks = CONFIG_SYS_MAX_FLASH_BANKS;
+
+	/* Enable flash write */
+	cpcr[1] |= 3;
+
+	for (i = 0; i < nbanks; i++) {
+		flash_get_size ((FPW *)(CONFIG_SYS_FLASH_BASE + size), &flash_info[i]);
+		flash_get_offsets (CONFIG_SYS_FLASH_BASE + size, &flash_info[i]);
+		size += flash_info[i].size;
+	}
+
+#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
+	/* monitor protection */
+	flash_protect (FLAG_PROTECT_SET,
+		       CONFIG_SYS_MONITOR_BASE,
+		       CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1, &flash_info[0]);
+#endif
+
+#ifdef CONFIG_ENV_IS_IN_FLASH
+	/* ENV protection ON */
+	flash_protect(FLAG_PROTECT_SET,
+		      CONFIG_ENV_ADDR,
+		      CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1,
+		      &flash_info[0]);
+#endif
+
+	/* Protect SIB (0x24800000) and bootMonitor (0x24c00000) */
+	flash_protect (FLAG_PROTECT_SET,
+		       flash_info[0].start[62],
+		       flash_info[0].start[63] + PHYS_FLASH_SECT_SIZE - 1,
+		       &flash_info[0]);
+
+	return size;
+}
+
+/*-----------------------------------------------------------------------
+ */
+static void flash_get_offsets (ulong base, flash_info_t * info)
+{
+	int i;
+
+	if (info->flash_id == FLASH_UNKNOWN) {
+		return;
+	}
+
+	if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
+		for (i = 0; i < info->sector_count; i++) {
+			info->start[i] = base +	(i * PHYS_FLASH_SECT_SIZE);
+			info->protect[i] = 0;
+		}
+	}
+}
+
+/*-----------------------------------------------------------------------
+ */
+void flash_print_info (flash_info_t * info)
+{
+	int i;
+
+	if (info->flash_id == FLASH_UNKNOWN) {
+		printf ("missing or unknown FLASH type\n");
+		return;
+	}
+
+	switch (info->flash_id & FLASH_VENDMASK) {
+	case FLASH_MAN_INTEL:
+		printf ("INTEL ");
+		break;
+	default:
+		printf ("Unknown Vendor ");
+		break;
+	}
+
+	/* Integrator CP board uses 28F640J3C or 28F128J3C parts,
+	 * which have the same device id numbers as 28F640J3A or
+	 * 28F128J3A
+	 */
+	switch (info->flash_id & FLASH_TYPEMASK) {
+	case FLASH_28F256L18T:
+		printf ("FLASH 28F256L18T\n");
+		break;
+	case FLASH_28F640J3A:
+		printf ("FLASH 28F640J3C\n");
+		break;
+	case FLASH_28F128J3A:
+		printf ("FLASH 28F128J3C\n");
+		break;
+	default:
+		printf ("Unknown Chip Type\n");
+		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");
+	return;
+}
+
+/*
+ * The following code cannot be run from FLASH!
+ */
+static ulong flash_get_size (FPW * addr, flash_info_t * info)
+{
+	volatile FPW value;
+	vu_long *cpcr = (vu_long *)CPCR_BASE;
+	int nsects;
+
+	/* Check the flash size */
+	if (cpcr[1] & CPCR_FLASHSIZE)
+		nsects = 128;
+	else
+		nsects = 64;
+
+	if (nsects > CONFIG_SYS_MAX_FLASH_SECT)
+		nsects = CONFIG_SYS_MAX_FLASH_SECT;
+
+	/* Write auto select command: read Manufacturer ID */
+	addr[0x5555] = (FPW) 0x00AA00AA;
+	addr[0x2AAA] = (FPW) 0x00550055;
+	addr[0x5555] = (FPW) 0x00900090;
+
+	mb ();
+	value = addr[0];
+
+	switch (value) {
+
+	case (FPW) INTEL_MANUFACT:
+		info->flash_id = FLASH_MAN_INTEL;
+		break;
+
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		info->sector_count = 0;
+		info->size = 0;
+		addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
+		return (0); /* no or unknown flash */
+	}
+
+	mb ();
+	value = addr[1]; /* device ID */
+	switch (value) {
+
+	case (FPW) (INTEL_ID_28F256L18T):
+		info->flash_id += FLASH_28F256L18T;
+		info->sector_count = 259;
+		info->size = 0x02000000;
+		break;			/* => 32 MB */
+
+	case (FPW) (INTEL_ID_28F640J3A):
+		info->flash_id += FLASH_28F640J3A;
+		info->sector_count = nsects;
+		info->size = nsects * PHYS_FLASH_SECT_SIZE;
+		break;
+
+	case (FPW) (INTEL_ID_28F128J3A):
+		info->flash_id += FLASH_28F128J3A;
+		info->sector_count = nsects;
+		info->size = nsects * PHYS_FLASH_SECT_SIZE;
+		break;
+
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		break;
+	}
+
+	if (info->sector_count > CONFIG_SYS_MAX_FLASH_SECT) {
+		printf ("** ERROR: sector count %d > max (%d) **\n",
+				info->sector_count, CONFIG_SYS_MAX_FLASH_SECT);
+		info->sector_count = CONFIG_SYS_MAX_FLASH_SECT;
+	}
+
+	addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */
+
+	return (info->size);
+}
+
+
+/* unprotects a sector for write and erase
+ * on some intel parts, this unprotects the entire chip, but it
+ * wont hurt to call this additional times per sector...
+ */
+void flash_unprotect_sectors (FPWV * addr)
+{
+	FPW status;
+
+	*addr = (FPW) 0x00500050;	/* clear status register */
+
+	/* this sends the clear lock bit command */
+	*addr = (FPW) 0x00600060;
+	*addr = (FPW) 0x00D000D0;
+
+	reset_timer_masked();
+	while (((status = *addr) & (FPW)0x00800080) != 0x00800080) {
+		if (get_timer_masked() > CONFIG_SYS_FLASH_ERASE_TOUT) {
+			printf("Timeout");
+			break;
+		}
+	}
+
+	*addr = (FPW) 0x00FF00FF;
+}
+
+
+/*-----------------------------------------------------------------------
+ */
+int flash_erase (flash_info_t * info, int s_first, int s_last)
+{
+	int flag, prot, sect;
+	ulong type;
+	int rcode = 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;
+	}
+
+	type = (info->flash_id & FLASH_VENDMASK);
+	if ((type != FLASH_MAN_INTEL)) {
+		printf ("Can't erase unknown flash type %08lx - aborted\n",
+				info->flash_id);
+		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!\n",
+				prot);
+	} else {
+		printf ("\n");
+	}
+
+	/* Start erase on unprotected sectors */
+	for (sect = s_first; sect <= s_last; sect++) {
+		if (info->protect[sect] == 0) {	/* not protected */
+			FPWV *addr = (FPWV *) (info->start[sect]);
+			FPW status;
+
+			printf ("Erasing sector %2d ... ", sect);
+
+			/* Disable interrupts which might cause a timeout here */
+			flag = disable_interrupts ();
+
+			/* flash_unprotect_sectors (addr); */
+
+			/* arm simple, non interrupt dependent timer */
+			reset_timer_masked ();
+
+			*addr = (FPW) 0x00500050; /* clear status register */
+			*addr = (FPW) 0x00200020; /* erase setup */
+			*addr = (FPW) 0x00D000D0; /* erase confirm */
+			mb();
+
+			udelay(1000); /* Let's wait 1 ms */
+
+			/* re-enable interrupts if necessary */
+			if (flag)
+				enable_interrupts();
+
+			while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
+				if (get_timer_masked () > CONFIG_SYS_FLASH_ERASE_TOUT) {
+					*addr = (FPW)0x00700070;
+					status = *addr;
+					if ((status & (FPW) 0x00400040) == (FPW) 0x00400040) {
+						/* erase suspended? Resume it */
+						reset_timer_masked();
+						*addr = (FPW) 0x00D000D0;
+					} else {
+#ifdef DEBUG
+						printf ("Timeout,0x%08lx\n", status);
+#else
+						printf("Timeout\n");
+#endif
+
+						*addr = (FPW) 0x00500050;
+						*addr = (FPW) 0x00FF00FF; /* reset to read mode */
+						rcode = 1;
+						break;
+					}
+				}
+			}
+
+			*addr = (FPW) 0x00FF00FF; /* resest to read mode */
+			printf (" done\n");
+		}
+	}
+
+	return rcode;
+}
+
+/*-----------------------------------------------------------------------
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ * 4 - Flash not identified
+ */
+int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
+{
+	ulong cp, wp;
+	FPW data;
+	int count, i, l, rc, port_width;
+
+	if (info->flash_id == FLASH_UNKNOWN) {
+		return 4;
+	}
+/* get lower word aligned address */
+#ifdef FLASH_PORT_WIDTH16
+	wp = (addr & ~1);
+	port_width = 2;
+#else
+	wp = (addr & ~3);
+	port_width = 4;
+#endif
+
+	/*
+	 * 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);
+		}
+		for (; i < port_width && cnt > 0; ++i) {
+			data = (data << 8) | *src++;
+			--cnt;
+			++cp;
+		}
+		for (; cnt == 0 && i < port_width; ++i, ++cp) {
+			data = (data << 8) | (*(uchar *) cp);
+		}
+
+		if ((rc = write_data (info, wp, SWAP (data))) != 0) {
+			return (rc);
+		}
+		wp += port_width;
+	}
+
+	/*
+	 * handle word aligned part
+	 */
+	count = 0;
+	while (cnt >= port_width) {
+		data = 0;
+		for (i = 0; i < port_width; ++i) {
+			data = (data << 8) | *src++;
+		}
+		if ((rc = write_data (info, wp, SWAP (data))) != 0) {
+			return (rc);
+		}
+		wp += port_width;
+		cnt -= port_width;
+		if (count++ > 0x800) {
+			spin_wheel ();
+			count = 0;
+		}
+	}
+
+	if (cnt == 0) {
+		return (0);
+	}
+
+	/*
+	 * handle unaligned tail bytes
+	 */
+	data = 0;
+	for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) {
+		data = (data << 8) | *src++;
+		--cnt;
+	}
+	for (; i < port_width; ++i, ++cp) {
+		data = (data << 8) | (*(uchar *) cp);
+	}
+
+	return (write_data (info, wp, SWAP (data)));
+}
+
+/*-----------------------------------------------------------------------
+ * Write a word or halfword to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_data (flash_info_t * info, ulong dest, FPW data)
+{
+	FPWV *addr = (FPWV *) dest;
+	ulong status;
+	int flag;
+
+	/* Check if Flash is (sufficiently) erased */
+	if ((*addr & data) != data) {
+		printf ("not erased at %08lx (%lx)\n", (ulong) addr, *addr);
+		return (2);
+	}
+
+	/* Disable interrupts which might cause a timeout here */
+	flag = disable_interrupts ();
+
+	/* flash_unprotect_sectors (addr); */
+
+	*addr = (FPW) 0x00400040;	/* write setup */
+	*addr = data;
+
+	mb();
+
+	/* re-enable interrupts if necessary */
+	if (flag)
+		enable_interrupts();
+
+	/* arm simple, non interrupt dependent timer */
+	reset_timer_masked ();
+
+	/* wait while polling the status register */
+	while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
+		if (get_timer_masked () > CONFIG_SYS_FLASH_WRITE_TOUT) {
+#ifdef DEBUG
+			*addr = (FPW) 0x00700070;
+			status = *addr;
+			printf("## status=0x%08lx, addr=0x%p\n", status, addr);
+#endif
+			*addr = (FPW) 0x00500050; /* clear status register cmd */
+			*addr = (FPW) 0x00FF00FF; /* restore read mode */
+			return (1);
+		}
+	}
+
+	*addr = (FPW) 0x00FF00FF; /* restore read mode */
+	return (0);
+}
+
+void inline spin_wheel (void)
+{
+	static int p = 0;
+	static char w[] = "\\/-";
+
+	printf ("\010%c", w[p]);
+	(++p == 3) ? (p = 0) : 0;
+}
diff --git a/board/armltd/integratorcp/integratorcp.c b/board/armltd/integratorcp/integratorcp.c
new file mode 100644
index 0000000..72629ce
--- /dev/null
+++ b/board/armltd/integratorcp/integratorcp.c
@@ -0,0 +1,279 @@
+/*
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * (C) Copyright 2002
+ * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
+ *
+ * (C) Copyright 2003
+ * Texas Instruments, <www.ti.com>
+ * Kshitij Gupta <Kshitij@ti.com>
+ *
+ * (C) Copyright 2004
+ * ARM Ltd.
+ * Philippe Robin, <philippe.robin@arm.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <div64.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void flash__init (void);
+void ether__init (void);
+void peripheral_power_enable (void);
+
+#if defined(CONFIG_SHOW_BOOT_PROGRESS)
+void show_boot_progress(int progress)
+{
+	printf("Boot reached stage %d\n", progress);
+}
+#endif
+
+#define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF)
+
+/*
+ * Miscellaneous platform dependent initialisations
+ */
+
+int board_init (void)
+{
+	/* arch number of Integrator Board */
+	gd->bd->bi_arch_number = MACH_TYPE_CINTEGRATOR;
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = 0x00000100;
+
+	gd->flags = 0;
+
+#ifdef CONFIG_CM_REMAP
+extern void cm_remap(void);
+	cm_remap();	/* remaps writeable memory to 0x00000000 */
+#endif
+
+	icache_enable ();
+
+	flash__init ();
+	ether__init ();
+	return 0;
+}
+
+
+int misc_init_r (void)
+{
+	setenv("verify", "n");
+	return (0);
+}
+
+/******************************
+ Routine:
+ Description:
+******************************/
+void flash__init (void)
+{
+}
+/*************************************************************
+ Routine:ether__init
+ Description: take the Ethernet controller out of reset and wait
+	      for the EEPROM load to complete.
+*************************************************************/
+void ether__init (void)
+{
+}
+
+/******************************
+ Routine:
+ Description:
+******************************/
+int dram_init (void)
+{
+	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+	gd->bd->bi_dram[0].size	 = PHYS_SDRAM_1_SIZE;
+
+#ifdef CONFIG_CM_SPD_DETECT
+    {
+extern void dram_query(void);
+	unsigned long cm_reg_sdram;
+	unsigned long sdram_shift;
+
+	dram_query();	/* Assembler accesses to CM registers */
+			/* Queries the SPD values	      */
+
+	/* Obtain the SDRAM size from the CM SDRAM register */
+
+	cm_reg_sdram = *(volatile ulong *)(CM_BASE + OS_SDRAM);
+	/*   Register	      SDRAM size
+	 *
+	 *   0xXXXXXXbbb000bb	 16 MB
+	 *   0xXXXXXXbbb001bb	 32 MB
+	 *   0xXXXXXXbbb010bb	 64 MB
+	 *   0xXXXXXXbbb011bb	128 MB
+	 *   0xXXXXXXbbb100bb	256 MB
+	 *
+	 */
+	sdram_shift		 = ((cm_reg_sdram & 0x0000001C)/4)%4;
+	gd->bd->bi_dram[0].size	 = 0x01000000 << sdram_shift;
+
+    }
+#endif /* CM_SPD_DETECT */
+
+	return 0;
+}
+
+/* The Integrator/CP timer1 is clocked at 1MHz
+ * can be divided by 16 or 256
+ * and can be set up as a 32-bit timer
+ */
+/* U-Boot expects a 32 bit timer, running at CONFIG_SYS_HZ */
+/* Keep total timer count to avoid losing decrements < div_timer */
+static unsigned long long total_count = 0;
+static unsigned long long lastdec;	 /* Timer reading at last call	   */
+static unsigned long long div_clock = 1; /* Divisor applied to timer clock */
+static unsigned long long div_timer = 1; /* Divisor to convert timer reading
+					  * change to U-Boot ticks
+					  */
+/* CONFIG_SYS_HZ = CONFIG_SYS_HZ_CLOCK/(div_clock * div_timer) */
+static ulong timestamp;		/* U-Boot ticks since startup	      */
+
+#define TIMER_LOAD_VAL ((ulong)0xFFFFFFFF)
+#define READ_TIMER (*(volatile ulong *)(CONFIG_SYS_TIMERBASE+4))
+
+/* all function return values in U-Boot ticks i.e. (1/CONFIG_SYS_HZ) sec
+ *  - unless otherwise stated
+ */
+
+/* starts up a counter
+ * - the Integrator/CP timer can be set up to issue an interrupt */
+int interrupt_init (void)
+{
+	/* Load timer with initial value */
+	*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 0) = TIMER_LOAD_VAL;
+	/* Set timer to be
+	 *	enabled		  1
+	 *	periodic	  1
+	 *	no interrupts	  0
+	 *	X		  0
+	 *	divider 1	 00 == less rounding error
+	 *	32 bit		  1
+	 *	wrapping	  0
+	 */
+	*(volatile ulong *)(CONFIG_SYS_TIMERBASE + 8) = 0x000000C2;
+	/* init the timestamp */
+	total_count = 0ULL;
+	reset_timer_masked();
+
+	div_timer  = (unsigned long long)(CONFIG_SYS_HZ_CLOCK / CONFIG_SYS_HZ);
+	div_timer /= div_clock;
+
+	return (0);
+}
+
+/*
+ * timer without interrupts
+ */
+void reset_timer (void)
+{
+	reset_timer_masked ();
+}
+
+ulong get_timer (ulong base_ticks)
+{
+	return get_timer_masked () - base_ticks;
+}
+
+void set_timer (ulong ticks)
+{
+	timestamp   = ticks;
+	total_count = (unsigned long long)ticks * div_timer;
+}
+
+/* delay usec useconds */
+void udelay (unsigned long usec)
+{
+	ulong tmo, tmp;
+
+	/* Convert to U-Boot ticks */
+	tmo  = usec * CONFIG_SYS_HZ;
+	tmo /= (1000000L);
+
+	tmp  = get_timer_masked();	/* get current timestamp */
+	tmo += tmp;			/* form target timestamp */
+
+	while (get_timer_masked () < tmo) {/* loop till event */
+		/*NOP*/;
+	}
+}
+
+void reset_timer_masked (void)
+{
+	/* capure current decrementer value    */
+	lastdec	  = (unsigned long long)READ_TIMER;
+	/* start "advancing" time stamp from 0 */
+	timestamp = 0L;
+}
+
+/* converts the timer reading to U-Boot ticks	       */
+/* the timestamp is the number of ticks since reset    */
+ulong get_timer_masked (void)
+{
+	/* get current count */
+	unsigned long long now = (unsigned long long)READ_TIMER;
+
+	if(now > lastdec) {
+		/* Must have wrapped */
+		total_count += lastdec + TIMER_LOAD_VAL + 1 - now;
+	} else {
+		total_count += lastdec - now;
+	}
+	lastdec	  = now;
+
+	/* Reuse "now" */
+	now = total_count;
+	do_div(now, div_timer);
+	timestamp = now;
+
+	return timestamp;
+}
+
+/* waits specified delay value and resets timestamp */
+void udelay_masked (unsigned long usec)
+{
+	udelay(usec);
+}
+
+/*
+ * 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 (unsigned long long)get_timer(0);
+}
+
+/*
+ * Return the timebase clock frequency
+ * i.e. how often the timer decrements
+ */
+ulong get_tbclk (void)
+{
+	return (ulong)(((unsigned long long)CONFIG_SYS_HZ_CLOCK)/div_clock);
+}
diff --git a/board/armltd/integratorcp/lowlevel_init.S b/board/armltd/integratorcp/lowlevel_init.S
new file mode 100644
index 0000000..18f7d2e
--- /dev/null
+++ b/board/armltd/integratorcp/lowlevel_init.S
@@ -0,0 +1,214 @@
+/*
+ * Board specific setup info
+ *
+ * (C) Copyright 2003, ARM Ltd.
+ * Philippe Robin, <philippe.robin@arm.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <config.h>
+#include <version.h>
+
+/* Reset using CM control register */
+.global reset_cpu
+reset_cpu:
+	mov	r0, #CM_BASE
+	ldr	r1,[r0,#OS_CTRL]
+	orr	r1,r1,#CMMASK_RESET
+	str	r1,[r0,#OS_CTRL]
+
+reset_failed:
+	b	reset_failed
+
+/* Set up the platform, once the cpu has been initialized */
+.globl lowlevel_init
+lowlevel_init:
+	/* If U-Boot has been run after the ARM boot monitor
+	 * then all the necessary actions have been done
+	 * otherwise we are running from user flash mapped to 0x00000000
+	 * --- DO NOT REMAP BEFORE THE CODE HAS BEEN RELOCATED --
+	 * Changes to the (possibly soft) reset defaults of the processor
+	 * itself should be performed in cpu/arm<>/start.S
+	 * This function affects only the core module or board settings
+	 */
+
+#ifdef CONFIG_CM_INIT
+	/* CM has an initialization register
+	 * - bits in it are wired into test-chip pins to force
+	 *   reset defaults
+	 * - may need to change its contents for U-Boot
+	 */
+
+	/* set the desired CM specific value */
+	mov	r2,#CMMASK_LOWVEC	/* Vectors at 0x00000000 for all */
+
+#if defined (CONFIG_CM10200E) || defined (CONFIG_CM10220E)
+	orr	r2,r2,#CMMASK_INIT_102
+#else
+
+#if	!defined (CONFIG_CM920T) && !defined (CONFIG_CM920T_ETM) && \
+	!defined (CONFIG_CM940T)
+	/* CMxx6 code	*/
+
+#ifdef	CONFIG_CM_MULTIPLE_SSRAM
+	/* set simple mapping			*/
+	and	r2,r2,#CMMASK_MAP_SIMPLE
+#endif /* #ifdef CONFIG_CM_MULTIPLE_SSRAM	*/
+
+#ifdef	CONFIG_CM_TCRAM
+	/* disable TCRAM			*/
+	and	r2,r2,#CMMASK_TCRAM_DISABLE
+#endif /* #ifdef CONFIG_CM_TCRAM		*/
+
+#if defined (CONFIG_CM926EJ_S) || defined (CONFIG_CM1026EJ_S) || \
+			defined (CONFIG_CM1136JF_S)
+
+	and	r2,r2,#CMMASK_LE
+
+#endif /* cpu with little endian initialization */
+
+	orr	r2,r2,#CMMASK_CMxx6_COMMON
+
+#endif /* CMxx6 code */
+
+#endif /* ARM102xxE value */
+
+	/* read CM_INIT		 */
+	mov	r0, #CM_BASE
+	ldr	r1, [r0, #OS_INIT]
+	/* check against desired bit setting */
+	and	r3,r1,r2
+	cmp	r3,r2
+	beq	init_reg_OK
+
+	/* lock for change */
+	mov	r3, #CMVAL_LOCK1
+	and	r3, r3, #CMVAL_LOCK2
+	str	r3, [r0, #OS_LOCK]
+	/* set desired value */
+	orr	r1,r1,r2
+	/* write & relock CM_INIT */
+	str	r1, [r0, #OS_INIT]
+	mov	r1, #CMVAL_UNLOCK
+	str	r1, [r0, #OS_LOCK]
+
+	/* soft reset so new values used */
+	b	reset_cpu
+
+init_reg_OK:
+
+#endif /* CONFIG_CM_INIT */
+
+	mov	pc, lr
+
+#ifdef	CONFIG_CM_SPD_DETECT
+	/* Fast memory is available for the DRAM data
+	 * - ensure it has been transferred, then summarize the data
+	 *	 into a CM register
+	 */
+.globl dram_query
+dram_query:
+	stmfd	r13!,{r4-r6,lr}
+	/* set up SDRAM info					*/
+	/* - based on example code from the CM User Guide */
+	mov	r0, #CM_BASE
+
+readspdbit:
+	ldr	r1, [r0, #OS_SDRAM]	/* read the SDRAM register */
+	and	r1, r1, #0x20		/* mask SPD bit (5)		 */
+	cmp	r1, #0x20		/* test if set			 */
+	bne	readspdbit
+
+setupsdram:
+	add	r0, r0, #OS_SPD		/* address the copy of the SDP data	*/
+	ldrb	r1, [r0, #3]		/* number of row address lines		*/
+	ldrb	r2, [r0, #4]		/* number of column address lines	*/
+	ldrb	r3, [r0, #5]		/* number of banks			*/
+	ldrb	r4, [r0, #31]		/* module bank density			*/
+	mul	r5, r4, r3		/* size of SDRAM (MB divided by 4)	*/
+	mov	r5, r5, ASL#2		/* size in MB				*/
+	mov	r0, #CM_BASE		/* reload for later code		*/
+	cmp	r5, #0x10		/* is it 16MB?				*/
+	bne	not16
+	mov	r6, #0x2		/* store size and CAS latency of 2	*/
+	b	writesize
+
+not16:
+	cmp	r5, #0x20		/* is it  32MB? */
+	bne	not32
+	mov	r6, #0x6
+	b	writesize
+
+not32:
+	cmp	r5, #0x40		/* is it  64MB? */
+	bne	not64
+	mov	r6, #0xa
+	b	writesize
+
+not64:
+	cmp	r5, #0x80		/* is it 128MB? */
+	bne	not128
+	mov	r6, #0xe
+	b	writesize
+
+not128:
+	/* if it is none of these sizes then it is either 256MB, or
+	 * there is no SDRAM fitted so default to 256MB
+	 */
+	mov	r6, #0x12
+
+writesize:
+	mov	r1, r1, ASL#8		/* row addr lines from SDRAM reg */
+	orr	r2, r1, r2, ASL#12	/* OR in column address lines	 */
+	orr	r3, r2, r3, ASL#16	/* OR in number of banks	 */
+	orr	r6, r6, r3		/* OR in size and CAS latency	 */
+	str	r6, [r0, #OS_SDRAM]	/* store SDRAM parameters	 */
+
+#endif /* #ifdef CONFIG_CM_SPD_DETECT */
+
+	ldmfd	r13!,{r4-r6,pc}			/* back to caller */
+
+#ifdef	CONFIG_CM_REMAP
+	/* CM remap bit is operational
+	 * - use it to map writeable memory at 0x00000000, in place of flash
+	 */
+.globl cm_remap
+cm_remap:
+	stmfd	r13!,{r4-r10,lr}
+
+	mov	r0, #CM_BASE
+	ldr	r1, [r0, #OS_CTRL]
+	orr	r1, r1, #CMMASK_REMAP	/* set remap and led bits */
+	str	r1, [r0, #OS_CTRL]
+
+	/* Now 0x00000000 is writeable, replace the vectors	*/
+	ldr	r0, =_start	/* r0 <- start of vectors	*/
+	ldr	r2, =_armboot_start	/* r2 <- past vectors	*/
+	sub	r1,r1,r1		/* destination 0x00000000	*/
+
+copy_vec:
+	ldmia	r0!, {r3-r10}		/* copy from source address [r0]	*/
+	stmia	r1!, {r3-r10}		/* copy to	 target address [r1]	*/
+	cmp	r0, r2			/* until source end address [r2]	*/
+	ble	copy_vec
+
+	ldmfd	r13!,{r4-r10,pc}	/* back to caller			*/
+
+#endif /* #ifdef CONFIG_CM_REMAP */
diff --git a/board/armltd/integratorcp/split_by_variant.sh b/board/armltd/integratorcp/split_by_variant.sh
new file mode 100755
index 0000000..34422fd
--- /dev/null
+++ b/board/armltd/integratorcp/split_by_variant.sh
@@ -0,0 +1,114 @@
+#!/bin/sh
+# ---------------------------------------------------------
+# Set the platform defines
+# ---------------------------------------------------------
+echo -n "/* Integrator configuration implied "   > tmp.fil
+echo    " by Makefile target */"		>> tmp.fil
+echo -n "#define CONFIG_INTEGRATOR"		>> tmp.fil
+echo	 " /* Integrator board */"		>> tmp.fil
+echo -n "#define CONFIG_ARCH_CINTEGRATOR"	>> tmp.fil
+echo     " 1 /* Integrator/CP   */"		>> tmp.fil
+
+cpu="arm_intcm"
+variant="unknown core module"
+
+if [ "$1" = "" ]
+then
+	echo "$0:: No parameters - using arm_intcm"
+else
+	case "$1" in
+	ap966)
+	cpu="arm_intcm"
+	variant="unported core module CM966E-S"
+	;;
+
+	ap922_config)
+	cpu="arm_intcm"
+	variant="unported core module CM922T"
+	;;
+
+	integratorcp_config	|	\
+	cp_config)
+	cpu="arm_intcm"
+	variant="unspecified core module"
+	;;
+
+	cp922_XA10_config)
+	cpu="arm_intcm"
+	variant="unported core module CM922T_XA10"
+	echo -n "#define CONFIG_CM922T_XA10"		>> tmp.fil
+	echo    " 1 /* CPU core is ARM922T_XA10 */"	>> tmp.fil
+	;;
+
+	cp920t_config)
+	cpu="arm920t"
+	variant="Core module CM920T"
+	echo -n "#define CONFIG_CM920T"			>> tmp.fil
+	echo    " 1 /* CPU core is ARM920T */"		>> tmp.fil
+	;;
+
+	cp926ejs_config)
+	cpu="arm926ejs"
+	variant="Core module CM926EJ-S"
+	echo -n "#define CONFIG_CM926EJ_S"		>> tmp.fil
+	echo    " 1 /* CPU core is ARM926EJ-S */ "	>> tmp.fil
+	;;
+
+
+	cp946es_config)
+	cpu="arm946es"
+	variant="Core module CM946E-S"
+	echo -n "#define CONFIG_CM946E_S"		>> tmp.fil
+	echo    " 1 /* CPU core is ARM946E-S */ "	>> tmp.fil
+	;;
+
+	cp1136_config)
+	cpu="arm1136"
+	variant="Core module CM1136EJF-S"
+	echo -n "#define CONFIG_CM1136EJF_S"		>> tmp.fil
+	echo    " 1 /* CPU core is ARM1136JF-S */ "	>> tmp.fil
+	;;
+
+	*)
+	echo "$0:: Unknown core module"
+	variant="unknown core module"
+	cpu="arm_intcm"
+	;;
+
+	esac
+
+fi
+
+if [ "$cpu" = "arm_intcm" ]
+then
+	echo "/* Core module undefined/not ported */"	>> tmp.fil
+	echo "#define CONFIG_ARM_INTCM 1"		>> tmp.fil
+	echo -n "#undef CONFIG_CM_MULTIPLE_SSRAM"	>> tmp.fil
+	echo -n "  /* CM may not have "			>> tmp.fil
+	echo    "multiple SSRAM mapping */"		>> tmp.fil
+	echo -n "#undef CONFIG_CM_SPD_DETECT "		>> tmp.fil
+	echo -n " /* CM may not support SPD "		>> tmp.fil
+	echo    "query */"				>> tmp.fil
+	echo -n "#undef CONFIG_CM_REMAP  "		>> tmp.fil
+	echo -n " /* CM may not support "		>> tmp.fil
+	echo    "remapping */"				>> tmp.fil
+	echo -n "#undef CONFIG_CM_INIT  "		>> tmp.fil
+	echo -n " /* CM may not have  "			>> tmp.fil
+	echo    "initialization reg */"			>> tmp.fil
+	echo -n "#undef CONFIG_CM_TCRAM  "		>> tmp.fil
+	echo    " /* CM may not have TCRAM */"		>> tmp.fil
+fi
+
+mkdir -p ${obj}include
+mkdir -p ${obj}board/armltd/integratorcp
+mv tmp.fil ${obj}include/config.h
+# ---------------------------------------------------------
+#  Ensure correct core object loaded first in U-Boot image
+# ---------------------------------------------------------
+sed -r 's/CPU_FILE/cpu\/'$cpu'\/start.o/; s/#.*//' ${src}board/armltd/integratorcp/u-boot.lds.template > ${obj}board/armltd/integratorcp/u-boot.lds
+# ---------------------------------------------------------
+# Complete the configuration
+# ---------------------------------------------------------
+$MKCONFIG -a integratorcp arm $cpu integratorcp armltd;
+echo "Variant:: $variant with core $cpu"
+
diff --git a/board/armltd/integratorcp/u-boot.lds.template b/board/armltd/integratorcp/u-boot.lds.template
new file mode 100644
index 0000000..0ec8087
--- /dev/null
+++ b/board/armltd/integratorcp/u-boot.lds.template
@@ -0,0 +1,53 @@
+/*
+ * (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
+ */
+# Template used during configuration to emsure the core module processor code,
+# from CPU_FILE, is placed at the start of the image */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+	. = 0x00000000;
+	. = ALIGN(4);
+	.text	:
+	{
+		CPU_FILE (.text)
+		*(.text)
+	}
+	.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 = .;
+}