* Patch by Prakash Kumar, 27 Jun 2004:

  Add support for the PXA250 based Intrinsyc Cerf board.

* Patch by Yasushi Shoji, 27 Jun 2004:
  fix comment in include/common.h

13 files changed, 1298 insertions, 41 deletions

diff --git a/CHANGELOG b/CHANGELOG
index f6d6c918b..86d636917 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,12 @@
 Changes since U-Boot 1.1.1:
 ======================================================================
 
+* Patch by Prakash Kumar, 27 Jun 2004:
+  Add support for the PXA250 based Intrinsyc Cerf board.
+
+* Patch by Yasushi Shoji, 27 Jun 2004:
+  fix comment in include/common.h
+
 * Rename SBC8560 into sbc8560 for consistency
 
 * Patch by Daniel Poirot, 24 Jun 2004:
diff --git a/CREDITS b/CREDITS
index 354b9ead9..6944d392b 100644
--- a/CREDITS
+++ b/CREDITS
@@ -231,6 +231,10 @@ N: Bernhard Kuhn
 E: bkuhn@metrowerks.com
 D Support for Coldfire CPU; Support for Motorola M5272C3 and M5282EVB boards
 
+N: Prakash Kumar
+E: prakash@embedx.com
+D  Support for Intrinsyc CERF PXA250 board.
+
 N: Thomas Lange
 E: thomas@corelatus.se
 D: Support for GTH and dbau1x00 boards; lots of PCMCIA fixes
diff --git a/MAKEALL b/MAKEALL
index a526fb079..fa8e89e70 100644
--- a/MAKEALL
+++ b/MAKEALL
@@ -149,7 +149,7 @@ LIST_ARM9="	\
 ## Xscale Systems
 #########################################################################
 
-LIST_pxa="cradle csb226 innokom lubbock wepep250 xm250 xsengine"
+LIST_pxa="cerf250 cradle csb226 innokom lubbock wepep250 xm250 xsengine"
 
 LIST_ixp="ixdp425"
 
diff --git a/Makefile b/Makefile
index 9e2f2c8e1..9004d8a20 100644
--- a/Makefile
+++ b/Makefile
@@ -1219,6 +1219,9 @@ at91rm9200dk_config	:	unconfig
 ## XScale Systems
 #########################################################################
 
+cerf250_config :	unconfig
+	@./mkconfig $(@:_config=) arm pxa cerf250
+
 cradle_config	:	unconfig
 	@./mkconfig $(@:_config=) arm pxa cradle
 
diff --git a/board/cerf250/Makefile b/board/cerf250/Makefile
new file mode 100644
index 000000000..3ab97dfdc
--- /dev/null
+++ b/board/cerf250/Makefile
@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2000
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= lib$(BOARD).a
+
+OBJS	:= cerf250.o flash.o
+SOBJS	:= memsetup.o
+
+$(LIB):	$(OBJS) $(SOBJS)
+	$(AR) crv $@ $(OBJS) $(SOBJS)
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+		$(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+-include .depend
+
+#########################################################################
diff --git a/board/cerf250/cerf250.c b/board/cerf250/cerf250.c
new file mode 100644
index 000000000..63745b4fd
--- /dev/null
+++ b/board/cerf250/cerf250.c
@@ -0,0 +1,75 @@
+/*
+ * (C) Copyright 2002
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+/* ------------------------------------------------------------------------- */
+
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+int board_init (void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+	/* memory and cpu-speed are setup before relocation */
+	/* so we do _nothing_ here */
+
+	/* arch number of cerf PXA Board */
+	gd->bd->bi_arch_number = 139;
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = 0xa0000100;
+
+	return 0;
+}
+
+int board_late_init(void)
+{
+	setenv("stdout", "serial");
+	setenv("stderr", "serial");
+	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;
+	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
+	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
+	gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
+	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
+	gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
+	gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
+
+	return 0;
+}
diff --git a/board/cerf250/config.mk b/board/cerf250/config.mk
new file mode 100644
index 000000000..1a86cc998
--- /dev/null
+++ b/board/cerf250/config.mk
@@ -0,0 +1,5 @@
+#
+# Cerf board with PXA250 cpu
+#
+#
+TEXT_BASE = 0xa3080000
diff --git a/board/cerf250/flash.c b/board/cerf250/flash.c
new file mode 100644
index 000000000..ba82892dd
--- /dev/null
+++ b/board/cerf250/flash.c
@@ -0,0 +1,431 @@
+/*
+ * (C) Copyright 2001
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2001
+ * 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 <common.h>
+#include <linux/byteorder/swab.h>
+
+
+flash_info_t flash_info[CFG_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")
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+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);
+
+/*-----------------------------------------------------------------------
+ */
+
+unsigned long flash_init (void)
+{
+	int i;
+	ulong size = 0;
+
+	for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
+		switch (i) {
+		case 0:
+			flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]);
+			flash_get_offsets (PHYS_FLASH_1, &flash_info[i]);
+			break;
+		case 1:
+			flash_get_size ((FPW *) PHYS_FLASH_2, &flash_info[i]);
+			flash_get_offsets (PHYS_FLASH_2, &flash_info[i]);
+			break;
+		default:
+			panic ("configured too many flash banks!\n");
+			break;
+		}
+		size += flash_info[i].size;
+	}
+
+	/* Protect monitor and environment sectors
+	 */
+	flash_protect ( FLAG_PROTECT_SET,
+			CFG_FLASH_BASE,
+			CFG_FLASH_BASE + monitor_flash_len - 1,
+			&flash_info[0] );
+
+	flash_protect ( FLAG_PROTECT_SET,
+			CFG_ENV_ADDR,
+			CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0] );
+
+	return size;
+}
+
+/*-----------------------------------------------------------------------
+ */
+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;
+	}
+
+	switch (info->flash_id & FLASH_TYPEMASK) {
+	case FLASH_28F128J3A:
+		printf ("28F128J3A\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;
+
+	/* 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_28F128J3A:
+		info->flash_id += FLASH_28F128J3A;
+		info->sector_count = 128;
+		info->size = 0x02000000;
+		break;				/* => 16 MB     */
+
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		break;
+	}
+
+	if (info->sector_count > CFG_MAX_FLASH_SECT) {
+		printf ("** ERROR: sector count %d > max (%d) **\n",
+			info->sector_count, CFG_MAX_FLASH_SECT);
+		info->sector_count = CFG_MAX_FLASH_SECT;
+	}
+
+	addr[0] = (FPW) 0x00FF00FF;		/* restore read mode */
+
+	return (info->size);
+}
+
+
+/*-----------------------------------------------------------------------
+ */
+
+int flash_erase (flash_info_t *info, int s_first, int s_last)
+{
+	int flag, prot, sect;
+	ulong type, start, last;
+	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 = get_timer (0);
+	last = start;
+
+	/* 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 */
+			FPWV *addr = (FPWV *) (info->start[sect]);
+			FPW status;
+
+			printf ("Erasing sector %2d ... ", sect);
+
+			/* 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 */
+
+			while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
+				if (get_timer_masked () > CFG_FLASH_ERASE_TOUT) {
+					printf ("Timeout\n");
+					*addr = (FPW) 0x00B000B0;	/* suspend erase     */
+					*addr = (FPW) 0x00FF00FF;	/* reset to read mode */
+					rcode = 1;
+					break;
+				}
+			}
+
+			*addr = 0x00500050;	/* clear status register cmd.   */
+			*addr = 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 ();
+
+	*addr = (FPW) 0x00400040;	/* write setup */
+	*addr = data;
+
+	/* 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 () > CFG_FLASH_WRITE_TOUT) {
+			*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/cerf250/memsetup.S b/board/cerf250/memsetup.S
new file mode 100644
index 000000000..f3d373a8a
--- /dev/null
+++ b/board/cerf250/memsetup.S
@@ -0,0 +1,411 @@
+/*
+ * Most of this taken from Redboot hal_platform_setup.h with cleanup
+ *
+ * NOTE: I haven't clean this up considerably, just enough to get it
+ * running. See hal_platform_setup.h for the source. See
+ * board/cradle/memsetup.S for another PXA250 setup that is
+ * much cleaner.
+ *
+ * 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>
+#include <asm/arch/pxa-regs.h>
+
+DRAM_SIZE:  .long   CFG_DRAM_SIZE
+
+/* wait for coprocessor write complete */
+   .macro CPWAIT reg
+   mrc  p15,0,\reg,c2,c0,0
+   mov  \reg,\reg
+   sub  pc,pc,#4
+   .endm
+
+
+/*
+ * 	Memory setup
+ */
+
+.globl memsetup
+memsetup:
+
+	/* Set up GPIO pins first ----------------------------------------- */
+
+	ldr		r0,	=GPSR0
+	ldr		r1,	=CFG_GPSR0_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GPSR1
+	ldr		r1,	=CFG_GPSR1_VAL
+	str		r1,  [r0]
+
+	ldr		r0,	=GPSR2
+	ldr		r1,	=CFG_GPSR2_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GPCR0
+	ldr		r1,	=CFG_GPCR0_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GPCR1
+	ldr		r1,	=CFG_GPCR1_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GPCR2
+	ldr		r1,	=CFG_GPCR2_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GPDR0
+	ldr		r1,	=CFG_GPDR0_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GPDR1
+	ldr		r1,	=CFG_GPDR1_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GPDR2
+	ldr		r1,	=CFG_GPDR2_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GAFR0_L
+	ldr		r1,	=CFG_GAFR0_L_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GAFR0_U
+	ldr		r1,	=CFG_GAFR0_U_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GAFR1_L
+	ldr		r1,	=CFG_GAFR1_L_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GAFR1_U
+	ldr		r1,	=CFG_GAFR1_U_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GAFR2_L
+	ldr		r1,	=CFG_GAFR2_L_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=GAFR2_U
+	ldr		r1,	=CFG_GAFR2_U_VAL
+	str		r1,	[r0]
+
+	ldr		r0,	=PSSR				/* enable GPIO pins */
+	ldr		r1,	=CFG_PSSR_VAL
+	str		r1,	[r0]
+
+	/* ---------------------------------------------------------------- */
+	/* Enable memory interface                                          */
+	/*                                                                  */
+	/* The sequence below is based on the recommended init steps        */
+	/* detailed in the Intel PXA250 Operating Systems Developers Guide, */
+	/* Chapter 10.                                                      */
+	/* ---------------------------------------------------------------- */
+
+	/* ---------------------------------------------------------------- */
+	/* Step 1: Wait for at least 200 microsedonds to allow internal     */
+	/*         clocks to settle. Only necessary after hard reset...     */
+	/*         FIXME: can be optimized later                            */
+	/* ---------------------------------------------------------------- */
+
+	ldr		r3,	=OSCR			/* reset the OS Timer Count to zero */
+	mov 	r2,	#0
+	str 	r2,	[r3]
+	ldr 	r4,	=0x300				/* really 0x2E1 is about 200usec,   */
+							/* so 0x300 should be plenty        */
+1:
+	ldr 	r2,	[r3]
+	cmp 	r4,	r2
+	bgt 	1b
+
+mem_init:
+
+	ldr  	r1,	=MEMC_BASE		/* get memory controller base addr. */
+
+	/* ---------------------------------------------------------------- */
+	/* Step 2a: Initialize Asynchronous static memory controller        */
+	/* ---------------------------------------------------------------- */
+
+	/* MSC registers: timing, bus width, mem type                       */
+
+	/* MSC0: nCS(0,1)                                                   */
+	ldr  	r2,	=CFG_MSC0_VAL
+	str  	r2,	[r1, #MSC0_OFFSET]
+	ldr  	r2,	[r1, #MSC0_OFFSET]	/* read back to ensure      */
+						/* that data latches        */
+	/* MSC1: nCS(2,3)                                                   */
+	ldr  	r2,	=CFG_MSC1_VAL
+	str  	r2,	[r1, #MSC1_OFFSET]
+	ldr  	r2,	[r1, #MSC1_OFFSET]
+
+	/* MSC2: nCS(4,5)                                                   */
+	ldr  	r2,	=CFG_MSC2_VAL
+	str  	r2,	[r1, #MSC2_OFFSET]
+	ldr  	r2,	[r1, #MSC2_OFFSET]
+
+	/* ---------------------------------------------------------------- */
+	/* Step 2b: Initialize Card Interface                               */
+	/* ---------------------------------------------------------------- */
+
+	/* MECR: Memory Expansion Card Register                             */
+	ldr  	r2,	=CFG_MECR_VAL
+	str  	r2,	[r1, #MECR_OFFSET]
+	ldr	 	r2,	[r1, #MECR_OFFSET]
+
+	/* MCMEM0: Card Interface slot 0 timing                             */
+	ldr  	r2,	=CFG_MCMEM0_VAL
+	str  	r2,	[r1, #MCMEM0_OFFSET]
+	ldr	 	r2,	[r1, #MCMEM0_OFFSET]
+
+	/* MCMEM1: Card Interface slot 1 timing                             */
+	ldr  	r2,	=CFG_MCMEM1_VAL
+	str  	r2,	[r1, #MCMEM1_OFFSET]
+	ldr	 	r2,	[r1, #MCMEM1_OFFSET]
+
+	/* MCATT0: Card Interface Attribute Space Timing, slot 0            */
+	ldr  	r2,	=CFG_MCATT0_VAL
+	str  	r2,	[r1, #MCATT0_OFFSET]
+	ldr	 	r2,	[r1, #MCATT0_OFFSET]
+
+	/* MCATT1: Card Interface Attribute Space Timing, slot 1            */
+	ldr  	r2, =CFG_MCATT1_VAL
+	str  	r2, [r1, #MCATT1_OFFSET]
+	ldr	 	r2,	[r1, #MCATT1_OFFSET]
+
+	/* MCIO0: Card Interface I/O Space Timing, slot 0                   */
+	ldr  	r2, =CFG_MCIO0_VAL
+	str  	r2, [r1, #MCIO0_OFFSET]
+	ldr	 	r2,	[r1, #MCIO0_OFFSET]
+
+	/* MCIO1: Card Interface I/O Space Timing, slot 1                   */
+	ldr  	r2, =CFG_MCIO1_VAL
+	str  	r2, [r1, #MCIO1_OFFSET]
+	ldr	 	r2,	[r1, #MCIO1_OFFSET]
+
+	/* ---------------------------------------------------------------- */
+	/* Step 2c: Write FLYCNFG  FIXME: what's that???                    */
+	/* ---------------------------------------------------------------- */
+
+
+	/* ---------------------------------------------------------------- */
+	/* Step 2d: Initialize Timing for Sync Memory (SDCLK0)              */
+	/* ---------------------------------------------------------------- */
+
+	/* Before accessing MDREFR we need a valid DRI field, so we set     */
+	/* this to power on defaults + DRI field, set SDRAM clocks free running */
+
+	ldr  	r3, =CFG_MDREFR_VAL
+	ldr  	r2, =0xFFF
+	and  	r3, r3,  r2
+
+	ldr	 	r0,	[r1, #MDREFR_OFFSET]
+	bic	 	r0, r0, r2
+	bic	 	r0, r0, #(MDREFR_K0FREE|MDREFR_K1FREE|MDREFR_K2FREE)
+	orr	 	r0, r0, r3
+
+	str		r0,	[r1, #MDREFR_OFFSET]	/* write back MDREFR        */
+
+
+	/* ---------------------------------------------------------------- */
+	/* Step 3: Initialize Synchronous Static Memory (Flash/Peripherals) */
+	/* ---------------------------------------------------------------- */
+
+	/* Initialize SXCNFG register. Assert the enable bits               */
+
+	/* Write SXMRS to cause an MRS command to all enabled banks of      */
+	/* synchronous static memory. Note that SXLCR need not be written   */
+	/* at this time.                                                    */
+
+	/* FIXME: we use async mode for now                                 */
+
+
+	/* ---------------------------------------------------------------- */
+	/* Step 4: Initialize SDRAM                                         */
+	/* ---------------------------------------------------------------- */
+
+	/* set MDREFR according to user define with exception of a few bits */
+
+	ldr     r4, =CFG_MDREFR_VAL
+	ldr		r2, =(MDREFR_K0RUN|MDREFR_K0DB2|MDREFR_K1RUN|MDREFR_K1DB2|\
+					MDREFR_K2RUN |MDREFR_K2DB2)
+	and		r4, r4, r2
+	bic		r0,	r0,	r2
+	orr		r0, r0, r4
+
+	str     r0, [r1, #MDREFR_OFFSET]    /* write back MDREFR        */
+	ldr     r0, [r1, #MDREFR_OFFSET]
+
+	/* Step 4b: de-assert MDREFR:SLFRSH.                                */
+
+	bic		r0, r0,	#(MDREFR_SLFRSH)
+	str     r0, [r1, #MDREFR_OFFSET]    /* write back MDREFR        */
+	ldr     r0, [r1, #MDREFR_OFFSET]
+
+
+	/* Step 4c: assert MDREFR:E1PIN and E0PIO as desired, set KXFREE  */
+
+	ldr     r4, =CFG_MDREFR_VAL
+	ldr		r2, =(MDREFR_E0PIN|MDREFR_E1PIN|MDREFR_K0FREE| \
+					MDREFR_K1FREE | MDREFR_K2FREE)
+	and		r4, r4, r2
+	orr		r0, r0, r4
+	str     r0, [r1, #MDREFR_OFFSET]    /* write back MDREFR        */
+	ldr     r0, [r1, #MDREFR_OFFSET]
+
+
+	/* Step 4d: write MDCNFG with MDCNFG:DEx deasserted (set to 0), to  */
+	/*          configure but not enable each SDRAM partition pair.     */
+
+	ldr		r4,	=CFG_MDCNFG_VAL
+	bic		r4,	r4,	#(MDCNFG_DE0|MDCNFG_DE1)
+	bic		r4, r4,	#(MDCNFG_DE2|MDCNFG_DE3)
+	str     r4, [r1, #MDCNFG_OFFSET]	/* write back MDCNFG        */
+	ldr     r4, [r1, #MDCNFG_OFFSET]
+
+
+	/* Step 4e: Wait for the clock to the SDRAMs to stabilize,          */
+	/*          100..200 µsec.                                          */
+
+	ldr 	r3, =OSCR			/* reset the OS Timer Count to zero */
+	mov 	r2, #0
+	str 	r2, [r3]
+	ldr 	r4, =0x300			/* really 0x2E1 is about 200usec,   */
+						/* so 0x300 should be plenty        */
+1:
+	ldr 	r2, [r3]
+	cmp 	r4, r2
+	bgt 	1b
+
+
+	/* Step 4f: Trigger a number (usually 8) refresh cycles by          */
+	/*          attempting non-burst read or write accesses to disabled */
+	/*          SDRAM, as commonly specified in the power up sequence   */
+	/*          documented in SDRAM data sheets. The address(es) used   */
+	/*          for this purpose must not be cacheable.                 */
+
+	ldr		r3,	=CFG_DRAM_BASE
+.rept 8
+	str		r2,	[r3]
+.endr
+
+	/* Step 4g: Write MDCNFG with enable bits asserted                  */
+	/*          (MDCNFG:DEx set to 1).                                  */
+
+	ldr     r3, [r1, #MDCNFG_OFFSET]
+	orr	r3,	r3,	#(MDCNFG_DE0|MDCNFG_DE1)
+	str     r3, [r1, #MDCNFG_OFFSET]
+
+	/* Step 4h: Write MDMRS.                                            */
+
+	ldr     r2, =CFG_MDMRS_VAL
+	str     r2, [r1, #MDMRS_OFFSET]
+
+
+	/* We are finished with Intel's memory controller initialisation    */
+
+
+	/* ---------------------------------------------------------------- */
+	/* Disable (mask) all interrupts at interrupt controller            */
+	/* ---------------------------------------------------------------- */
+
+initirqs:
+
+	mov     r1, #0		/* clear int. level register (IRQ, not FIQ) */
+	ldr     r2, =ICLR
+	str     r1, [r2]
+
+	ldr     r2, =ICMR	/* mask all interrupts at the controller    */
+	str     r1, [r2]
+
+
+	/* ---------------------------------------------------------------- */
+	/* Clock initialisation                                             */
+	/* ---------------------------------------------------------------- */
+
+initclks:
+
+	/* Disable the peripheral clocks, and set the core clock frequency  */
+
+	/* Turn Off ALL on-chip peripheral clocks for re-configuration      */
+	/* Note: See label 'ENABLECLKS' for the re-enabling                 */
+	ldr     r1, =CKEN
+	mov     r2, #0
+	str     r2, [r1]
+
+
+	/* default value in case no valid rotary switch setting is found    */
+	ldr     r2, =(CCCR_L27|CCCR_M2|CCCR_N10)  /* DEFAULT: {200/200/100} */
+
+	/* ... and write the core clock config register                     */
+	ldr     r1, =CCCR
+	str     r2, [r1]
+
+#ifdef RTC
+	/* enable the 32Khz oscillator for RTC and PowerManager             */
+
+	ldr     r1, =OSCC
+	mov     r2, #OSCC_OON
+	str     r2, [r1]
+
+	/* NOTE:  spin here until OSCC.OOK get set, meaning the PLL         */
+	/* has settled.                                                     */
+60:
+	ldr     r2, [r1]
+	ands    r2, r2, #1
+	beq     60b
+#endif
+
+	/* ---------------------------------------------------------------- */
+	/*                                                                  */
+	/* ---------------------------------------------------------------- */
+
+	/* Save SDRAM size */
+    ldr     r1, =DRAM_SIZE
+	str   	r8, [r1]
+
+	/* Interrupt init: Mask all interrupts                              */
+    ldr		r0,	=ICMR /* enable no sources */
+	mov 	r1,	#0
+    str 	r1,	[r0]
+
+	/* FIXME */
+
+#define NODEBUG
+#ifdef NODEBUG
+	/*Disable software and data breakpoints */
+	mov		r0,#0
+	mcr		p15,0,r0,c14,c8,0  /* ibcr0 */
+	mcr		p15,0,r0,c14,c9,0  /* ibcr1 */
+	mcr		p15,0,r0,c14,c4,0  /* dbcon */
+
+	/*Enable all debug functionality */
+	mov		r0,#0x80000000
+	mcr		p14,0,r0,c10,c0,0  /* dcsr */
+
+#endif
+
+	/* ---------------------------------------------------------------- */
+	/* End memsetup                                                     */
+	/* ---------------------------------------------------------------- */
+
+endmemsetup:
+
+    mov     pc,	lr
diff --git a/board/cerf250/u-boot.lds b/board/cerf250/u-boot.lds
new file mode 100644
index 000000000..58c371df0
--- /dev/null
+++ b/board/cerf250/u-boot.lds
@@ -0,0 +1,55 @@
+/*
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+	. = 0x00000000;
+
+	. = ALIGN(4);
+	.text      :
+	{
+	  cpu/pxa/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 = .;
+}
diff --git a/board/sbc8240/README b/board/sbc8240/README
index 703565d86..71595b4bf 100644
--- a/board/sbc8240/README
+++ b/board/sbc8240/README
@@ -13,14 +13,14 @@ The supported features of the SBC8240/8245 board are:
 
 Memory Map from CPU point of view:
 
-    Start        Size   Access to
+    Start	 Size	Access to
     -----------------------------------------------------
-    0x00000000   64MB   SDRAM DIMM
-    0xFF000000    4MB   On Board FLASH
-    0xFFF00000  512K    On Board FLASH or SRAM (Configured by jumper)
-    0xFFE00000    8K    EEPROM
-    0xFFE80000    8Bit  LED
-    0xFFF80000    8Bit  UART
+    0x00000000	 64MB	SDRAM DIMM
+    0xFF000000	  4MB	On Board FLASH
+    0xFFF00000	512K	On Board FLASH or SRAM (Configured by jumper)
+    0xFFE00000	  8K	EEPROM
+    0xFFE80000	  8Bit	LED
+    0xFFF80000	  8Bit	UART
 
 
 Setting the board Jumpers & Switches:
@@ -30,27 +30,27 @@ Setting the board Jumpers & Switches:
 
   General Jumpers:
     ____________________________________________
-   |   Jumpers   |   Jumpers    |    Jumpers    |
+   |   Jumpers	 |   Jumpers	|    Jumpers	|
    |-------------|--------------|---------------|
-   |JP1     1-2  | JP14    1-2  | JP27    1-2   |
-   |JP5     Open | JP15    1-2  | JP28    2-3   |
-   |JP8     1-2  | JP16    1-2  | JP33    Open  |
-   |JP9     1-2  | JP17    1-2  | JP37    Close |
-   |JP10    1-2  | JP18    1-2  |               |
-   |JP11    2-3  | JP19    1-2  |               |
-   |JP12    1-2  | JP20    1-2  |               |
-   |JP13    1-2  | JP25    Open |               |
+   |JP1	    1-2	 | JP14	   1-2	| JP27	  1-2	|
+   |JP5	    Open | JP15	   1-2	| JP28	  2-3	|
+   |JP8	    1-2	 | JP16	   1-2	| JP33	  Open	|
+   |JP9	    1-2	 | JP17	   1-2	| JP37	  Close |
+   |JP10    1-2	 | JP18	   1-2	|		|
+   |JP11    2-3	 | JP19	   1-2	|		|
+   |JP12    1-2	 | JP20	   1-2	|		|
+   |JP13    1-2	 | JP25	   Open |		|
    |_____________|______________|_______________|
 
   Bus speed Jumpers:
     _________________________
    | 100MHz Bus | 66 MHz Bus |
    |------------|------------|
-   | JP2    1-2 | JP2    1-2 |
-   | JP3    1-2 | JP3    2-3 |
-   | JP4    1-2 | JP4    2-3 |
-   | JP6    1-2 | JP6    2-3 |
-   | JP7    1-2 | JP7    1-2 |
+   | JP2    1-2 | JP2	 1-2 |
+   | JP3    1-2 | JP3	 2-3 |
+   | JP4    1-2 | JP4	 2-3 |
+   | JP6    1-2 | JP6	 2-3 |
+   | JP7    1-2 | JP7	 1-2 |
    |____________|____________|
 
 
@@ -60,7 +60,7 @@ CPU:   MPC8240 Revision 1.1 at 247.500 MHz: 16 kB I-Cache 16 kB D-Cache
 Board: sbc8240 Revision 255 Local Bus at 99 MHz
 DRAM:  64 MB
 FLASH: 512 kB
-        00  11  8086  1229  0200  00
+	00  11	8086  1229  0200  00
 In:    serial
 Out:   serial
 Err:   serial
@@ -101,8 +101,8 @@ TFTP from server 192.168.193.99; our IP address is 192.168.193.102
 Filename 'vxWorks.st'.
 Load address: 0x1000000
 Loading: #################################################################
-         #################################################################
-         ##############################################################
+	 #################################################################
+	 ##############################################################
 done
 Bytes transferred = 979927 (ef3d7 hex)
 ## Ethernet MAC address not copied to NV RAM
@@ -118,23 +118,23 @@ Adding 2845 symbols for standalone.
  ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
  ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
  ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
-      ]]]]]]]]]]]  ]]]]     ]]]]]]]]]]       ]]              ]]]]         (R)
- ]     ]]]]]]]]]  ]]]]]]     ]]]]]]]]       ]]               ]]]]
- ]]     ]]]]]]]  ]]]]]]]]     ]]]]]] ]     ]]                ]]]]
- ]]]     ]]]]] ]    ]]]  ]     ]]]] ]]]   ]]]]]]]]]  ]]]] ]] ]]]]  ]]   ]]]]]
- ]]]]     ]]]  ]]    ]  ]]]     ]] ]]]]] ]]]]]]   ]] ]]]]]]] ]]]] ]]   ]]]]
- ]]]]]     ]  ]]]]     ]]]]]      ]]]]]]]] ]]]]   ]] ]]]]    ]]]]]]]    ]]]]
- ]]]]]]      ]]]]]     ]]]]]]    ]  ]]]]]  ]]]]   ]] ]]]]    ]]]]]]]]    ]]]]
- ]]]]]]]    ]]]]]  ]    ]]]]]]  ]    ]]]   ]]]]   ]] ]]]]    ]]]] ]]]]    ]]]]
- ]]]]]]]]  ]]]]]  ]]]    ]]]]]]]      ]     ]]]]]]]  ]]]]    ]]]]  ]]]] ]]]]]
+      ]]]]]]]]]]]  ]]]]	    ]]]]]]]]]]	     ]]		     ]]]]	  (R)
+ ]     ]]]]]]]]]  ]]]]]]     ]]]]]]]]	    ]]		     ]]]]
+ ]]	]]]]]]]	 ]]]]]]]]     ]]]]]] ]	   ]]		     ]]]]
+ ]]]	 ]]]]] ]    ]]]	 ]     ]]]] ]]]	  ]]]]]]]]]  ]]]] ]] ]]]]  ]]	]]]]]
+ ]]]]	  ]]]  ]]    ]	]]]	]] ]]]]] ]]]]]]	  ]] ]]]]]]] ]]]] ]]   ]]]]
+ ]]]]]	   ]  ]]]]     ]]]]]	  ]]]]]]]] ]]]]	  ]] ]]]]    ]]]]]]]	]]]]
+ ]]]]]]	     ]]]]]     ]]]]]]	 ]  ]]]]]  ]]]]	  ]] ]]]]    ]]]]]]]]	 ]]]]
+ ]]]]]]]    ]]]]]  ]	]]]]]]	]    ]]]   ]]]]	  ]] ]]]]    ]]]] ]]]]	  ]]]]
+ ]]]]]]]]  ]]]]]  ]]]	 ]]]]]]]      ]	    ]]]]]]]  ]]]]    ]]]]  ]]]] ]]]]]
  ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]
- ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]       Development System
+ ]]]]]]]]]]]]]]]]]]]]]]]]]]]]]	     Development System
  ]]]]]]]]]]]]]]]]]]]]]]]]]]]]
- ]]]]]]]]]]]]]]]]]]]]]]]]]]]       VxWorks version 5.5.1
- ]]]]]]]]]]]]]]]]]]]]]]]]]]       KERNEL: WIND version 2.6
- ]]]]]]]]]]]]]]]]]]]]]]]]]       Copyright Wind River Systems, Inc., 1984-2003
+ ]]]]]]]]]]]]]]]]]]]]]]]]]]]	   VxWorks version 5.5.1
+ ]]]]]]]]]]]]]]]]]]]]]]]]]]	  KERNEL: WIND version 2.6
+ ]]]]]]]]]]]]]]]]]]]]]]]]]	 Copyright Wind River Systems, Inc., 1984-2003
 
-                               CPU: MPC8240 -- Wind River BSP. SBC8240 Board.  Processor #0.
-                              Memory Size: 0x2000000.  BSP version 1.2/28.
+			       CPU: MPC8240 -- Wind River BSP. SBC8240 Board.  Processor #0.
+			      Memory Size: 0x2000000.  BSP version 1.2/28.
 
 ->
diff --git a/include/common.h b/include/common.h
index 8ab84326b..02efba3c7 100644
--- a/include/common.h
+++ b/include/common.h
@@ -468,7 +468,7 @@ ulong	vfd_setmem (ulong);
 /* $(CPU)/.../video.c */
 ulong	video_setmem (ulong);
 
-/* ppc/cache.c */
+/* lib_$(ARCH)/cache.c */
 void	flush_cache   (unsigned long, unsigned long);
 
 
diff --git a/include/configs/cerf250.h b/include/configs/cerf250.h
new file mode 100644
index 000000000..6a136d541
--- /dev/null
+++ b/include/configs/cerf250.h
@@ -0,0 +1,220 @@
+/*
+ * (C) Copyright 2002
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * Configuation settings for the CERF250 board.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * If we are developing, we might want to start armboot from ram
+ * so we MUST NOT initialize critical regs like mem-timing ...
+ */
+#define CONFIG_INIT_CRITICAL
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+#define CONFIG_PXA250		1	/* This is an PXA250 CPU    */
+#define CONFIG_CERF250		1	/* on Cerf PXA Board	    */
+#define BOARD_LATE_INIT		1
+#define CONFIG_BAUDRATE		38400
+
+#undef 	CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff */
+
+/*
+ * Size of malloc() pool
+ */
+#define CFG_MALLOC_LEN	    (CFG_ENV_SIZE + 128*1024)
+#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */
+
+/*
+ * Hardware drivers
+ */
+#define CONFIG_DRIVER_SMC91111
+#define CONFIG_SMC91111_BASE 0x04000300
+#define CONFIG_SMC_USE_32_BIT
+
+/*
+ * select serial console configuration
+ */
+#define CONFIG_FFUART	     1	/* we use FFUART on CERF PXA */
+
+/* allow to overwrite serial and ethaddr */
+#define CONFIG_ENV_OVERWRITE
+#define CONFIG_COMMANDS		(CONFIG_CMD_DFL)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#define CONFIG_BOOTDELAY	3
+#define CONFIG_ETHADDR		00:D0:CA:F1:3C:D2
+#define CONFIG_NETMASK		255.255.255.0
+#define CONFIG_IPADDR		192.168.0.5
+#define CONFIG_SERVERIP		192.168.0.2
+#define CONFIG_BOOTCOMMAND	"bootm 0xC0000"
+#define CONFIG_BOOTARGS		"root=/dev/mtdblock3 rootfstype=jffs2 console=ttyS0,38400"
+#define CONFIG_CMDLINE_TAG
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */
+#endif
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_HUSH_PARSER		1
+#define CFG_PROMPT_HUSH_PS2	"> "
+
+#define CFG_LONGHELP					/* undef to save memory		*/
+#ifdef CFG_HUSH_PARSER
+#define CFG_PROMPT			"uboot$ "	/* Monitor Command Prompt */
+#else
+#define CFG_PROMPT			"=> "		/* Monitor Command Prompt */
+#endif
+#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_DEVICE_NULLDEV	1
+
+#define CFG_MEMTEST_START	0xa0400000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0xa0800000	/* 4 ... 8 MB in DRAM	*/
+
+#undef	CFG_CLKS_IN_HZ
+
+#define CFG_LOAD_ADDR		0xa2000000	/* default load address */
+
+#define CFG_HZ				3686400		/* incrementer freq: 3.6864 MHz */
+#define CFG_CPUSPEED		0x141		/* set core clock to 400/200/100 MHz */
+
+#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	4	   		/* we have 2 banks of DRAM */
+#define PHYS_SDRAM_1			0xa0000000 	/* SDRAM Bank #1 */
+#define PHYS_SDRAM_1_SIZE		0x04000000 	/* 64 MB */
+#define PHYS_SDRAM_2			0xa4000000 	/* SDRAM Bank #2 */
+#define PHYS_SDRAM_2_SIZE		0x00000000 	/* 0 MB */
+#define PHYS_SDRAM_3			0xa8000000 	/* SDRAM Bank #3 */
+#define PHYS_SDRAM_3_SIZE		0x00000000 	/* 0 MB */
+#define PHYS_SDRAM_4			0xac000000 	/* SDRAM Bank #4 */
+#define PHYS_SDRAM_4_SIZE		0x00000000 	/* 0 MB */
+
+#define PHYS_FLASH_1			0x00000000 	/* Flash Bank #1 */
+#define PHYS_FLASH_2			0x04000000 	/* Flash Bank #2 */
+#define PHYS_FLASH_SIZE			0x02000000 	/* 32 MB */
+#define PHYS_FLASH_BANK_SIZE		0x02000000 	/* 32 MB Banks */
+#define PHYS_FLASH_SECT_SIZE		0x00040000 	/* 256 KB sectors (x2) */
+
+#define CFG_DRAM_BASE			0xa0000000
+#define CFG_DRAM_SIZE			0x04000000
+
+#define CFG_FLASH_BASE			PHYS_FLASH_1
+
+/*
+ * GPIO settings
+ */
+
+
+#define CFG_GPSR0_VAL		0x00408030
+#define CFG_GPSR1_VAL		0x00BFA882
+#define CFG_GPSR2_VAL		0x0001C000
+#define CFG_GPCR0_VAL		0xC0031100
+#define CFG_GPCR1_VAL		0xFC400300
+#define CFG_GPCR2_VAL		0x00003FFF
+#define CFG_GPDR0_VAL		0xC0439330
+#define CFG_GPDR1_VAL		0xFCFFAB82
+#define CFG_GPDR2_VAL		0x0001FFFF
+#define CFG_GAFR0_L_VAL		0x80000000
+#define CFG_GAFR0_U_VAL		0xA5000010
+#define CFG_GAFR1_L_VAL		0x60008018
+#define CFG_GAFR1_U_VAL		0xAAA5AAAA
+#define CFG_GAFR2_L_VAL		0xAAA0000A
+#define CFG_GAFR2_U_VAL		0x00000002
+
+#define CFG_PSSR_VAL		0x20
+
+/*
+ * Memory settings
+ */
+#define CFG_MSC0_VAL		0x12447FF0
+#define CFG_MSC1_VAL		0x12BC5554
+#define CFG_MSC2_VAL		0x7FF97FF1
+#define CFG_MDCNFG_VAL		0x00001AC9
+#define CFG_MDREFR_VAL		0x03CDC017
+#define CFG_MDMRS_VAL		0x00000000
+
+/*
+ * PCMCIA and CF Interfaces
+ */
+#define CFG_MECR_VAL		0x00000000
+#define CFG_MCMEM0_VAL		0x00010504
+#define CFG_MCMEM1_VAL		0x00010504
+#define CFG_MCATT0_VAL		0x00010504
+#define CFG_MCATT1_VAL		0x00010504
+#define CFG_MCIO0_VAL		0x00004715
+#define CFG_MCIO1_VAL		0x00004715
+
+#define _LED			0x08000010	/*check this */
+#define LED_BLANK		0x08000040
+#define LED_GPIO		0x10
+
+/*
+ * FLASH and environment organization
+ */
+#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
+#define CFG_MAX_FLASH_SECT	128  	/* max number of sectors on one chip    */
+
+/* timeout values are in ticks */
+#define CFG_FLASH_ERASE_TOUT	(25*CFG_HZ) /* Timeout for Flash Erase */
+#define CFG_FLASH_WRITE_TOUT	(25*CFG_HZ) /* Timeout for Flash Write */
+
+#define CFG_MONITOR_LEN		0x40000		/* 256 KiB */
+#define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_ADDR		(PHYS_FLASH_1 + CFG_MONITOR_LEN)
+#define CFG_ENV_SIZE		0x40000	/* Total Size of Environment Sector	*/
+
+
+#endif	/* __CONFIG_H */