BUBINGA405EP board added (IBM PPC405EP Eval Board).

9 files changed, 1755 insertions, 0 deletions

diff --git a/board/bubinga405ep/Makefile b/board/bubinga405ep/Makefile
new file mode 100644
index 0000000..12b2fa8
--- /dev/null
+++ b/board/bubinga405ep/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	= $(BOARD).o flash.o
+SOBJS	= init.o
+
+$(LIB):	$(OBJS) $(SOBJS)
+	$(AR) crv $@ $^
+
+clean:
+	rm -f $(SOBJS) $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend:	Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+		$(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################
diff --git a/board/bubinga405ep/bubinga405ep.c b/board/bubinga405ep/bubinga405ep.c
new file mode 100644
index 0000000..eb9baf4
--- /dev/null
+++ b/board/bubinga405ep/bubinga405ep.c
@@ -0,0 +1,126 @@
+/*
+ * (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
+ */
+long int spd_sdram (void);
+
+#include <common.h>
+#include "bubinga405ep.h"
+#include <asm/processor.h>
+
+
+int board_pre_init (void)
+{
+	mtdcr (uicsr, 0xFFFFFFFF);      /* clear all ints */
+	mtdcr (uicer, 0x00000000);      /* disable all ints */
+	mtdcr (uiccr, 0x00000010);
+	mtdcr (uicpr, 0xFFFF7FF0);      /* set int polarities */
+	mtdcr (uictr, 0x00000010);      /* set int trigger levels */
+	mtdcr (uicsr, 0xFFFFFFFF);      /* clear all ints */
+
+#if 0
+#define mtebc(reg, data)  mtdcr(ebccfga,reg);mtdcr(ebccfgd,data)
+    /* CS1 */
+	/* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */
+	mtebc (pb1ap, 0x02815480);
+	mtebc (pb1cr, 0xF0018000);
+
+	p = (unsigned int*)0xEF600708;
+	t = *p;
+	t = t | 0x00000400;
+	*p = t;
+
+	/* BAS=0xF01,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */
+	mtebc (pb2ap, 0x04815A80);
+	mtebc (pb2cr, 0xF0118000);
+
+	/* BAS=0xF02,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */
+	mtebc (pb3ap, 0x01815280);
+	mtebc (pb3cr, 0xF0218000);
+
+	/* BAS=0xF03,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */
+	mtebc (pb7ap, 0x01815280);
+	mtebc (pb7cr, 0xF0318000);
+
+
+	/* set UART1 control to select CTS/RTS */
+#define FPGA_BRDC       0xF0300004
+	*(volatile char *) (FPGA_BRDC) |= 0x1;
+
+#endif
+
+	return 0;
+}
+
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Check Board Identity:
+ */
+
+int checkboard (void)
+{
+	unsigned char *s = getenv ("serial#");
+	unsigned char *e;
+
+	puts ("Board: ");
+
+	if (!s || strncmp (s, "BUBINGA405EP", 9)) {
+		puts ("### No HW ID - assuming WALNUT405");
+	} else {
+		for (e = s; *e; ++e) {
+			if (*e == ' ')
+				break;
+		}
+		for (; s < e; ++s) {
+			putc (*s);
+		}
+	}
+	putc ('\n');
+
+	return (0);
+}
+
+
+/* -------------------------------------------------------------------------
+  initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
+  the necessary info for SDRAM controller configuration
+   ------------------------------------------------------------------------- */
+long int initdram (int board_type)
+{
+	long int ret;
+
+	ret = spd_sdram ();
+	return ret;
+}
+
+/* ------------------------------------------------------------------------- */
+
+int testdram (void)
+{
+	/* TODO: XXX XXX XXX */
+	printf ("test: xxx MB - ok\n");
+
+	return (0);
+}
+
+/* ------------------------------------------------------------------------- */
diff --git a/board/bubinga405ep/bubinga405ep.h b/board/bubinga405ep/bubinga405ep.h
new file mode 100644
index 0000000..5fc313a
--- /dev/null
+++ b/board/bubinga405ep/bubinga405ep.h
@@ -0,0 +1,44 @@
+/*
+ * (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
+ */
+
+/****************************************************************************
+ * FLASH Memory Map as used by TQ Monitor:
+ *
+ *                          Start Address    Length
+ * +-----------------------+ 0x4000_0000     Start of Flash -----------------
+ * | MON8xx code           | 0x4000_0100     Reset Vector
+ * +-----------------------+ 0x400?_????
+ * | (unused)              |
+ * +-----------------------+ 0x4001_FF00
+ * | Ethernet Addresses    |                 0x78
+ * +-----------------------+ 0x4001_FF78
+ * | (Reserved for MON8xx) |                 0x44
+ * +-----------------------+ 0x4001_FFBC
+ * | Lock Address          |                 0x04
+ * +-----------------------+ 0x4001_FFC0                     ^
+ * | Hardware Information  |                 0x40            | MON8xx
+ * +=======================+ 0x4002_0000 (sector border)    -----------------
+ * | Autostart Header      |                                 | Applications
+ * | ...                   |                                 v
+ *
+ *****************************************************************************/
diff --git a/board/bubinga405ep/config.mk b/board/bubinga405ep/config.mk
new file mode 100644
index 0000000..8426bb3
--- /dev/null
+++ b/board/bubinga405ep/config.mk
@@ -0,0 +1,29 @@
+#
+# (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
+#
+
+#
+# esd ADCIOP boards
+#
+
+#TEXT_BASE = 0xFFFE0000
+TEXT_BASE = 0xFFF80000
diff --git a/board/bubinga405ep/flash.c b/board/bubinga405ep/flash.c
new file mode 100644
index 0000000..f93dcd4
--- /dev/null
+++ b/board/bubinga405ep/flash.c
@@ -0,0 +1,737 @@
+/*
+ * (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
+ */
+
+/*
+ * Modified 4/5/2001
+ * Wait for completion of each sector erase command issued
+ * 4/5/2001
+ * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com
+ */
+
+#include <common.h>
+#include <ppc4xx.h>
+#include <asm/processor.h>
+
+flash_info_t	flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips	*/
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+static ulong flash_get_size (vu_long *addr, flash_info_t *info);
+static int write_word (flash_info_t *info, ulong dest, ulong data);
+static void flash_get_offsets (ulong base, flash_info_t *info);
+
+#ifdef CONFIG_ADCIOP
+#define ADDR0           0x0aa9
+#define ADDR1           0x0556
+#define FLASH_WORD_SIZE unsigned char
+#endif
+
+#ifdef CONFIG_CPCI405
+#define ADDR0           0x5555
+#define ADDR1           0x2aaa
+#define FLASH_WORD_SIZE unsigned short
+#endif
+
+#ifdef CONFIG_WALNUT405
+#define ADDR0           0x5555
+#define ADDR1           0x2aaa
+#define FLASH_WORD_SIZE unsigned char
+#endif
+
+#ifdef CONFIG_BUBINGA405EP
+#define ADDR0           0x5555
+#define ADDR1           0x2aaa
+#define FLASH_WORD_SIZE unsigned char
+#endif
+
+
+/*-----------------------------------------------------------------------
+ */
+
+unsigned long flash_init (void)
+{
+	unsigned long size_b0, size_b1;
+	int i;
+        uint pbcr;
+        unsigned long base_b0, base_b1;
+
+	/* Init: no FLASHes known */
+	for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
+		flash_info[i].flash_id = FLASH_UNKNOWN;
+	}
+
+	/* Static FLASH Bank configuration here - FIXME XXX */
+
+	size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
+
+	if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+		printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
+			size_b0, size_b0<<20);
+	}
+
+	/* Only one bank */
+	if (CFG_MAX_FLASH_BANKS == 1)
+	  {
+	    /* Setup offsets */
+	    flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
+
+	    /* Monitor protection ON by default */
+	    (void)flash_protect(FLAG_PROTECT_SET,
+				FLASH_BASE0_PRELIM,
+				FLASH_BASE0_PRELIM+CFG_MONITOR_LEN-1,
+				&flash_info[0]);
+	    size_b1 = 0 ;
+	    flash_info[0].size = size_b0;
+	  }
+
+	/* 2 banks */
+	else
+	  {
+	    size_b1 = flash_get_size((vu_long *)FLASH_BASE1_PRELIM, &flash_info[1]);
+
+	    /* Re-do sizing to get full correct info */
+
+	    if (size_b1)
+	      {
+		mtdcr(ebccfga, pb0cr);
+		pbcr = mfdcr(ebccfgd);
+		mtdcr(ebccfga, pb0cr);
+		base_b1 = -size_b1;
+		pbcr = (pbcr & 0x0001ffff) | base_b1 | (((size_b1/1024/1024)-1)<<17);
+		mtdcr(ebccfgd, pbcr);
+		/*          printf("pb1cr = %x\n", pbcr); */
+	      }
+
+	    if (size_b0)
+	      {
+		mtdcr(ebccfga, pb1cr);
+		pbcr = mfdcr(ebccfgd);
+		mtdcr(ebccfga, pb1cr);
+		base_b0 = base_b1 - size_b0;
+		pbcr = (pbcr & 0x0001ffff) | base_b0 | (((size_b0/1024/1024)-1)<<17);
+		mtdcr(ebccfgd, pbcr);
+		/*            printf("pb0cr = %x\n", pbcr); */
+	      }
+
+	    size_b0 = flash_get_size((vu_long *)base_b0, &flash_info[0]);
+
+	    flash_get_offsets (base_b0, &flash_info[0]);
+
+	    /* monitor protection ON by default */
+	    (void)flash_protect(FLAG_PROTECT_SET,
+				base_b0+size_b0-CFG_MONITOR_LEN,
+				base_b0+size_b0-1,
+				&flash_info[0]);
+
+	    if (size_b1) {
+	      /* Re-do sizing to get full correct info */
+	      size_b1 = flash_get_size((vu_long *)base_b1, &flash_info[1]);
+
+	      flash_get_offsets (base_b1, &flash_info[1]);
+
+	      /* monitor protection ON by default */
+	      (void)flash_protect(FLAG_PROTECT_SET,
+				  base_b1+size_b1-CFG_MONITOR_LEN,
+				  base_b1+size_b1-1,
+				  &flash_info[1]);
+	      /* monitor protection OFF by default (one is enough) */
+	      (void)flash_protect(FLAG_PROTECT_CLEAR,
+				  base_b0+size_b0-CFG_MONITOR_LEN,
+				  base_b0+size_b0-1,
+				  &flash_info[0]);
+	    } else {
+	      flash_info[1].flash_id = FLASH_UNKNOWN;
+	      flash_info[1].sector_count = -1;
+	    }
+
+	    flash_info[0].size = size_b0;
+	    flash_info[1].size = size_b1;
+	  }/* else 2 banks */
+	return (size_b0 + size_b1);
+}
+
+
+
+/*-----------------------------------------------------------------------
+ */
+static void flash_get_offsets (ulong base, flash_info_t *info)
+{
+	int i;
+
+	/* set up sector start address table */
+        if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
+	    (info->flash_id  == FLASH_AM040)){
+	    for (i = 0; i < info->sector_count; i++)
+		info->start[i] = base + (i * 0x00010000);
+        } else {
+	    if (info->flash_id & FLASH_BTYPE) {
+		/* set sector offsets for bottom boot block type	*/
+		info->start[0] = base + 0x00000000;
+		info->start[1] = base + 0x00004000;
+		info->start[2] = base + 0x00006000;
+		info->start[3] = base + 0x00008000;
+		for (i = 4; i < info->sector_count; i++) {
+			info->start[i] = base + (i * 0x00010000) - 0x00030000;
+		}
+	    } else {
+		/* set sector offsets for top boot block type		*/
+		i = info->sector_count - 1;
+		info->start[i--] = base + info->size - 0x00004000;
+		info->start[i--] = base + info->size - 0x00006000;
+		info->start[i--] = base + info->size - 0x00008000;
+		for (; i >= 0; i--) {
+			info->start[i] = base + i * 0x00010000;
+		}
+	    }
+	}
+}
+
+/*-----------------------------------------------------------------------
+ */
+void flash_print_info  (flash_info_t *info)
+{
+	int i;
+        int k;
+        int size;
+        int erased;
+        volatile unsigned long *flash;
+
+	if (info->flash_id == FLASH_UNKNOWN) {
+		printf ("missing or unknown FLASH type\n");
+		return;
+	}
+
+	switch (info->flash_id & FLASH_VENDMASK) {
+	case FLASH_MAN_AMD:	printf ("AMD ");		break;
+	case FLASH_MAN_FUJ:	printf ("FUJITSU ");		break;
+	case FLASH_MAN_SST:	printf ("SST ");		break;
+	default:		printf ("Unknown Vendor ");	break;
+	}
+
+	switch (info->flash_id & FLASH_TYPEMASK) {
+	case FLASH_AM040:	printf ("AM29F040 (512 Kbit, uniform sector size)\n");
+				break;
+	case FLASH_AM400B:	printf ("AM29LV400B (4 Mbit, bottom boot sect)\n");
+				break;
+	case FLASH_AM400T:	printf ("AM29LV400T (4 Mbit, top boot sector)\n");
+				break;
+	case FLASH_AM800B:	printf ("AM29LV800B (8 Mbit, bottom boot sect)\n");
+				break;
+	case FLASH_AM800T:	printf ("AM29LV800T (8 Mbit, top boot sector)\n");
+				break;
+	case FLASH_AM160B:	printf ("AM29LV160B (16 Mbit, bottom boot sect)\n");
+				break;
+	case FLASH_AM160T:	printf ("AM29LV160T (16 Mbit, top boot sector)\n");
+				break;
+	case FLASH_AM320B:	printf ("AM29LV320B (32 Mbit, bottom boot sect)\n");
+				break;
+	case FLASH_AM320T:	printf ("AM29LV320T (32 Mbit, top boot sector)\n");
+				break;
+	case FLASH_SST800A:	printf ("SST39LF/VF800 (8 Mbit, uniform sector size)\n");
+				break;
+	case FLASH_SST160A:	printf ("SST39LF/VF160 (16 Mbit, uniform sector size)\n");
+				break;
+	default:		printf ("Unknown Chip Type\n");
+				break;
+	}
+
+	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) {
+                /*
+                 * Check if whole sector is erased
+                 */
+                if (i != (info->sector_count-1))
+                  size = info->start[i+1] - info->start[i];
+                else
+                  size = info->start[0] + info->size - info->start[i];
+                erased = 1;
+                flash = (volatile unsigned long *)info->start[i];
+                size = size >> 2;        /* divide by 4 for longword access */
+                for (k=0; k<size; k++)
+                  {
+                    if (*flash++ != 0xffffffff)
+                      {
+                        erased = 0;
+                        break;
+                      }
+                  }
+
+		if ((i % 5) == 0)
+			printf ("\n   ");
+#if 0 /* test-only */
+		printf (" %08lX%s",
+			info->start[i],
+			info->protect[i] ? " (RO)" : "     "
+#else
+		printf (" %08lX%s%s",
+			info->start[i],
+			erased ? " E" : "  ",
+			info->protect[i] ? "RO " : "   "
+#endif
+		);
+	}
+	printf ("\n");
+	return;
+}
+
+/*-----------------------------------------------------------------------
+ */
+
+
+/*-----------------------------------------------------------------------
+ */
+
+/*
+ * The following code cannot be run from FLASH!
+ */
+static ulong flash_get_size (vu_long *addr, flash_info_t *info)
+{
+	short i;
+	FLASH_WORD_SIZE value;
+	ulong base = (ulong)addr;
+        volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)addr;
+
+	/* Write auto select command: read Manufacturer ID */
+	addr2[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+	addr2[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+	addr2[ADDR0] = (FLASH_WORD_SIZE)0x00900090;
+
+#ifdef CONFIG_ADCIOP
+	value = addr2[2];
+#else
+	value = addr2[0];
+#endif
+
+	switch (value) {
+	case (FLASH_WORD_SIZE)AMD_MANUFACT:
+		info->flash_id = FLASH_MAN_AMD;
+		break;
+	case (FLASH_WORD_SIZE)FUJ_MANUFACT:
+		info->flash_id = FLASH_MAN_FUJ;
+		break;
+	case (FLASH_WORD_SIZE)SST_MANUFACT:
+		info->flash_id = FLASH_MAN_SST;
+		break;
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		info->sector_count = 0;
+		info->size = 0;
+		return (0);			/* no or unknown flash	*/
+	}
+
+#ifdef CONFIG_ADCIOP
+	value = addr2[0];			/* device ID		*/
+        /*        printf("\ndev_code=%x\n", value); */
+#else
+	value = addr2[1];			/* device ID		*/
+#endif
+
+	switch (value) {
+	case (FLASH_WORD_SIZE)AMD_ID_F040B:
+	        info->flash_id += FLASH_AM040;
+		info->sector_count = 8;
+		info->size = 0x0080000; /* => 512 ko */
+		break;
+	case (FLASH_WORD_SIZE)AMD_ID_LV400T:
+		info->flash_id += FLASH_AM400T;
+		info->sector_count = 11;
+		info->size = 0x00080000;
+		break;				/* => 0.5 MB		*/
+
+	case (FLASH_WORD_SIZE)AMD_ID_LV400B:
+		info->flash_id += FLASH_AM400B;
+		info->sector_count = 11;
+		info->size = 0x00080000;
+		break;				/* => 0.5 MB		*/
+
+	case (FLASH_WORD_SIZE)AMD_ID_LV800T:
+		info->flash_id += FLASH_AM800T;
+		info->sector_count = 19;
+		info->size = 0x00100000;
+		break;				/* => 1 MB		*/
+
+	case (FLASH_WORD_SIZE)AMD_ID_LV800B:
+		info->flash_id += FLASH_AM800B;
+		info->sector_count = 19;
+		info->size = 0x00100000;
+		break;				/* => 1 MB		*/
+
+	case (FLASH_WORD_SIZE)AMD_ID_LV160T:
+		info->flash_id += FLASH_AM160T;
+		info->sector_count = 35;
+		info->size = 0x00200000;
+		break;				/* => 2 MB		*/
+
+	case (FLASH_WORD_SIZE)AMD_ID_LV160B:
+		info->flash_id += FLASH_AM160B;
+		info->sector_count = 35;
+		info->size = 0x00200000;
+		break;				/* => 2 MB		*/
+#if 0	/* enable when device IDs are available */
+	case (FLASH_WORD_SIZE)AMD_ID_LV320T:
+		info->flash_id += FLASH_AM320T;
+		info->sector_count = 67;
+		info->size = 0x00400000;
+		break;				/* => 4 MB		*/
+
+	case (FLASH_WORD_SIZE)AMD_ID_LV320B:
+		info->flash_id += FLASH_AM320B;
+		info->sector_count = 67;
+		info->size = 0x00400000;
+		break;				/* => 4 MB		*/
+#endif
+	case (FLASH_WORD_SIZE)SST_ID_xF800A:
+		info->flash_id += FLASH_SST800A;
+		info->sector_count = 16;
+		info->size = 0x00100000;
+		break;				/* => 1 MB		*/
+
+	case (FLASH_WORD_SIZE)SST_ID_xF160A:
+		info->flash_id += FLASH_SST160A;
+		info->sector_count = 32;
+		info->size = 0x00200000;
+		break;				/* => 2 MB		*/
+
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		return (0);			/* => no or unknown flash */
+
+	}
+
+	/* set up sector start address table */
+        if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
+	    (info->flash_id  == FLASH_AM040)){
+	    for (i = 0; i < info->sector_count; i++)
+		info->start[i] = base + (i * 0x00010000);
+        } else {
+	    if (info->flash_id & FLASH_BTYPE) {
+		/* set sector offsets for bottom boot block type	*/
+		info->start[0] = base + 0x00000000;
+		info->start[1] = base + 0x00004000;
+		info->start[2] = base + 0x00006000;
+		info->start[3] = base + 0x00008000;
+		for (i = 4; i < info->sector_count; i++) {
+			info->start[i] = base + (i * 0x00010000) - 0x00030000;
+		}
+	    } else {
+		/* set sector offsets for top boot block type		*/
+		i = info->sector_count - 1;
+		info->start[i--] = base + info->size - 0x00004000;
+		info->start[i--] = base + info->size - 0x00006000;
+		info->start[i--] = base + info->size - 0x00008000;
+		for (; i >= 0; i--) {
+			info->start[i] = base + i * 0x00010000;
+		}
+	    }
+	}
+
+	/* 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 */
+#ifdef CONFIG_ADCIOP
+		addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]);
+		info->protect[i] = addr2[4] & 1;
+#else
+		addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]);
+                if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
+                  info->protect[i] = 0;
+                else
+                  info->protect[i] = addr2[2] & 1;
+#endif
+	}
+
+	/*
+	 * Prevent writes to uninitialized FLASH.
+	 */
+	if (info->flash_id != FLASH_UNKNOWN) {
+#if 0 /* test-only */
+#ifdef CONFIG_ADCIOP
+		addr2 = (volatile unsigned char *)info->start[0];
+                addr2[ADDR0] = 0xAA;
+                addr2[ADDR1] = 0x55;
+                addr2[ADDR0] = 0xF0;  /* reset bank */
+#else
+		addr2 = (FLASH_WORD_SIZE *)info->start[0];
+		*addr2 = (FLASH_WORD_SIZE)0x00F000F0;	/* reset bank */
+#endif
+#else /* test-only */
+		addr2 = (FLASH_WORD_SIZE *)info->start[0];
+		*addr2 = (FLASH_WORD_SIZE)0x00F000F0;	/* reset bank */
+#endif /* test-only */
+	}
+
+	return (info->size);
+}
+
+int wait_for_DQ7(flash_info_t *info, int sect)
+{
+	ulong start, now, last;
+	volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]);
+
+	start = get_timer (0);
+    last  = start;
+    while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (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	flash_erase (flash_info_t *info, int s_first, int s_last)
+{
+	volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[0]);
+	volatile FLASH_WORD_SIZE *addr2;
+	int flag, prot, sect, l_sect;
+	int i;
+
+	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!\n",
+			prot);
+	} else {
+		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 = (FLASH_WORD_SIZE *)(info->start[sect]);
+		    printf("Erasing sector %p\n", addr2);	/* CLH */
+
+		    if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
+			addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+			addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+			addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
+			addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+			addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+			addr2[0] = (FLASH_WORD_SIZE)0x00500050;  /* block erase */
+			for (i=0; i<50; i++)
+				udelay(1000);  /* wait 1 ms */
+		    } else {
+			addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+			addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+			addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
+			addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
+			addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
+			addr2[0] = (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)!!
+		     */
+		    wait_for_DQ7(info, sect);
+		}
+	}
+
+	/* re-enable interrupts if necessary */
+	if (flag)
+		enable_interrupts();
+
+	/* wait at least 80us - let's wait 1 ms */
+	udelay (1000);
+
+#if 0
+	/*
+	 * We wait for the last triggered sector
+	 */
+	if (l_sect < 0)
+		goto DONE;
+	wait_for_DQ7(info, l_sect);
+
+DONE:
+#endif
+	/* reset to read mode */
+	addr = (FLASH_WORD_SIZE *)info->start[0];
+	addr[0] = (FLASH_WORD_SIZE)0x00F000F0;	/* reset bank */
+
+	printf (" done\n");
+	return 0;
+}
+
+/*-----------------------------------------------------------------------
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+
+int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+{
+	ulong cp, wp, data;
+	int i, l, rc;
+
+	wp = (addr & ~3);	/* get lower word aligned address */
+
+	/*
+	 * handle unaligned start bytes
+	 */
+	if ((l = addr - wp) != 0) {
+		data = 0;
+		for (i=0, cp=wp; i<l; ++i, ++cp) {
+			data = (data << 8) | (*(uchar *)cp);
+		}
+		for (; i<4 && cnt>0; ++i) {
+			data = (data << 8) | *src++;
+			--cnt;
+			++cp;
+		}
+		for (; cnt==0 && i<4; ++i, ++cp) {
+			data = (data << 8) | (*(uchar *)cp);
+		}
+
+		if ((rc = write_word(info, wp, data)) != 0) {
+			return (rc);
+		}
+		wp += 4;
+	}
+
+	/*
+	 * handle word aligned part
+	 */
+	while (cnt >= 4) {
+		data = 0;
+		for (i=0; i<4; ++i) {
+			data = (data << 8) | *src++;
+		}
+		if ((rc = write_word(info, wp, data)) != 0) {
+			return (rc);
+		}
+		wp  += 4;
+		cnt -= 4;
+	}
+
+	if (cnt == 0) {
+		return (0);
+	}
+
+	/*
+	 * handle unaligned tail bytes
+	 */
+	data = 0;
+	for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
+		data = (data << 8) | *src++;
+		--cnt;
+	}
+	for (; i<4; ++i, ++cp) {
+		data = (data << 8) | (*(uchar *)cp);
+	}
+
+	return (write_word(info, wp, data));
+}
+
+/*-----------------------------------------------------------------------
+ * Write a word to Flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+static int write_word (flash_info_t * info, ulong dest, ulong data)
+{
+	volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) (info->start[0]);
+	volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest;
+	volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data;
+	ulong start;
+	int i;
+
+	/* Check if Flash is (sufficiently) erased */
+	if ((*((volatile FLASH_WORD_SIZE *) dest) &
+	    (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) {
+		return (2);
+	}
+
+	for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) {
+		int flag;
+
+		/* Disable interrupts which might cause a timeout here */
+		flag = disable_interrupts ();
+
+		addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+		addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+		addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0;
+
+		dest2[i] = data2[i];
+
+		/* re-enable interrupts if necessary */
+		if (flag)
+			enable_interrupts ();
+
+		/* data polling for D7 */
+		start = get_timer (0);
+		while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) !=
+		       (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) {
+
+			if (get_timer (start) > CFG_FLASH_WRITE_TOUT) {
+				return (1);
+			}
+		}
+	}
+
+	return (0);
+}
+
+/*-----------------------------------------------------------------------
+ */
diff --git a/board/bubinga405ep/init.S b/board/bubinga405ep/init.S
new file mode 100644
index 0000000..12c51e8
--- /dev/null
+++ b/board/bubinga405ep/init.S
@@ -0,0 +1,55 @@
+/*------------------------------------------------------------------------------+ */
+/* */
+/*       This source code has been made available to you by IBM on an AS-IS */
+/*       basis.  Anyone receiving this source is licensed under IBM */
+/*       copyrights to use it in any way he or she deems fit, including */
+/*       copying it, modifying it, compiling it, and redistributing it either */
+/*       with or without modifications.  No license under IBM patents or */
+/*       patent applications is to be implied by the copyright license. */
+/* */
+/*       Any user of this software should understand that IBM cannot provide */
+/*       technical support for this software and will not be responsible for */
+/*       any consequences resulting from the use of this software. */
+/* */
+/*       Any person who transfers this source code or any derivative work */
+/*       must include the IBM copyright notice, this paragraph, and the */
+/*       preceding two paragraphs in the transferred software. */
+/* */
+/*       COPYRIGHT   I B M   CORPORATION 1995 */
+/*       LICENSED MATERIAL  -  PROGRAM PROPERTY OF I B M */
+/*------------------------------------------------------------------------------- */
+
+/*----------------------------------------------------------------------------- */
+/* Function:     ext_bus_cntlr_init */
+/* Description:  Initializes the External Bus Controller for the external */
+/*		peripherals. IMPORTANT: For pass1 this code must run from */
+/*		cache since you can not reliably change a peripheral banks */
+/*		timing register (pbxap) while running code from that bank. */
+/*		For ex., since we are running from ROM on bank 0, we can NOT */
+/*		execute the code that modifies bank 0 timings from ROM, so */
+/*		we run it from cache. */
+/*	Bank 0 - Flash and SRAM */
+/*	Bank 1 - NVRAM/RTC */
+/*	Bank 2 - Keyboard/Mouse controller */
+/*	Bank 3 - IR controller */
+/*	Bank 4 - not used */
+/*	Bank 5 - not used */
+/*	Bank 6 - not used */
+/*	Bank 7 - FPGA registers */
+/*----------------------------------------------------------------------------- */
+#include <ppc4xx.h>
+
+#include <ppc_asm.tmpl>
+#include <ppc_defs.h>
+
+#include <asm/cache.h>
+#include <asm/mmu.h>
+
+
+/*----------------------------------------------------------------------------- */
+/* Function:     sdram_init */
+/* Description:  Dummy implementation here - done in C later */
+/*----------------------------------------------------------------------------- */
+        .globl  sdram_init
+sdram_init:
+        blr
diff --git a/board/bubinga405ep/u-boot.lds b/board/bubinga405ep/u-boot.lds
new file mode 100644
index 0000000..32dfbf0
--- /dev/null
+++ b/board/bubinga405ep/u-boot.lds
@@ -0,0 +1,144 @@
+/*
+ * (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_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+SECTIONS
+{
+  .resetvec 0xFFFFFFFC :
+  {
+    *(.resetvec)
+  } = 0xffff
+
+  /* Read-only sections, merged into text segment: */
+  . = + SIZEOF_HEADERS;
+  .interp : { *(.interp) }
+  .hash          : { *(.hash)		}
+  .dynsym        : { *(.dynsym)		}
+  .dynstr        : { *(.dynstr)		}
+  .rel.text      : { *(.rel.text)		}
+  .rela.text     : { *(.rela.text) 	}
+  .rel.data      : { *(.rel.data)		}
+  .rela.data     : { *(.rela.data) 	}
+  .rel.rodata    : { *(.rel.rodata) 	}
+  .rela.rodata   : { *(.rela.rodata) 	}
+  .rel.got       : { *(.rel.got)		}
+  .rela.got      : { *(.rela.got)		}
+  .rel.ctors     : { *(.rel.ctors)	}
+  .rela.ctors    : { *(.rela.ctors)	}
+  .rel.dtors     : { *(.rel.dtors)	}
+  .rela.dtors    : { *(.rela.dtors)	}
+  .rel.bss       : { *(.rel.bss)		}
+  .rela.bss      : { *(.rela.bss)		}
+  .rel.plt       : { *(.rel.plt)		}
+  .rela.plt      : { *(.rela.plt)		}
+  .init          : { *(.init)	}
+  .plt : { *(.plt) }
+  .text      :
+  {
+    /* WARNING - the following is hand-optimized to fit within	*/
+    /* the sector layout of our flash chips!	XXX FIXME XXX	*/
+
+    cpu/ppc4xx/start.o	(.text)
+    board/bubinga405ep/init.o	(.text)
+    cpu/ppc4xx/kgdb.o	(.text)
+    cpu/ppc4xx/traps.o	(.text)
+    cpu/ppc4xx/interrupts.o	(.text)
+    cpu/ppc4xx/serial.o	(.text)
+    cpu/ppc4xx/cpu_init.o	(.text)
+    cpu/ppc4xx/speed.o	(.text)
+    cpu/ppc4xx/405gp_enet.o	(.text)
+    common/dlmalloc.o	(.text)
+    lib_generic/crc32.o		(.text)
+    lib_ppc/extable.o	(.text)
+    lib_generic/zlib.o		(.text)
+
+/*    . = env_offset;*/
+/*    common/environment.o(.text)*/
+
+    *(.text)
+    *(.fixup)
+    *(.got1)
+  }
+  _etext = .;
+  PROVIDE (etext = .);
+  .rodata    :
+  {
+    *(.rodata)
+    *(.rodata1)
+  }
+  .fini      : { *(.fini)    } =0
+  .ctors     : { *(.ctors)   }
+  .dtors     : { *(.dtors)   }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x00FF) & 0xFFFFFF00;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    *(.got)
+    _GOT2_TABLE_ = .;
+    *(.got2)
+    _FIXUP_TABLE_ = .;
+    *(.fixup)
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+  __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+  .data    :
+  {
+    *(.data)
+    *(.data1)
+    *(.sdata)
+    *(.sdata2)
+    *(.dynamic)
+    CONSTRUCTORS
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(256);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : { *(.data.init) }
+  . = ALIGN(256);
+  __init_end = .;
+
+  __bss_start = .;
+  .bss       :
+  {
+   *(.sbss) *(.scommon)
+   *(.dynbss)
+   *(.bss)
+   *(COMMON)
+  }
+  _end = . ;
+  PROVIDE (end = .);
+}
diff --git a/board/bubinga405ep/u-boot.lds.debug b/board/bubinga405ep/u-boot.lds.debug
new file mode 100644
index 0000000..69b7872
--- /dev/null
+++ b/board/bubinga405ep/u-boot.lds.debug
@@ -0,0 +1,147 @@
+/*
+ * (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_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  . = + SIZEOF_HEADERS;
+  .interp : { *(.interp) }
+  .hash          : { *(.hash)		}
+  .dynsym        : { *(.dynsym)		}
+  .dynstr        : { *(.dynstr)		}
+  .rel.text      : { *(.rel.text)		}
+  .rela.text     : { *(.rela.text) 	}
+  .rel.data      : { *(.rel.data)		}
+  .rela.data     : { *(.rela.data) 	}
+  .rel.rodata    : { *(.rel.rodata) 	}
+  .rela.rodata   : { *(.rela.rodata) 	}
+  .rel.got       : { *(.rel.got)		}
+  .rela.got      : { *(.rela.got)		}
+  .rel.ctors     : { *(.rel.ctors)	}
+  .rela.ctors    : { *(.rela.ctors)	}
+  .rel.dtors     : { *(.rel.dtors)	}
+  .rela.dtors    : { *(.rela.dtors)	}
+  .rel.bss       : { *(.rel.bss)		}
+  .rela.bss      : { *(.rela.bss)		}
+  .rel.plt       : { *(.rel.plt)		}
+  .rela.plt      : { *(.rela.plt)		}
+  .init          : { *(.init)	}
+  .plt : { *(.plt) }
+  .text      :
+  {
+    /* WARNING - the following is hand-optimized to fit within	*/
+    /* the sector layout of our flash chips!	XXX FIXME XXX	*/
+
+/*
+    cpu/ppc4xx/start.o	(.text)
+    common/dlmalloc.o	(.text)
+    lib_generic/vsprintf.o	(.text)
+    lib_generic/crc32.o		(.text)
+    lib_ppc/extable.o	(.text)
+*/
+    cpu/ppc4xx/start.o	(.text)
+    board/bubinga405ep/init.o	(.text)
+    cpu/ppc4xx/kgdb.o	(.text)
+    cpu/ppc4xx/traps.o	(.text)
+    cpu/ppc4xx/interrupts.o	(.text)
+    cpu/ppc4xx/serial.o	(.text)
+    cpu/ppc4xx/cpu_init.o	(.text)
+    cpu/ppc4xx/speed.o	(.text)
+    cpu/ppc4xx/405gp_enet.o	(.text)
+    common/dlmalloc.o	(.text)
+    lib_generic/crc32.o		(.text)
+    lib_ppc/extable.o	(.text)
+    lib_generic/zlib.o		(.text)
+
+
+    common/environment.o(.text)
+
+    *(.text)
+    *(.fixup)
+    *(.got1)
+  }
+  _etext = .;
+  PROVIDE (etext = .);
+  .rodata    :
+  {
+    *(.rodata)
+    *(.rodata1)
+  }
+  .fini      : { *(.fini)    } =0
+  .ctors     : { *(.ctors)   }
+  .dtors     : { *(.dtors)   }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x0FFF) & 0xFFFFF000;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    *(.got)
+    _GOT2_TABLE_ = .;
+    *(.got2)
+    _FIXUP_TABLE_ = .;
+    *(.fixup)
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+  __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+  .data    :
+  {
+    *(.data)
+    *(.data1)
+    *(.sdata)
+    *(.sdata2)
+    *(.dynamic)
+    CONSTRUCTORS
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(4096);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : { *(.data.init) }
+  . = ALIGN(4096);
+  __init_end = .;
+
+  __bss_start = .;
+  .bss       :
+  {
+   *(.sbss) *(.scommon)
+   *(.dynbss)
+   *(.bss)
+   *(COMMON)
+  }
+  _end = . ;
+  PROVIDE (end = .);
+}
+
diff --git a/include/configs/BUBINGA405EP.h b/include/configs/BUBINGA405EP.h
new file mode 100644
index 0000000..176a84a
--- /dev/null
+++ b/include/configs/BUBINGA405EP.h
@@ -0,0 +1,426 @@
+/*
+ * (C) Copyright 2000, 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
+ */
+
+/*
+ * board/config.h - configuration options, board specific
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/* Debug options */
+//#define __DEBUG_START_FROM_SRAM__
+
+
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#define CONFIG_405EP		1	/* This is a PPC405 CPU		*/
+#define CONFIG_4xx		1	/* ...member of PPC4xx family   */
+#define CONFIG_BUBINGA405EP	1	/* ...on a BUBINGA405EP board	*/
+
+#define CONFIG_BOARD_PRE_INIT	1	/* Call board_pre_init	*/
+
+#define CONFIG_SYS_CLK_FREQ     33333333 /* external frequency to pll   */
+
+#define CONFIG_NO_SERIAL_EEPROM
+/*#undef CONFIG_NO_SERIAL_EEPROM*/
+/*----------------------------------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
+#ifdef CONFIG_NO_SERIAL_EEPROM
+
+/*
+!-------------------------------------------------------------------------------
+! Defines for entry options.
+! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
+!       are plugged in the board will be utilized as non-ECC DIMMs.
+!-------------------------------------------------------------------------------
+*/
+#define        AUTO_MEMORY_CONFIG
+#define        DIMM_READ_ADDR 0xAB
+#define        DIMM_WRITE_ADDR 0xAA
+
+/*
+!-------------------------------------------------------------------------------
+! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
+! assuming a 33MHz input clock to the 405EP from the C9531.
+!-------------------------------------------------------------------------------
+*/
+#define PLLMR0_DEFAULT   PLLMR0_266_133_66
+#define PLLMR1_DEFAULT   PLLMR1_266_133_66
+
+#endif
+/*----------------------------------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
+/*----------------------------------------------------------------------------*/
+
+/*#define CFG_ENV_IS_IN_FLASH     1*/	/* use FLASH for environment vars	*/
+#define CFG_ENV_IS_IN_NVRAM	1	/* use NVRAM for environment vars	*/
+
+#ifdef CFG_ENV_IS_IN_NVRAM
+#undef CFG_ENV_IS_IN_FLASH
+#else
+#ifdef CFG_ENV_IS_IN_FLASH
+#undef CFG_ENV_IS_IN_NVRAM
+#endif
+#endif
+
+#define CONFIG_BAUDRATE		115200
+#define CONFIG_BOOTDELAY	3	/* autoboot after 3 seconds	*/
+
+#if 1
+#define CONFIG_BOOTCOMMAND	"" /* autoboot command	*/
+#else
+#define CONFIG_BOOTCOMMAND	"bootp" /* autoboot command		*/
+#endif
+
+/* Size (bytes) of interrupt driven serial port buffer.
+ * Set to 0 to use polling instead of interrupts.
+ * Setting to 0 will also disable RTS/CTS handshaking.
+ */
+#if 0
+#define CONFIG_SERIAL_SOFTWARE_FIFO 4000
+#else
+#undef	CONFIG_SERIAL_SOFTWARE_FIFO
+#endif
+
+#if 0
+#define CONFIG_BOOTARGS		"root=/dev/nfs "                        \
+    "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0 "        \
+    "nfsroot=192.168.2.190:/home/stefan/cpci405/target_ftest4"
+#else
+#define CONFIG_BOOTARGS		"root=/dev/hda1 "			\
+   "ip=192.168.2.176:192.168.2.190:192.168.2.79:255.255.255.0"
+
+#endif
+
+#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
+#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
+
+#define CONFIG_MII		1	/* MII PHY management		*/
+#define	CONFIG_PHY_ADDR		1	/* PHY address			*/
+
+#define CONFIG_RTC_DS174x	1	/* use DS1743 RTC in Bubinga	*/
+
+/*
+#ifndef __DEBUG_START_FROM_SRAM__
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_PCI	| \
+				CFG_CMD_IRQ	| \
+				CFG_CMD_KGDB	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_BEDBUG	| \
+				CFG_CMD_ELF	)
+#else
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_PCI	| \
+				CFG_CMD_IRQ	| \
+				CFG_CMD_KGDB	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_ELF	)
+#endif
+*/
+
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_PCI	| \
+				CFG_CMD_IRQ	| \
+				CFG_CMD_KGDB	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_DATE	| \
+				CFG_CMD_ELF	)
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#undef CONFIG_WATCHDOG			/* watchdog disabled		*/
+
+#define CONFIG_SPD_EEPROM      1       /* use SPD EEPROM for setup    */
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP			/* undef to save memory		*/
+#define CFG_PROMPT	"=> "		/* Monitor Command Prompt	*/
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define	CFG_CBSIZE	1024		/* Console I/O Buffer Size	*/
+#else
+#define	CFG_CBSIZE	256		/* Console I/O Buffer Size	*/
+#endif
+#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	0x0400000	/* memtest works on	*/
+#define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/
+
+/*
+ * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
+ * If CFG_405_UART_ERRATA_59, then UART divisor is 31.
+ * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
+ * The Linux BASE_BAUD define should match this configuration.
+ *    baseBaud = cpuClock/(uartDivisor*16)
+ * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
+ * set Linux BASE_BAUD to 403200.
+ */
+#undef  CFG_EXT_SERIAL_CLOCK           /* external serial clock */
+#undef  CFG_405_UART_ERRATA_59         /* 405GP/CR Rev. D silicon */
+#define CFG_BASE_BAUD       691200
+
+/* The following table includes the supported baudrates */
+#define CFG_BAUDRATE_TABLE  \
+    {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+#define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */
+
+#define	CFG_HZ		1000		/* decrementer freq: 1 ms ticks	*/
+
+#define CONFIG_HARD_I2C		1	/* I2C with hardware support	*/
+#undef  CONFIG_SOFT_I2C			/* I2C bit-banged		*/
+#define CFG_I2C_SPEED		400000	/* I2C speed and slave address	*/
+#define CFG_I2C_SLAVE		0x7F
+
+
+/*-----------------------------------------------------------------------
+ * PCI stuff
+ *-----------------------------------------------------------------------
+ */
+#define PCI_HOST_ADAPTER 0              /* configure ar pci adapter     */
+#define PCI_HOST_FORCE  1               /* configure as pci host        */
+#define PCI_HOST_AUTO   2               /* detected via arbiter enable  */
+
+#define CONFIG_PCI			/* include pci support	        */
+#define CONFIG_PCI_HOST	PCI_HOST_FORCE  /* select pci host function     */
+#define CONFIG_PCI_PNP			/* do pci plug-and-play         */
+                                        /* resource configuration       */
+
+#define CFG_PCI_SUBSYS_VENDORID 0x0000  /* PCI Vendor ID: to-do!!!      */
+#define CFG_PCI_SUBSYS_DEVICEID 0x0000  /* PCI Device ID: to-do!!!      */
+#define CFG_PCI_PTM1LA  0x00000000      /* point to sdram               */
+#define CFG_PCI_PTM1MS  0x80000001      /* 2GB, enable hard-wired to 1  */
+#define CFG_PCI_PTM1PCI 0x00000000      /* Host: use this pci address   */
+#define CFG_PCI_PTM2LA  0x00000000      /* disabled                     */
+#define CFG_PCI_PTM2MS  0x00000000      /* disabled                     */
+#define CFG_PCI_PTM2PCI 0x04000000      /* Host: use this pci address   */
+
+/*-----------------------------------------------------------------------
+ * External peripheral base address
+ *-----------------------------------------------------------------------
+ */
+#undef  CONFIG_IDE_LED                  /* no led for ide supported     */
+#undef  CONFIG_IDE_RESET                /* no reset for ide supported   */
+
+#define	CFG_KEY_REG_BASE_ADDR	0xF0100000
+#define	CFG_IR_REG_BASE_ADDR	0xF0200000
+#define	CFG_FPGA_REG_BASE_ADDR	0xF0300000
+
+/*-----------------------------------------------------------------------
+ * Start addresses for the final memory configuration
+ * (Set up by the startup code)
+ * Please note that CFG_SDRAM_BASE _must_ start at 0
+ */
+#define CFG_SDRAM_BASE		0x00000000
+#ifdef __DEBUG_START_FROM_SRAM__
+#define CFG_SRAM_BASE		0xFFF80000
+#define CFG_FLASH_BASE		0xFFF00000
+#define CFG_MONITOR_BASE	CFG_SRAM_BASE
+#else
+#define CFG_SRAM_BASE		0xFFF00000
+#define CFG_FLASH_BASE		0xFFF80000
+#define CFG_MONITOR_BASE	CFG_FLASH_BASE
+#endif
+
+
+//#define CFG_MONITOR_LEN		(200 * 1024)	/* Reserve 200 kB for Monitor	*/
+#define CFG_MONITOR_LEN		(192 * 1024)	/* Reserve 200 kB for Monitor	*/
+#define CFG_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc()	*/
+
+/*
+ * For booting Linux, the board info and command line data
+ * have to be in the first 8 MB of memory, since this is
+ * the maximum mapped by the Linux kernel during initialization.
+ */
+#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
+/*-----------------------------------------------------------------------
+ * FLASH organization
+ */
+#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
+#define CFG_MAX_FLASH_SECT	256	/* max number of sectors on one chip	*/
+
+#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
+#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
+
+/* BEG ENVIRONNEMENT FLASH */
+#ifdef CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_OFFSET		0x00050000 /* Offset of Environment Sector  */
+#define	CFG_ENV_SIZE		0x10000	/* Total Size of Environment Sector	*/
+#define CFG_ENV_SECT_SIZE	0x10000	/* see README - env sector total size	*/
+#endif
+/* END ENVIRONNEMENT FLASH */
+/*-----------------------------------------------------------------------
+ * NVRAM organization
+ */
+#define CFG_NVRAM_BASE_ADDR	0xf0000000	/* NVRAM base address	*/
+#define CFG_NVRAM_SIZE		0x1ff8		/* NVRAM size	*/
+
+#ifdef CFG_ENV_IS_IN_NVRAM
+#define CFG_ENV_SIZE		0x1000		/* Size of Environment vars	*/
+#define CFG_ENV_ADDR		\
+	(CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE)	/* Env	*/
+#endif
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_DCACHE_SIZE		16384	/* For IBM 405EP CPU			*/
+#define CFG_CACHELINE_SIZE	32	/* ...			*/
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value	*/
+#endif
+
+/*
+ * Init Memory Controller:
+ *
+ * BR0/1 and OR0/1 (FLASH)
+ */
+
+#define FLASH_BASE0_PRELIM	CFG_FLASH_BASE	/* FLASH bank #0	*/
+#define FLASH_BASE1_PRELIM	0		/* FLASH bank #1	*/
+
+
+/* Configuration Port location */
+#define CONFIG_PORT_ADDR	0xF0000500
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in data cache)
+ */
+/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
+#define CFG_TEMP_STACK_OCM        1
+
+/* On Chip Memory location */
+#define CFG_OCM_DATA_ADDR	0xF8000000
+#define CFG_OCM_DATA_SIZE	0x1000
+#define CFG_INIT_RAM_ADDR	CFG_OCM_DATA_ADDR /* inside of SDRAM		*/
+#define CFG_INIT_RAM_END	CFG_OCM_DATA_SIZE /* End of used area in RAM	*/
+
+#define CFG_GBL_DATA_SIZE      128  /* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET    (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET      CFG_GBL_DATA_OFFSET
+
+/*-----------------------------------------------------------------------
+ * External Bus Controller (EBC) Setup
+ */
+
+/* Memory Bank 0 (Flash/SRAM) initialization                                    */
+#define CFG_EBC_PB0AP           0x04006000
+#define CFG_EBC_PB0CR           0xFFF18000  /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit  */
+
+/* Memory Bank 1 (NVRAM/RTC) initialization                                     */
+#define CFG_EBC_PB1AP           0x04041000
+#define CFG_EBC_PB1CR           0xF0018000  /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit  */
+
+/* Memory Bank 2 (not used) initialization                                      */
+#define CFG_EBC_PB2AP           0x00000000
+#define CFG_EBC_PB2CR           0x00000000
+
+/* Memory Bank 2 (not used) initialization                                      */
+#define CFG_EBC_PB3AP           0x00000000
+#define CFG_EBC_PB3CR           0x00000000
+
+/* Memory Bank 4 (FPGA regs) initialization                                     */
+#define CFG_EBC_PB4AP           0x01815000
+#define CFG_EBC_PB4CR           0xF0318000  /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit  */
+
+/*-----------------------------------------------------------------------
+ * Definitions for Serial Presence Detect EEPROM address
+ * (to get SDRAM settings)
+ */
+#define SPD_EEPROM_ADDRESS      0x55
+
+/*-----------------------------------------------------------------------
+ * Definitions for GPIO setup (PPC405EP specific)
+ *
+ * GPIO0[0]     - External Bus Controller BLAST output
+ * GPIO0[1-9]   - Instruction trace outputs
+ * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
+ * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs
+ * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
+ * GPIO0[24-27] - UART0 control signal inputs/outputs
+ * GPIO0[28-29] - UART1 data signal input/output
+ * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
+ */
+#define CFG_GPIO0_OSRH          0x55555555
+#define CFG_GPIO0_OSRL          0x40000110
+#define CFG_GPIO0_ISR1H         0x00000000
+#define CFG_GPIO0_ISR1L         0x15555445
+#define CFG_GPIO0_TSRH          0x00000000
+#define CFG_GPIO0_TSRL          0x00000000
+#define CFG_GPIO0_TCR           0xFFFF8014
+
+/*-----------------------------------------------------------------------
+ * Some BUBINGA stuff...
+ */
+#define NVRAM_BASE      0xF0000000
+#define FPGA_REG0       0xF0300000    /* FPGA Reg 0              */
+#define FPGA_REG1       0xF0300001    /* FPGA Reg 1              */
+#define NVRVFY1     0x4f532d4f    /* used to determine if state data in */
+#define NVRVFY2     0x50454e00    /* NVRAM initialized (ascii for OS-OPEN)*/
+
+#define FPGA_REG0_F_RANGE     0x80       /* SDRAM PLL freq range              */
+#define FPGA_REG0_EXT_INT_DIS 0x20       /* External interface disable        */
+#define FPGA_REG0_LED_MASK    0x07       /* Board LEDs DS9, DS10, and DS11    */
+#define FPGA_REG0_LED0        0x04       /* Turn on LED0                      */
+#define FPGA_REG0_LED1        0x02       /* Turn on LED1                      */
+#define FPGA_REG0_LED2        0x01       /* Turn on LED2                      */
+
+#define FPGA_REG1_SSPEC_DIS   0x80       /* C9531 Spread Spectrum disabled    */
+#define FPGA_REG1_OFFBD_PCICLK 0x40      /* Onboard PCI clock selected       */
+#define FPGA_REG1_CLOCK_MASK  0x30       /* Mask for C9531 output freq select */
+#define FPGA_REG1_CLOCK_BIT_SHIFT  4
+#define FPGA_REG1_PCI_INT_ARB 0x08       /* PCI Internal arbiter selected     */
+#define FPGA_REG1_PCI_FREQ    0x04       /* PCI Frequency select              */
+#define FPGA_REG1_OFFB_FLASH  0x02       /* Off board flash                   */
+#define FPGA_REG1_SRAM_BOOT   0x01       /* SRAM at 0xFFF80000 not Flash      */
+
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/
+#define BOOTFLAG_WARM	0x02		/* Software reboot			*/
+
+#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
+
+#endif	/* __CONFIG_H */