Merge branch 'master' of git://www.denx.de/git/u-boot-mpc83xx
diff --git a/Makefile b/Makefile
index dd995d3..b0d08df 100644
--- a/Makefile
+++ b/Makefile
@@ -329,7 +329,7 @@
 		$(MAKE) -C tools/updater all || exit 1
 
 env:
-		$(MAKE) -C tools/env all || exit 1
+		$(MAKE) -C tools/env all MTD_VERSION=${MTD_VERSION} || exit 1
 
 depend dep:	version
 		for dir in $(SUBDIRS) ; do $(MAKE) -C $$dir _depend ; done
diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c
index 2268bc0..e46efef 100644
--- a/board/amcc/sequoia/sequoia.c
+++ b/board/amcc/sequoia/sequoia.c
@@ -29,6 +29,7 @@
 #include <asm/gpio.h>
 #include <asm/processor.h>
 #include <asm/io.h>
+#include <asm/ppc4xx-intvec.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -387,6 +388,16 @@
 }
 #endif
 
+#if defined(CONFIG_PCI) && defined(CONFIG_PCI_PNP)
+/*
+ * Assign interrupts to PCI devices.
+ */
+void sequoia_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
+{
+	pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIR2);
+}
+#endif
+
 /*************************************************************************
  *  pci_pre_init
  *
@@ -438,6 +449,9 @@
 	addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep;
 	mtdcr(plb1_acr, addr);
 
+#ifdef CONFIG_PCI_PNP
+	hose->fixup_irq = sequoia_pci_fixup_irq;
+#endif
 	return 1;
 }
 #endif /* defined(CONFIG_PCI) */
diff --git a/board/esd/pmc440/cmd_pmc440.c b/board/esd/pmc440/cmd_pmc440.c
index d588d8c..350af48 100644
--- a/board/esd/pmc440/cmd_pmc440.c
+++ b/board/esd/pmc440/cmd_pmc440.c
@@ -280,10 +280,10 @@
 
 	if (argc > 1) {
 		if (!strcmp(argv[1], "400")) {
-			/* PLB=133MHz, PLB/PCI=4 */
+			/* PLB=133MHz, PLB/PCI=3 */
 			printf("Bootstrapping for 400MHz\n");
 			sdsdp[0]=0x8678624e;
-			sdsdp[1]=0x0947a030;
+			sdsdp[1]=0x095fa030;
 			sdsdp[2]=0x40082350;
 			sdsdp[3]=0x0d050000;
 		} else if (!strcmp(argv[1], "533")) {
diff --git a/board/inka4x0/Makefile b/board/inka4x0/Makefile
index 8aa7e7c..ddfd2ef 100644
--- a/board/inka4x0/Makefile
+++ b/board/inka4x0/Makefile
@@ -25,7 +25,7 @@
 
 LIB	= $(obj)lib$(BOARD).a
 
-COBJS	:= $(BOARD).o flash.o
+COBJS	:= $(BOARD).o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS))
diff --git a/board/inka4x0/flash.c b/board/inka4x0/flash.c
deleted file mode 100644
index b138655..0000000
--- a/board/inka4x0/flash.c
+++ /dev/null
@@ -1,432 +0,0 @@
-/*
- * (C) Copyright 2003-2004
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2004
- * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.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>
-
-flash_info_t	flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-/*
- * CPU to flash interface is 8-bit, so make declaration accordingly
- */
-typedef unsigned char FLASH_PORT_WIDTH;
-typedef volatile unsigned char FLASH_PORT_WIDTHV;
-
-#define FPW	FLASH_PORT_WIDTH
-#define FPWV	FLASH_PORT_WIDTHV
-
-#define FLASH_CYCLE1	0x0555
-#define FLASH_CYCLE2	0x02aa
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size(FPWV *addr, flash_info_t *info);
-static void flash_reset(flash_info_t *info);
-static int write_word_amd(flash_info_t *info, FPWV *dest, FPW data);
-static flash_info_t *flash_get_info(ulong base);
-
-/*-----------------------------------------------------------------------
- * flash_init()
- *
- * sets up flash_info and returns size of FLASH (bytes)
- */
-unsigned long flash_init (void)
-{
-	unsigned long size = 0;
-	extern void flash_preinit(void);
-	ulong flashbase = CFG_FLASH_BASE;
-
-	flash_preinit();
-
-	/* Init: no FLASHes known */
-	memset(&flash_info[0], 0, sizeof(flash_info_t));
-
-	flash_info[0].size =
-		flash_get_size((FPW *)flashbase, &flash_info[0]);
-
-	size = flash_info[0].size;
-
-#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
-	/* monitor protection ON by default */
-	flash_protect(FLAG_PROTECT_SET,
-		      CFG_MONITOR_BASE,
-		      CFG_MONITOR_BASE+monitor_flash_len-1,
-		      flash_get_info(CFG_MONITOR_BASE));
-#endif
-
-#ifdef	CFG_ENV_IS_IN_FLASH
-	/* ENV protection ON by default */
-	flash_protect(FLAG_PROTECT_SET,
-		      CFG_ENV_ADDR,
-		      CFG_ENV_ADDR+CFG_ENV_SIZE-1,
-		      flash_get_info(CFG_ENV_ADDR));
-#endif
-
-	return size ? size : 1;
-}
-
-/*-----------------------------------------------------------------------
- */
-static void flash_reset(flash_info_t *info)
-{
-	FPWV *base = (FPWV *)(info->start[0]);
-
-	/* Put FLASH back in read mode */
-	if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL)
-		*base = (FPW)0x00FF00FF;	/* Intel Read Mode */
-	else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD)
-		*base = (FPW)0x00F000F0;	/* AMD Read Mode */
-}
-
-/*-----------------------------------------------------------------------
- */
-
-static flash_info_t *flash_get_info(ulong base)
-{
-	int i;
-	flash_info_t * info;
-
-	for (i = 0; i < CFG_MAX_FLASH_BANKS; i ++) {
-		info = & flash_info[i];
-		if (info->size && info->start[0] <= base &&
-		    base <= info->start[0] + info->size - 1)
-			break;
-	}
-
-	return i == CFG_MAX_FLASH_BANKS ? 0 : info;
-}
-
-/*-----------------------------------------------------------------------
- */
-
-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_AMD:	printf ("AMD ");		break;
-	case FLASH_MAN_BM:	printf ("BRIGHT MICRO ");	break;
-	case FLASH_MAN_FUJ:	printf ("FUJITSU ");		break;
-	case FLASH_MAN_SST:	printf ("SST ");		break;
-	case FLASH_MAN_STM:	printf ("STM ");		break;
-	case FLASH_MAN_INTEL:	printf ("INTEL ");		break;
-	default:		printf ("Unknown Vendor ");	break;
-	}
-
-	switch (info->flash_id & FLASH_TYPEMASK) {
-	case FLASH_AM116DB:
-		printf ("AM29LV116DB (16Mbit, bottom boot sect)\n");
-		break;
-	case FLASH_AMLV128U:
-		printf ("AM29LV128ML (128Mbit, uniform sector size)\n");
-		break;
-	case FLASH_AM160B:
-		printf ("AM29LV160B (16 Mbit, bottom boot sect)\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!
- */
-
-ulong flash_get_size (FPWV *addr, flash_info_t *info)
-{
-	int i;
-	ulong base = (ulong)addr;
-
-	/* Write auto select command: read Manufacturer ID */
-	/* Write auto select command sequence and test FLASH answer */
-	addr[FLASH_CYCLE1] = (FPW)0x00AA00AA;	/* for AMD, Intel ignores this */
-	addr[FLASH_CYCLE2] = (FPW)0x00550055;	/* for AMD, Intel ignores this */
-	addr[FLASH_CYCLE1] = (FPW)0x00900090;	/* selects Intel or AMD */
-
-	/* The manufacturer codes are only 1 byte, so just use 1 byte.
-	 * This works for any bus width and any FLASH device width.
-	 */
-	udelay(100);
-	switch (addr[0] & 0xff) {
-
-	case (uchar)AMD_MANUFACT:
-		debug ("Manufacturer: AMD (Spansion)\n");
-		info->flash_id = FLASH_MAN_AMD;
-		break;
-
-	case (uchar)INTEL_MANUFACT:
-		debug ("Manufacturer: Intel (not supported yet)\n");
-		info->flash_id = FLASH_MAN_INTEL;
-		break;
-
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		info->sector_count = 0;
-		info->size = 0;
-		break;
-	}
-
-	/* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */
-	if (info->flash_id != FLASH_UNKNOWN) switch ((FPW)addr[1]) {
-
-	case (uchar)AMD_ID_LV116DB:
-		debug ("Chip: AM29LV116DB\n");
-		info->flash_id += FLASH_AM116DB;
-		info->sector_count = 35;
-		info->size = 0x00200000;
-		/*
-		 * The first 4 sectors are 16 kB, 8 kB, 8 kB and 32 kB, all
-		 * the other ones are 64 kB
-		 */
-		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 * (64 << 10)) - 0x00030000;
-		break;          /* => 2 MB */
-
-	case (FPW)AMD_ID_LV160B:
-		debug ("Chip: AM29LV160MB\n");
-		info->flash_id += FLASH_AM160B;
-		info->sector_count = 35;
-		info->size = 0x00400000;
-		/*
-		 * The first 4 sectors are 16 kB, 8 kB, 8 kB and 32 kB, all
-		 * the other ones are 64 kB
-		 */
-		info->start[0] = base + 0x00000000;
-		info->start[1] = base + 0x00008000;
-		info->start[2] = base + 0x0000C000;
-		info->start[3] = base + 0x00010000;
-		for( i = 4; i < info->sector_count; i++ )
-			info->start[i] =
-				base + (i * 2 * (64 << 10)) - 0x00060000;
-		break;		/* => 4 MB */
-
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		info->sector_count = 0;
-		info->size = 0;
-	}
-
-	/* Put FLASH back in read mode */
-	flash_reset(info);
-
-	return (info->size);
-}
-
-/*-----------------------------------------------------------------------
- */
-
-int	flash_erase (flash_info_t *info, int s_first, int s_last)
-{
-	FPWV *addr = (FPWV*)(info->start[0]);
-	int flag, prot, sect, l_sect;
-	ulong start, now, last;
-
-	debug ("flash_erase: first: %d last: %d\n", s_first, s_last);
-
-	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) ||
-	    (info->flash_id > FLASH_AMD_COMP)) {
-		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");
-	}
-
-	l_sect = -1;
-
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts();
-
-	addr[0x0555] = (FPW)0x00AA00AA;
-	addr[0x02AA] = (FPW)0x00550055;
-	addr[0x0555] = (FPW)0x00800080;
-	addr[0x0555] = (FPW)0x00AA00AA;
-	addr[0x02AA] = (FPW)0x00550055;
-
-	/* Start erase on unprotected sectors */
-	for (sect = s_first; sect<=s_last; sect++) {
-		if (info->protect[sect] == 0) {	/* not protected */
-			addr = (FPWV*)(info->start[sect]);
-			addr[0] = (FPW)0x00300030;
-			l_sect = sect;
-		}
-	}
-
-	/* re-enable interrupts if necessary */
-	if (flag)
-		enable_interrupts();
-
-	/* wait at least 80us - let's wait 1 ms */
-	udelay (1000);
-
-	/*
-	 * We wait for the last triggered sector
-	 */
-	if (l_sect < 0)
-		goto DONE;
-
-	start = get_timer (0);
-	last  = start;
-	addr = (FPWV*)(info->start[l_sect]);
-	while ((addr[0] & (FPW)0x00800080) != (FPW)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;
-		}
-	}
-
-DONE:
-	/* reset to read mode */
-	addr = (FPWV*)info->start[0];
-	addr[0] = (FPW)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)
-{
-	int i, rc = 0;
-
-	for (i = 0; i < cnt; i++)
-		if ((rc = write_word_amd(info, (FPW *)(addr+i), src[i])) != 0) {
-			return (rc);
-		}
-
-	return rc;
-}
-
-/*-----------------------------------------------------------------------
- * Write a word to Flash for AMD FLASH
- * A word is 16 or 32 bits, whichever the bus width of the flash bank
- * (not an individual chip) is.
- *
- * returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int write_word_amd (flash_info_t *info, FPWV *dest, FPW data)
-{
-	ulong start;
-	int flag;
-	FPWV *base;		/* first address in flash bank	*/
-
-	/* Check if Flash is (sufficiently) erased */
-	if ((*dest & data) != data) {
-		return (2);
-	}
-
-	base = (FPWV *)(info->start[0]);
-
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts();
-
-	base[FLASH_CYCLE1] = (FPW)0x00AA00AA;	/* unlock */
-	base[FLASH_CYCLE2] = (FPW)0x00550055;	/* unlock */
-	base[FLASH_CYCLE1] = (FPW)0x00A000A0;	/* selects program mode */
-
-	*dest = data;		/* start programming the data	*/
-
-	/* re-enable interrupts if necessary */
-	if (flag)
-		enable_interrupts();
-
-	start = get_timer (0);
-
-	/* data polling for D7 */
-	while ((*dest & (FPW)0x00800080) != (data & (FPW)0x00800080)) {
-		if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
-			*dest = (FPW)0x00F000F0;	/* reset bank */
-			return (1);
-		}
-	}
-	return (0);
-}
diff --git a/board/inka4x0/hyb25d512160bf-5.h b/board/inka4x0/hyb25d512160bf-5.h
new file mode 100644
index 0000000..7eb1f50
--- /dev/null
+++ b/board/inka4x0/hyb25d512160bf-5.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2007 Semihalf
+ * Written by Marian Balakowicz <m8@semihalf.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#define SDRAM_DDR	1		/* is DDR */
+
+/* Settings for XLB = 132 MHz */
+#define SDRAM_MODE	0x018D0000
+#define SDRAM_EMODE	0x40090000
+#define SDRAM_CONTROL	0x714F0F00
+#define SDRAM_CONFIG1	0x73711930
+#define SDRAM_CONFIG2	0x46770000
+#define SDRAM_TAPDELAY	0x10000000
diff --git a/board/inka4x0/inka4x0.c b/board/inka4x0/inka4x0.c
index 478a331..5157f7d 100644
--- a/board/inka4x0/inka4x0.c
+++ b/board/inka4x0/inka4x0.c
@@ -31,10 +31,18 @@
 #include <mpc5xxx.h>
 #include <pci.h>
 
-#if defined(CONFIG_MPC5200_DDR)
+#if defined(CONFIG_DDR_MT46V16M16)
 #include "mt46v16m16-75.h"
-#else
+#elif defined(CONFIG_SDR_MT48LC16M16A2)
 #include "mt48lc16m16a2-75.h"
+#elif defined(CONFIG_DDR_MT46V32M16)
+#include "mt46v32m16.h"
+#elif defined(CONFIG_DDR_HYB25D512160BF)
+#include "hyb25d512160bf.h"
+#elif defined(CONFIG_DDR_K4H511638C)
+#include "k4h511638c.h"
+#else
+#error "INKA4x0 SDRAM: invalid chip type specified!"
 #endif
 
 #ifndef CFG_RAMBOOT
@@ -88,7 +96,7 @@
 {
 	ulong dramsize = 0;
 #ifndef CFG_RAMBOOT
-	ulong test1, test2;
+	long test1, test2;
 
 	/* setup SDRAM chip selects */
 	*(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001c; /* 512MB at 0x0 */
@@ -108,9 +116,9 @@
 
 	/* find RAM size using SDRAM CS0 only */
 	sdram_start(0);
-	test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+	test1 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000);
 	sdram_start(1);
-	test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+	test2 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000);
 	if (test1 > test2) {
 		sdram_start(0);
 		dramsize = test1;
@@ -175,7 +183,7 @@
 
 int misc_init_f (void)
 {
-	uchar tmp[10];
+	char tmp[10];
 	int i, br;
 
 	i = getenv_r("brightness", tmp, sizeof(tmp));
diff --git a/board/inka4x0/k4h511638c.h b/board/inka4x0/k4h511638c.h
new file mode 100644
index 0000000..70cc405
--- /dev/null
+++ b/board/inka4x0/k4h511638c.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2007 Semihalf
+ * Written by Marian Balakowicz <m8@semihalf.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#define SDRAM_DDR	1		/* is DDR */
+
+/* Settings for XLB = 132 MHz */
+#define SDRAM_MODE	0x018D0000
+#define SDRAM_EMODE	0x40090000
+#define SDRAM_CONTROL	0x714F0F00
+#define SDRAM_CONFIG1	0x73722930
+#define SDRAM_CONFIG2	0x46770000
+#define SDRAM_TAPDELAY	0x10000000
diff --git a/board/inka4x0/mt46v16m16-75.h b/board/inka4x0/mt46v16m16-75.h
index f650faa..a78e50e 100644
--- a/board/inka4x0/mt46v16m16-75.h
+++ b/board/inka4x0/mt46v16m16-75.h
@@ -23,15 +23,10 @@
 
 #define SDRAM_DDR	1		/* is DDR */
 
-#if defined(CONFIG_MPC5200)
 /* Settings for XLB = 132 MHz */
 #define SDRAM_MODE	0x018D0000
 #define SDRAM_EMODE	0x40090000
-#define SDRAM_CONTROL	0x714f0f00
+#define SDRAM_CONTROL	0x714F0F00
 #define SDRAM_CONFIG1	0x73722930
 #define SDRAM_CONFIG2	0x47770000
 #define SDRAM_TAPDELAY	0x10000000
-
-#else
-#error CONFIG_MPC5200 not defined
-#endif
diff --git a/board/inka4x0/mt46v32m16-75.h b/board/inka4x0/mt46v32m16-75.h
new file mode 100644
index 0000000..7eb1f50
--- /dev/null
+++ b/board/inka4x0/mt46v32m16-75.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2007 Semihalf
+ * Written by Marian Balakowicz <m8@semihalf.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#define SDRAM_DDR	1		/* is DDR */
+
+/* Settings for XLB = 132 MHz */
+#define SDRAM_MODE	0x018D0000
+#define SDRAM_EMODE	0x40090000
+#define SDRAM_CONTROL	0x714F0F00
+#define SDRAM_CONFIG1	0x73711930
+#define SDRAM_CONFIG2	0x46770000
+#define SDRAM_TAPDELAY	0x10000000
diff --git a/board/inka4x0/mt48lc16m16a2-75.h b/board/inka4x0/mt48lc16m16a2-75.h
index 13a97ac..1547725 100644
--- a/board/inka4x0/mt48lc16m16a2-75.h
+++ b/board/inka4x0/mt48lc16m16a2-75.h
@@ -21,27 +21,10 @@
  * MA 02111-1307 USA
  */
 
-#define SDRAM_DDR	1		/* is SDR */
+#define SDRAM_DDR	0		/* is SDR */
 
-#if defined(CONFIG_MPC5200)
 /* Settings for XLB = 132 MHz */
 #define SDRAM_MODE	0x00CD0000
-/* #define SDRAM_MODE	0x008D0000 */ /* CAS latency 2 */
 #define SDRAM_CONTROL	0x504F0000
 #define SDRAM_CONFIG1	0xD2322800
-/* #define SDRAM_CONFIG1	0xD2222800 */ /* CAS latency 2 */
-/*#define SDRAM_CONFIG1	0xD7322800 */ /* SDRAM controller bug workaround */
 #define SDRAM_CONFIG2	0x8AD70000
-/*#define SDRAM_CONFIG2	0xDDD70000 */ /* SDRAM controller bug workaround */
-
-#elif defined(CONFIG_MGT5100)
-/* Settings for XLB = 66 MHz */
-#define SDRAM_MODE	0x008D0000
-#define SDRAM_CONTROL	0x504F0000
-#define SDRAM_CONFIG1	0xC2222600
-#define SDRAM_CONFIG2	0x88B70004
-#define SDRAM_ADDRSEL	0x02000000
-
-#else
-#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined
-#endif
diff --git a/board/lwmon5/init.S b/board/lwmon5/init.S
index 6798e80..5aade72 100644
--- a/board/lwmon5/init.S
+++ b/board/lwmon5/init.S
@@ -57,7 +57,7 @@
 
 #ifdef CFG_INIT_RAM_DCACHE
 	/* TLB-entry for init-ram in dcache (SA_I must be turned off!) */
-	tlbentry(CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G)
+	tlbentry(CFG_INIT_RAM_ADDR, SZ_4K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G)
 #endif
 
 	/* TLB-entry for PCI Memory */
diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c
index bfe0864..44659ff 100644
--- a/cpu/ppc4xx/4xx_enet.c
+++ b/cpu/ppc4xx/4xx_enet.c
@@ -90,7 +90,7 @@
 #include <405_mal.h>
 #include <miiphy.h>
 #include <malloc.h>
-#include "vecnum.h"
+#include <asm/ppc4xx-intvec.h>
 
 /*
  * Only compile for platform with AMCC EMAC ethernet controller and
@@ -1036,7 +1036,7 @@
 	hw_p->bis = bis;
 	hw_p->first_init = 1;
 
-	return (1);
+	return 0;
 }
 
 
@@ -1755,7 +1755,8 @@
 #endif
 #endif
 	}			/* end for each supported device */
-	return (1);
+
+	return 0;
 }
 
 #if !defined(CONFIG_NET_MULTI)
diff --git a/cpu/ppc4xx/4xx_uart.c b/cpu/ppc4xx/4xx_uart.c
index ac2b12b..3d1124e 100644
--- a/cpu/ppc4xx/4xx_uart.c
+++ b/cpu/ppc4xx/4xx_uart.c
@@ -46,7 +46,7 @@
 #include <asm/processor.h>
 #include <asm/io.h>
 #include <watchdog.h>
-#include "vecnum.h"
+#include <asm/ppc4xx-intvec.h>
 
 #ifdef CONFIG_SERIAL_MULTI
 #include <serial.h>
diff --git a/cpu/ppc4xx/commproc.c b/cpu/ppc4xx/commproc.c
index 68aab5b..22156dd 100644
--- a/cpu/ppc4xx/commproc.c
+++ b/cpu/ppc4xx/commproc.c
@@ -26,10 +26,21 @@
 
 #include <common.h>
 #include <commproc.h>
-
+#include <asm/io.h>
 
 #if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
 
+#if defined(CFG_POST_ALT_WORD_ADDR)
+void post_word_store (ulong a)
+{
+	out_be32((void *)CFG_POST_ALT_WORD_ADDR, a);
+}
+
+ulong post_word_load (void)
+{
+	return in_be32((void *)CFG_POST_ALT_WORD_ADDR);
+}
+#else /* CFG_POST_ALT_WORD_ADDR */
 void post_word_store (ulong a)
 {
 	volatile void *save_addr = (volatile void *)(CFG_OCM_DATA_ADDR + CFG_POST_WORD_ADDR);
@@ -41,6 +52,7 @@
 	volatile void *save_addr = (volatile void *)(CFG_OCM_DATA_ADDR + CFG_POST_WORD_ADDR);
 	return *(volatile ulong *) save_addr;
 }
+#endif /* CFG_POST_ALT_WORD_ADDR */
 
 #endif	/* CONFIG_POST || CONFIG_LOGBUFFER*/
 
diff --git a/cpu/ppc4xx/interrupts.c b/cpu/ppc4xx/interrupts.c
index 2026cc9..2f3dc32 100644
--- a/cpu/ppc4xx/interrupts.c
+++ b/cpu/ppc4xx/interrupts.c
@@ -34,7 +34,7 @@
 #include <ppc4xx.h>
 #include <ppc_asm.tmpl>
 #include <commproc.h>
-#include "vecnum.h"
+#include <asm/ppc4xx-intvec.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
diff --git a/cpu/ppc4xx/iop480_uart.c b/cpu/ppc4xx/iop480_uart.c
index 8dd2267..3af0767 100644
--- a/cpu/ppc4xx/iop480_uart.c
+++ b/cpu/ppc4xx/iop480_uart.c
@@ -26,7 +26,7 @@
 #include <asm/processor.h>
 #include <asm/io.h>
 #include <watchdog.h>
-#include "vecnum.h"
+#include <asm/ppc4xx-intvec.h>
 
 #ifdef CONFIG_SERIAL_MULTI
 #include <serial.h>
diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S
index 52601ed..a730604 100644
--- a/cpu/ppc4xx/start.S
+++ b/cpu/ppc4xx/start.S
@@ -636,6 +636,33 @@
 	dcbz	r0,r3
 	addi	r3,r3,32
 	bdnz	..d_ag
+
+	/*
+	 * Lock the init-ram/stack in d-cache, so that other regions
+	 * may use d-cache as well
+	 * Note, that this current implementation locks exactly 4k
+	 * of d-cache, so please make sure that you don't define a
+	 * bigger init-ram area. Take a look at the lwmon5 440EPx
+	 * implementation as a reference.
+	 */
+	msync
+	isync
+	/* 8. set TFLOOR/NFLOOR to 8 (-> 8*16*32 bytes locked -> 4k) */
+	lis	r1,0x0201
+	ori	r1,r1,0xf808
+	mtspr	dvlim,r1
+	lis	r1,0x0808
+	ori	r1,r1,0x0808
+	mtspr	dnv0,r1
+	mtspr	dnv1,r1
+	mtspr	dnv2,r1
+	mtspr	dnv3,r1
+	mtspr	dtv0,r1
+	mtspr	dtv1,r1
+	mtspr	dtv2,r1
+	mtspr	dtv3,r1
+	msync
+	isync
 #endif /* CFG_INIT_RAM_DCACHE */
 
 	/* 440EP & 440GR are only 440er PPC's without internal SRAM */
@@ -1345,6 +1372,31 @@
 	mr	r4,r10
 	mr	r5,r11
 #endif
+
+#ifdef CFG_INIT_RAM_DCACHE
+	/*
+	 * Unlock the previously locked d-cache
+	 */
+	msync
+	isync
+	/* set TFLOOR/NFLOOR to 0 again */
+	lis	r6,0x0001
+	ori	r6,r6,0xf800
+	mtspr	dvlim,r6
+	lis	r6,0x0000
+	ori	r6,r6,0x0000
+	mtspr	dnv0,r6
+	mtspr	dnv1,r6
+	mtspr	dnv2,r6
+	mtspr	dnv3,r6
+	mtspr	dtv0,r6
+	mtspr	dtv1,r6
+	mtspr	dtv2,r6
+	mtspr	dtv3,r6
+	msync
+	isync
+#endif /* CFG_INIT_RAM_DCACHE */
+
 #if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
     defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
     defined(CONFIG_440SP) || defined(CONFIG_440SPE)
diff --git a/cpu/ppc4xx/usbdev.c b/cpu/ppc4xx/usbdev.c
index 5924a6c..d71ba77 100644
--- a/cpu/ppc4xx/usbdev.c
+++ b/cpu/ppc4xx/usbdev.c
@@ -7,7 +7,7 @@
 
 #include <usb.h>
 #include "usbdev.h"
-#include "vecnum.h"
+#include <asm/ppc4xx-intvec.h>
 
 #define USB_DT_DEVICE        0x01
 #define USB_DT_CONFIG        0x02
diff --git a/fs/ext2/ext2fs.c b/fs/ext2/ext2fs.c
index 513a2f9..7833551 100644
--- a/fs/ext2/ext2fs.c
+++ b/fs/ext2/ext2fs.c
@@ -436,7 +436,7 @@
 				return (-1);
 			}
 		} else {
-			memset (buf, blocksize - skipfirst, 0);
+			memset (buf, 0, blocksize - skipfirst);
 		}
 		buf += blocksize - skipfirst;
 	}
diff --git a/cpu/ppc4xx/vecnum.h b/include/asm-ppc/ppc4xx-intvec.h
similarity index 94%
rename from cpu/ppc4xx/vecnum.h
rename to include/asm-ppc/ppc4xx-intvec.h
index 93e51b9..8d04b69 100644
--- a/cpu/ppc4xx/vecnum.h
+++ b/include/asm-ppc/ppc4xx-intvec.h
@@ -106,16 +106,16 @@
 #define VECNUM_RXDE         VECNUM_MRDE
 
 /* UIC 2 */
-#define VECNUM_EIR5         (62 +  0)  /* External interrupt 5          */
-#define VECNUM_EIR6         (62 +  1)  /* External interrupt 6          */
-#define VECNUM_OPB          (62 +  2)  /* OPB to PLB bridge int stat    */
-#define VECNUM_EIR2         (62 +  3)  /* External interrupt 2          */
-#define VECNUM_EIR3         (62 +  4)  /* External interrupt 3          */
-#define VECNUM_DDR2         (62 +  5)  /* DDR2 sdram                    */
-#define VECNUM_MCTX0        (62 +  6)  /* MAl intp coalescence TX0      */
-#define VECNUM_MCTX1        (62 +  7)  /* MAl intp coalescence TX1      */
-#define VECNUM_MCTR0        (62 +  8)  /* MAl intp coalescence TR0      */
-#define VECNUM_MCTR1        (62 +  9)  /* MAl intp coalescence TR1      */
+#define VECNUM_EIR5         (64 +  0)  /* External interrupt 5          */
+#define VECNUM_EIR6         (64 +  1)  /* External interrupt 6          */
+#define VECNUM_OPB          (64 +  2)  /* OPB to PLB bridge int stat    */
+#define VECNUM_EIR2         (64 +  3)  /* External interrupt 2          */
+#define VECNUM_EIR3         (64 +  4)  /* External interrupt 3          */
+#define VECNUM_DDR2         (64 +  5)  /* DDR2 sdram                    */
+#define VECNUM_MCTX0        (64 +  6)  /* MAl intp coalescence TX0      */
+#define VECNUM_MCTX1        (64 +  7)  /* MAl intp coalescence TX1      */
+#define VECNUM_MCTR0        (64 +  8)  /* MAl intp coalescence TR0      */
+#define VECNUM_MCTR1        (64 +  9)  /* MAl intp coalescence TR1      */
 
 #elif defined(CONFIG_440SPE)
 
@@ -152,12 +152,12 @@
 #define VECNUM_EWU0         (32 + 29)   /* Emac  wakeup                 */
 
 /* UIC 2 */
-#define VECNUM_EIR5         (62 + 24)   /* External interrupt 5         */
-#define VECNUM_EIR4         (62 + 25)   /* External interrupt 4         */
-#define VECNUM_EIR3         (62 + 26)   /* External interrupt 3         */
-#define VECNUM_EIR2         (62 + 27)   /* External interrupt 2         */
-#define VECNUM_EIR1         (62 + 28)   /* External interrupt 1         */
-#define VECNUM_EIR0         (62 + 29)   /* External interrupt 0         */
+#define VECNUM_EIR5         (64 + 24)   /* External interrupt 5         */
+#define VECNUM_EIR4         (64 + 25)   /* External interrupt 4         */
+#define VECNUM_EIR3         (64 + 26)   /* External interrupt 3         */
+#define VECNUM_EIR2         (64 + 27)   /* External interrupt 2         */
+#define VECNUM_EIR1         (64 + 28)   /* External interrupt 1         */
+#define VECNUM_EIR0         (64 + 29)   /* External interrupt 0         */
 
 #elif defined(CONFIG_440SP)
 
diff --git a/include/configs/PMC440.h b/include/configs/PMC440.h
index 3d2ed1e..87fca3c 100644
--- a/include/configs/PMC440.h
+++ b/include/configs/PMC440.h
@@ -167,6 +167,7 @@
  * set up. While still running from cache, I experienced problems accessing
  * the NAND controller.	sr - 2006-08-25
  */
+#if defined (CONFIG_NAND_U_BOOT)
 #define CFG_NAND_BOOT_SPL_SRC	0xfffff000	/* SPL location                 */
 #define CFG_NAND_BOOT_SPL_SIZE	(4 << 10)	/* SPL size                     */
 #define CFG_NAND_BOOT_SPL_DST	(CFG_OCM_BASE + (12 << 10)) /* Copy SPL here    */
@@ -195,6 +196,7 @@
 #define CFG_NAND_OOBSIZE	16
 #define CFG_NAND_ECCTOTAL	(CFG_NAND_ECCBYTES * CFG_NAND_ECCSTEPS)
 #define CFG_NAND_ECCPOS		{0, 1, 2, 3, 6, 7}
+#endif
 
 #ifdef CFG_ENV_IS_IN_NAND
 /*
@@ -501,6 +503,7 @@
 #define NAND_MAX_CHIPS		1
 #define CFG_NAND_BASE		(CFG_NAND_ADDR + CFG_NAND_CS)
 #define CFG_NAND_SELECT_DEVICE	1 /* nand driver supports mutipl. chips */
+#define CFG_NAND_QUIET_TEST	1
 
 /*
  * Internal Definitions
diff --git a/include/configs/TQM5200.h b/include/configs/TQM5200.h
index 7ecc275..9a0e9b8 100644
--- a/include/configs/TQM5200.h
+++ b/include/configs/TQM5200.h
@@ -131,6 +131,7 @@
 /* USB */
 #if defined(CONFIG_STK52XX) || defined(CONFIG_FO300)
 #define CONFIG_USB_OHCI_NEW
+#define CFG_OHCI_BE_CONTROLLER
 #define CONFIG_USB_STORAGE
 #define CONFIG_CMD_FAT
 #define CONFIG_CMD_USB
diff --git a/include/configs/inka4x0.h b/include/configs/inka4x0.h
index 0fac28f..206007d 100644
--- a/include/configs/inka4x0.h
+++ b/include/configs/inka4x0.h
@@ -142,7 +142,7 @@
 		"cp.l 100000 f0000b28 1\0"				\
 	"ideargs=setenv bootargs root=/dev/hda1 rw\0"			\
 	"ide_boot=ext2load ide 0:1 200000 uImage;"			\
-		"run ideargs addip addcons enable_disp;bootm"		\
+		"run ideargs addip addcons enable_disp;bootm\0"		\
 	"brightness=255\0"						\
 	""
 
@@ -156,24 +156,24 @@
 /*
  * Flash configuration
  */
-#define CFG_FLASH_BASE		0xFFE00000
-
-#define CFG_FLASH_SIZE		0x00200000 /* 2 MByte */
-#define CFG_MAX_FLASH_SECT	35	/* max num of sects on one chip */
-
-#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x4000) /* second sector */
-#define CFG_MAX_FLASH_BANKS	1	/* max num of flash banks
-					   (= chip selects) */
-#define CFG_FLASH_ERASE_TOUT	240000	/* Flash Erase Timeout (in ms)	*/
-#define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (in ms)	*/
+#define CFG_FLASH_CFI		1	/* Flash is CFI conformant */
+#define CFG_FLASH_CFI_DRIVER	1
+#define CFG_FLASH_BASE		0xffe00000
+#define CFG_FLASH_SIZE		0x00200000
+#define CFG_MAX_FLASH_BANKS	1	/* max num of memory banks */
+#define CFG_FLASH_BANKS_LIST	{ CFG_FLASH_BASE }
+#define CFG_MAX_FLASH_SECT	128	/* max num of sects on one chip */
+#define CFG_FLASH_USE_BUFFER_WRITE 1	/* use buffered writes (20x faster) */
 
 /*
  * Environment settings
  */
 #define CFG_ENV_IS_IN_FLASH	1
+#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x4000)
 #define CFG_ENV_SIZE		0x2000
 #define CFG_ENV_SECT_SIZE	0x2000
 #define CONFIG_ENV_OVERWRITE	1
+#define CFG_USE_PPCENV			/* Environment embedded in sect .ppcenv */
 
 /*
  * Memory map
@@ -182,7 +182,14 @@
 #define CFG_SDRAM_BASE		0x00000000
 #define CFG_DEFAULT_MBAR	0x80000000
 
-#define CONFIG_MPC5200_DDR
+/*
+ * SDRAM controller configuration
+ */
+#undef CONFIG_SDR_MT48LC16M16A2
+#undef CONFIG_DDR_MT46V16M16
+#undef CONFIG_DDR_MT46V32M16
+#undef CONFIG_DDR_HYB25D512160BF
+#define CONFIG_DDR_K4H511638C
 
 /* Use ON-Chip SRAM until RAM will be available */
 #define CFG_INIT_RAM_ADDR	MPC5XXX_SRAM
@@ -203,7 +210,7 @@
 #   define CFG_RAMBOOT		1
 #endif
 
-#define CFG_MONITOR_LEN		(192 << 10)	/* Reserve 192 kB for Monitor	*/
+#define CFG_MONITOR_LEN		(256 << 10)	/* Reserve 256 kB for Monitor	*/
 #define CFG_MALLOC_LEN		(128 << 10)	/* Reserve 128 kB for malloc()	*/
 #define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
 
diff --git a/include/configs/lwmon5.h b/include/configs/lwmon5.h
index 5210024..0bf536b 100644
--- a/include/configs/lwmon5.h
+++ b/include/configs/lwmon5.h
@@ -71,15 +71,20 @@
 /*-----------------------------------------------------------------------
  * Initial RAM & stack pointer
  *----------------------------------------------------------------------*/
-/* 440EPx/440GRx have 16KB of internal SRAM, so no need for D-Cache	*/
-#define CFG_INIT_RAM_ADDR	CFG_OCM_BASE	/* OCM			*/
-#define CFG_OCM_DATA_ADDR	CFG_OCM_BASE
-
+/*
+ * On LWMON5 we use D-cache as init-ram and stack pointer. We also move
+ * the POST_WORD from OCM to a 440EPx register that preserves it's
+ * content during reset (GPT0_COM6). This way we reserve the OCM (16k)
+ * for logbuffer only.
+ */
+#define CFG_INIT_RAM_DCACHE	1		/* d-cache as init ram	*/
+#define CFG_INIT_RAM_ADDR	0x70000000		/* DCache       */
 #define CFG_INIT_RAM_END	(4 << 10)
-#define CFG_GBL_DATA_SIZE	256		/* num bytes initial data */
+#define CFG_GBL_DATA_SIZE	256		/* num bytes initial data*/
 #define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
-#define CFG_POST_WORD_ADDR	(CFG_GBL_DATA_OFFSET - 0x4)
-#define CFG_INIT_SP_OFFSET	CFG_POST_WORD_ADDR
+#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
+#define CFG_POST_ALT_WORD_ADDR	(CFG_PERIPHERAL_BASE + GPT0_COMP6)
+						/* unused GPT0 COMP reg	*/
 
 /*-----------------------------------------------------------------------
  * Serial Port
diff --git a/include/ppc440.h b/include/ppc440.h
index bfd1e10..907744b 100644
--- a/include/ppc440.h
+++ b/include/ppc440.h
@@ -1362,8 +1362,6 @@
 #define plb1_bearl                (PLB_ARBITER_BASE+ 0x0C)
 #define plb1_bearh                (PLB_ARBITER_BASE+ 0x0D)
 
-#if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
-    defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
 /* Pin Function Control Register 1 */
 #define SDR0_PFC1                    0x4101
 #define   SDR0_PFC1_U1ME_MASK         0x02000000    /* UART1 Mode Enable */
@@ -1429,7 +1427,7 @@
 #define   SDR0_MFR_PKT_REJ_EN1         0x00080000   /* Pkt Rej. Enable on EMAC3(1) */
 #define   SDR0_MFR_PKT_REJ_POL         0x00200000   /* Packet Reject Polarity */
 
-#endif /* defined(CONFIG_440EP) || defined(CONFIG_440GR) */
+#define GPT0_COMP6			0x00000098
 
 #if defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
 #define SDR0_USB2D0CR                 0x0320
diff --git a/post/tests.c b/post/tests.c
index e1c3d28..0c49e32 100644
--- a/post/tests.c
+++ b/post/tests.c
@@ -194,7 +194,7 @@
 	"SPR test",
 	"spr",
 	"This test checks SPR contents.",
-	POST_ROM | POST_ALWAYS | POST_PREREL,
+	POST_RAM | POST_ALWAYS,
 	&spr_post_test,
 	NULL,
 	NULL,
diff --git a/tools/env/Makefile b/tools/env/Makefile
index 1f16768..ea2d5b5 100644
--- a/tools/env/Makefile
+++ b/tools/env/Makefile
@@ -28,6 +28,10 @@
 
 CPPFLAGS := -Wall -DUSE_HOSTCC
 
+ifeq ($(MTD_VERSION),old)
+CPPFLAGS += -DMTD_OLD
+endif
+
 all:	$(obj)fw_printenv
 
 $(obj)fw_printenv:	$(SRCS) $(HEADERS)
diff --git a/tools/env/README b/tools/env/README
index d8386f7..f8a644e 100644
--- a/tools/env/README
+++ b/tools/env/README
@@ -6,6 +6,10 @@
 #define CONFIG_FILE  "/etc/fw_env.config"
 in fw_env.h.
 
+For building against older versions of the MTD headers (meaning before
+v2.6.8-rc1) it is required to pass the argument "MTD_VERSION=old" to
+make.
+
 See comments in the fw_env.config file for definitions for the
 particular board.
 
diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
index f723b5b..e083a5b 100644
--- a/tools/env/fw_env.c
+++ b/tools/env/fw_env.c
@@ -31,16 +31,21 @@
 #include <sys/ioctl.h>
 #include <sys/stat.h>
 #include <unistd.h>
-#include <linux/mtd/mtd.h>
-#include "fw_env.h"
 
-typedef unsigned char uchar;
+#ifdef MTD_OLD
+# include <linux/mtd/mtd.h>
+#else
+# define  __user	/* nothing */
+# include <mtd/mtd-user.h>
+#endif
+
+#include "fw_env.h"
 
 #define	CMD_GETENV	"fw_printenv"
 #define	CMD_SETENV	"fw_setenv"
 
 typedef struct envdev_s {
-	uchar devname[16];		/* Device name */
+	char devname[16];		/* Device name */
 	ulong devoff;			/* Device offset */
 	ulong env_size;			/* environment size */
 	ulong erase_size;		/* device erase size */
@@ -60,22 +65,22 @@
 
 typedef struct environment_s {
 	ulong crc;			/* CRC32 over data bytes    */
-	uchar flags;			/* active or obsolete */
-	uchar *data;
+	unsigned char flags;		/* active or obsolete */
+	char *data;
 } env_t;
 
 static env_t environment;
 
 static int HaveRedundEnv = 0;
 
-static uchar active_flag = 1;
-static uchar obsolete_flag = 0;
+static unsigned char active_flag = 1;
+static unsigned char obsolete_flag = 0;
 
 
 #define XMK_STR(x)	#x
 #define MK_STR(x)	XMK_STR(x)
 
-static uchar default_environment[] = {
+static char default_environment[] = {
 #if defined(CONFIG_BOOTARGS)
 	"bootargs=" CONFIG_BOOTARGS "\0"
 #endif
@@ -155,7 +160,7 @@
 };
 
 static int flash_io (int mode);
-static uchar *envmatch (uchar * s1, uchar * s2);
+static char *envmatch (char * s1, char * s2);
 static int env_init (void);
 static int parse_config (void);
 
@@ -175,15 +180,15 @@
  * Search the environment for a variable.
  * Return the value, if found, or NULL, if not found.
  */
-unsigned char *fw_getenv (unsigned char *name)
+char *fw_getenv (char *name)
 {
-	uchar *env, *nxt;
+	char *env, *nxt;
 
 	if (env_init ())
 		return (NULL);
 
 	for (env = environment.data; *env; env = nxt + 1) {
-		uchar *val;
+		char *val;
 
 		for (nxt = env; *nxt; ++nxt) {
 			if (nxt >= &environment.data[ENV_SIZE]) {
@@ -206,7 +211,7 @@
  */
 void fw_printenv (int argc, char *argv[])
 {
-	uchar *env, *nxt;
+	char *env, *nxt;
 	int i, n_flag;
 
 	if (env_init ())
@@ -241,8 +246,8 @@
 	}
 
 	for (i = 1; i < argc; ++i) {	/* print single env variables   */
-		uchar *name = argv[i];
-		uchar *val = NULL;
+		char *name = argv[i];
+		char *val = NULL;
 
 		for (env = environment.data; *env; env = nxt + 1) {
 
@@ -279,9 +284,9 @@
 int fw_setenv (int argc, char *argv[])
 {
 	int i, len;
-	uchar *env, *nxt;
-	uchar *oldval = NULL;
-	uchar *name;
+	char *env, *nxt;
+	char *oldval = NULL;
+	char *name;
 
 	if (argc < 2) {
 		return (EINVAL);
@@ -361,7 +366,7 @@
 	while ((*env = *name++) != '\0')
 		env++;
 	for (i = 2; i < argc; ++i) {
-		uchar *val = argv[i];
+		char *val = argv[i];
 
 		*env = (i == 2) ? '=' : ' ';
 		while ((*++env = *val++) != '\0');
@@ -373,7 +378,7 @@
   WRITE_FLASH:
 
 	/* Update CRC */
-	environment.crc = crc32 (0, environment.data, ENV_SIZE);
+	environment.crc = crc32 (0, (uint8_t*) environment.data, ENV_SIZE);
 
 	/* write environment back to flash */
 	if (flash_io (O_RDWR)) {
@@ -569,7 +574,7 @@
  * If the names match, return the value of s2, else NULL.
  */
 
-static uchar *envmatch (uchar * s1, uchar * s2)
+static char *envmatch (char * s1, char * s2)
 {
 
 	while (*s1 == *s2++)
@@ -586,10 +591,10 @@
 static int env_init (void)
 {
 	int crc1, crc1_ok;
-	uchar *addr1;
+	char *addr1;
 
 	int crc2, crc2_ok;
-	uchar flag1, flag2, *addr2;
+	char flag1, flag2, *addr2;
 
 	if (parse_config ())		/* should fill envdevices */
 		return 1;
@@ -608,7 +613,7 @@
 		return (errno);
 	}
 
-	crc1_ok = ((crc1 = crc32 (0, environment.data, ENV_SIZE))
+	crc1_ok = ((crc1 = crc32 (0, (uint8_t *) environment.data, ENV_SIZE))
 			   == environment.crc);
 	if (!HaveRedundEnv) {
 		if (!crc1_ok) {
@@ -632,7 +637,7 @@
 			return (errno);
 		}
 
-		crc2_ok = ((crc2 = crc32 (0, environment.data, ENV_SIZE))
+		crc2_ok = ((crc2 = crc32 (0, (uint8_t *) environment.data, ENV_SIZE))
 				   == environment.crc);
 		flag2 = environment.flags;
 
diff --git a/tools/env/fw_env.h b/tools/env/fw_env.h
index 13c45a2..58607de 100644
--- a/tools/env/fw_env.h
+++ b/tools/env/fw_env.h
@@ -47,8 +47,8 @@
 	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " 	\
 	"bootm"
 
-extern		void  fw_printenv(int argc, char *argv[]);
-extern unsigned char *fw_getenv  (unsigned char *name);
-extern		int   fw_setenv  (int argc, char *argv[]);
+extern void  fw_printenv(int argc, char *argv[]);
+extern char *fw_getenv  (char *name);
+extern int fw_setenv  (int argc, char *argv[]);
 
 extern unsigned	long  crc32	 (unsigned long, const unsigned char *, unsigned);