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Add support for PCS440EP board
Patch by Stefan Roese, 02 Jun 2006

Stefan Roese 19 jaren geleden
bovenliggende
commit
a4c8d1389f
14 gewijzigde bestanden met toevoegingen van 1987 en 50 verwijderingen
  1. 3 0
      CHANGELOG
  2. 1 0
      MAINTAINERS
  3. 5 5
      MAKEALL
  4. 3 0
      Makefile
  5. 47 0
      board/pcs440ep/Makefile
  6. 44 0
      board/pcs440ep/config.mk
  7. 602 0
      board/pcs440ep/flash.c
  8. 113 0
      board/pcs440ep/init.S
  9. 379 0
      board/pcs440ep/pcs440ep.c
  10. 157 0
      board/pcs440ep/u-boot.lds
  11. 119 1
      cpu/ppc4xx/cpu_init.c
  12. 8 1
      cpu/ppc4xx/start.S
  13. 413 0
      include/configs/pcs440ep.h
  14. 93 43
      include/ppc440.h

+ 3 - 0
CHANGELOG

@@ -7,6 +7,9 @@ Changes since U-Boot 1.1.4:
   MPC8272 boards. Eventually this should be used on all boards?]
   Patch by Wolfgang Grandegger, 17 Jan 2006
 
+* Add support for PCS440EP board
+  Patch by Stefan Roese, 02 Jun 2006
+
 * Correct GPIO setup (UART1/IRQ's) on yosemite & yellowstone
   Patch by Stefan Roese, 29 May 2006
 

+ 1 - 0
MAINTAINERS

@@ -283,6 +283,7 @@ Stefan Roese <sr@denx.de>
 	ebony			PPC440GP
 	ocotea			PPC440GX
 	p3p440			PPC440GP
+	pcs440ep		PPC440EP
 	sycamore		PPC405GPr
 	walnut			PPC405GP
 	yellowstone		PPC440GR

+ 5 - 5
MAKEALL

@@ -71,11 +71,11 @@ LIST_4xx="	\
 	HH405		HUB405		JSE		KAREF		\
 	luan		METROBOX	MIP405		MIP405T		\
 	ML2		ml300		ocotea		OCRTC		\
-	ORSG		p3p440		PCI405		PIP405		\
-	PLU405		PMC405	        PPChameleonEVB	sbc405		\
-	VOH405		VOM405          W7OLMC		W7OLMG		\
-	walnut		WUH405		XPEDITE1K	yellowstone	\
-	yosemite							\
+	ORSG		p3p440		PCI405		pcs440ep	\
+	PIP405		PLU405		PMC405	        PPChameleonEVB	\
+	sbc405		VOH405		VOM405          W7OLMC		\
+	W7OLMG		walnut		WUH405		XPEDITE1K	\
+	yellowstone	yosemite					\
 "
 
 #########################################################################

+ 3 - 0
Makefile

@@ -919,6 +919,9 @@ p3p440_config:	unconfig
 PCI405_config:	unconfig
 	@./mkconfig $(@:_config=) ppc ppc4xx pci405 esd
 
+pcs440ep_config:	unconfig
+	@./mkconfig $(@:_config=) ppc ppc4xx pcs440ep
+
 PIP405_config:	unconfig
 	@./mkconfig $(@:_config=) ppc ppc4xx pip405 mpl
 

+ 47 - 0
board/pcs440ep/Makefile

@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB	= lib$(BOARD).a
+
+OBJS	= $(BOARD).o flash.o
+SOBJS	= init.o
+
+$(LIB):	$(OBJS) $(SOBJS)
+	$(AR) crv $@ $(OBJS)
+
+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
+
+#########################################################################

+ 44 - 0
board/pcs440ep/config.mk

@@ -0,0 +1,44 @@
+#
+# (C) Copyright 2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+#
+# PCS440EP board
+#
+
+#TEXT_BASE = 0x00001000
+
+ifeq ($(ramsym),1)
+TEXT_BASE = 0xFBD00000
+else
+TEXT_BASE = 0xFFF80000
+endif
+
+PLATFORM_CPPFLAGS += -DCONFIG_440=1
+
+ifeq ($(debug),1)
+PLATFORM_CPPFLAGS += -DDEBUG
+endif
+
+ifeq ($(dbcr),1)
+PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000
+endif

+ 602 - 0
board/pcs440ep/flash.c

@@ -0,0 +1,602 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/processor.h>
+
+#ifndef CFG_FLASH_READ0
+#define CFG_FLASH_READ0		0x0000	/* 0 is standard			*/
+#define CFG_FLASH_READ1		0x0001	/* 1 is standard			*/
+#define CFG_FLASH_READ2		0x0002	/* 2 is standard			*/
+#endif
+
+flash_info_t	flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips	*/
+
+/*
+ * Functions
+ */
+static int write_word(flash_info_t *info, ulong dest, ulong data);
+static ulong flash_get_size(vu_long *addr, flash_info_t *info);
+
+unsigned long flash_init(void)
+{
+	unsigned long size_b0, size_b1;
+	int i;
+	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 */
+
+	base_b0 = FLASH_BASE0_PRELIM;
+	size_b0 = flash_get_size ((vu_long *) base_b0, &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);
+	}
+
+	base_b1 = FLASH_BASE1_PRELIM;
+	size_b1 = flash_get_size ((vu_long *) base_b1, &flash_info[1]);
+
+	return (size_b0 + size_b1);
+}
+
+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;
+	case FLASH_MAN_EXCEL:	printf ("Excel Semiconductor "); break;
+	default:		printf ("Unknown Vendor ");	break;
+	}
+
+	switch (info->flash_id & FLASH_TYPEMASK) {
+	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_AM040:	printf ("AM29LV040B (4 Mbit, uniform sector size)\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_AM320T:	printf ("AM29LV320T (32 M, top sector)\n");
+		break;
+	case FLASH_AM320B:	printf ("AM29LV320B (32 M, bottom sector)\n");
+		break;
+	case FLASH_AMDL322T:	printf ("AM29DL322T (32 M, top sector)\n");
+		break;
+	case FLASH_AMDL322B:	printf ("AM29DL322B (32 M, bottom sector)\n");
+		break;
+	case FLASH_AMDL323T:	printf ("AM29DL323T (32 M, top sector)\n");
+		break;
+	case FLASH_AMDL323B:	printf ("AM29DL323B (32 M, bottom sector)\n");
+		break;
+	case FLASH_SST020:	printf ("SST39LF/VF020 (2 Mbit, uniform sector size)\n");
+		break;
+	case FLASH_SST040:	printf ("SST39LF/VF040 (4 Mbit, uniform sector size)\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) {
+#ifdef CFG_FLASH_EMPTY_INFO
+		/*
+		 * 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   ");
+		/* print empty and read-only info */
+		printf (" %08lX%s%s",
+			info->start[i],
+			erased ? " E" : "  ",
+			info->protect[i] ? "RO " : "   ");
+#else
+		if ((i % 5) == 0)
+			printf ("\n   ");
+		printf (" %08lX%s",
+			info->start[i],
+			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;
+	short n;
+	volatile CFG_FLASH_WORD_SIZE value;
+	ulong base = (ulong)addr;
+	volatile CFG_FLASH_WORD_SIZE *addr2 = (volatile CFG_FLASH_WORD_SIZE *)addr;
+
+	/* Write auto select command: read Manufacturer ID */
+	addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
+	addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
+	addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00900090;
+
+	value = addr2[CFG_FLASH_READ0];
+
+	switch (value) {
+	case (CFG_FLASH_WORD_SIZE)AMD_MANUFACT:
+		info->flash_id = FLASH_MAN_AMD;
+		break;
+	case (CFG_FLASH_WORD_SIZE)FUJ_MANUFACT:
+		info->flash_id = FLASH_MAN_FUJ;
+		break;
+	case (CFG_FLASH_WORD_SIZE)SST_MANUFACT:
+		info->flash_id = FLASH_MAN_SST;
+		break;
+	case (CFG_FLASH_WORD_SIZE)EXCEL_MANUFACT:
+		info->flash_id = FLASH_MAN_EXCEL;
+		break;
+	default:
+		info->flash_id = FLASH_UNKNOWN;
+		info->sector_count = 0;
+		info->size = 0;
+		return (0);			/* no or unknown flash	*/
+	}
+
+	value = addr2[CFG_FLASH_READ1];		/* device ID		*/
+
+	switch (value) {
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400T:
+		info->flash_id += FLASH_AM400T;
+		info->sector_count = 11;
+		info->size = 0x00080000;
+		break;				/* => 0.5 MB		*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400B:
+		info->flash_id += FLASH_AM400B;
+		info->sector_count = 11;
+		info->size = 0x00080000;
+		break;				/* => 0.5 MB		*/
+
+        case (CFG_FLASH_WORD_SIZE)AMD_ID_LV040B:
+                info->flash_id += FLASH_AM040;
+                info->sector_count = 8;
+                info->size = 0x0080000; /* => 512 ko */
+                break;
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800T:
+		info->flash_id += FLASH_AM800T;
+		info->sector_count = 19;
+		info->size = 0x00100000;
+		break;				/* => 1 MB		*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800B:
+		info->flash_id += FLASH_AM800B;
+		info->sector_count = 19;
+		info->size = 0x00100000;
+		break;				/* => 1 MB		*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160T:
+		info->flash_id += FLASH_AM160T;
+		info->sector_count = 35;
+		info->size = 0x00200000;
+		break;				/* => 2 MB		*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160B:
+		info->flash_id += FLASH_AM160B;
+		info->sector_count = 35;
+		info->size = 0x00200000;
+		break;				/* => 2 MB		*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T:
+		info->flash_id += FLASH_AM320T;
+		info->sector_count = 71;
+		info->size = 0x00400000;  break;	/* => 4 MB	*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B:
+		info->flash_id += FLASH_AM320B;
+		info->sector_count = 71;
+		info->size = 0x00400000;  break;	/* => 4 MB	*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322T:
+		info->flash_id += FLASH_AMDL322T;
+		info->sector_count = 71;
+		info->size = 0x00400000;  break;	/* => 4 MB	*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322B:
+		info->flash_id += FLASH_AMDL322B;
+		info->sector_count = 71;
+		info->size = 0x00400000;  break;	/* => 4 MB	*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323T:
+		info->flash_id += FLASH_AMDL323T;
+		info->sector_count = 71;
+		info->size = 0x00400000;  break;	/* => 4 MB	*/
+
+	case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323B:
+		info->flash_id += FLASH_AMDL323B;
+		info->sector_count = 71;
+		info->size = 0x00400000;  break;	/* => 4 MB	*/
+
+	case (CFG_FLASH_WORD_SIZE)SST_ID_xF020:
+		info->flash_id += FLASH_SST020;
+		info->sector_count = 64;
+		info->size = 0x00040000;
+		break;				/* => 256 kB		*/
+
+	case (CFG_FLASH_WORD_SIZE)SST_ID_xF040:
+		info->flash_id += FLASH_SST040;
+		info->sector_count = 128;
+		info->size = 0x00080000;
+		break;				/* => 512 kB		*/
+
+	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_TYPEMASK) == FLASH_AM640U)) {
+		for (i = 0; i < info->sector_count; i++)
+			info->start[i] = base + (i * 0x00001000);
+	} else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) {
+		for (i = 0; i < info->sector_count; i++)
+			info->start[i] = base + (i * 0x00010000);
+	} else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) ||
+		   ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) ||
+		   ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
+		   ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) {
+		/* set sector offsets for bottom boot block type	*/
+		for (i=0; i<8; ++i) {		/*  8 x 8k boot sectors	*/
+			info->start[i] = base;
+			base += 8 << 10;
+		}
+		while (i < info->sector_count) {	/* 64k regular sectors	*/
+			info->start[i] = base;
+			base += 64 << 10;
+			++i;
+		}
+	} else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) ||
+		   ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) ||
+		   ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
+		   ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) {
+		/* set sector offsets for top boot block type		*/
+		base += info->size;
+		i = info->sector_count;
+		for (n=0; n<8; ++n) {		/*  8 x 8k boot sectors	*/
+			base -= 8 << 10;
+			--i;
+			info->start[i] = base;
+		}
+		while (i > 0) {			/* 64k regular sectors	*/
+			base -= 64 << 10;
+			--i;
+			info->start[i] = base;
+		}
+	} 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 */
+		addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]);
+		if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_AMD)
+			info->protect[i] = 0;
+		else
+			info->protect[i] = addr2[CFG_FLASH_READ2] & 1;
+	}
+
+	/*
+	 * Prevent writes to uninitialized FLASH.
+	 */
+	if (info->flash_id != FLASH_UNKNOWN) {
+		addr2 = (CFG_FLASH_WORD_SIZE *)info->start[0];
+		*addr2 = (CFG_FLASH_WORD_SIZE)0x00F000F0;	/* reset bank */
+	}
+
+	return (info->size);
+}
+
+
+int flash_erase(flash_info_t *info, int s_first, int s_last)
+{
+	volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *)(info->start[0]);
+	volatile CFG_FLASH_WORD_SIZE *addr2;
+	int flag, prot, sect, l_sect;
+	ulong start, now, 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) {
+		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 = (CFG_FLASH_WORD_SIZE *)(info->start[sect]);
+			if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
+				addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
+				addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
+				addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080;
+				addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
+				addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
+				addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030;  /* sector erase */
+
+				/* re-enable interrupts if necessary */
+				if (flag) {
+					enable_interrupts();
+					flag = 0;
+				}
+
+				/* data polling for D7 */
+				start = get_timer (0);
+				while ((addr2[0] & (CFG_FLASH_WORD_SIZE)0x00800080) !=
+				       (CFG_FLASH_WORD_SIZE)0x00800080) {
+					if (get_timer(start) > CFG_FLASH_WRITE_TOUT)
+						return (1);
+				}
+			} else {
+				if (sect == s_first) {
+					addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
+					addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
+					addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080;
+					addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
+					addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
+				}
+				addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030;  /* sector erase */
+			}
+			l_sect = sect;
+		}
+	}
+
+	/* 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 = (CFG_FLASH_WORD_SIZE *)(info->start[l_sect]);
+	while ((addr[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != (CFG_FLASH_WORD_SIZE)0x00800080) {
+		if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+			printf ("Timeout\n");
+			return 1;
+		}
+		/* show that we're waiting */
+		if ((now - last) > 1000) {	/* every second */
+			putc ('.');
+			last = now;
+		}
+	}
+
+DONE:
+	/* reset to read mode */
+	addr = (CFG_FLASH_WORD_SIZE *)info->start[0];
+	addr[0] = (CFG_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 CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[0]);
+	volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *)dest;
+	volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *)&data;
+	ulong start;
+	int flag;
+	int i;
+
+	/* Check if Flash is (sufficiently) erased */
+	if ((*((vu_long *)dest) & data) != data)
+		return (2);
+
+	/* Disable interrupts which might cause a timeout here */
+	flag = disable_interrupts();
+
+	for (i=0; i<4/sizeof(CFG_FLASH_WORD_SIZE); i++) {
+		addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
+		addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
+		addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00A000A0;
+
+		dest2[i] = data2[i];
+
+		/* re-enable interrupts if necessary */
+		if (flag)
+			enable_interrupts();
+
+		/* data polling for D7 */
+		start = get_timer (0);
+		while ((dest2[i] & (CFG_FLASH_WORD_SIZE)0x00800080) !=
+		       (data2[i] & (CFG_FLASH_WORD_SIZE)0x00800080)) {
+			if (get_timer(start) > CFG_FLASH_WRITE_TOUT)
+				return (1);
+		}
+	}
+
+	return (0);
+}

+ 113 - 0
board/pcs440ep/init.S

@@ -0,0 +1,113 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@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 <ppc_asm.tmpl>
+#include <config.h>
+
+/* General */
+#define TLB_VALID   0x00000200
+
+/* Supported page sizes */
+
+#define SZ_1K	    0x00000000
+#define SZ_4K	    0x00000010
+#define SZ_16K	    0x00000020
+#define SZ_64K	    0x00000030
+#define SZ_256K	    0x00000040
+#define SZ_1M	    0x00000050
+#define SZ_8M       0x00000060
+#define SZ_16M	    0x00000070
+#define SZ_256M	    0x00000090
+
+/* Storage attributes */
+#define SA_W	    0x00000800	    /* Write-through */
+#define SA_I	    0x00000400	    /* Caching inhibited */
+#define SA_M	    0x00000200	    /* Memory coherence */
+#define SA_G	    0x00000100	    /* Guarded */
+#define SA_E	    0x00000080	    /* Endian */
+
+/* Access control */
+#define AC_X	    0x00000024	    /* Execute */
+#define AC_W	    0x00000012	    /* Write */
+#define AC_R	    0x00000009	    /* Read */
+
+/* Some handy macros */
+
+#define EPN(e)		((e) & 0xfffffc00)
+#define TLB0(epn,sz)	( (EPN((epn)) | (sz) | TLB_VALID ) )
+#define TLB1(rpn,erpn)	( ((rpn)&0xfffffc00) | (erpn) )
+#define TLB2(a)		( (a)&0x00000fbf )
+
+#define tlbtab_start\
+	mflr    r1  ;\
+	bl 0f	    ;
+
+#define tlbtab_end\
+	.long 0, 0, 0	;   \
+0:	mflr    r0	;   \
+	mtlr    r1	;   \
+	blr		;
+
+#define tlbentry(epn,sz,rpn,erpn,attr)\
+	.long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
+
+
+/**************************************************************************
+ * TLB TABLE
+ *
+ * This table is used by the cpu boot code to setup the initial tlb
+ * entries. Rather than make broad assumptions in the cpu source tree,
+ * this table lets each board set things up however they like.
+ *
+ *  Pointer to the table is returned in r1
+ *
+ *************************************************************************/
+
+    .section .bootpg,"ax"
+    .globl tlbtab
+
+tlbtab:
+    tlbtab_start
+
+    /*
+     * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the
+     * speed up boot process. It is patched after relocation to enable SA_I
+     */
+    tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/)
+
+    /* 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_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
+    tlbentry( CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I )
+
+    /* PCI */
+    tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I )
+    tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I )
+    tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I )
+    tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I )
+
+    /* USB 2.0 Device */
+    tlbentry( CFG_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_R|AC_W|SA_G|SA_I )
+
+    tlbtab_end

+ 379 - 0
board/pcs440ep/pcs440ep.c

@@ -0,0 +1,379 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <ppc4xx.h>
+#include <asm/processor.h>
+#include <spd_sdram.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips	*/
+
+static void set_leds(int val)
+{
+	unsigned char led[16] = {0x0, 0x8, 0x4, 0xc, 0x2, 0xa, 0x6, 0xe,
+				 0x1, 0x9, 0x5, 0xd, 0x3, 0xb, 0x7, 0xf};
+	out32(GPIO0_OR, (in32(GPIO0_OR) & ~0x78000000) | (led[val] << 27));
+}
+
+int board_early_init_f(void)
+{
+	register uint reg;
+
+	set_leds(0);			/* display boot info counter */
+
+	/*--------------------------------------------------------------------
+	 * Setup the external bus controller/chip selects
+	 *-------------------------------------------------------------------*/
+	mtdcr(ebccfga, xbcfg);
+	reg = mfdcr(ebccfgd);
+	mtdcr(ebccfgd, reg | 0x04000000);	/* Set ATC */
+
+	/*--------------------------------------------------------------------
+	 * GPIO's are alreay setup in cpu/ppc4xx/cpu_init.c
+	 * via define from board config file.
+	 *-------------------------------------------------------------------*/
+
+	/*--------------------------------------------------------------------
+	 * Setup the interrupt controller polarities, triggers, etc.
+	 *-------------------------------------------------------------------*/
+	mtdcr(uic0sr, 0xffffffff);	/* clear all */
+	mtdcr(uic0er, 0x00000000);	/* disable all */
+	mtdcr(uic0cr, 0x00000001);	/* UIC1 crit is critical */
+	mtdcr(uic0pr, 0xfffffe1f);	/* per ref-board manual */
+	mtdcr(uic0tr, 0x01c00000);	/* per ref-board manual */
+	mtdcr(uic0vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr(uic0sr, 0xffffffff);	/* clear all */
+
+	mtdcr(uic1sr, 0xffffffff);	/* clear all */
+	mtdcr(uic1er, 0x00000000);	/* disable all */
+	mtdcr(uic1cr, 0x00000000);	/* all non-critical */
+	mtdcr(uic1pr, 0xffffe0ff);	/* per ref-board manual */
+	mtdcr(uic1tr, 0x00ffc000);	/* per ref-board manual */
+	mtdcr(uic1vr, 0x00000001);	/* int31 highest, base=0x000 */
+	mtdcr(uic1sr, 0xffffffff);	/* clear all */
+
+	/*--------------------------------------------------------------------
+	 * Setup other serial configuration
+	 *-------------------------------------------------------------------*/
+	mfsdr(sdr_pci0, reg);
+	mtsdr(sdr_pci0, 0x80000000 | reg);	/* PCI arbiter enabled */
+	mtsdr(sdr_pfc0, 0x00000100);	/* Pin function: enable GPIO49-63 */
+	mtsdr(sdr_pfc1, 0x00048000);	/* Pin function: UART0 has 4 pins, select IRQ5 */
+
+	return 0;
+}
+
+int misc_init_r (void)
+{
+	uint pbcr;
+	int size_val = 0;
+
+	/* Re-do sizing to get full correct info */
+	mtdcr(ebccfga, pb0cr);
+	pbcr = mfdcr(ebccfgd);
+	switch (gd->bd->bi_flashsize) {
+	case 1 << 20:
+		size_val = 0;
+		break;
+	case 2 << 20:
+		size_val = 1;
+		break;
+	case 4 << 20:
+		size_val = 2;
+		break;
+	case 8 << 20:
+		size_val = 3;
+		break;
+	case 16 << 20:
+		size_val = 4;
+		break;
+	case 32 << 20:
+		size_val = 5;
+		break;
+	case 64 << 20:
+		size_val = 6;
+		break;
+	case 128 << 20:
+		size_val = 7;
+		break;
+	}
+	pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
+	mtdcr(ebccfga, pb0cr);
+	mtdcr(ebccfgd, pbcr);
+
+	/* adjust flash start and offset */
+	gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
+	gd->bd->bi_flashoffset = 0;
+
+	/* Monitor protection ON by default */
+	(void)flash_protect(FLAG_PROTECT_SET,
+			    -CFG_MONITOR_LEN,
+			    0xffffffff,
+			    &flash_info[1]);
+
+	/* Env protection ON by default */
+	(void)flash_protect(FLAG_PROTECT_SET,
+			    CFG_ENV_ADDR_REDUND,
+			    CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1,
+			    &flash_info[0]);
+
+	return 0;
+}
+
+int checkboard(void)
+{
+	char *s = getenv("serial#");
+
+	printf("Board: PCS440EP");
+	if (s != NULL) {
+		puts(", serial# ");
+		puts(s);
+	}
+	putc('\n');
+
+	return (0);
+}
+
+long int initdram (int board_type)
+{
+	long dram_size = 0;
+
+	set_leds(1);			/* display boot info counter */
+	dram_size = spd_sdram();
+	set_leds(2);			/* display boot info counter */
+
+	return dram_size;
+}
+
+#if defined(CFG_DRAM_TEST)
+int testdram(void)
+{
+	unsigned long *mem = (unsigned long *)0;
+	const unsigned long kend = (1024 / sizeof(unsigned long));
+	unsigned long k, n;
+
+	mtmsr(0);
+
+	for (k = 0; k < CFG_KBYTES_SDRAM;
+	     ++k, mem += (1024 / sizeof(unsigned long))) {
+		if ((k & 1023) == 0) {
+			printf("%3d MB\r", k / 1024);
+		}
+
+		memset(mem, 0xaaaaaaaa, 1024);
+		for (n = 0; n < kend; ++n) {
+			if (mem[n] != 0xaaaaaaaa) {
+				printf("SDRAM test fails at: %08x\n",
+				       (uint) & mem[n]);
+				return 1;
+			}
+		}
+
+		memset(mem, 0x55555555, 1024);
+		for (n = 0; n < kend; ++n) {
+			if (mem[n] != 0x55555555) {
+				printf("SDRAM test fails at: %08x\n",
+				       (uint) & mem[n]);
+				return 1;
+			}
+		}
+	}
+	printf("SDRAM test passes\n");
+	return 0;
+}
+#endif
+
+/*************************************************************************
+ *  pci_pre_init
+ *
+ *  This routine is called just prior to registering the hose and gives
+ *  the board the opportunity to check things. Returning a value of zero
+ *  indicates that things are bad & PCI initialization should be aborted.
+ *
+ *	Different boards may wish to customize the pci controller structure
+ *	(add regions, override default access routines, etc) or perform
+ *	certain pre-initialization actions.
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT)
+int pci_pre_init(struct pci_controller *hose)
+{
+	unsigned long addr;
+
+	/*-------------------------------------------------------------------------+
+	  | Set priority for all PLB3 devices to 0.
+	  | Set PLB3 arbiter to fair mode.
+	  +-------------------------------------------------------------------------*/
+	mfsdr(sdr_amp1, addr);
+	mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00);
+	addr = mfdcr(plb3_acr);
+	mtdcr(plb3_acr, addr | 0x80000000);
+
+	/*-------------------------------------------------------------------------+
+	  | Set priority for all PLB4 devices to 0.
+	  +-------------------------------------------------------------------------*/
+	mfsdr(sdr_amp0, addr);
+	mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00);
+	addr = mfdcr(plb4_acr) | 0xa0000000;	/* Was 0x8---- */
+	mtdcr(plb4_acr, addr);
+
+	/*-------------------------------------------------------------------------+
+	  | Set Nebula PLB4 arbiter to fair mode.
+	  +-------------------------------------------------------------------------*/
+	/* Segment0 */
+	addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair;
+	addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled;
+	addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep;
+	addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep;
+	mtdcr(plb0_acr, addr);
+
+	/* Segment1 */
+	addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair;
+	addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled;
+	addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep;
+	addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep;
+	mtdcr(plb1_acr, addr);
+
+	return 1;
+}
+#endif				/* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */
+
+/*************************************************************************
+ *  pci_target_init
+ *
+ *	The bootstrap configuration provides default settings for the pci
+ *	inbound map (PIM). But the bootstrap config choices are limited and
+ *	may not be sufficient for a given board.
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT)
+void pci_target_init(struct pci_controller *hose)
+{
+	/*--------------------------------------------------------------------------+
+	 * Set up Direct MMIO registers
+	 *--------------------------------------------------------------------------*/
+	/*--------------------------------------------------------------------------+
+	  | PowerPC440 EP PCI Master configuration.
+	  | Map one 1Gig range of PLB/processor addresses to PCI memory space.
+	  |   PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF
+	  |   Use byte reversed out routines to handle endianess.
+	  | Make this region non-prefetchable.
+	  +--------------------------------------------------------------------------*/
+	out32r(PCIX0_PMM0MA, 0x00000000);	/* PMM0 Mask/Attribute - disabled b4 setting */
+	out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE);	/* PMM0 Local Address */
+	out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE);	/* PMM0 PCI Low Address */
+	out32r(PCIX0_PMM0PCIHA, 0x00000000);	/* PMM0 PCI High Address */
+	out32r(PCIX0_PMM0MA, 0xE0000001);	/* 512M + No prefetching, and enable region */
+
+	out32r(PCIX0_PMM1MA, 0x00000000);	/* PMM0 Mask/Attribute - disabled b4 setting */
+	out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2);	/* PMM0 Local Address */
+	out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2);	/* PMM0 PCI Low Address */
+	out32r(PCIX0_PMM1PCIHA, 0x00000000);	/* PMM0 PCI High Address */
+	out32r(PCIX0_PMM1MA, 0xE0000001);	/* 512M + No prefetching, and enable region */
+
+	out32r(PCIX0_PTM1MS, 0x00000001);	/* Memory Size/Attribute */
+	out32r(PCIX0_PTM1LA, 0);	/* Local Addr. Reg */
+	out32r(PCIX0_PTM2MS, 0);	/* Memory Size/Attribute */
+	out32r(PCIX0_PTM2LA, 0);	/* Local Addr. Reg */
+
+	/*--------------------------------------------------------------------------+
+	 * Set up Configuration registers
+	 *--------------------------------------------------------------------------*/
+
+	/* Program the board's subsystem id/vendor id */
+	pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID,
+			      CFG_PCI_SUBSYS_VENDORID);
+	pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID);
+
+	/* Configure command register as bus master */
+	pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER);
+
+	/* 240nS PCI clock */
+	pci_write_config_word(0, PCI_LATENCY_TIMER, 1);
+
+	/* No error reporting */
+	pci_write_config_word(0, PCI_ERREN, 0);
+
+	pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101);
+
+}
+#endif				/* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
+
+/*************************************************************************
+ *  pci_master_init
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
+void pci_master_init(struct pci_controller *hose)
+{
+	unsigned short temp_short;
+
+	/*--------------------------------------------------------------------------+
+	  | Write the PowerPC440 EP PCI Configuration regs.
+	  |   Enable PowerPC440 EP to be a master on the PCI bus (PMM).
+	  |   Enable PowerPC440 EP to act as a PCI memory target (PTM).
+	  +--------------------------------------------------------------------------*/
+	pci_read_config_word(0, PCI_COMMAND, &temp_short);
+	pci_write_config_word(0, PCI_COMMAND,
+			      temp_short | PCI_COMMAND_MASTER |
+			      PCI_COMMAND_MEMORY);
+}
+#endif				/* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */
+
+/*************************************************************************
+ *  is_pci_host
+ *
+ *	This routine is called to determine if a pci scan should be
+ *	performed. With various hardware environments (especially cPCI and
+ *	PPMC) it's insufficient to depend on the state of the arbiter enable
+ *	bit in the strap register, or generic host/adapter assumptions.
+ *
+ *	Rather than hard-code a bad assumption in the general 440 code, the
+ *	440 pci code requires the board to decide at runtime.
+ *
+ *	Return 0 for adapter mode, non-zero for host (monarch) mode.
+ *
+ *
+ ************************************************************************/
+#if defined(CONFIG_PCI)
+int is_pci_host(struct pci_controller *hose)
+{
+	/* PCS440EP is always configured as host. */
+	return (1);
+}
+#endif				/* defined(CONFIG_PCI) */
+
+/*************************************************************************
+ *  hw_watchdog_reset
+ *
+ *	This routine is called to reset (keep alive) the watchdog timer
+ *
+ ************************************************************************/
+#if defined(CONFIG_HW_WATCHDOG)
+void hw_watchdog_reset(void)
+{
+
+}
+#endif

+ 157 - 0
board/pcs440ep/u-boot.lds

@@ -0,0 +1,157 @@
+/*
+ * (C) Copyright 2006
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+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
+
+  .bootpg 0xFFFFF000 :
+  {
+    cpu/ppc4xx/start.o	(.bootpg)
+  } = 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/pcs440ep/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)
+    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)
+    *(.rodata.str1.4)
+    *(.eh_frame)
+  }
+  .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 = .);
+
+  . = .;
+  __u_boot_cmd_start = .;
+  .u_boot_cmd : { *(.u_boot_cmd) }
+  __u_boot_cmd_end = .;
+
+
+  . = .;
+  __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 = .);
+}

+ 119 - 1
cpu/ppc4xx/cpu_init.c

@@ -1,5 +1,5 @@
 /*
- * (C) Copyright 2000
+ * (C) Copyright 2000-2006
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -101,6 +101,117 @@ DECLARE_GLOBAL_DATA_PTR;
 # endif
 #endif /* CFG_INIT_DCACHE_CS */
 
+#if defined(CFG_440_GPIO_TABLE)
+gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX] = CFG_440_GPIO_TABLE;
+
+void set_chip_gpio_configuration(gpio_param_s (*gpio_tab)[GPIO_GROUP_MAX][GPIO_MAX])
+{
+	unsigned char i=0, j=0, reg_offset = 0, gpio_core;
+	unsigned long gpio_reg, gpio_core_add;
+
+	for (gpio_core=0; gpio_core<GPIO_GROUP_MAX; gpio_core++) {
+		j = 0;
+		reg_offset = 0;
+		/* GPIO config of the GPIOs 0 to 31 */
+		for (i=0; i<GPIO_MAX; i++, j++) {
+			if (i == GPIO_MAX/2) {
+				reg_offset = 4;
+				j = i-16;
+			}
+
+			gpio_core_add = (*gpio_tab)[gpio_core][i].add;
+
+			if (((*gpio_tab)[gpio_core][i].in_out == GPIO_IN) ||
+			     ((*gpio_tab)[gpio_core][i].in_out == GPIO_BI)) {
+
+				switch ((*gpio_tab)[gpio_core][i].alt_nb) {
+				case GPIO_SEL:
+					break;
+
+				case GPIO_ALT1:
+					gpio_reg = in32(GPIO_IS1(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2));
+					out32(GPIO_IS1(gpio_core_add+reg_offset), gpio_reg);
+					break;
+
+				case GPIO_ALT2:
+					gpio_reg = in32(GPIO_IS2(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2));
+					out32(GPIO_IS2(gpio_core_add+reg_offset), gpio_reg);
+					break;
+
+				case GPIO_ALT3:
+					gpio_reg = in32(GPIO_IS3(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_IN_SEL >> (j*2));
+					out32(GPIO_IS3(gpio_core_add+reg_offset), gpio_reg);
+					break;
+				}
+			}
+
+			if (((*gpio_tab)[gpio_core][i].in_out == GPIO_OUT) ||
+			     ((*gpio_tab)[gpio_core][i].in_out == GPIO_BI)) {
+
+				switch ((*gpio_tab)[gpio_core][i].alt_nb) {
+				case GPIO_SEL:
+					if (gpio_core == GPIO0) {
+						gpio_reg = in32(GPIO0_TCR) | (0x80000000 >> (j));
+						out32(GPIO0_TCR, gpio_reg);
+					}
+
+					if (gpio_core == GPIO1) {
+						gpio_reg = in32(GPIO1_TCR) | (0x80000000 >> (j));
+						out32(GPIO1_TCR, gpio_reg);
+					}
+
+					gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg);
+					gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg);
+					break;
+
+				case GPIO_ALT1:
+					gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_ALT1_SEL >> (j*2));
+					out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg);
+					gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_ALT1_SEL >> (j*2));
+					out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg);
+					break;
+
+				case GPIO_ALT2:
+					gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_ALT2_SEL >> (j*2));
+					out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg);
+					gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_ALT2_SEL >> (j*2));
+					out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg);
+					break;
+
+				case GPIO_ALT3:
+					gpio_reg = in32(GPIO_OS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_ALT3_SEL >> (j*2));
+					out32(GPIO_OS(gpio_core_add+reg_offset), gpio_reg);
+					gpio_reg = in32(GPIO_TS(gpio_core_add+reg_offset))
+						& ~(GPIO_MASK >> (j*2));
+					gpio_reg = gpio_reg | (GPIO_ALT3_SEL >> (j*2));
+					out32(GPIO_TS(gpio_core_add+reg_offset), gpio_reg);
+					break;
+				}
+			}
+		}
+	}
+}
+#endif /* CFG_440_GPIO_TABLE */
 
 /*
  * Breath some life into the CPU...
@@ -129,10 +240,16 @@ cpu_init_f (void)
 	mtdcr(cpc0_epctl, CPC0_EPRCSR_E0NFE | CPC0_EPRCSR_E1NFE);
 #endif /* CONFIG_405EP */
 
+#if defined(CFG_440_GPIO_TABLE)
+	set_chip_gpio_configuration(&gpio_tab);
+#endif /* CFG_440_GPIO_TABLE */
+
 	/*
 	 * External Bus Controller (EBC) Setup
 	 */
 #if (defined(CFG_EBC_PB0AP) && defined(CFG_EBC_PB0CR))
+#if (defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
+     defined(CONFIG_405EP) || defined(CONFIG_405))
 	/*
 	 * Move the next instructions into icache, since these modify the flash
 	 * we are running from!
@@ -148,6 +265,7 @@ cpu_init_f (void)
 	asm volatile("	ori	3, 3, 0xA000"	::: "r3");
 	asm volatile("	mtctr	3"		::: "ctr");
 	asm volatile("2:	bdnz	2b"		::: "ctr", "cr0");
+#endif
 
 	mtebc(pb0ap, CFG_EBC_PB0AP);
 	mtebc(pb0cr, CFG_EBC_PB0CR);

+ 8 - 1
cpu/ppc4xx/start.S

@@ -1198,12 +1198,19 @@ ppcSync:
 	.globl	relocate_code
 relocate_code:
 #if defined(CONFIG_440EP) || defined(CONFIG_440GR)
-	dccci	0,0			    /* Invalidate data cache, now no longer our stack */
+	/*
+	 * On some 440er platforms the cache is enabled in the first TLB (Boot-CS)
+	 * to speed up the boot process. Now this cache needs to be disabled.
+	 */
+	iccci	0,0			/* Invalidate inst cache */
+	dccci	0,0			/* Invalidate data cache, now no longer our stack */
 	sync
+	isync
 	addi	r1,r0,0x0000		/* TLB entry #0 */
 	tlbre	r0,r1,0x0002		/* Read contents */
 	ori	r0,r0,0x0c00		/* Or in the inhibit, write through bit */
 	tlbwe	r0,r1,0x0002		/* Save it out */
+	sync
 	isync
 #endif
 	mr	r1,  r3		/* Set new stack pointer		*/

+ 413 - 0
include/configs/pcs440ep.h

@@ -0,0 +1,413 @@
+/*
+ * (C) Copyright 2006
+ * Stefan Roese, DENX Software Engineering, sr@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
+ */
+
+/************************************************************************
+ * pcs440ep.h - configuration for PCS440EP board
+ ***********************************************************************/
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*-----------------------------------------------------------------------
+ * High Level Configuration Options
+ *----------------------------------------------------------------------*/
+#define CONFIG_PCS440EP		1	/* Board is PCS440EP            */
+#define CONFIG_440EP		1	/* Specific PPC440EP support    */
+#define CONFIG_4xx		1	/* ... PPC4xx family	        */
+#define CONFIG_SYS_CLK_FREQ	33333333    /* external freq to pll	*/
+
+#define CONFIG_BOARD_EARLY_INIT_F 1     /* Call board_early_init_f	*/
+#define CONFIG_MISC_INIT_R	1	/* call misc_init_r()		*/
+
+/*-----------------------------------------------------------------------
+ * Base addresses -- Note these are effective addresses where the
+ * actual resources get mapped (not physical addresses)
+ *----------------------------------------------------------------------*/
+#define CFG_MONITOR_LEN		(512 * 1024)	/* Reserve 512 kB for Monitor	*/
+#define CFG_MALLOC_LEN		(256 * 1024)	/* Reserve 256 kB for malloc()	*/
+#define CFG_MONITOR_BASE	(-CFG_MONITOR_LEN)
+#define CFG_SDRAM_BASE	        0x00000000	    /* _must_ be 0	*/
+#define CFG_FLASH_BASE	        0xfff00000	    /* start of FLASH	*/
+#define CFG_PCI_MEMBASE	        0xa0000000	    /* mapped pci memory*/
+#define CFG_PCI_MEMBASE1        CFG_PCI_MEMBASE  + 0x10000000
+#define CFG_PCI_MEMBASE2        CFG_PCI_MEMBASE1 + 0x10000000
+#define CFG_PCI_MEMBASE3        CFG_PCI_MEMBASE2 + 0x10000000
+
+/*Don't change either of these*/
+#define CFG_PERIPHERAL_BASE     0xef600000	    /* internal peripherals*/
+#define CFG_PCI_BASE	        0xe0000000	    /* internal PCI regs*/
+/*Don't change either of these*/
+
+#define CFG_USB_DEVICE          0x50000000
+#define CFG_BOOT_BASE_ADDR      0xf0000000
+
+/*-----------------------------------------------------------------------
+ * Initial RAM & stack pointer (placed in SDRAM)
+ *----------------------------------------------------------------------*/
+#define CFG_INIT_RAM_ADDR	0x70000000		/* DCache       */
+#define CFG_INIT_RAM_END	(8 << 10)
+#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_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
+
+/*-----------------------------------------------------------------------
+ * Serial Port
+ *----------------------------------------------------------------------*/
+#undef CFG_EXT_SERIAL_CLOCK		/* no external clk used		*/
+#define CONFIG_BAUDRATE		115200
+#define CONFIG_SERIAL_MULTI     1
+/*define this if you want console on UART1*/
+#undef CONFIG_UART1_CONSOLE
+
+#define CFG_BAUDRATE_TABLE  \
+    {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
+
+/*-----------------------------------------------------------------------
+ * Environment
+ *----------------------------------------------------------------------*/
+#define CFG_ENV_IS_IN_FLASH     1	/* use FLASH for environment vars	*/
+
+/*-----------------------------------------------------------------------
+ * FLASH related
+ *----------------------------------------------------------------------*/
+#define CFG_MAX_FLASH_BANKS	2	/* 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)	*/
+
+#define CFG_FLASH_WORD_SIZE	unsigned char	/* flash word size (width)	*/
+#define CFG_FLASH_ADDR0		0x5555	/* 1st address for flash config cycles	*/
+#define CFG_FLASH_ADDR1		0x2AAA	/* 2nd address for flash config cycles	*/
+
+#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
+
+#ifdef CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_SECT_SIZE	0x10000 	/* size of one complete sector	*/
+#define CFG_ENV_ADDR		(CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
+#define	CFG_ENV_SIZE		0x2000	/* Total Size of Environment Sector	*/
+
+/* Address and size of Redundant Environment Sector	*/
+#define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
+#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
+#endif /* CFG_ENV_IS_IN_FLASH */
+
+/*-----------------------------------------------------------------------
+ * DDR SDRAM
+ *----------------------------------------------------------------------*/
+#define CONFIG_SPD_EEPROM               /* Use SPD EEPROM for setup             */
+#undef CONFIG_DDR_ECC			/* don't use ECC			*/
+#define SPD_EEPROM_ADDRESS      {0x50, 0x51}
+
+/*-----------------------------------------------------------------------
+ * I2C
+ *----------------------------------------------------------------------*/
+#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
+
+#define CFG_I2C_MULTI_EEPROMS
+#define CFG_I2C_EEPROM_ADDR	(0xa8>>1)
+#define CFG_I2C_EEPROM_ADDR_LEN 1
+#define CFG_EEPROM_PAGE_WRITE_ENABLE
+#define CFG_EEPROM_PAGE_WRITE_BITS 3
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10
+
+#define CONFIG_PREBOOT	"echo;"	\
+	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
+	"echo"
+
+#undef	CONFIG_BOOTARGS
+
+#define	CONFIG_EXTRA_ENV_SETTINGS					\
+	"netdev=eth0\0"							\
+	"hostname=pcs440ep\0"						\
+	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
+		"nfsroot=${serverip}:${rootpath}\0"			\
+	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
+	"addip=setenv bootargs ${bootargs} "				\
+		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
+		":${hostname}:${netdev}:off panic=1\0"			\
+	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
+	"flash_nfs=run nfsargs addip addtty;"				\
+		"bootm ${kernel_addr}\0"				\
+	"flash_self=run ramargs addip addtty;"				\
+		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
+	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
+	        "bootm\0"						\
+	"rootpath=/opt/eldk/ppc_4xx\0"					\
+	"bootfile=/tftpboot/pcs440ep/uImage\0"				\
+	"kernel_addr=fff00000\0"					\
+	"ramdisk_addr=fff00000\0"					\
+	"load=tftp 100000 /tftpboot/pcs440ep/u-boot.bin\0"		\
+	"update=protect off fff80000 ffffffff;era fff80000 ffffffff;"	\
+		"cp.b 100000 fff80000 80000;"			        \
+		"setenv filesize;saveenv\0"				\
+	"upd=run load;run update\0"					\
+	""
+#define CONFIG_BOOTCOMMAND	"run flash_self"
+
+#if 0
+#define CONFIG_BOOTDELAY	-1	/* autoboot disabled		*/
+#else
+#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
+#endif
+
+#define CONFIG_BAUDRATE		115200
+
+#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_NET_MULTI        1	/* required for netconsole      */
+#define CONFIG_HAS_ETH1		1	/* add support for "eth1addr"	*/
+#define CONFIG_PHY_ADDR		1	/* PHY address, See schematics	*/
+#define CONFIG_PHY1_ADDR        2
+
+#define CFG_RX_ETH_BUFFER	32	/* Number of ethernet rx buffers & descriptors */
+
+#define CONFIG_NETCONSOLE		/* include NetConsole support	*/
+
+/* Partitions */
+#define CONFIG_MAC_PARTITION
+#define CONFIG_DOS_PARTITION
+#define CONFIG_ISO_PARTITION
+
+#ifdef CONFIG_440EP
+/* USB */
+#define CONFIG_USB_OHCI
+#define CONFIG_USB_STORAGE
+
+/*Comment this out to enable USB 1.1 device*/
+#define USB_2_0_DEVICE
+#endif /*CONFIG_440EP*/
+
+#ifdef DEBUG
+#define CONFIG_PANIC_HANG
+#else
+#define CONFIG_HW_WATCHDOG			/* watchdog */
+#endif
+
+#define CONFIG_COMMANDS	       (CONFIG_CMD_DFL	| \
+				CFG_CMD_ASKENV	| \
+				CFG_CMD_DHCP	| \
+				CFG_CMD_DIAG	| \
+				CFG_CMD_ELF	| \
+				CFG_CMD_I2C	| \
+				CFG_CMD_IRQ	| \
+				CFG_CMD_MII	| \
+				CFG_CMD_NET	| \
+				CFG_CMD_NFS	| \
+				CFG_CMD_PCI	| \
+				CFG_CMD_PING	| \
+				CFG_CMD_REGINFO	| \
+				CFG_CMD_SDRAM	| \
+				CFG_CMD_EXT2	| \
+				CFG_CMD_FAT	| \
+				CFG_CMD_USB	)
+
+
+#define CONFIG_SUPPORT_VFAT
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+/*
+ * 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	*/
+
+#define CFG_LOAD_ADDR		0x100000	/* default load address */
+#define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */
+#define CONFIG_LYNXKDI          1       /* support kdi files            */
+
+#define CFG_HZ		        1000	/* decrementer freq: 1 ms ticks */
+
+/*-----------------------------------------------------------------------
+ * PCI stuff
+ *-----------------------------------------------------------------------
+ */
+/* General PCI */
+#define CONFIG_PCI			/* include pci support	        */
+#undef  CONFIG_PCI_PNP			/* do (not) pci plug-and-play   */
+#define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup  */
+#define CFG_PCI_TARGBASE        0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE*/
+
+/* Board-specific PCI */
+#define CFG_PCI_PRE_INIT                /* enable board pci_pre_init()  */
+#define CFG_PCI_TARGET_INIT
+#define CFG_PCI_MASTER_INIT
+
+#define CFG_PCI_SUBSYS_VENDORID 0x10e8	/* AMCC */
+#define CFG_PCI_SUBSYS_ID       0xcafe	/* Whatever */
+
+/*
+ * 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 */
+
+/*-----------------------------------------------------------------------
+ * External Bus Controller (EBC) Setup
+ *----------------------------------------------------------------------*/
+#define FLASH_BASE0_PRELIM	0xFFF00000	/* FLASH bank #0	*/
+#define FLASH_BASE1_PRELIM	0xFFF80000	/* FLASH bank #1	*/
+
+#define CFG_FLASH		FLASH_BASE0_PRELIM
+#define CFG_SRAM		0xF1000000
+#define CFG_FPGA		0xF2000000
+#define CFG_CF1			0xF0000000
+#define CFG_CF2			0xF0100000
+
+/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization			*/
+#define CFG_EBC_PB0AP		0x02010000	/* TWT=4,OEN=1			*/
+#define CFG_EBC_PB0CR		(CFG_FLASH | 0x18000) /* BS=1MB,BU=R/W,BW=8bit	*/
+
+/* Memory Bank 1 (SRAM) initialization						*/
+#define CFG_EBC_PB1AP		0x01810040	/* TWT=3,OEN=1,BEM=1		*/
+#define CFG_EBC_PB1CR		(CFG_SRAM | 0x5A000) /* BS=4MB,BU=R/W,BW=16bit	*/
+
+/* Memory Bank 2 (FPGA) initialization						*/
+#define CFG_EBC_PB2AP		0x01010440	/* TWT=2,OEN=1,TH=2,BEM=1	*/
+#define CFG_EBC_PB2CR		(CFG_FPGA | 0x5A000) /* BS=4MB,BU=R/W,BW=16bit	*/
+
+/* Memory Bank 3 (CompactFlash) initialization					*/
+#define CFG_EBC_PB3AP		0x080BD400
+#define CFG_EBC_PB3CR		(CFG_CF1 | 0x1A000) /* BS=1MB,BU=R/W,BW=16bit	*/
+
+/* Memory Bank 4 (CompactFlash) initialization					*/
+#define CFG_EBC_PB4AP		0x080BD400
+#define CFG_EBC_PB4CR		(CFG_CF2 | 0x1A000) /* BS=1MB,BU=R/W,BW=16bit	*/
+
+/*-----------------------------------------------------------------------
+ * PPC440 GPIO Configuration
+ */
+#define CFG_440_GPIO_TABLE { /*		GPIO	Alternate1	Alternate2	Alternate3 */ \
+{											\
+/* GPIO Core 0 */									\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO0	EBC_ADDR(7)	DMA_REQ(2)	*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO1	EBC_ADDR(6)	DMA_ACK(2)	*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO2	EBC_ADDR(5)	DMA_EOT/TC(2)	*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO3	EBC_ADDR(4)	DMA_REQ(3)	*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO4	EBC_ADDR(3)	DMA_ACK(3)	*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO5	EBC_ADDR(2)	DMA_EOT/TC(3)	*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO6	EBC_CS_N(1)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO7	EBC_CS_N(2)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO8	EBC_CS_N(3)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO9	EBC_CS_N(4)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO10	EBC_CS_N(5)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_SEL },  /* GPIO11	EBC_BUS_ERR			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO12	ZII_p0Rxd(0)			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO13	ZII_p0Rxd(1)			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO14	ZII_p0Rxd(2)			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO15	ZII_p0Rxd(3)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO16	ZII_p0Txd(0)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO17	ZII_p0Txd(1)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO18	ZII_p0Txd(2)			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO19	ZII_p0Txd(3)			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO20	ZII_p0Rx_er			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO21	ZII_p0Rx_dv			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO22	ZII_p0RxCrs			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO23	ZII_p0Tx_er			*/	\
+{ GPIO0_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO24	ZII_p0Tx_en			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO25	ZII_p0Col			*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO26			USB2D_RXVALID	*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO27	EXT_EBC_REQ	USB2D_RXERROR	*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO28			USB2D_TXVALID	*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO29	EBC_EXT_HDLA	USB2D_PAD_SUSPNDM */	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO30	EBC_EXT_ACK	USB2D_XCVRSELECT*/	\
+{ GPIO0_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO31	EBC_EXR_BUSREQ	USB2D_TERMSELECT*/	\
+},											\
+{											\
+/* GPIO Core 1 */									\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO32	USB2D_OPMODE0			*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO33	USB2D_OPMODE1			*/	\
+{ GPIO1_BASE, GPIO_OUT, GPIO_ALT3 }, /* GPIO34	UART0_DCD_N	UART1_DSR_CTS_N	UART2_SOUT*/ \
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT3 }, /* GPIO35	UART0_8PIN_DSR_N UART1_RTS_DTR_N UART2_SIN*/ \
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO36	UART0_8PIN_CTS_N		UART3_SIN*/ \
+{ GPIO1_BASE, GPIO_OUT, GPIO_ALT1 }, /* GPIO37	UART0_RTS_N			*/	\
+{ GPIO1_BASE, GPIO_OUT, GPIO_ALT2 }, /* GPIO38	UART0_DTR_N	UART1_SOUT	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT2 }, /* GPIO39	UART0_RI_N	UART1_SIN	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO40	UIC_IRQ(0)			*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO41	UIC_IRQ(1)			*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO42	UIC_IRQ(2)			*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO43	UIC_IRQ(3)			*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_ALT1 }, /* GPIO44	UIC_IRQ(4)	DMA_ACK(1)	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO45	UIC_IRQ(6)	DMA_EOT/TC(1)	*/	\
+{ GPIO1_BASE, GPIO_BI,  GPIO_SEL },  /* GPIO46	UIC_IRQ(7)	DMA_REQ(0)	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO47	UIC_IRQ(8)	DMA_ACK(0)	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO48	UIC_IRQ(9)	DMA_EOT/TC(0)	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO49  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO50  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO51  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO52  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO53  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO54  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO55  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO56  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO57  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO58  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO59  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO60  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO61  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO62  Unselect via TraceSelect Bit	*/	\
+{ GPIO1_BASE, GPIO_IN,  GPIO_SEL },  /* GPIO63  Unselect via TraceSelect Bit	*/	\
+}											\
+}
+
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_DCACHE_SIZE		(32<<10) /* For AMCC 440 CPUs			*/
+#define CFG_CACHELINE_SIZE	32	/* ...			*/
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value	*/
+#endif
+
+/*
+ * 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 */

+ 93 - 43
include/ppc440.h

@@ -1357,56 +1357,106 @@
 /******************************************************************************
  * GPIO macro register defines
  ******************************************************************************/
+#define GPIO0			0
+#define GPIO1			1
+
 #if defined(CONFIG_440GP)
-#define GPIO_BASE0             (CFG_PERIPHERAL_BASE+0x00000700)
+#define GPIO0_BASE             (CFG_PERIPHERAL_BASE+0x00000700)
 
-#define GPIO0_OR               (GPIO_BASE0+0x0)
-#define GPIO0_TCR              (GPIO_BASE0+0x4)
-#define GPIO0_ODR              (GPIO_BASE0+0x18)
-#define GPIO0_IR               (GPIO_BASE0+0x1C)
+#define GPIO0_OR               (GPIO0_BASE+0x0)
+#define GPIO0_TCR              (GPIO0_BASE+0x4)
+#define GPIO0_ODR              (GPIO0_BASE+0x18)
+#define GPIO0_IR               (GPIO0_BASE+0x1C)
 #endif /* CONFIG_440GP */
 
 #if defined(CONFIG_440EP) || defined(CONFIG_440GR)
-#define GPIO_BASE0             (CFG_PERIPHERAL_BASE+0x00000B00)
-#define GPIO_BASE1             (CFG_PERIPHERAL_BASE+0x00000C00)
-
-#define GPIO0_OR               (GPIO_BASE0+0x0)
-#define GPIO0_TCR              (GPIO_BASE0+0x4)
-#define GPIO0_OSRL             (GPIO_BASE0+0x8)
-#define GPIO0_OSRH             (GPIO_BASE0+0xC)
-#define GPIO0_TSRL             (GPIO_BASE0+0x10)
-#define GPIO0_TSRH             (GPIO_BASE0+0x14)
-#define GPIO0_ODR              (GPIO_BASE0+0x18)
-#define GPIO0_IR               (GPIO_BASE0+0x1C)
-#define GPIO0_RR1              (GPIO_BASE0+0x20)
-#define GPIO0_RR2              (GPIO_BASE0+0x24)
-#define GPIO0_RR3	       (GPIO_BASE0+0x28)
-#define GPIO0_ISR1L            (GPIO_BASE0+0x30)
-#define GPIO0_ISR1H            (GPIO_BASE0+0x34)
-#define GPIO0_ISR2L            (GPIO_BASE0+0x38)
-#define GPIO0_ISR2H            (GPIO_BASE0+0x3C)
-#define GPIO0_ISR3L            (GPIO_BASE0+0x40)
-#define GPIO0_ISR3H            (GPIO_BASE0+0x44)
-
-#define GPIO1_OR               (GPIO_BASE1+0x0)
-#define GPIO1_TCR              (GPIO_BASE1+0x4)
-#define GPIO1_OSRL             (GPIO_BASE1+0x8)
-#define GPIO1_OSRH             (GPIO_BASE1+0xC)
-#define GPIO1_TSRL             (GPIO_BASE1+0x10)
-#define GPIO1_TSRH             (GPIO_BASE1+0x14)
-#define GPIO1_ODR              (GPIO_BASE1+0x18)
-#define GPIO1_IR               (GPIO_BASE1+0x1C)
-#define GPIO1_RR1              (GPIO_BASE1+0x20)
-#define GPIO1_RR2              (GPIO_BASE1+0x24)
-#define GPIO1_RR3              (GPIO_BASE1+0x28)
-#define GPIO1_ISR1L            (GPIO_BASE1+0x30)
-#define GPIO1_ISR1H            (GPIO_BASE1+0x34)
-#define GPIO1_ISR2L            (GPIO_BASE1+0x38)
-#define GPIO1_ISR2H            (GPIO_BASE1+0x3C)
-#define GPIO1_ISR3L            (GPIO_BASE1+0x40)
-#define GPIO1_ISR3H            (GPIO_BASE1+0x44)
+#define GPIO0_BASE             (CFG_PERIPHERAL_BASE+0x00000B00)
+#define GPIO1_BASE             (CFG_PERIPHERAL_BASE+0x00000C00)
+
+/* Offsets */
+#define GPIOx_OR    0x00	/* GPIO Output Register */
+#define GPIOx_TCR   0x04	/* GPIO Three-State Control Register */
+#define GPIOx_OSL   0x08	/* GPIO Output Select Register (Bits 0-31) */
+#define GPIOx_OSH   0x0C	/* GPIO Ouput Select Register (Bits 32-63) */
+#define GPIOx_TSL   0x10	/* GPIO Three-State Select Register (Bits 0-31) */
+#define GPIOx_TSH   0x14	/* GPIO Three-State Select Register  (Bits 32-63) */
+#define GPIOx_ODR   0x18	/* GPIO Open drain Register */
+#define GPIOx_IR    0x1C	/* GPIO Input Register */
+#define GPIOx_RR1   0x20	/* GPIO Receive Register 1 */
+#define GPIOx_RR2   0x24	/* GPIO Receive Register 2 */
+#define GPIOx_RR3   0x28	/* GPIO Receive Register 3 */
+#define GPIOx_IS1L  0x30	/* GPIO Input Select Register 1 (Bits 0-31) */
+#define GPIOx_IS1H  0x34	/* GPIO Input Select Register 1 (Bits 32-63) */
+#define GPIOx_IS2L  0x38	/* GPIO Input Select Register 2 (Bits 0-31) */
+#define GPIOx_IS2H  0x3C	/* GPIO Input Select Register 2 (Bits 32-63) */
+#define GPIOx_IS3L  0x40	/* GPIO Input Select Register 3 (Bits 0-31) */
+#define GPIOx_IS3H  0x44	/* GPIO Input Select Register 3 (Bits 32-63) */
+
+#define GPIO_OS(x)	(x+GPIOx_OSL)	/* GPIO Output Register High or Low */
+#define GPIO_TS(x)	(x+GPIOx_TSL)	/* GPIO Three-state Control Reg High or Low */
+#define GPIO_IS1(x)	(x+GPIOx_IS1L)	/* GPIO Input register1 High or Low */
+#define GPIO_IS2(x)	(x+GPIOx_IS2L)	/* GPIO Input register2 High or Low */
+#define GPIO_IS3(x)	(x+GPIOx_IS3L)	/* GPIO Input register3 High or Low */
+
+#define GPIO0_OR               (GPIO0_BASE+0x0)
+#define GPIO0_TCR              (GPIO0_BASE+0x4)
+#define GPIO0_OSRL             (GPIO0_BASE+0x8)
+#define GPIO0_OSRH             (GPIO0_BASE+0xC)
+#define GPIO0_TSRL             (GPIO0_BASE+0x10)
+#define GPIO0_TSRH             (GPIO0_BASE+0x14)
+#define GPIO0_ODR              (GPIO0_BASE+0x18)
+#define GPIO0_IR               (GPIO0_BASE+0x1C)
+#define GPIO0_RR1              (GPIO0_BASE+0x20)
+#define GPIO0_RR2              (GPIO0_BASE+0x24)
+#define GPIO0_RR3	       (GPIO0_BASE+0x28)
+#define GPIO0_ISR1L            (GPIO0_BASE+0x30)
+#define GPIO0_ISR1H            (GPIO0_BASE+0x34)
+#define GPIO0_ISR2L            (GPIO0_BASE+0x38)
+#define GPIO0_ISR2H            (GPIO0_BASE+0x3C)
+#define GPIO0_ISR3L            (GPIO0_BASE+0x40)
+#define GPIO0_ISR3H            (GPIO0_BASE+0x44)
+
+#define GPIO1_OR               (GPIO1_BASE+0x0)
+#define GPIO1_TCR              (GPIO1_BASE+0x4)
+#define GPIO1_OSRL             (GPIO1_BASE+0x8)
+#define GPIO1_OSRH             (GPIO1_BASE+0xC)
+#define GPIO1_TSRL             (GPIO1_BASE+0x10)
+#define GPIO1_TSRH             (GPIO1_BASE+0x14)
+#define GPIO1_ODR              (GPIO1_BASE+0x18)
+#define GPIO1_IR               (GPIO1_BASE+0x1C)
+#define GPIO1_RR1              (GPIO1_BASE+0x20)
+#define GPIO1_RR2              (GPIO1_BASE+0x24)
+#define GPIO1_RR3              (GPIO1_BASE+0x28)
+#define GPIO1_ISR1L            (GPIO1_BASE+0x30)
+#define GPIO1_ISR1H            (GPIO1_BASE+0x34)
+#define GPIO1_ISR2L            (GPIO1_BASE+0x38)
+#define GPIO1_ISR2H            (GPIO1_BASE+0x3C)
+#define GPIO1_ISR3L            (GPIO1_BASE+0x40)
+#define GPIO1_ISR3H            (GPIO1_BASE+0x44)
 #endif
 
+#define GPIO_GROUP_MAX	    2
+#define GPIO_MAX	    32
+#define GPIO_ALT1_SEL	    0x40000000	    /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 0 */
+#define GPIO_ALT2_SEL	    0x80000000	    /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 1 */
+#define GPIO_ALT3_SEL	    0xC0000000	    /* GPIO_OUT value put in GPIO_TSx for the GPIO nb 2 */
+#define GPIO_MASK	    0xC0000000	    /* GPIO_MASK */
+#define GPIO_IN_SEL	    0x40000000	    /* GPIO_IN value put in GPIO_ISx for the GPIO nb 0 */
+					    /* For the other GPIO number, you must shift */
+
+#ifndef __ASSEMBLY__
+
+typedef enum gpio_select { GPIO_SEL, GPIO_ALT1, GPIO_ALT2, GPIO_ALT3 } gpio_select_t;
+typedef enum gpio_driver { GPIO_DIS, GPIO_IN, GPIO_OUT, GPIO_BI } gpio_driver_t;
+
+typedef struct { unsigned long	add;	/* gpio core base address */
+	gpio_driver_t  in_out; /* Driver Setting */
+	gpio_select_t  alt_nb; /* Selected Alternate */
+} gpio_param_s;
+
+
+#endif /* __ASSEMBLY__ */
+
 /*
  * Macros for accessing the indirect EBC registers
  */