ARM: remove broken "gcplus" board.

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: George G. Davis <gdavis@mvista.com>

9 files changed, 1 insertions, 853 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 83d3656..b001f64 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -624,10 +624,6 @@ Eric Cooper <ecc@cmu.edu>
 
 	dockstar	ARM926EJS (Kirkwood SoC)
 
-George G. Davis <gdavis@mvista.com>
-
-	gcplus		SA1100
-
 Wolfgang Denk <wd@denx.de>
 	imx27lite	i.MX27
 	qong		i.MX31
diff --git a/board/gcplus/Makefile b/board/gcplus/Makefile
deleted file mode 100644
index e62aa1b..0000000
--- a/board/gcplus/Makefile
+++ /dev/null
@@ -1,53 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# 2003 (c) MontaVista Software, Inc.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-include $(TOPDIR)/config.mk
-
-LIB	= $(obj)lib$(BOARD).o
-
-COBJS	:= gcplus.o flash.o
-SOBJS	:= lowlevel_init.o
-
-SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS	:= $(addprefix $(obj),$(COBJS))
-SOBJS	:= $(addprefix $(obj),$(SOBJS))
-
-$(LIB):	$(obj).depend $(OBJS) $(SOBJS)
-	$(call cmd_link_o_target, $(OBJS) $(SOBJS))
-
-clean:
-	rm -f $(SOBJS) $(OBJS)
-
-distclean:	clean
-	rm -f $(LIB) core *.bak $(obj).depend
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/board/gcplus/config.mk b/board/gcplus/config.mk
deleted file mode 100644
index a9bd3ff..0000000
--- a/board/gcplus/config.mk
+++ /dev/null
@@ -1,13 +0,0 @@
-#
-# ADS GCPlus board with SA1110 cpu
-#
-# The ADS GCPlus has 2 banks of 16 MiB SDRAM
-#
-# We use the ADS GCPlus Linux boot ROM to load U-Boot into SDRAM
-# at c020'0000 and then move ourself to c8f0'0000. Basically, just
-# install the U-Boot binary as you would the Linux zImage and then
-# reap the benfits of more convenient Linux development cycles, i.e.
-# bootp;tftp;bootm, repeat, etc.,.
-#
-
-CONFIG_SYS_TEXT_BASE = 0xc8f00000
diff --git a/board/gcplus/flash.c b/board/gcplus/flash.c
deleted file mode 100644
index ab567e8..0000000
--- a/board/gcplus/flash.c
+++ /dev/null
@@ -1,438 +0,0 @@
-/*
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (C) Copyright 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * 2003 (c) MontaVista Software, Inc.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <linux/byteorder/swab.h>
-
-flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];	/* info for FLASH chips */
-
-/* Board support for 1 or 2 flash devices */
-#define FLASH_PORT_WIDTH32
-#undef FLASH_PORT_WIDTH16
-
-#ifdef FLASH_PORT_WIDTH16
-#define FLASH_PORT_WIDTH		ushort
-#define FLASH_PORT_WIDTHV		vu_short
-#define SWAP(x)				__swab16(x)
-#else
-#define FLASH_PORT_WIDTH		ulong
-#define FLASH_PORT_WIDTHV		vu_long
-#define SWAP(x)				__swab32(x)
-#endif
-
-#define FPW				FLASH_PORT_WIDTH
-#define FPWV				FLASH_PORT_WIDTHV
-
-#define mb() __asm__ __volatile__ ("" : : : "memory")
-
-/*-----------------------------------------------------------------------
- * Functions
- */
-static ulong flash_get_size(FPW * addr, flash_info_t * info);
-static int write_data(flash_info_t * info, ulong dest, FPW data);
-static void flash_get_offsets(ulong base, flash_info_t * info);
-void inline spin_wheel(void);
-
-/*-----------------------------------------------------------------------
- */
-
-unsigned long
-flash_init(void)
-{
-	int i;
-	ulong size = 0;
-
-	for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
-		switch (i) {
-		case 0:
-			flash_get_size((FPW *) PHYS_FLASH_1, &flash_info[i]);
-			flash_get_offsets(PHYS_FLASH_1, &flash_info[i]);
-			break;
-		default:
-			panic("configured too many flash banks!\n");
-			break;
-		}
-		size += flash_info[i].size;
-	}
-
-	/* Protect monitor and environment sectors
-	 */
-	flash_protect(FLAG_PROTECT_SET,
-		      CONFIG_SYS_FLASH_BASE,
-		      CONFIG_SYS_FLASH_BASE + monitor_flash_len - 1, &flash_info[0]);
-
-	flash_protect(FLAG_PROTECT_SET,
-		      CONFIG_ENV_ADDR,
-		      CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, &flash_info[0]);
-
-	return size;
-}
-
-/*-----------------------------------------------------------------------
- */
-static void
-flash_get_offsets(ulong base, flash_info_t * info)
-{
-	int i;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		return;
-	}
-
-	if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
-		for (i = 0; i < info->sector_count; i++) {
-			info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
-			info->protect[i] = 0;
-		}
-	}
-}
-
-/*-----------------------------------------------------------------------
- */
-void
-flash_print_info(flash_info_t * info)
-{
-	int i;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		printf("missing or unknown FLASH type\n");
-		return;
-	}
-
-	switch (info->flash_id & FLASH_VENDMASK) {
-	case FLASH_MAN_INTEL:
-		printf("INTEL ");
-		break;
-	default:
-		printf("Unknown Vendor ");
-		break;
-	}
-
-	switch (info->flash_id & FLASH_TYPEMASK) {
-	case FLASH_28F128J3A:
-		printf("28F128J3A\n");
-		break;
-	case FLASH_28F640J5:
-		printf("28F640J5\n");
-		break;
-	default:
-		printf("Unknown Chip Type\n");
-		break;
-	}
-
-	printf("  Size: %ld MB in %d Sectors\n",
-	       info->size >> 20, info->sector_count);
-
-	printf("  Sector Start Addresses:");
-	for (i = 0; i < info->sector_count; ++i) {
-		if ((i % 5) == 0)
-			printf("\n   ");
-		printf(" %08lX%s",
-		       info->start[i], info->protect[i] ? " (RO)" : "     ");
-	}
-	printf("\n");
-	return;
-}
-
-/*
- * The following code cannot be run from FLASH!
- */
-static ulong
-flash_get_size(FPW * addr, flash_info_t * info)
-{
-	volatile FPW value;
-	/* Write auto select command: read Manufacturer ID */
-	addr[0x5555] = (FPW) 0x00AA00AA;
-	addr[0x2AAA] = (FPW) 0x00550055;
-	addr[0x5555] = (FPW) 0x00900090;
-
-	mb();
-	value = addr[0];
-
-	switch (value) {
-
-	case (FPW) INTEL_MANUFACT:
-		info->flash_id = FLASH_MAN_INTEL;
-		break;
-
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		info->sector_count = 0;
-		info->size = 0;
-		addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */
-		return (0);	/* no or unknown flash  */
-	}
-
-	mb();
-	value = addr[1];	/* device ID            */
-	switch (value) {
-	case (FPW) INTEL_ID_28F128J3A:
-		info->flash_id += FLASH_28F128J3A;
-		info->sector_count = 128;
-		info->size = 0x02000000;
-		break;		/* => 16 MB     */
-	case (FPW) INTEL_ID_28F640J5:
-		info->flash_id += FLASH_28F640J5;
-		info->sector_count = 64;
-		info->size = 0x01000000;
-		break;		/* => 16 MB     */
-
-	default:
-		info->flash_id = FLASH_UNKNOWN;
-		break;
-	}
-
-	if (info->sector_count > CONFIG_SYS_MAX_FLASH_SECT) {
-		printf("** ERROR: sector count %d > max (%d) **\n",
-		       info->sector_count, CONFIG_SYS_MAX_FLASH_SECT);
-		info->sector_count = CONFIG_SYS_MAX_FLASH_SECT;
-	}
-
-	addr[0] = (FPW) 0x00FF00FF;	/* restore read mode */
-
-	return (info->size);
-}
-
-/*-----------------------------------------------------------------------
- */
-
-int
-flash_erase(flash_info_t * info, int s_first, int s_last)
-{
-	int flag, prot, sect;
-	ulong type, start;
-	int rcode = 0;
-
-	if ((s_first < 0) || (s_first > s_last)) {
-		if (info->flash_id == FLASH_UNKNOWN) {
-			printf("- missing\n");
-		} else {
-			printf("- no sectors to erase\n");
-		}
-		return 1;
-	}
-
-	type = (info->flash_id & FLASH_VENDMASK);
-	if ((type != FLASH_MAN_INTEL)) {
-		printf("Can't erase unknown flash type %08lx - aborted\n",
-		       info->flash_id);
-		return 1;
-	}
-
-	prot = 0;
-	for (sect = s_first; sect <= s_last; ++sect) {
-		if (info->protect[sect]) {
-			prot++;
-		}
-	}
-
-	if (prot) {
-		printf("- Warning: %d protected sectors will not be erased!\n",
-		       prot);
-	} else {
-		printf("\n");
-	}
-
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts();
-
-	/* Start erase on unprotected sectors */
-	for (sect = s_first; sect <= s_last; sect++) {
-		if (info->protect[sect] == 0) {	/* not protected */
-			FPWV *addr = (FPWV *) (info->start[sect]);
-			FPW status;
-
-			printf("Erasing sector %2d ... ", sect);
-
-			/* arm simple, non interrupt dependent timer */
-			start = get_timer(0);
-
-			*addr = (FPW) 0x00500050;	/* clear status register */
-			*addr = (FPW) 0x00200020;	/* erase setup */
-			*addr = (FPW) 0x00D000D0;	/* erase confirm */
-
-			while (((status =
-				 *addr) & (FPW) 0x00800080) !=
-			       (FPW) 0x00800080) {
-				if (get_timer(start) > CONFIG_SYS_FLASH_ERASE_TOUT) {
-					printf("Timeout\n");
-					*addr = (FPW) 0x00B000B0;	/* suspend erase         */
-					*addr = (FPW) 0x00FF00FF;	/* reset to read mode */
-					rcode = 1;
-					break;
-				}
-			}
-
-			*addr = (FPW) 0x00500050;	/* clear status register cmd.   */
-			*addr = (FPW) 0x00FF00FF;	/* resest to read mode          */
-
-			printf(" done\n");
-		}
-	}
-	return rcode;
-}
-
-/*-----------------------------------------------------------------------
- * Copy memory to flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- * 4 - Flash not identified
- */
-
-int
-write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt)
-{
-	ulong cp, wp;
-	FPW data;
-	int count, i, l, rc, port_width;
-
-	if (info->flash_id == FLASH_UNKNOWN) {
-		return 4;
-	}
-/* get lower word aligned address */
-#ifdef FLASH_PORT_WIDTH16
-	wp = (addr & ~1);
-	port_width = 2;
-#else
-	wp = (addr & ~3);
-	port_width = 4;
-#endif
-
-	/*
-	 * handle unaligned start bytes
-	 */
-	if ((l = addr - wp) != 0) {
-		data = 0;
-		for (i = 0, cp = wp; i < l; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-		for (; i < port_width && cnt > 0; ++i) {
-			data = (data << 8) | *src++;
-			--cnt;
-			++cp;
-		}
-		for (; cnt == 0 && i < port_width; ++i, ++cp) {
-			data = (data << 8) | (*(uchar *) cp);
-		}
-
-		if ((rc = write_data(info, wp, SWAP(data))) != 0) {
-			return (rc);
-		}
-		wp += port_width;
-	}
-
-	/*
-	 * handle word aligned part
-	 */
-	count = 0;
-	while (cnt >= port_width) {
-		data = 0;
-		for (i = 0; i < port_width; ++i) {
-			data = (data << 8) | *src++;
-		}
-		if ((rc = write_data(info, wp, SWAP(data))) != 0) {
-			return (rc);
-		}
-		wp += port_width;
-		cnt -= port_width;
-		if (count++ > 0x800) {
-			spin_wheel();
-			count = 0;
-		}
-	}
-
-	if (cnt == 0) {
-		return (0);
-	}
-
-	/*
-	 * handle unaligned tail bytes
-	 */
-	data = 0;
-	for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) {
-		data = (data << 8) | *src++;
-		--cnt;
-	}
-	for (; i < port_width; ++i, ++cp) {
-		data = (data << 8) | (*(uchar *) cp);
-	}
-
-	return (write_data(info, wp, SWAP(data)));
-}
-
-/*-----------------------------------------------------------------------
- * Write a word or halfword to Flash, returns:
- * 0 - OK
- * 1 - write timeout
- * 2 - Flash not erased
- */
-static int
-write_data(flash_info_t * info, ulong dest, FPW data)
-{
-	FPWV *addr = (FPWV *) dest;
-	ulong status;
-	int flag;
-	ulong start;
-
-	/* Check if Flash is (sufficiently) erased */
-	if ((*addr & data) != data) {
-		printf("not erased at %08lX (%lX)\n", (ulong) addr, *addr);
-		return (2);
-	}
-	/* Disable interrupts which might cause a timeout here */
-	flag = disable_interrupts();
-
-	*addr = (FPW) 0x00400040;	/* write setup */
-	*addr = data;
-
-	/* arm simple, non interrupt dependent timer */
-	start = get_timer(0);
-
-	/* wait while polling the status register */
-	while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
-		if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
-			*addr = (FPW) 0x00FF00FF;	/* restore read mode */
-			return (1);
-		}
-	}
-
-	*addr = (FPW) 0x00FF00FF;	/* restore read mode */
-
-	return (0);
-}
-
-void inline
-spin_wheel(void)
-{
-	static int p = 0;
-	static char w[] = "\\/-";
-
-	printf("\010%c", w[p]);
-	(++p == 3) ? (p = 0) : 0;
-}
diff --git a/board/gcplus/gcplus.c b/board/gcplus/gcplus.c
deleted file mode 100644
index 71607f2..0000000
--- a/board/gcplus/gcplus.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * 2003-2004 (c) MontaVista Software, Inc.
- *
- * 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 <netdev.h>
-#include <SA-1100.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/*
- * Miscelaneous platform dependent initialisations
- */
-
-int
-board_init(void)
-{
-	gd->bd->bi_arch_number = MACH_TYPE_GRAPHICSCLIENT;
-
-	gd->bd->bi_boot_params = 0xc000003c; /* Weird address? */
-
-	/* Most of the ADS GCPlus I/O is connected to Static nCS2.
-	 * So I'm brute forcing nCS2 timiming here for worst case.
-	 */
-	MSC1 &= ~0xFFFF;
-	MSC1 |= 0x8649;
-
-	/* Nothing is connected to Static nCS4 or nCS5. But I'm using
-	 * nCS4 as a paranoia safe guard to force nCS2, nOE; nWE high
-	 * after accessing I/O via (non-VLIO) nCS2. What can I say, I'm
-	 * paranoid and lack decent tools to alleviate my fear. I sure
-	 * do wish I had a logic analyzer. : (
-	 */
-
-	MSC2 =  0xfff9fff9;
-
-	return 0;
-}
-
-int
-dram_init(void)
-{
-	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
-	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
-	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
-
-	return (0);
-}
-
-#ifdef CONFIG_CMD_NET
-int board_eth_init(bd_t *bis)
-{
-	int rc = 0;
-#ifdef CONFIG_LAN91C96
-	rc = lan91c96_initialize(0, CONFIG_LAN91C96_BASE);
-#endif
-	return rc;
-}
-#endif
diff --git a/board/gcplus/lowlevel_init.S b/board/gcplus/lowlevel_init.S
deleted file mode 100644
index f292c4d..0000000
--- a/board/gcplus/lowlevel_init.S
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Memory Setup stuff - taken from blob memsetup.S
- *
- * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) and
- *                     Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl)
- * 2003-2004 (c) MontaVista Software, Inc.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-
-#include "config.h"
-#include "version.h"
-
-
-	.globl	lowlevel_init
-lowlevel_init:
-	/* The ADS GC+ for Linux Boot Rom Ver. 1.73 does memory init for us.
-	 * However the darn thing leaves the MMU enabled before handing control
-	 * over to us. So we need to disable the MMU and we use lowlevel_init
-	 * to do it.
-	 */
-
-@ The following code segment was borrowed with gratitude from:
-@	linux-2.4.19-rmk7/arch/arm/boot/compressed/head-sa1100.S
-
-	@ Data cache might be active.
-	@ Be sure to flush kernel binary out of the cache,
-	@ whatever state it is, before it is turned off.
-	@ This is done by fetching through currently executed
-	@ memory to be sure we hit the same cache.
-	bic	r2, pc, #0x1f
-	add	r3, r2, #0x4000		@ 16 kb is quite enough...
-1:	ldr	r0, [r2], #32
-	teq	r2, r3
-	bne	1b
-	mcr	p15, 0, r0, c7, c10, 4	@ drain WB
-	mcr	p15, 0, r0, c7, c7, 0	@ flush I & D caches
-
-	@ disabling MMU and caches
-	mrc	p15, 0, r0, c1, c0, 0	@ read control reg
-	bic	r0, r0, #0x0d		@ clear WB, DC, MMU
-	bic	r0, r0, #0x1000		@ clear Icache
-	mcr	p15, 0, r0, c1, c0, 0
-
-	nop
-	nop
-	nop
-	nop
-	nop
-
-	b	2f
-2:
-	nop
-	nop
-	nop
-	nop
-	nop
-
-
-	mov	pc, lr
diff --git a/boards.cfg b/boards.cfg
index 940909f..6e2c5e1 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -219,7 +219,6 @@ xaeniax                      arm         pxa
 xm250                        arm         pxa
 zipitz2                      arm         pxa
 zylonite                     arm         pxa
-gcplus                       arm         sa1100
 jornada                      arm         sa1100
 lart                         arm         sa1100
 shannon                      arm         sa1100
diff --git a/doc/README.scrapyard b/doc/README.scrapyard
index f0da31c..d137090 100644
--- a/doc/README.scrapyard
+++ b/doc/README.scrapyard
@@ -11,6 +11,7 @@ easily if here is something they might want to dig for...
 
 Board	Arch	CPU	removed	    Commit	last known maintainer/contact
 =============================================================================
+gcplus	arm	sa1100	-	  2011-09-05	George G. Davis <gdavis@mvista.com>
 evb4510	arm	arm720t	-	  2011-09-05	Curt Brune <curt@cucy.com>
 ep7312	arm	arm720t	-	  2011-09-05	Marius Gröger <mag@sysgo.de>
 dnp1110	arm	sa1100	-	  2011-09-05	Alex Züpke <azu@sysgo.de>
diff --git a/include/configs/gcplus.h b/include/configs/gcplus.h
deleted file mode 100644
index 9412daa..0000000
--- a/include/configs/gcplus.h
+++ /dev/null
@@ -1,185 +0,0 @@
-/*
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * 2003-2004 (c) MontaVista Software, Inc.
- *
- * Configuation settings for the ADS GraphicsClient+ board.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-/*
- * The ADS GCPlus Linux boot ROM loads U-Boot into RAM at 0xc0200000.
- * We don't actually init RAM in this case since we're using U-Boot as
- * an secondary boot loader during Linux kernel development and testing,
- * e.g. bootp/tftp download of the kernel is a far more convenient
- * when testing new kernels on this target. However the ADS GCPlus Linux
- * boot ROM leaves the MMU enabled when it passes control to U-Boot. So
- * we use lowlevel_init (!CONFIG_SKIP_LOWLEVEL_INIT) to remedy that problem.
- */
-#undef  CONFIG_SKIP_LOWLEVEL_INIT
-
-/*
- * High Level Configuration Options
- * (easy to change)
- */
-#define CONFIG_SA1110		1	/* This is an SA1100 CPU	*/
-#define CONFIG_GCPLUS		1	/* on an ADS GCPlus Board      */
-
-#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff */
-/* we will never enable dcache, because we have to setup MMU first */
-#define CONFIG_SYS_DCACHE_OFF
-
-#define CONFIG_CMDLINE_TAG	 1	/* enable passing of ATAGs	*/
-#define CONFIG_SETUP_MEMORY_TAGS 1
-#define CONFIG_INITRD_TAG	 1
-
-/*
- * Size of malloc() pool
- */
-#define CONFIG_SYS_MALLOC_LEN          (CONFIG_ENV_SIZE + 128*1024)
-
-
-/*
- * Hardware drivers
- */
-#define CONFIG_NET_MULTI
-#define CONFIG_LAN91C96	/* we have an SMC9194 on-board */
-#define CONFIG_LAN91C96_BASE	0x100e0000
-
-/*
- * select serial console configuration
- */
-#define CONFIG_SA1100_SERIAL
-#define CONFIG_SERIAL3          1	/* we use SERIAL 3 on ADS GCPlus */
-
-/* allow to overwrite serial and ethaddr */
-#define CONFIG_ENV_OVERWRITE
-
-#define CONFIG_BAUDRATE		38400
-
-
-/*
- * Command line configuration.
- */
-#include <config_cmd_default.h>
-
-#define CONFIG_CMD_DHCP
-
-
-/*
- * BOOTP options
- */
-#define CONFIG_BOOTP_SUBNETMASK
-#define CONFIG_BOOTP_GATEWAY
-#define CONFIG_BOOTP_HOSTNAME
-#define CONFIG_BOOTP_BOOTPATH
-
-
-#define CONFIG_BOOTDELAY	3
-#define CONFIG_BOOTARGS		"console=ttySA0,38400n8 mtdparts=sa1100-flash:1m@0(zImage),3m@1m(ramdisk.gz),12m@4m(userfs) root=/dev/nfs ip=bootp"
-#define CONFIG_BOOTCOMMAND	"bootp;tftp;bootm"
-#define CONFIG_SYS_AUTOLOAD            "n"             /* No autoload */
-
-#if defined(CONFIG_CMD_KGDB)
-#define CONFIG_KGDB_BAUDRATE	38400		/* speed to run kgdb serial port */
-#define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */
-#endif
-
-/*
- * Miscellaneous configurable options
- */
-#define	CONFIG_SYS_LONGHELP				/* undef to save memory		*/
-#define	CONFIG_SYS_PROMPT		"ADS GCPlus # "	/* Monitor Command Prompt	*/
-#define	CONFIG_SYS_CBSIZE		256		/* Console I/O Buffer Size	*/
-#define	CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
-#define	CONFIG_SYS_MAXARGS		16		/* max number of command args	*/
-#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size	*/
-
-#define CONFIG_SYS_MEMTEST_START	0xc0400000	/* memtest works on	*/
-#define CONFIG_SYS_MEMTEST_END		0xc0800000	/* 4 ... 8 MB in DRAM	*/
-
-#define	CONFIG_SYS_LOAD_ADDR		0xc0000000	/* default load address	*/
-
-#define	CONFIG_SYS_HZ			3686400		/* incrementer freq: 3.6864 MHz */
-#define CONFIG_SYS_CPUSPEED		0x0a		/* set core clock to 206MHz */
-
-						/* valid baudrates */
-#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
-
-/*-----------------------------------------------------------------------
- * Stack sizes
- *
- * The stack sizes are set up in start.S using the settings below
- */
-#define CONFIG_STACKSIZE	(128*1024)	/* regular stack */
-#ifdef CONFIG_USE_IRQ
-#define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */
-#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */
-#endif
-
-/*-----------------------------------------------------------------------
- * Physical Memory Map
- */
-#define CONFIG_NR_DRAM_BANKS	2	   /* we have 2 banks of DRAM */
-#define PHYS_SDRAM_1		0xc0000000 /* SDRAM Bank #1 */
-#define PHYS_SDRAM_1_SIZE	0x01000000 /* 16 MB */
-#define PHYS_SDRAM_2		0xc8000000 /* SDRAM Bank #2 */
-#define PHYS_SDRAM_2_SIZE	0x01000000 /* 16 MB */
-
-
-#define PHYS_FLASH_1		0x08000000 /* Flash Bank #1 */
-#define PHYS_FLASH_SIZE		0x00800000 /* 8 MB */
-#define PHYS_FLASH_BANK_SIZE    0x01000000 /* 16 MB Banks */
-#define PHYS_FLASH_SECT_SIZE    0x00040000 /* 256 KB sectors (x2) */
-
-#define CONFIG_SYS_FLASH_BASE		PHYS_FLASH_1
-
-/*-----------------------------------------------------------------------
- * FLASH and environment organization
- */
-#if	1
-#define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks */
-#define CONFIG_SYS_MAX_FLASH_SECT	128	/* max number of sectors on one chip */
-
-/* timeout values are in ticks */
-#define CONFIG_SYS_FLASH_ERASE_TOUT	(2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
-#define CONFIG_SYS_FLASH_WRITE_TOUT	(2*CONFIG_SYS_HZ) /* Timeout for Flash Write */
-#else
-/* REVISIT: This doesn't work on ADS GCPlus just yet: */
-#define CONFIG_SYS_FLASH_CFI           1       /* flash is CFI conformant      */
-#define CONFIG_FLASH_CFI_DRIVER    1       /* use common cfi driver        */
-#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1    /* use buffered writes (20x faster) */
-#define CONFIG_SYS_MAX_FLASH_BANKS     1       /* max # of memory banks        */
-#define CONFIG_SYS_FLASH_INCREMENT     0       /* there is only one bank       */
-#define CONFIG_SYS_MAX_FLASH_SECT      128     /* max # of sectors on one chip */
-/*#define CONFIG_SYS_FLASH_PROTECTION    1       /--* hardware flash protection    */
-#define CONFIG_SYS_FLASH_BANKS_LIST    { CONFIG_SYS_FLASH_BASE }
-#endif
-
-#define	CONFIG_ENV_IS_IN_FLASH	1
-#define CONFIG_ENV_ADDR		(PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE)	/* Addr of Environment Sector	*/
-#define CONFIG_ENV_SIZE		PHYS_FLASH_SECT_SIZE
-
-#endif	/* __CONFIG_H */