Add common code dir for Matrix Vision boards.

This fixes current build failure.

Signed-off-by: Andre Schwarz <andre.schwarz@matrix-vision.de>

mvblm7.c: fix warning: implicit declaration of function
'mv_reset_environment'

Signed-off-by: Wolfgang Denk <wd@denx.de>

board/matrix_vision/common/Makefile

@@ -0,0 +1,54 @@
+#
+# (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 $(TOPDIR)/config.mk
+
+ifneq ($(OBJTREE),$(SRCTREE))
+$(shell mkdir -p $(obj)board/$(VENDOR)/common)
+endif
+
+LIB	= $(obj)lib$(VENDOR).a
+
+COBJS-y	= mv_common.o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS-y))
+SOBJS	:= $(addprefix $(obj),$(SOBJS))
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS)
+
+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
+
+#########################################################################

board/matrix_vision/common/mv_common.c

@@ -0,0 +1,126 @@
+/*
+ * (C) Copyright 2008
+ * Andre Schwarz, Matrix Vision GmbH, andre.schwarz@matrix-vision.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 <malloc.h>
+#include <environment.h>
+#include <fpga.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static char* entries_to_keep[] = {
+	"serial#", "ethaddr", "eth1addr", "model_info", "sensor_cnt",
+	"fpgadatasize", "ddr_size", "use_dhcp", "use_static_ipaddr",
+	"static_ipaddr", "static_netmask", "static_gateway",
+	"syslog", "watchdog", "netboot", "evo8serialnumber" };
+
+#define MV_MAX_ENV_ENTRY_LENGTH	64
+#define MV_KEEP_ENTRIES		ARRAY_SIZE(entries_to_keep)
+
+void mv_reset_environment(void)
+{
+	int i;
+	char *s[MV_KEEP_ENTRIES];
+	char entries[MV_KEEP_ENTRIES][MV_MAX_ENV_ENTRY_LENGTH];
+
+	printf("\n*** RESET ENVIRONMENT ***\n");
+
+	memset(entries, 0, MV_KEEP_ENTRIES * MV_MAX_ENV_ENTRY_LENGTH);
+	for (i = 0; i < MV_KEEP_ENTRIES; i++) {
+		s[i] = getenv(entries_to_keep[i]);
+		if (s[i]) {
+			printf("save '%s' : %s\n", entries_to_keep[i], s[i]);
+			strncpy(entries[i], s[i], MV_MAX_ENV_ENTRY_LENGTH);
+		}
+	}
+
+	gd->env_valid = 0;
+	env_relocate();
+
+	for (i = 0; i < MV_KEEP_ENTRIES; i++) {
+		if (s[i]) {
+			printf("restore '%s' : %s\n", entries_to_keep[i], s[i]);
+			setenv(entries_to_keep[i], s[i]);
+		}
+	}
+
+	saveenv();
+}
+
+int mv_load_fpga(void)
+{
+	int result;
+	size_t data_size = 0;
+	void *fpga_data = NULL;
+	char *datastr = getenv("fpgadata");
+	char *sizestr = getenv("fpgadatasize");
+
+	if (getenv("skip_fpga")) {
+		printf("found 'skip_fpga' -> FPGA _not_ loaded !\n");
+		return -1;
+	}
+	printf("loading FPGA\n");
+
+	if (datastr)
+		fpga_data = (void *)simple_strtoul(datastr, NULL, 16);
+	if (sizestr)
+		data_size = (size_t)simple_strtoul(sizestr, NULL, 16);
+	if (!data_size) {
+		printf("fpgadatasize invalid -> FPGA _not_ loaded !\n");
+		return -1;
+	}
+
+	result = fpga_load(0, fpga_data, data_size);
+	if (!result)
+		show_boot_progress(0);
+
+	return result;
+}
+
+u8 *dhcp_vendorex_prep(u8 *e)
+{
+	char *ptr;
+
+	/* DHCP vendor-class-identifier = 60 */
+	if ((ptr = getenv("dhcp_vendor-class-identifier"))) {
+		*e++ = 60;
+		*e++ = strlen(ptr);
+		while (*ptr)
+			*e++ = *ptr++;
+	}
+	/* DHCP_CLIENT_IDENTIFIER = 61 */
+	if ((ptr = getenv("dhcp_client_id"))) {
+		*e++ = 61;
+		*e++ = strlen(ptr);
+		while (*ptr)
+			*e++ = *ptr++;
+	}
+
+	return e;
+}
+
+u8 *dhcp_vendorex_proc(u8 *popt)
+{
+	return NULL;
+}

board/matrix_vision/common/mv_common.h

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2008 Matrix Vision GmbH
+ *
+ * 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
+ */
+
+
+extern int mv_load_fpga(void);
+extern void mv_reset_environment(void);

board/matrix_vision/mvblm7/mvblm7.c

@@ -34,6 +34,7 @@
 #include <libfdt.h>
 #endif
 
+#include "../common/mv_common.h"
 #include "mvblm7.h"
 
 int fixed_sdram(void)