Update U-Boot's build timestamp on every compile

Use the GNU 'date' command to auto-generate a new U-Boot
timestamp on every compile.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/include/.gitignore b/include/.gitignore
index ef7dd5f..4481412 100644
--- a/include/.gitignore
+++ b/include/.gitignore
@@ -5,4 +5,5 @@
 /bmp_logo.h
 /config.h
 /config.mk
+/timestamp_autogenerated.h
 /version_autogenerated.h
diff --git a/include/configs/NETPHONE.h b/include/configs/NETPHONE.h
index a147aff..34de947 100644
--- a/include/configs/NETPHONE.h
+++ b/include/configs/NETPHONE.h
@@ -799,7 +799,7 @@
 #define CONFIG_CDP_DEVICE_ID_PREFIX	"NP"	/* netphone */
 #define CONFIG_CDP_PORT_ID		"eth%d"
 #define CONFIG_CDP_CAPABILITIES		0x00000010
-#define CONFIG_CDP_VERSION		"u-boot" " " __DATE__ " " __TIME__
+#define CONFIG_CDP_VERSION		"u-boot" " " U_BOOT_DATE " " U_BOOT_TIME
 #define CONFIG_CDP_PLATFORM		"Intracom NetPhone"
 #define CONFIG_CDP_TRIGGER		0x20020001
 #define CONFIG_CDP_POWER_CONSUMPTION	4300	/* 90 mA @ 48V */
diff --git a/include/configs/NETTA.h b/include/configs/NETTA.h
index 63810b3..004b3c8 100644
--- a/include/configs/NETTA.h
+++ b/include/configs/NETTA.h
@@ -775,7 +775,7 @@
 #define CONFIG_CDP_DEVICE_ID_PREFIX	"NT"	/* netta */
 #define CONFIG_CDP_PORT_ID		"eth%d"
 #define CONFIG_CDP_CAPABILITIES		0x00000010
-#define CONFIG_CDP_VERSION		"u-boot 1.0" " " __DATE__ " " __TIME__
+#define CONFIG_CDP_VERSION		"u-boot 1.0" " " U_BOOT_DATE " " U_BOOT_TIME
 #define CONFIG_CDP_PLATFORM		"Intracom NetTA"
 #define CONFIG_CDP_TRIGGER		0x20020001
 #define CONFIG_CDP_POWER_CONSUMPTION	4300	/* 90 mA @ 48V */
diff --git a/include/configs/NETTA2.h b/include/configs/NETTA2.h
index 61c5547..70995fa 100644
--- a/include/configs/NETTA2.h
+++ b/include/configs/NETTA2.h
@@ -750,7 +750,7 @@
 #define CONFIG_CDP_DEVICE_ID_PREFIX	"NT"	/* netta2 */
 #define CONFIG_CDP_PORT_ID		"eth%d"
 #define CONFIG_CDP_CAPABILITIES		0x00000010
-#define CONFIG_CDP_VERSION		"u-boot" " " __DATE__ " " __TIME__
+#define CONFIG_CDP_VERSION		"u-boot" " " U_BOOT_DATE " " U_BOOT_TIME
 #define CONFIG_CDP_PLATFORM		"Intracom NetTA2"
 #define CONFIG_CDP_TRIGGER		0x20020001
 #define CONFIG_CDP_POWER_CONSUMPTION	4300	/* 90 mA @ 48V */
diff --git a/include/timestamp.h b/include/timestamp.h
new file mode 100644
index 0000000..b2f4cf4
--- /dev/null
+++ b/include/timestamp.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2008 Extreme Engineering Solutions, 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
+ */
+
+#ifndef	__TIMESTAMP_H__
+#define	__TIMESTAMP_H__
+
+#ifndef DO_DEPS_ONLY
+#include "timestamp_autogenerated.h"
+#endif
+
+#endif	/* __TIMESTAMP_H__ */