mkimage: Add OMAP boot image support

- Add mkimage support for OMAP boot image
- Add support for OMAP boot image(MLO) generation in the new
  SPL framework

Signed-off-by: John Rigby <john.rigby@linaro.org>
Signed-off-by: Aneesh V <aneesh@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

tools/omapimage.h

@@ -0,0 +1,50 @@
+/*
+ * (C) Copyright 2010
+ * Linaro LTD, www.linaro.org
+ * Author John Rigby <john.rigby@linaro.org>
+ * Based on TI's signGP.c
+ *
+ * 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 _OMAPIMAGE_H_
+#define _OMAPIMAGE_H_
+
+struct ch_toc {
+	uint32_t section_offset;
+	uint32_t section_size;
+	uint8_t unused[12];
+	uint8_t section_name[12];
+};
+
+struct ch_settings {
+	uint32_t section_key;
+	uint8_t valid;
+	uint8_t version;
+	uint16_t reserved;
+	uint32_t flags;
+};
+
+struct gp_header {
+	uint32_t size;
+	uint32_t load_addr;
+};
+
+#define KEY_CHSETTINGS 0xC0C0C0C1
+#endif /* _OMAPIMAGE_H_ */