avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/include/onenand_uboot.h

@@ -0,0 +1,54 @@
+/*
+ *  Header file for OneNAND support for U-Boot
+ *
+ *  Adaptation from kernel to U-Boot
+ *
+ *  Copyright (C) 2005-2007 Samsung Electronics
+ *  Kyungmin Park <kyungmin.park@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __UBOOT_ONENAND_H
+#define __UBOOT_ONENAND_H
+
+#include <linux/types.h>
+
+/* Forward declarations */
+struct mtd_info;
+struct mtd_oob_ops;
+struct erase_info;
+struct onenand_chip;
+
+extern struct mtd_info onenand_mtd;
+extern struct onenand_chip onenand_chip;
+
+/* board */
+extern void onenand_board_init(struct mtd_info *);
+
+/* Functions */
+extern void onenand_init(void);
+extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len,
+			size_t * retlen, u_char * buf);
+extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops);
+extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len,
+			 size_t * retlen, const u_char * buf);
+extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr);
+
+extern char *onenand_print_device_info(int device, int version);
+
+extern unsigned onenand_block(struct onenand_chip *this, loff_t addr);
+
+extern loff_t onenand_addr(struct onenand_chip *this, int block);
+
+extern int flexonenand_region(struct mtd_info *mtd, loff_t addr);
+
+extern int flexonenand_set_boundary(struct mtd_info *mtd, int die,
+					int boundary, int lock);
+
+/* SPL */
+void onenand_spl_load_image(uint32_t offs, uint32_t size, void *dst);
+
+#endif /* __UBOOT_ONENAND_H */