onenand_uboot.h 1.7 KB

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  1. /*
  2. * Header file for OneNAND support for U-Boot
  3. *
  4. * Adaptation from kernel to U-Boot
  5. *
  6. * Copyright (C) 2005-2007 Samsung Electronics
  7. * Kyungmin Park <kyungmin.park@samsung.com>
  8. *
  9. * This program is free software; you can redistribute it and/or modify
  10. * it under the terms of the GNU General Public License version 2 as
  11. * published by the Free Software Foundation.
  12. */
  13. #ifndef __UBOOT_ONENAND_H
  14. #define __UBOOT_ONENAND_H
  15. #include <linux/types.h>
  16. /* Forward declarations */
  17. struct mtd_info;
  18. struct mtd_oob_ops;
  19. struct erase_info;
  20. struct onenand_chip;
  21. extern struct mtd_info onenand_mtd;
  22. extern struct onenand_chip onenand_chip;
  23. /* board */
  24. extern int onenand_board_init(struct mtd_info *);
  25. /* Functions */
  26. extern void onenand_init(void);
  27. extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len,
  28. size_t * retlen, u_char * buf);
  29. extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops);
  30. extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len,
  31. size_t * retlen, const u_char * buf);
  32. extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr);
  33. extern char *onenand_print_device_info(int device, int version);
  34. extern unsigned onenand_block(struct onenand_chip *this, loff_t addr);
  35. extern loff_t onenand_addr(struct onenand_chip *this, int block);
  36. extern int flexonenand_region(struct mtd_info *mtd, loff_t addr);
  37. extern int flexonenand_set_boundary(struct mtd_info *mtd, int die,
  38. int boundary, int lock);
  39. /* SPL */
  40. int onenand_spl_read_block(int block, int offset, int len, void *dst);
  41. void onenand_spl_load_image(uint32_t offs, uint32_t size, void *dst);
  42. #endif /* __UBOOT_ONENAND_H */