nand_defs.h 1.3 KB

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  1. /*
  2. * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
  3. *
  4. * Parts shamelesly stolen from Linux Kernel source tree.
  5. *
  6. * ------------------------------------------------------------
  7. *
  8. * See file CREDITS for list of people who contributed to this
  9. * project.
  10. *
  11. * This program is free software; you can redistribute it and/or
  12. * modify it under the terms of the GNU General Public License as
  13. * published by the Free Software Foundation; either version 2 of
  14. * the License, or (at your option) any later version.
  15. *
  16. * This program is distributed in the hope that it will be useful,
  17. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19. * GNU General Public License for more details.
  20. *
  21. * You should have received a copy of the GNU General Public License
  22. * along with this program; if not, write to the Free Software
  23. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24. * MA 02111-1307 USA
  25. */
  26. #ifndef _NAND_DEFS_H_
  27. #define _NAND_DEFS_H_
  28. #include <asm/arch/hardware.h>
  29. #ifdef CONFIG_SOC_DM646x
  30. #define MASK_CLE 0x80000
  31. #define MASK_ALE 0x40000
  32. #else
  33. #define MASK_CLE 0x10
  34. #define MASK_ALE 0x08
  35. #endif
  36. #define NAND_READ_START 0x00
  37. #define NAND_READ_END 0x30
  38. #define NAND_STATUS 0x70
  39. extern void davinci_nand_init(struct nand_chip *nand);
  40. #endif