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of_mtd.h

of_mtd.h 1.1 KB
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  1. /*
    2. 

  2.  * Copyright 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
    3. 

  3.  *
    4. 

  4.  * OF helpers for mtd.
    5. 

  5.  *
    6. 

  6.  * This file is released under the GPLv2
    7. 

  7.  */
    8. 

  8. 

  9. #ifndef __LINUX_OF_MTD_H
    10. 

  10. #define __LINUX_OF_MTD_H
    11. 

  11. 

  12. #ifdef CONFIG_OF_MTD
    13. 

  13. 

  14. #include <linux/of.h>
    15. 

  15. int of_get_nand_ecc_mode(struct device_node *np);
    16. 

  16. int of_get_nand_ecc_algo(struct device_node *np);
    17. 

  17. int of_get_nand_ecc_step_size(struct device_node *np);
    18. 

  18. int of_get_nand_ecc_strength(struct device_node *np);
    19. 

  19. int of_get_nand_bus_width(struct device_node *np);
    20. 

  20. bool of_get_nand_on_flash_bbt(struct device_node *np);
    21. 

  21. 

  22. #else /* CONFIG_OF_MTD */
    23. 

  23. 

  24. static inline int of_get_nand_ecc_mode(struct device_node *np)
    25. 

  25. {
    26. 

  26. 	return -ENOSYS;
    27. 

  27. }
    28. 

  28. 

  29. static inline int of_get_nand_ecc_algo(struct device_node *np)
    30. 

  30. {
    31. 

  31. 	return -ENOSYS;
    32. 

  32. }
    33. 

  33. 

  34. static inline int of_get_nand_ecc_step_size(struct device_node *np)
    35. 

  35. {
    36. 

  36. 	return -ENOSYS;
    37. 

  37. }
    38. 

  38. 

  39. static inline int of_get_nand_ecc_strength(struct device_node *np)
    40. 

  40. {
    41. 

  41. 	return -ENOSYS;
    42. 

  42. }
    43. 

  43. 

  44. static inline int of_get_nand_bus_width(struct device_node *np)
    45. 

  45. {
    46. 

  46. 	return -ENOSYS;
    47. 

  47. }
    48. 

  48. 

  49. static inline bool of_get_nand_on_flash_bbt(struct device_node *np)
    50. 

  50. {
    51. 

  51. 	return false;
    52. 

  52. }
    53. 

  53. 

  54. #endif /* CONFIG_OF_MTD */
    55. 

  55. 

  56. #endif /* __LINUX_OF_MTD_H */
    57.