at91.h 1.3 KB

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  1. /*
  2. * This header provides constants for most at91 pinctrl bindings.
  3. *
  4. * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
  5. *
  6. * GPLv2 only
  7. */
  8. #ifndef __DT_BINDINGS_AT91_PINCTRL_H__
  9. #define __DT_BINDINGS_AT91_PINCTRL_H__
  10. #define AT91_PINCTRL_NONE (0 << 0)
  11. #define AT91_PINCTRL_PULL_UP (1 << 0)
  12. #define AT91_PINCTRL_MULTI_DRIVE (1 << 1)
  13. #define AT91_PINCTRL_DEGLITCH (1 << 2)
  14. #define AT91_PINCTRL_PULL_DOWN (1 << 3)
  15. #define AT91_PINCTRL_DIS_SCHMIT (1 << 4)
  16. #define AT91_PINCTRL_OUTPUT (1 << 7)
  17. #define AT91_PINCTRL_OUTPUT_VAL(x) ((x & 0x1) << 8)
  18. #define AT91_PINCTRL_SLEWRATE (1 << 9)
  19. #define AT91_PINCTRL_DEBOUNCE (1 << 16)
  20. #define AT91_PINCTRL_DEBOUNCE_VAL(x) (x << 17)
  21. #define AT91_PINCTRL_PULL_UP_DEGLITCH (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)
  22. #define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT (0x0 << 5)
  23. #define AT91_PINCTRL_DRIVE_STRENGTH_LOW (0x1 << 5)
  24. #define AT91_PINCTRL_DRIVE_STRENGTH_MED (0x2 << 5)
  25. #define AT91_PINCTRL_DRIVE_STRENGTH_HI (0x3 << 5)
  26. #define AT91_PINCTRL_SLEWRATE_DIS (0x0 << 9)
  27. #define AT91_PINCTRL_SLEWRATE_ENA (0x1 << 9)
  28. #define AT91_PIOA 0
  29. #define AT91_PIOB 1
  30. #define AT91_PIOC 2
  31. #define AT91_PIOD 3
  32. #define AT91_PIOE 4
  33. #define AT91_PERIPH_GPIO 0
  34. #define AT91_PERIPH_A 1
  35. #define AT91_PERIPH_B 2
  36. #define AT91_PERIPH_C 3
  37. #define AT91_PERIPH_D 4
  38. #endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */