bfin_rotary.h 1.3 KB

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  1. /*
  2. * board initialization should put one of these structures into platform_data
  3. * and place the bfin-rotary onto platform_bus named "bfin-rotary".
  4. */
  5. #ifndef _BFIN_ROTARY_H
  6. #define _BFIN_ROTARY_H
  7. /* mode bitmasks */
  8. #define ROT_QUAD_ENC CNTMODE_QUADENC /* quadrature/grey code encoder mode */
  9. #define ROT_BIN_ENC CNTMODE_BINENC /* binary encoder mode */
  10. #define ROT_UD_CNT CNTMODE_UDCNT /* rotary counter mode */
  11. #define ROT_DIR_CNT CNTMODE_DIRCNT /* direction counter mode */
  12. #define ROT_DEBE DEBE /* Debounce Enable */
  13. #define ROT_CDGINV CDGINV /* CDG Pin Polarity Invert */
  14. #define ROT_CUDINV CUDINV /* CUD Pin Polarity Invert */
  15. #define ROT_CZMINV CZMINV /* CZM Pin Polarity Invert */
  16. struct bfin_rotary_platform_data {
  17. /* set rotary UP KEY_### or BTN_### in case you prefer
  18. * bfin-rotary to send EV_KEY otherwise set 0
  19. */
  20. unsigned int rotary_up_key;
  21. /* set rotary DOWN KEY_### or BTN_### in case you prefer
  22. * bfin-rotary to send EV_KEY otherwise set 0
  23. */
  24. unsigned int rotary_down_key;
  25. /* set rotary BUTTON KEY_### or BTN_### */
  26. unsigned int rotary_button_key;
  27. /* set rotary Relative Axis REL_### in case you prefer
  28. * bfin-rotary to send EV_REL otherwise set 0
  29. */
  30. unsigned int rotary_rel_code;
  31. unsigned short debounce; /* 0..17 */
  32. unsigned short mode;
  33. };
  34. #endif