qt1010_priv.h 1.8 KB

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  1. /* SPDX-License-Identifier: GPL-2.0-or-later */
  2. /*
  3. * Driver for Quantek QT1010 silicon tuner
  4. *
  5. * Copyright (C) 2006 Antti Palosaari <crope@iki.fi>
  6. * Aapo Tahkola <aet@rasterburn.org>
  7. */
  8. #ifndef QT1010_PRIV_H
  9. #define QT1010_PRIV_H
  10. /*
  11. reg def meaning
  12. === === =======
  13. 00 00 ?
  14. 01 a0 ? operation start/stop; start=80, stop=00
  15. 02 00 ?
  16. 03 19 ?
  17. 04 00 ?
  18. 05 00 ? maybe band selection
  19. 06 00 ?
  20. 07 2b set frequency: 32 MHz scale, n*32 MHz
  21. 08 0b ?
  22. 09 10 ? changes every 8/24 MHz; values 1d/1c
  23. 0a 08 set frequency: 4 MHz scale, n*4 MHz
  24. 0b 41 ? changes every 2/2 MHz; values 45/45
  25. 0c e1 ?
  26. 0d 94 ?
  27. 0e b6 ?
  28. 0f 2c ?
  29. 10 10 ?
  30. 11 f1 ? maybe device specified adjustment
  31. 12 11 ? maybe device specified adjustment
  32. 13 3f ?
  33. 14 1f ?
  34. 15 3f ?
  35. 16 ff ?
  36. 17 ff ?
  37. 18 f7 ?
  38. 19 80 ?
  39. 1a d0 set frequency: 125 kHz scale, n*125 kHz
  40. 1b 00 ?
  41. 1c 89 ?
  42. 1d 00 ?
  43. 1e 00 ? looks like operation register; write cmd here, read result from 1f-26
  44. 1f 20 ? chip initialization
  45. 20 e0 ? chip initialization
  46. 21 20 ?
  47. 22 d0 ?
  48. 23 d0 ?
  49. 24 d0 ?
  50. 25 40 ? chip initialization
  51. 26 08 ?
  52. 27 29 ?
  53. 28 55 ?
  54. 29 39 ?
  55. 2a 13 ?
  56. 2b 01 ?
  57. 2c ea ?
  58. 2d 00 ?
  59. 2e 00 ? not used?
  60. 2f 00 ? not used?
  61. */
  62. #define QT1010_STEP (125 * kHz) /*
  63. * used by Windows drivers,
  64. * hw could be more precise but we don't
  65. * know how to use
  66. */
  67. #define QT1010_MIN_FREQ (48 * MHz)
  68. #define QT1010_MAX_FREQ (860 * MHz)
  69. #define QT1010_OFFSET (1246 * MHz)
  70. #define QT1010_WR 0
  71. #define QT1010_RD 1
  72. #define QT1010_M1 3
  73. typedef struct {
  74. u8 oper, reg, val;
  75. } qt1010_i2c_oper_t;
  76. struct qt1010_priv {
  77. struct qt1010_config *cfg;
  78. struct i2c_adapter *i2c;
  79. u8 reg1f_init_val;
  80. u8 reg20_init_val;
  81. u8 reg25_init_val;
  82. u32 frequency;
  83. };
  84. #endif