tda1002x.h 2.6 KB

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  1. /*
  2. TDA10021/TDA10023 - Single Chip Cable Channel Receiver driver module
  3. used on the the Siemens DVB-C cards
  4. Copyright (C) 1999 Convergence Integrated Media GmbH <ralph@convergence.de>
  5. Copyright (C) 2004 Markus Schulz <msc@antzsystem.de>
  6. Support for TDA10021
  7. This program is free software; you can redistribute it and/or modify
  8. it under the terms of the GNU General Public License as published by
  9. the Free Software Foundation; either version 2 of the License, or
  10. (at your option) any later version.
  11. This program is distributed in the hope that it will be useful,
  12. but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. GNU General Public License for more details.
  15. You should have received a copy of the GNU General Public License
  16. along with this program; if not, write to the Free Software
  17. Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18. */
  19. #ifndef TDA1002x_H
  20. #define TDA1002x_H
  21. #include <linux/dvb/frontend.h>
  22. struct tda1002x_config {
  23. /* the demodulator's i2c address */
  24. u8 demod_address;
  25. u8 invert;
  26. };
  27. enum tda10023_output_mode {
  28. TDA10023_OUTPUT_MODE_PARALLEL_A = 0xe0,
  29. TDA10023_OUTPUT_MODE_PARALLEL_B = 0xa1,
  30. TDA10023_OUTPUT_MODE_PARALLEL_C = 0xa0,
  31. TDA10023_OUTPUT_MODE_SERIAL, /* TODO: not implemented */
  32. };
  33. struct tda10023_config {
  34. /* the demodulator's i2c address */
  35. u8 demod_address;
  36. u8 invert;
  37. /* clock settings */
  38. u32 xtal; /* defaults: 28920000 */
  39. u8 pll_m; /* defaults: 8 */
  40. u8 pll_p; /* defaults: 4 */
  41. u8 pll_n; /* defaults: 1 */
  42. /* MPEG2 TS output mode */
  43. u8 output_mode;
  44. /* input freq offset + baseband conversion type */
  45. u16 deltaf;
  46. };
  47. #if defined(CONFIG_DVB_TDA10021) || (defined(CONFIG_DVB_TDA10021_MODULE) && defined(MODULE))
  48. extern struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
  49. struct i2c_adapter* i2c, u8 pwm);
  50. #else
  51. static inline struct dvb_frontend* tda10021_attach(const struct tda1002x_config* config,
  52. struct i2c_adapter* i2c, u8 pwm)
  53. {
  54. printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  55. return NULL;
  56. }
  57. #endif // CONFIG_DVB_TDA10021
  58. #if defined(CONFIG_DVB_TDA10023) || \
  59. (defined(CONFIG_DVB_TDA10023_MODULE) && defined(MODULE))
  60. extern struct dvb_frontend *tda10023_attach(
  61. const struct tda10023_config *config,
  62. struct i2c_adapter *i2c, u8 pwm);
  63. #else
  64. static inline struct dvb_frontend *tda10023_attach(
  65. const struct tda10023_config *config,
  66. struct i2c_adapter *i2c, u8 pwm)
  67. {
  68. printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  69. return NULL;
  70. }
  71. #endif // CONFIG_DVB_TDA10023
  72. #endif // TDA1002x_H