zl10353.h 1.9 KB

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  1. /*
  2. * Driver for Zarlink DVB-T ZL10353 demodulator
  3. *
  4. * Copyright (C) 2006, 2007 Christopher Pascoe <c.pascoe@itee.uq.edu.au>
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. *
  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. *
  15. * GNU General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU General Public License
  18. * along with this program; if not, write to the Free Software
  19. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.=
  20. */
  21. #ifndef ZL10353_H
  22. #define ZL10353_H
  23. #include <linux/dvb/frontend.h>
  24. struct zl10353_config
  25. {
  26. /* demodulator's I2C address */
  27. u8 demod_address;
  28. /* frequencies in units of 0.1kHz */
  29. int adc_clock; /* default: 450560 (45.056 MHz) */
  30. int if2; /* default: 361667 (36.1667 MHz) */
  31. /* set if no pll is connected to the secondary i2c bus */
  32. int no_tuner;
  33. /* set if parallel ts output is required */
  34. int parallel_ts;
  35. /* set if i2c_gate_ctrl disable is required */
  36. u8 disable_i2c_gate_ctrl:1;
  37. /* clock control registers (0x51-0x54) */
  38. u8 clock_ctl_1; /* default: 0x46 */
  39. u8 pll_0; /* default: 0x15 */
  40. };
  41. #if defined(CONFIG_DVB_ZL10353) || (defined(CONFIG_DVB_ZL10353_MODULE) && defined(MODULE))
  42. extern struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
  43. struct i2c_adapter *i2c);
  44. #else
  45. static inline struct dvb_frontend* zl10353_attach(const struct zl10353_config *config,
  46. struct i2c_adapter *i2c)
  47. {
  48. printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  49. return NULL;
  50. }
  51. #endif /* CONFIG_DVB_ZL10353 */
  52. #endif /* ZL10353_H */