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aptina-pll.h

aptina-pll.h 1.4 KB
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  1. /*
    2. 

  2.  * Aptina Sensor PLL Configuration
    3. 

  3.  *
    4. 

  4.  * Copyright (C) 2012 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
    5. 

  5.  *
    6. 

  6.  * This program is free software; you can redistribute it and/or
    7. 

  7.  * modify it under the terms of the GNU General Public License
    8. 

  8.  * version 2 as published by the Free Software Foundation.
    9. 

  9.  *
    10. 

  10.  * This program is distributed in the hope that it will be useful, but
    11. 

  11.  * WITHOUT ANY WARRANTY; without even the implied warranty of
    12. 

  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13. 

  13.  * General Public License for more details.
    14. 

  14.  *
    15. 

  15.  * You should have received a copy of the GNU General Public License
    16. 

  16.  * along with this program; if not, write to the Free Software
    17. 

  17.  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
    18. 

  18.  * 02110-1301 USA
    19. 

  19.  */
    20. 

  20. 

  21. #ifndef __APTINA_PLL_H
    22. 

  22. #define __APTINA_PLL_H
    23. 

  23. 

  24. struct aptina_pll {
    25. 

  25. 	unsigned int ext_clock;
    26. 

  26. 	unsigned int pix_clock;
    27. 

  27. 

  28. 	unsigned int n;
    29. 

  29. 	unsigned int m;
    30. 

  30. 	unsigned int p1;
    31. 

  31. };
    32. 

  32. 

  33. struct aptina_pll_limits {
    34. 

  34. 	unsigned int ext_clock_min;
    35. 

  35. 	unsigned int ext_clock_max;
    36. 

  36. 	unsigned int int_clock_min;
    37. 

  37. 	unsigned int int_clock_max;
    38. 

  38. 	unsigned int out_clock_min;
    39. 

  39. 	unsigned int out_clock_max;
    40. 

  40. 	unsigned int pix_clock_max;
    41. 

  41. 

  42. 	unsigned int n_min;
    43. 

  43. 	unsigned int n_max;
    44. 

  44. 	unsigned int m_min;
    45. 

  45. 	unsigned int m_max;
    46. 

  46. 	unsigned int p1_min;
    47. 

  47. 	unsigned int p1_max;
    48. 

  48. };
    49. 

  49. 

  50. struct device;
    51. 

  51. 

  52. int aptina_pll_calculate(struct device *dev,
    53. 

  53. 			 const struct aptina_pll_limits *limits,
    54. 

  54. 			 struct aptina_pll *pll);
    55. 

  55. 

  56. #endif /* __APTINA_PLL_H */
    57.