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m52790.h

m52790.h 2.7 KB
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  1. /*
    2. 

  2.     m52790.h - definition for m52790 inputs and outputs
    3. 

  3. 

  4.     Copyright (C) 2007 Hans Verkuil (hverkuil@xs4all.nl)
    5. 

  5. 

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

  7.     it under the terms of the GNU General Public License as published by
    8. 

  8.     the Free Software Foundation; either version 2 of the License, or
    9. 

  9.     (at your option) any later version.
    10. 

  10. 

  11.     This program is distributed in the hope that it will be useful,
    12. 

  12.     but WITHOUT ANY WARRANTY; without even the implied warranty of
    13. 

  13.     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14. 

  14.     GNU General Public License for more details.
    15. 

  15. 

  16.     You should have received a copy of the GNU General Public License
    17. 

  17.     along with this program; if not, write to the Free Software
    18. 

  18.     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    19. 

  19. */
    20. 

  20. 

  21. #ifndef _M52790_H_
    22. 

  22. #define _M52790_H_
    23. 

  23. 

  24. /* Input routing switch 1 */
    25. 

  25. 

  26. #define M52790_SW1_IN_MASK 	0x0003
    27. 

  27. #define M52790_SW1_IN_TUNER 	0x0000
    28. 

  28. #define M52790_SW1_IN_V2    	0x0001
    29. 

  29. #define M52790_SW1_IN_V3    	0x0002
    30. 

  30. #define M52790_SW1_IN_V4    	0x0003
    31. 

  31. 

  32. /* Selects component input instead of composite */
    33. 

  33. #define M52790_SW1_YCMIX    	0x0004
    34. 

  34. 

  35. 

  36. /* Input routing switch 2 */
    37. 

  37. 

  38. #define M52790_SW2_IN_MASK 	0x0300
    39. 

  39. #define M52790_SW2_IN_TUNER 	0x0000
    40. 

  40. #define M52790_SW2_IN_V2    	0x0100
    41. 

  41. #define M52790_SW2_IN_V3    	0x0200
    42. 

  42. #define M52790_SW2_IN_V4    	0x0300
    43. 

  43. 

  44. /* Selects component input instead of composite */
    45. 

  45. #define M52790_SW2_YCMIX    	0x0400
    46. 

  46. 

  47. 

  48. /* Output routing switch 1 */
    49. 

  49. 

  50. /* Enable 6dB amplifier for composite out */
    51. 

  51. #define M52790_SW1_V_AMP    	0x0008
    52. 

  52. 

  53. /* Enable 6dB amplifier for component out */
    54. 

  54. #define M52790_SW1_YC_AMP   	0x0010
    55. 

  55. 

  56. /* Audio output mode */
    57. 

  57. #define M52790_SW1_AUDIO_MASK 	0x00c0
    58. 

  58. #define M52790_SW1_AUDIO_MUTE 	0x0000
    59. 

  59. #define M52790_SW1_AUDIO_R 	0x0040
    60. 

  60. #define M52790_SW1_AUDIO_L 	0x0080
    61. 

  61. #define M52790_SW1_AUDIO_STEREO 0x00c0
    62. 

  62. 

  63. 

  64. /* Output routing switch 2 */
    65. 

  65. 

  66. /* Enable 6dB amplifier for composite out */
    67. 

  67. #define M52790_SW2_V_AMP    	0x0800
    68. 

  68. 

  69. /* Enable 6dB amplifier for component out */
    70. 

  70. #define M52790_SW2_YC_AMP   	0x1000
    71. 

  71. 

  72. /* Audio output mode */
    73. 

  73. #define M52790_SW2_AUDIO_MASK 	0xc000
    74. 

  74. #define M52790_SW2_AUDIO_MUTE 	0x0000
    75. 

  75. #define M52790_SW2_AUDIO_R 	0x4000
    76. 

  76. #define M52790_SW2_AUDIO_L 	0x8000
    77. 

  77. #define M52790_SW2_AUDIO_STEREO 0xc000
    78. 

  78. 

  79. 

  80. /* Common values */
    81. 

  81. #define M52790_IN_TUNER (M52790_SW1_IN_TUNER | M52790_SW2_IN_TUNER)
    82. 

  82. #define M52790_IN_V2    (M52790_SW1_IN_V2 | M52790_SW2_IN_V2)
    83. 

  83. #define M52790_IN_V3    (M52790_SW1_IN_V3 | M52790_SW2_IN_V3)
    84. 

  84. #define M52790_IN_V4    (M52790_SW1_IN_V4 | M52790_SW2_IN_V4)
    85. 

  85. 

  86. #define M52790_OUT_STEREO 	(M52790_SW1_AUDIO_STEREO | \
    87. 

  87. 				 M52790_SW2_AUDIO_STEREO)
    88. 

  88. #define M52790_OUT_AMP_STEREO 	(M52790_SW1_AUDIO_STEREO | \
    89. 

  89. 				 M52790_SW1_V_AMP | \
    90. 

  90. 				 M52790_SW2_AUDIO_STEREO | \
    91. 

  91. 				 M52790_SW2_V_AMP)
    92. 

  92. 

  93. #endif
    94.