include/video_ad7177.h

   1 /*
   2  * (C) Copyright 2000
   3  * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #ifndef _VIDEO_AD7177_H_
   9 #define _VIDEO_AD7177_H_
  10
  11 /* #define VIDEO_DEBUG_DISABLE_COLORS   0 */
  12
  13 #define VIDEO_ENCODER_NAME      "Analog Devices AD7177"
  14
  15 #define VIDEO_ENCODER_I2C_RATE  100000  /* Max rate is 100 kHz          */
  16 #define VIDEO_ENCODER_CB_Y_CR_Y         /* Use CB Y CR Y format...      */
  17
  18 #define VIDEO_MODE_YUYV         /* The only mode supported by this encoder */
  19 #undef  VIDEO_MODE_RGB
  20 #define VIDEO_MODE_BPP          16
  21
  22 #ifdef  VIDEO_MODE_PAL
  23 #define VIDEO_ACTIVE_COLS       720
  24 #define VIDEO_ACTIVE_ROWS       576
  25 #define VIDEO_VISIBLE_COLS      640
  26 #define VIDEO_VISIBLE_ROWS      480
  27 #endif
  28
  29 #ifdef  VIDEO_MODE_NTSC
  30 #define VIDEO_ACTIVE_COLS       720
  31 #define VIDEO_ACTIVE_ROWS       525
  32 #define VIDEO_VISIBLE_COLS      640
  33 #define VIDEO_VISIBLE_ROWS      400
  34 #endif
  35
  36 static unsigned char
  37     video_encoder_data[] = {
  38 #ifdef VIDEO_MODE_NTSC
  39                                         0x04, /* Mode Register 0        */
  40 #ifdef VIDEO_DEBUG_COLORBARS
  41                                         0xc2,
  42 #else
  43                                         0x42, /* Mode Register 1        */
  44 #endif  /* VIDEO_DEBUG_COLORBARS */
  45                                         0x16, /* Subcarrier Freq 0      */
  46                                         0x7c, /* Subcarrier Freq 1      */
  47                                         0xf0, /* Subcarrier Freq 2      */
  48                                         0x21, /* Subcarrier Freq 3      */
  49                                         0x00, /* Subcarrier phase       */
  50                                         0x02, /* Timing Register 0      */
  51                                         0x00, /* Extended Captioning 0  */
  52                                         0x00, /* Extended Captioning 1  */
  53                                         0x00, /* Closed Captioning 0    */
  54                                         0x00, /* Closed Captioning 1    */
  55                                         0x00, /* Timing Register 1      */
  56                                         0x08, /* Mode Register 2        */
  57                                         0x00, /* Pedestal Register 0    */
  58                                         0x00, /* Pedestal Register 1    */
  59                                         0x00, /* Pedestal Register 2    */
  60                                         0x00, /* Pedestal Register 3    */
  61                                         0x08, /* Mode Register 3        */
  62
  63 #endif  /* VIDEO_MODE_NTSC */
  64
  65 #ifdef VIDEO_MODE_PAL
  66 #ifdef VIDEO_MODE_RGB_OUT
  67
  68                                         0x69, /* Mode Register 0        */
  69 #ifdef VIDEO_DEBUG_COLORBARS
  70                                         0xc0, /* Mode Register 1 (c0)   */
  71 #else
  72                                         0x40, /* Mode Register 1 (c0)   */
  73 #endif  /* VIDEO_DEBUG_COLORBARS */
  74                                         0xcb, /* Subcarrier Freq 0      */
  75                                         0x8a, /* Subcarrier Freq 1      */
  76                                         0x09, /* Subcarrier Freq 2      */
  77                                         0x2a, /* Subcarrier Freq 3      */
  78                                         0x00, /* Subcarrier phase       */
  79                                         0x02, /* Timing Register 0      */
  80                                         0x00, /* Extended Captioning 0  */
  81                                         0x00, /* Extended Captioning 1  */
  82                                         0x00, /* Closed Captioning 0    */
  83                                         0x00, /* Closed Captioning 1    */
  84                                         0x00, /* Timing Register 1      */
  85                                         0x28, /* Mode Register 2        */
  86                                         0x00, /* Pedestal Register 0    */
  87                                         0x00, /* Pedestal Register 1    */
  88                                         0x00, /* Pedestal Register 2    */
  89                                         0x00, /* Pedestal Register 3    */
  90                                         0x08, /* Mode Register 3        */
  91
  92 #else   /* ! VIDEO_MODE_RGB_OUT */
  93
  94                                         0x09, /* Mode Register 0 (was 01) */
  95 #ifdef VIDEO_DEBUG_COLORBARS
  96                                         0xd8, /*                        */
  97 #else
  98                                         0x59, /* Mode Register 1 (was 58) */
  99 #endif  /* VIDEO_DEBUG_COLORBARS */
 100                                         0xcb, /* Subcarrier Freq 0      */
 101                                         0x8a, /* Subcarrier Freq 1      */
 102                                         0x09, /* Subcarrier Freq 2      */
 103                                         0x2a, /* Subcarrier Freq 3      */
 104                                         0x00, /* Subcarrier phase       */
 105                                         0x02, /* Timing Register 0 (was a) */
 106                                         0x00, /* Extended Captioning 0  */
 107                                         0x00, /* Extended Captioning 1  */
 108                                         0x00, /* Closed Captioning 0    */
 109                                         0x00, /* Closed Captioning 1    */
 110                                         0x00, /* Timing Register 1      */
 111 #ifdef VIDEO_DEBUG_LOWPOWER
 112 #ifdef VIDEO_DEBUG_DISABLE_COLORS
 113                                         0x98, /* Mode Register 2        */
 114 #else
 115                                         0x88, /* Mode Register 2        */
 116 #endif  /* VIDEO_DEBUG_DISABLE_COLORS */
 117 #else   /* ! VIDEO_DEBUG_LOWPOWER */
 118 #ifdef VIDEO_DEBUG_DISABLE_COLORS
 119                                         0x18, /* Mode Register 2        */
 120 #else
 121                                         0x08, /* Mode Register 2        */
 122 #endif  /* VIDEO_DEBUG_DISABLE_COLORS */
 123 #endif  /* VIDEO_DEBUG_LOWPOWER */
 124                                         0x00, /* Pedestal Register 0    */
 125                                         0x00, /* Pedestal Register 1    */
 126                                         0x00, /* Pedestal Register 2    */
 127                                         0x00, /* Pedestal Register 3    */
 128                                         0x08  /* Mode Register 3        */
 129 #endif  /* VIDEO_MODE_RGB_OUT */
 130 #endif  /* VIDEO_MODE_PAL */
 131     } ;
 132
 133 #endif  /* _VIDEO_AD7177_H_ */