linux/drivers/media/i2c/soc_camera/ov9640.h
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   1/*
   2 * OmniVision OV96xx Camera Header File
   3 *
   4 * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
   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 version 2 as
   8 * published by the Free Software Foundation.
   9 */
  10
  11#ifndef __DRIVERS_MEDIA_VIDEO_OV9640_H__
  12#define __DRIVERS_MEDIA_VIDEO_OV9640_H__
  13
  14/* Register definitions */
  15#define OV9640_GAIN     0x00
  16#define OV9640_BLUE     0x01
  17#define OV9640_RED      0x02
  18#define OV9640_VFER     0x03
  19#define OV9640_COM1     0x04
  20#define OV9640_BAVE     0x05
  21#define OV9640_GEAVE    0x06
  22#define OV9640_RSID     0x07
  23#define OV9640_RAVE     0x08
  24#define OV9640_COM2     0x09
  25#define OV9640_PID      0x0a
  26#define OV9640_VER      0x0b
  27#define OV9640_COM3     0x0c
  28#define OV9640_COM4     0x0d
  29#define OV9640_COM5     0x0e
  30#define OV9640_COM6     0x0f
  31#define OV9640_AECH     0x10
  32#define OV9640_CLKRC    0x11
  33#define OV9640_COM7     0x12
  34#define OV9640_COM8     0x13
  35#define OV9640_COM9     0x14
  36#define OV9640_COM10    0x15
  37/* 0x16 - RESERVED */
  38#define OV9640_HSTART   0x17
  39#define OV9640_HSTOP    0x18
  40#define OV9640_VSTART   0x19
  41#define OV9640_VSTOP    0x1a
  42#define OV9640_PSHFT    0x1b
  43#define OV9640_MIDH     0x1c
  44#define OV9640_MIDL     0x1d
  45#define OV9640_MVFP     0x1e
  46#define OV9640_LAEC     0x1f
  47#define OV9640_BOS      0x20
  48#define OV9640_GBOS     0x21
  49#define OV9640_GROS     0x22
  50#define OV9640_ROS      0x23
  51#define OV9640_AEW      0x24
  52#define OV9640_AEB      0x25
  53#define OV9640_VPT      0x26
  54#define OV9640_BBIAS    0x27
  55#define OV9640_GBBIAS   0x28
  56/* 0x29 - RESERVED */
  57#define OV9640_EXHCH    0x2a
  58#define OV9640_EXHCL    0x2b
  59#define OV9640_RBIAS    0x2c
  60#define OV9640_ADVFL    0x2d
  61#define OV9640_ADVFH    0x2e
  62#define OV9640_YAVE     0x2f
  63#define OV9640_HSYST    0x30
  64#define OV9640_HSYEN    0x31
  65#define OV9640_HREF     0x32
  66#define OV9640_CHLF     0x33
  67#define OV9640_ARBLM    0x34
  68/* 0x35..0x36 - RESERVED */
  69#define OV9640_ADC      0x37
  70#define OV9640_ACOM     0x38
  71#define OV9640_OFON     0x39
  72#define OV9640_TSLB     0x3a
  73#define OV9640_COM11    0x3b
  74#define OV9640_COM12    0x3c
  75#define OV9640_COM13    0x3d
  76#define OV9640_COM14    0x3e
  77#define OV9640_EDGE     0x3f
  78#define OV9640_COM15    0x40
  79#define OV9640_COM16    0x41
  80#define OV9640_COM17    0x42
  81/* 0x43..0x4e - RESERVED */
  82#define OV9640_MTX1     0x4f
  83#define OV9640_MTX2     0x50
  84#define OV9640_MTX3     0x51
  85#define OV9640_MTX4     0x52
  86#define OV9640_MTX5     0x53
  87#define OV9640_MTX6     0x54
  88#define OV9640_MTX7     0x55
  89#define OV9640_MTX8     0x56
  90#define OV9640_MTX9     0x57
  91#define OV9640_MTXS     0x58
  92/* 0x59..0x61 - RESERVED */
  93#define OV9640_LCC1     0x62
  94#define OV9640_LCC2     0x63
  95#define OV9640_LCC3     0x64
  96#define OV9640_LCC4     0x65
  97#define OV9640_LCC5     0x66
  98#define OV9640_MANU     0x67
  99#define OV9640_MANV     0x68
 100#define OV9640_HV       0x69
 101#define OV9640_MBD      0x6a
 102#define OV9640_DBLV     0x6b
 103#define OV9640_GSP      0x6c    /* ... till 0x7b */
 104#define OV9640_GST      0x7c    /* ... till 0x8a */
 105
 106#define OV9640_CLKRC_DPLL_EN    0x80
 107#define OV9640_CLKRC_DIRECT     0x40
 108#define OV9640_CLKRC_DIV(x)     ((x) & 0x3f)
 109
 110#define OV9640_PSHFT_VAL(x)     ((x) & 0xff)
 111
 112#define OV9640_ACOM_2X_ANALOG   0x80
 113#define OV9640_ACOM_RSVD        0x12
 114
 115#define OV9640_MVFP_V           0x10
 116#define OV9640_MVFP_H           0x20
 117
 118#define OV9640_COM1_HREF_NOSKIP 0x00
 119#define OV9640_COM1_HREF_2SKIP  0x04
 120#define OV9640_COM1_HREF_3SKIP  0x08
 121#define OV9640_COM1_QQFMT       0x20
 122
 123#define OV9640_COM2_SSM         0x10
 124
 125#define OV9640_COM3_VP          0x04
 126
 127#define OV9640_COM4_QQ_VP       0x80
 128#define OV9640_COM4_RSVD        0x40
 129
 130#define OV9640_COM5_SYSCLK      0x80
 131#define OV9640_COM5_LONGEXP     0x01
 132
 133#define OV9640_COM6_OPT_BLC     0x40
 134#define OV9640_COM6_ADBLC_BIAS  0x08
 135#define OV9640_COM6_FMT_RST     0x82
 136#define OV9640_COM6_ADBLC_OPTEN 0x01
 137
 138#define OV9640_COM7_RAW_RGB     0x01
 139#define OV9640_COM7_RGB         0x04
 140#define OV9640_COM7_QCIF        0x08
 141#define OV9640_COM7_QVGA        0x10
 142#define OV9640_COM7_CIF         0x20
 143#define OV9640_COM7_VGA         0x40
 144#define OV9640_COM7_SCCB_RESET  0x80
 145
 146#define OV9640_TSLB_YVYU_YUYV   0x04
 147#define OV9640_TSLB_YUYV_UYVY   0x08
 148
 149#define OV9640_COM12_YUV_AVG    0x04
 150#define OV9640_COM12_RSVD       0x40
 151
 152#define OV9640_COM13_GAMMA_NONE 0x00
 153#define OV9640_COM13_GAMMA_Y    0x40
 154#define OV9640_COM13_GAMMA_RAW  0x80
 155#define OV9640_COM13_RGB_AVG    0x20
 156#define OV9640_COM13_MATRIX_EN  0x10
 157#define OV9640_COM13_Y_DELAY_EN 0x08
 158#define OV9640_COM13_YUV_DLY(x) ((x) & 0x07)
 159
 160#define OV9640_COM15_OR_00FF    0x00
 161#define OV9640_COM15_OR_01FE    0x40
 162#define OV9640_COM15_OR_10F0    0xc0
 163#define OV9640_COM15_RGB_NORM   0x00
 164#define OV9640_COM15_RGB_565    0x10
 165#define OV9640_COM15_RGB_555    0x30
 166
 167#define OV9640_COM16_RB_AVG     0x01
 168
 169/* IDs */
 170#define OV9640_V2               0x9648
 171#define OV9640_V3               0x9649
 172#define VERSION(pid, ver)       (((pid) << 8) | ((ver) & 0xFF))
 173
 174/* supported resolutions */
 175enum {
 176        W_QQCIF = 88,
 177        W_QQVGA = 160,
 178        W_QCIF  = 176,
 179        W_QVGA  = 320,
 180        W_CIF   = 352,
 181        W_VGA   = 640,
 182        W_SXGA  = 1280
 183};
 184#define H_SXGA  960
 185
 186/* Misc. structures */
 187struct ov9640_reg_alt {
 188        u8      com7;
 189        u8      com12;
 190        u8      com13;
 191        u8      com15;
 192};
 193
 194struct ov9640_reg {
 195        u8      reg;
 196        u8      val;
 197};
 198
 199struct ov9640_priv {
 200        struct v4l2_subdev              subdev;
 201        struct v4l2_ctrl_handler        hdl;
 202        struct v4l2_clk                 *clk;
 203
 204        int                             model;
 205        int                             revision;
 206};
 207
 208#endif  /* __DRIVERS_MEDIA_VIDEO_OV9640_H__ */
 209