linux/drivers/media/i2c/ov9640.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * OmniVision OV96xx Camera Header File
   4 *
   5 * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
   6 */
   7
   8#ifndef __DRIVERS_MEDIA_VIDEO_OV9640_H__
   9#define __DRIVERS_MEDIA_VIDEO_OV9640_H__
  10
  11/* Register definitions */
  12#define OV9640_GAIN     0x00
  13#define OV9640_BLUE     0x01
  14#define OV9640_RED      0x02
  15#define OV9640_VFER     0x03
  16#define OV9640_COM1     0x04
  17#define OV9640_BAVE     0x05
  18#define OV9640_GEAVE    0x06
  19#define OV9640_RSID     0x07
  20#define OV9640_RAVE     0x08
  21#define OV9640_COM2     0x09
  22#define OV9640_PID      0x0a
  23#define OV9640_VER      0x0b
  24#define OV9640_COM3     0x0c
  25#define OV9640_COM4     0x0d
  26#define OV9640_COM5     0x0e
  27#define OV9640_COM6     0x0f
  28#define OV9640_AECH     0x10
  29#define OV9640_CLKRC    0x11
  30#define OV9640_COM7     0x12
  31#define OV9640_COM8     0x13
  32#define OV9640_COM9     0x14
  33#define OV9640_COM10    0x15
  34/* 0x16 - RESERVED */
  35#define OV9640_HSTART   0x17
  36#define OV9640_HSTOP    0x18
  37#define OV9640_VSTART   0x19
  38#define OV9640_VSTOP    0x1a
  39#define OV9640_PSHFT    0x1b
  40#define OV9640_MIDH     0x1c
  41#define OV9640_MIDL     0x1d
  42#define OV9640_MVFP     0x1e
  43#define OV9640_LAEC     0x1f
  44#define OV9640_BOS      0x20
  45#define OV9640_GBOS     0x21
  46#define OV9640_GROS     0x22
  47#define OV9640_ROS      0x23
  48#define OV9640_AEW      0x24
  49#define OV9640_AEB      0x25
  50#define OV9640_VPT      0x26
  51#define OV9640_BBIAS    0x27
  52#define OV9640_GBBIAS   0x28
  53/* 0x29 - RESERVED */
  54#define OV9640_EXHCH    0x2a
  55#define OV9640_EXHCL    0x2b
  56#define OV9640_RBIAS    0x2c
  57#define OV9640_ADVFL    0x2d
  58#define OV9640_ADVFH    0x2e
  59#define OV9640_YAVE     0x2f
  60#define OV9640_HSYST    0x30
  61#define OV9640_HSYEN    0x31
  62#define OV9640_HREF     0x32
  63#define OV9640_CHLF     0x33
  64#define OV9640_ARBLM    0x34
  65/* 0x35..0x36 - RESERVED */
  66#define OV9640_ADC      0x37
  67#define OV9640_ACOM     0x38
  68#define OV9640_OFON     0x39
  69#define OV9640_TSLB     0x3a
  70#define OV9640_COM11    0x3b
  71#define OV9640_COM12    0x3c
  72#define OV9640_COM13    0x3d
  73#define OV9640_COM14    0x3e
  74#define OV9640_EDGE     0x3f
  75#define OV9640_COM15    0x40
  76#define OV9640_COM16    0x41
  77#define OV9640_COM17    0x42
  78/* 0x43..0x4e - RESERVED */
  79#define OV9640_MTX1     0x4f
  80#define OV9640_MTX2     0x50
  81#define OV9640_MTX3     0x51
  82#define OV9640_MTX4     0x52
  83#define OV9640_MTX5     0x53
  84#define OV9640_MTX6     0x54
  85#define OV9640_MTX7     0x55
  86#define OV9640_MTX8     0x56
  87#define OV9640_MTX9     0x57
  88#define OV9640_MTXS     0x58
  89/* 0x59..0x61 - RESERVED */
  90#define OV9640_LCC1     0x62
  91#define OV9640_LCC2     0x63
  92#define OV9640_LCC3     0x64
  93#define OV9640_LCC4     0x65
  94#define OV9640_LCC5     0x66
  95#define OV9640_MANU     0x67
  96#define OV9640_MANV     0x68
  97#define OV9640_HV       0x69
  98#define OV9640_MBD      0x6a
  99#define OV9640_DBLV     0x6b
 100#define OV9640_GSP      0x6c    /* ... till 0x7b */
 101#define OV9640_GST      0x7c    /* ... till 0x8a */
 102
 103#define OV9640_CLKRC_DPLL_EN    0x80
 104#define OV9640_CLKRC_DIRECT     0x40
 105#define OV9640_CLKRC_DIV(x)     ((x) & 0x3f)
 106
 107#define OV9640_PSHFT_VAL(x)     ((x) & 0xff)
 108
 109#define OV9640_ACOM_2X_ANALOG   0x80
 110#define OV9640_ACOM_RSVD        0x12
 111
 112#define OV9640_MVFP_V           0x10
 113#define OV9640_MVFP_H           0x20
 114
 115#define OV9640_COM1_HREF_NOSKIP 0x00
 116#define OV9640_COM1_HREF_2SKIP  0x04
 117#define OV9640_COM1_HREF_3SKIP  0x08
 118#define OV9640_COM1_QQFMT       0x20
 119
 120#define OV9640_COM2_SSM         0x10
 121
 122#define OV9640_COM3_VP          0x04
 123
 124#define OV9640_COM4_QQ_VP       0x80
 125#define OV9640_COM4_RSVD        0x40
 126
 127#define OV9640_COM5_SYSCLK      0x80
 128#define OV9640_COM5_LONGEXP     0x01
 129
 130#define OV9640_COM6_OPT_BLC     0x40
 131#define OV9640_COM6_ADBLC_BIAS  0x08
 132#define OV9640_COM6_FMT_RST     0x82
 133#define OV9640_COM6_ADBLC_OPTEN 0x01
 134
 135#define OV9640_COM7_RAW_RGB     0x01
 136#define OV9640_COM7_RGB         0x04
 137#define OV9640_COM7_QCIF        0x08
 138#define OV9640_COM7_QVGA        0x10
 139#define OV9640_COM7_CIF         0x20
 140#define OV9640_COM7_VGA         0x40
 141#define OV9640_COM7_SCCB_RESET  0x80
 142
 143#define OV9640_TSLB_YVYU_YUYV   0x04
 144#define OV9640_TSLB_YUYV_UYVY   0x08
 145
 146#define OV9640_COM12_YUV_AVG    0x04
 147#define OV9640_COM12_RSVD       0x40
 148
 149#define OV9640_COM13_GAMMA_NONE 0x00
 150#define OV9640_COM13_GAMMA_Y    0x40
 151#define OV9640_COM13_GAMMA_RAW  0x80
 152#define OV9640_COM13_RGB_AVG    0x20
 153#define OV9640_COM13_MATRIX_EN  0x10
 154#define OV9640_COM13_Y_DELAY_EN 0x08
 155#define OV9640_COM13_YUV_DLY(x) ((x) & 0x07)
 156
 157#define OV9640_COM15_OR_00FF    0x00
 158#define OV9640_COM15_OR_01FE    0x40
 159#define OV9640_COM15_OR_10F0    0xc0
 160#define OV9640_COM15_RGB_NORM   0x00
 161#define OV9640_COM15_RGB_565    0x10
 162#define OV9640_COM15_RGB_555    0x30
 163
 164#define OV9640_COM16_RB_AVG     0x01
 165
 166/* IDs */
 167#define OV9640_V2               0x9648
 168#define OV9640_V3               0x9649
 169#define VERSION(pid, ver)       (((pid) << 8) | ((ver) & 0xFF))
 170
 171/* supported resolutions */
 172enum {
 173        W_QQCIF = 88,
 174        W_QQVGA = 160,
 175        W_QCIF  = 176,
 176        W_QVGA  = 320,
 177        W_CIF   = 352,
 178        W_VGA   = 640,
 179        W_SXGA  = 1280
 180};
 181#define H_SXGA  960
 182
 183/* Misc. structures */
 184struct ov9640_reg_alt {
 185        u8      com7;
 186        u8      com12;
 187        u8      com13;
 188        u8      com15;
 189};
 190
 191struct ov9640_reg {
 192        u8      reg;
 193        u8      val;
 194};
 195
 196struct ov9640_priv {
 197        struct v4l2_subdev              subdev;
 198        struct v4l2_ctrl_handler        hdl;
 199        struct clk                      *clk;
 200        struct gpio_desc                *gpio_power;
 201        struct gpio_desc                *gpio_reset;
 202
 203        int                             model;
 204        int                             revision;
 205};
 206
 207#endif  /* __DRIVERS_MEDIA_VIDEO_OV9640_H__ */
 208