drivers/media/video/tcm825x.h

   1 /*
   2  * drivers/media/video/tcm825x.h
   3  *
   4  * Register definitions for the TCM825X CameraChip.
   5  *
   6  * Author: David Cohen (david.cohen@indt.org.br)
   7  *
   8  * This file is licensed under the terms of the GNU General Public License
   9  * version 2. This program is licensed "as is" without any warranty of any
  10  * kind, whether express or implied.
  11  *
  12  * This file was based on ov9640.h from MontaVista
  13  */
  14
  15 #ifndef TCM825X_H
  16 #define TCM825X_H
  17
  18 #include <linux/videodev2.h>
  19
  20 #include <media/v4l2-int-device.h>
  21
  22 #define TCM825X_NAME "tcm825x"
  23
  24 #define TCM825X_MASK(x)  x & 0x00ff
  25 #define TCM825X_ADDR(x) (x & 0xff00) >> 8
  26
  27 /* The TCM825X I2C sensor chip has a fixed slave address of 0x3d. */
  28 #define TCM825X_I2C_ADDR        0x3d
  29
  30 /*
  31  * define register offsets for the TCM825X sensor chip
  32  * OFFSET(8 bits) + MASK(8 bits)
  33  * MASK bit 4 and 3 are used when the register uses more than one address
  34  */
  35 #define TCM825X_FPS             0x0280
  36 #define TCM825X_ACF             0x0240
  37 #define TCM825X_DOUTBUF         0x020C
  38 #define TCM825X_DCLKP           0x0202
  39 #define TCM825X_ACFDET          0x0201
  40 #define TCM825X_DOUTSW          0x0380
  41 #define TCM825X_DATAHZ          0x0340
  42 #define TCM825X_PICSIZ          0x033c
  43 #define TCM825X_PICFMT          0x0302
  44 #define TCM825X_V_INV           0x0480
  45 #define TCM825X_H_INV           0x0440
  46 #define TCM825X_ESRLSW          0x0430
  47 #define TCM825X_V_LENGTH        0x040F
  48 #define TCM825X_ALCSW           0x0580
  49 #define TCM825X_ESRLIM          0x0560
  50 #define TCM825X_ESRSPD_U        0x051F
  51 #define TCM825X_ESRSPD_L        0x06FF
  52 #define TCM825X_AG              0x07FF
  53 #define TCM825X_ESRSPD2         0x06FF
  54 #define TCM825X_ALCMODE         0x0830
  55 #define TCM825X_ALCH            0x080F
  56 #define TCM825X_ALCL            0x09FF
  57 #define TCM825X_AWBSW           0x0A80
  58 #define TCM825X_MRG             0x0BFF
  59 #define TCM825X_MBG             0x0CFF
  60 #define TCM825X_GAMSW           0x0D80
  61 #define TCM825X_HDTG            0x0EFF
  62 #define TCM825X_VDTG            0x0FFF
  63 #define TCM825X_HDTCORE         0x10F0
  64 #define TCM825X_VDTCORE         0x100F
  65 #define TCM825X_CONT            0x11FF
  66 #define TCM825X_BRIGHT          0x12FF
  67 #define TCM825X_VHUE            0x137F
  68 #define TCM825X_UHUE            0x147F
  69 #define TCM825X_VGAIN           0x153F
  70 #define TCM825X_UGAIN           0x163F
  71 #define TCM825X_UVCORE          0x170F
  72 #define TCM825X_SATU            0x187F
  73 #define TCM825X_MHMODE          0x1980
  74 #define TCM825X_MHLPFSEL        0x1940
  75 #define TCM825X_YMODE           0x1930
  76 #define TCM825X_MIXHG           0x1907
  77 #define TCM825X_LENS            0x1A3F
  78 #define TCM825X_AGLIM           0x1BE0
  79 #define TCM825X_LENSRPOL        0x1B10
  80 #define TCM825X_LENSRGAIN       0x1B0F
  81 #define TCM825X_ES100S          0x1CFF
  82 #define TCM825X_ES120S          0x1DFF
  83 #define TCM825X_DMASK           0x1EC0
  84 #define TCM825X_CODESW          0x1E20
  85 #define TCM825X_CODESEL         0x1E10
  86 #define TCM825X_TESPIC          0x1E04
  87 #define TCM825X_PICSEL          0x1E03
  88 #define TCM825X_HNUM            0x20FF
  89 #define TCM825X_VOUTPH          0x287F
  90 #define TCM825X_ESROUT          0x327F
  91 #define TCM825X_ESROUT2         0x33FF
  92 #define TCM825X_AGOUT           0x34FF
  93 #define TCM825X_DGOUT           0x353F
  94 #define TCM825X_AGSLOW1         0x39C0
  95 #define TCM825X_FLLSMODE        0x3930
  96 #define TCM825X_FLLSLIM         0x390F
  97 #define TCM825X_DETSEL          0x3AF0
  98 #define TCM825X_ACDETNC         0x3A0F
  99 #define TCM825X_AGSLOW2         0x3BC0
 100 #define TCM825X_DG              0x3B3F
 101 #define TCM825X_REJHLEV         0x3CFF
 102 #define TCM825X_ALCLOCK         0x3D80
 103 #define TCM825X_FPSLNKSW        0x3D40
 104 #define TCM825X_ALCSPD          0x3D30
 105 #define TCM825X_REJH            0x3D03
 106 #define TCM825X_SHESRSW         0x3E80
 107 #define TCM825X_ESLIMSEL        0x3E40
 108 #define TCM825X_SHESRSPD        0x3E30
 109 #define TCM825X_ELSTEP          0x3E0C
 110 #define TCM825X_ELSTART         0x3E03
 111 #define TCM825X_AGMIN           0x3FFF
 112 #define TCM825X_PREGRG          0x423F
 113 #define TCM825X_PREGBG          0x433F
 114 #define TCM825X_PRERG           0x443F
 115 #define TCM825X_PREBG           0x453F
 116 #define TCM825X_MSKBR           0x477F
 117 #define TCM825X_MSKGR           0x487F
 118 #define TCM825X_MSKRB           0x497F
 119 #define TCM825X_MSKGB           0x4A7F
 120 #define TCM825X_MSKRG           0x4B7F
 121 #define TCM825X_MSKBG           0x4C7F
 122 #define TCM825X_HDTCSW          0x4D80
 123 #define TCM825X_VDTCSW          0x4D40
 124 #define TCM825X_DTCYL           0x4D3F
 125 #define TCM825X_HDTPSW          0x4E80
 126 #define TCM825X_VDTPSW          0x4E40
 127 #define TCM825X_DTCGAIN         0x4E3F
 128 #define TCM825X_DTLLIMSW        0x4F10
 129 #define TCM825X_DTLYLIM         0x4F0F
 130 #define TCM825X_YLCUTLMSK       0x5080
 131 #define TCM825X_YLCUTL          0x503F
 132 #define TCM825X_YLCUTHMSK       0x5180
 133 #define TCM825X_YLCUTH          0x513F
 134 #define TCM825X_UVSKNC          0x527F
 135 #define TCM825X_UVLJ            0x537F
 136 #define TCM825X_WBGMIN          0x54FF
 137 #define TCM825X_WBGMAX          0x55FF
 138 #define TCM825X_WBSPDUP         0x5603
 139 #define TCM825X_ALLAREA         0x5820
 140 #define TCM825X_WBLOCK          0x5810
 141 #define TCM825X_WB2SP           0x580F
 142 #define TCM825X_KIZUSW          0x5920
 143 #define TCM825X_PBRSW           0x5910
 144 #define TCM825X_ABCSW           0x5903
 145 #define TCM825X_PBDLV           0x5AFF
 146 #define TCM825X_PBC1LV          0x5BFF
 147
 148 #define TCM825X_NUM_REGS        (TCM825X_ADDR(TCM825X_PBC1LV) + 1)
 149
 150 #define TCM825X_BYTES_PER_PIXEL 2
 151
 152 #define TCM825X_REG_TERM 0xff           /* terminating list entry for reg */
 153 #define TCM825X_VAL_TERM 0xff           /* terminating list entry for val */
 154
 155 /* define a structure for tcm825x register initialization values */
 156 struct tcm825x_reg {
 157         u8 val;
 158         u16 reg;
 159 };
 160
 161 enum image_size { subQCIF = 0, QQVGA, QCIF, QVGA, CIF, VGA };
 162 enum pixel_format { YUV422 = 0, RGB565 };
 163 #define NUM_IMAGE_SIZES 6
 164 #define NUM_PIXEL_FORMATS 2
 165
 166 #define TCM825X_XCLK_MIN        11900000
 167 #define TCM825X_XCLK_MAX        25000000
 168
 169 struct capture_size {
 170         unsigned long width;
 171         unsigned long height;
 172 };
 173
 174 struct tcm825x_platform_data {
 175         /* Is the sensor usable? Doesn't yet mean it's there, but you
 176          * can try! */
 177         int (*is_okay)(void);
 178         /* Set power state, zero is off, non-zero is on. */
 179         int (*power_set)(int power);
 180         /* Default registers written after power-on or reset. */
 181         const struct tcm825x_reg *(*default_regs)(void);
 182         int (*needs_reset)(struct v4l2_int_device *s, void *buf,
 183                            struct v4l2_pix_format *fmt);
 184         int (*ifparm)(struct v4l2_ifparm *p);
 185 };
 186
 187 /* Array of image sizes supported by TCM825X.  These must be ordered from
 188  * smallest image size to largest.
 189  */
 190 const static struct capture_size tcm825x_sizes[] = {
 191         { 128,  96 }, /* subQCIF */
 192         { 160, 120 }, /* QQVGA */
 193         { 176, 144 }, /* QCIF */
 194         { 320, 240 }, /* QVGA */
 195         { 352, 288 }, /* CIF */
 196         { 640, 480 }, /* VGA */
 197 };
 198
 199 #endif /* ifndef TCM825X_H */