1 /* 2 * drivers/media/i2c/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 int (*is_upside_down)(void); 186 }; 187 188 /* Array of image sizes supported by TCM825X. These must be ordered from 189 * smallest image size to largest. 190 */ 191 static const struct capture_size tcm825x_sizes[] = { 192 { 128, 96 }, /* subQCIF */ 193 { 160, 120 }, /* QQVGA */ 194 { 176, 144 }, /* QCIF */ 195 { 320, 240 }, /* QVGA */ 196 { 352, 288 }, /* CIF */ 197 { 640, 480 }, /* VGA */ 198 }; 199 200 #endif /* ifndef TCM825X_H */ 201