1 /* 2 * Driver for the ov7660 sensor 3 * 4 * Copyright (C) 2009 Erik Andrén 5 * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project. 6 * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br> 7 * 8 * Portions of code to USB interface and ALi driver software, 9 * Copyright (c) 2006 Willem Duinker 10 * v4l2 interface modeled after the V4L2 driver 11 * for SN9C10x PC Camera Controllers 12 * 13 * This program is free software; you can redistribute it and/or 14 * modify it under the terms of the GNU General Public License as 15 * published by the Free Software Foundation, version 2. 16 * 17 */ 18 19 #ifndef M5602_OV7660_H_ 20 #define M5602_OV7660_H_ 21 22 #include "m5602_sensor.h" 23 24 #define OV7660_GAIN 0x00 25 #define OV7660_BLUE_GAIN 0x01 26 #define OV7660_RED_GAIN 0x02 27 #define OV7660_VREF 0x03 28 #define OV7660_COM1 0x04 29 #define OV7660_BAVE 0x05 30 #define OV7660_GEAVE 0x06 31 #define OV7660_AECHH 0x07 32 #define OV7660_RAVE 0x08 33 #define OV7660_COM2 0x09 34 #define OV7660_PID 0x0a 35 #define OV7660_VER 0x0b 36 #define OV7660_COM3 0x0c 37 #define OV7660_COM4 0x0d 38 #define OV7660_COM5 0x0e 39 #define OV7660_COM6 0x0f 40 #define OV7660_AECH 0x10 41 #define OV7660_CLKRC 0x11 42 #define OV7660_COM7 0x12 43 #define OV7660_COM8 0x13 44 #define OV7660_COM9 0x14 45 #define OV7660_COM10 0x15 46 #define OV7660_RSVD16 0x16 47 #define OV7660_HSTART 0x17 48 #define OV7660_HSTOP 0x18 49 #define OV7660_VSTART 0x19 50 #define OV7660_VSTOP 0x1a 51 #define OV7660_PSHFT 0x1b 52 #define OV7660_MIDH 0x1c 53 #define OV7660_MIDL 0x1d 54 #define OV7660_MVFP 0x1e 55 #define OV7660_LAEC 0x1f 56 #define OV7660_BOS 0x20 57 #define OV7660_GBOS 0x21 58 #define OV7660_GROS 0x22 59 #define OV7660_ROS 0x23 60 #define OV7660_AEW 0x24 61 #define OV7660_AEB 0x25 62 #define OV7660_VPT 0x26 63 #define OV7660_BBIAS 0x27 64 #define OV7660_GbBIAS 0x28 65 #define OV7660_RSVD29 0x29 66 #define OV7660_RBIAS 0x2c 67 #define OV7660_HREF 0x32 68 #define OV7660_ADC 0x37 69 #define OV7660_OFON 0x39 70 #define OV7660_TSLB 0x3a 71 #define OV7660_COM12 0x3c 72 #define OV7660_COM13 0x3d 73 #define OV7660_LCC1 0x62 74 #define OV7660_LCC2 0x63 75 #define OV7660_LCC3 0x64 76 #define OV7660_LCC4 0x65 77 #define OV7660_LCC5 0x66 78 #define OV7660_HV 0x69 79 #define OV7660_RSVDA1 0xa1 80 81 #define OV7660_DEFAULT_GAIN 0x0e 82 #define OV7660_DEFAULT_RED_GAIN 0x80 83 #define OV7660_DEFAULT_BLUE_GAIN 0x80 84 #define OV7660_DEFAULT_SATURATION 0x00 85 #define OV7660_DEFAULT_EXPOSURE 0x20 86 87 /* Kernel module parameters */ 88 extern int force_sensor; 89 extern int dump_sensor; 90 91 int ov7660_probe(struct sd *sd); 92 int ov7660_init(struct sd *sd); 93 int ov7660_start(struct sd *sd); 94 int ov7660_stop(struct sd *sd); 95 void ov7660_disconnect(struct sd *sd); 96 97 static const struct m5602_sensor ov7660 = { 98 .name = "ov7660", 99 .i2c_slave_id = 0x42, 100 .i2c_regW = 1, 101 .probe = ov7660_probe, 102 .init = ov7660_init, 103 .start = ov7660_start, 104 .stop = ov7660_stop, 105 .disconnect = ov7660_disconnect, 106 }; 107 108 static const unsigned char preinit_ov7660[][4] = { 109 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02}, 110 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0}, 111 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, 112 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 113 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 114 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d}, 115 {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00}, 116 {BRIDGE, M5602_XB_GPIO_DIR, 0x03}, 117 {BRIDGE, M5602_XB_GPIO_DIR, 0x03}, 118 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 119 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c}, 120 121 {SENSOR, OV7660_OFON, 0x0c}, 122 {SENSOR, OV7660_COM2, 0x11}, 123 {SENSOR, OV7660_COM7, 0x05}, 124 125 {BRIDGE, M5602_XB_GPIO_DIR, 0x01}, 126 {BRIDGE, M5602_XB_GPIO_DAT, 0x04}, 127 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, 128 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06}, 129 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00}, 130 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08}, 131 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 132 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, 133 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 134 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 135 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c}, 136 {BRIDGE, M5602_XB_GPIO_DIR, 0x05}, 137 {BRIDGE, M5602_XB_GPIO_DAT, 0x00}, 138 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, 139 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00} 140 }; 141 142 static const unsigned char init_ov7660[][4] = { 143 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02}, 144 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0}, 145 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, 146 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 147 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 148 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d}, 149 {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00}, 150 {BRIDGE, M5602_XB_GPIO_DIR, 0x01}, 151 {BRIDGE, M5602_XB_GPIO_DIR, 0x01}, 152 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, 153 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 154 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 155 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c}, 156 {BRIDGE, M5602_XB_GPIO_DIR, 0x05}, 157 {BRIDGE, M5602_XB_GPIO_DAT, 0x00}, 158 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, 159 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00}, 160 {SENSOR, OV7660_COM7, 0x80}, 161 {SENSOR, OV7660_CLKRC, 0x80}, 162 {SENSOR, OV7660_COM9, 0x4c}, 163 {SENSOR, OV7660_OFON, 0x43}, 164 {SENSOR, OV7660_COM12, 0x28}, 165 {SENSOR, OV7660_COM8, 0x00}, 166 {SENSOR, OV7660_COM10, 0x40}, 167 {SENSOR, OV7660_HSTART, 0x0c}, 168 {SENSOR, OV7660_HSTOP, 0x61}, 169 {SENSOR, OV7660_HREF, 0xa4}, 170 {SENSOR, OV7660_PSHFT, 0x0b}, 171 {SENSOR, OV7660_VSTART, 0x01}, 172 {SENSOR, OV7660_VSTOP, 0x7a}, 173 {SENSOR, OV7660_VSTOP, 0x00}, 174 {SENSOR, OV7660_COM7, 0x05}, 175 {SENSOR, OV7660_COM6, 0x42}, 176 {SENSOR, OV7660_BBIAS, 0x94}, 177 {SENSOR, OV7660_GbBIAS, 0x94}, 178 {SENSOR, OV7660_RSVD29, 0x94}, 179 {SENSOR, OV7660_RBIAS, 0x94}, 180 {SENSOR, OV7660_COM1, 0x00}, 181 {SENSOR, OV7660_AECH, 0x00}, 182 {SENSOR, OV7660_AECHH, 0x00}, 183 {SENSOR, OV7660_ADC, 0x05}, 184 {SENSOR, OV7660_COM13, 0x00}, 185 {SENSOR, OV7660_RSVDA1, 0x23}, 186 {SENSOR, OV7660_TSLB, 0x0d}, 187 {SENSOR, OV7660_HV, 0x80}, 188 {SENSOR, OV7660_LCC1, 0x00}, 189 {SENSOR, OV7660_LCC2, 0x00}, 190 {SENSOR, OV7660_LCC3, 0x10}, 191 {SENSOR, OV7660_LCC4, 0x40}, 192 {SENSOR, OV7660_LCC5, 0x01}, 193 194 {SENSOR, OV7660_AECH, 0x20}, 195 {SENSOR, OV7660_COM1, 0x00}, 196 {SENSOR, OV7660_OFON, 0x0c}, 197 {SENSOR, OV7660_COM2, 0x11}, 198 {SENSOR, OV7660_COM7, 0x05}, 199 {BRIDGE, M5602_XB_GPIO_DIR, 0x01}, 200 {BRIDGE, M5602_XB_GPIO_DAT, 0x04}, 201 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, 202 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06}, 203 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00}, 204 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08}, 205 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 206 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, 207 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 208 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 209 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c}, 210 {BRIDGE, M5602_XB_GPIO_DIR, 0x05}, 211 {BRIDGE, M5602_XB_GPIO_DAT, 0x00}, 212 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, 213 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00}, 214 {SENSOR, OV7660_AECH, 0x5f}, 215 {SENSOR, OV7660_COM1, 0x03}, 216 {SENSOR, OV7660_OFON, 0x0c}, 217 {SENSOR, OV7660_COM2, 0x11}, 218 {SENSOR, OV7660_COM7, 0x05}, 219 {BRIDGE, M5602_XB_GPIO_DIR, 0x01}, 220 {BRIDGE, M5602_XB_GPIO_DAT, 0x04}, 221 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, 222 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06}, 223 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00}, 224 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08}, 225 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 226 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, 227 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 228 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 229 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c}, 230 {BRIDGE, M5602_XB_GPIO_DIR, 0x05}, 231 {BRIDGE, M5602_XB_GPIO_DAT, 0x00}, 232 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06}, 233 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00}, 234 235 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06}, 236 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 237 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0}, 238 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c}, 239 {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81}, 240 {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82}, 241 {BRIDGE, M5602_XB_SIG_INI, 0x01}, 242 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00}, 243 {BRIDGE, M5602_XB_VSYNC_PARA, 0x08}, 244 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00}, 245 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00}, 246 {BRIDGE, M5602_XB_VSYNC_PARA, 0x01}, 247 {BRIDGE, M5602_XB_VSYNC_PARA, 0xec}, 248 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00}, 249 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00}, 250 {BRIDGE, M5602_XB_SIG_INI, 0x00}, 251 {BRIDGE, M5602_XB_SIG_INI, 0x02}, 252 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00}, 253 {BRIDGE, M5602_XB_HSYNC_PARA, 0x27}, 254 {BRIDGE, M5602_XB_HSYNC_PARA, 0x02}, 255 {BRIDGE, M5602_XB_HSYNC_PARA, 0xa7}, 256 {BRIDGE, M5602_XB_SIG_INI, 0x00}, 257 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00}, 258 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}, 259 }; 260 #endif 261