Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 1 | /*************************************************************************** |
| 2 | * Plug-in for HV7131R image sensor connected to the SN9C1xx PC Camera * |
| 3 | * Controllers * |
| 4 | * * |
| 5 | * Copyright (C) 2007 by Luca Risolia <luca.risolia@studio.unibo.it> * |
| 6 | * * |
| 7 | * This program is free software; you can redistribute it and/or modify * |
| 8 | * it under the terms of the GNU General Public License as published by * |
| 9 | * the Free Software Foundation; either version 2 of the License, or * |
| 10 | * (at your option) any later version. * |
| 11 | * * |
| 12 | * This program is distributed in the hope that it will be useful, * |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 15 | * GNU General Public License for more details. * |
| 16 | * * |
| 17 | * You should have received a copy of the GNU General Public License * |
| 18 | * along with this program; if not, write to the Free Software * |
| 19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * |
| 20 | ***************************************************************************/ |
| 21 | |
| 22 | #include "sn9c102_sensor.h" |
Hans Verkuil | d45b9b8 | 2008-09-04 03:33:43 -0300 | [diff] [blame] | 23 | #include "sn9c102_devtable.h" |
Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 24 | |
| 25 | |
| 26 | static int hv7131r_init(struct sn9c102_device* cam) |
| 27 | { |
| 28 | int err = 0; |
| 29 | |
| 30 | switch (sn9c102_get_bridge(cam)) { |
| 31 | case BRIDGE_SN9C103: |
Trent Piepho | c680dd6 | 2007-04-04 17:11:04 -0300 | [diff] [blame] | 32 | err = sn9c102_write_const_regs(cam, {0x00, 0x03}, {0x1a, 0x04}, |
| 33 | {0x20, 0x05}, {0x20, 0x06}, |
| 34 | {0x03, 0x10}, {0x00, 0x14}, |
| 35 | {0x60, 0x17}, {0x0a, 0x18}, |
| 36 | {0xf0, 0x19}, {0x1d, 0x1a}, |
| 37 | {0x10, 0x1b}, {0x02, 0x1c}, |
| 38 | {0x03, 0x1d}, {0x0f, 0x1e}, |
| 39 | {0x0c, 0x1f}, {0x00, 0x20}, |
| 40 | {0x10, 0x21}, {0x20, 0x22}, |
| 41 | {0x30, 0x23}, {0x40, 0x24}, |
| 42 | {0x50, 0x25}, {0x60, 0x26}, |
| 43 | {0x70, 0x27}, {0x80, 0x28}, |
| 44 | {0x90, 0x29}, {0xa0, 0x2a}, |
| 45 | {0xb0, 0x2b}, {0xc0, 0x2c}, |
| 46 | {0xd0, 0x2d}, {0xe0, 0x2e}, |
| 47 | {0xf0, 0x2f}, {0xff, 0x30}); |
Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 48 | break; |
| 49 | case BRIDGE_SN9C105: |
| 50 | case BRIDGE_SN9C120: |
Trent Piepho | c680dd6 | 2007-04-04 17:11:04 -0300 | [diff] [blame] | 51 | err = sn9c102_write_const_regs(cam, {0x44, 0x01}, {0x40, 0x02}, |
| 52 | {0x00, 0x03}, {0x1a, 0x04}, |
| 53 | {0x44, 0x05}, {0x3e, 0x06}, |
| 54 | {0x1a, 0x07}, {0x03, 0x10}, |
| 55 | {0x08, 0x14}, {0xa3, 0x17}, |
| 56 | {0x4b, 0x18}, {0x00, 0x19}, |
| 57 | {0x1d, 0x1a}, {0x10, 0x1b}, |
| 58 | {0x02, 0x1c}, {0x03, 0x1d}, |
| 59 | {0x0f, 0x1e}, {0x0c, 0x1f}, |
| 60 | {0x00, 0x20}, {0x29, 0x21}, |
| 61 | {0x40, 0x22}, {0x54, 0x23}, |
| 62 | {0x66, 0x24}, {0x76, 0x25}, |
| 63 | {0x85, 0x26}, {0x94, 0x27}, |
| 64 | {0xa1, 0x28}, {0xae, 0x29}, |
| 65 | {0xbb, 0x2a}, {0xc7, 0x2b}, |
| 66 | {0xd3, 0x2c}, {0xde, 0x2d}, |
| 67 | {0xea, 0x2e}, {0xf4, 0x2f}, |
| 68 | {0xff, 0x30}, {0x00, 0x3F}, |
| 69 | {0xC7, 0x40}, {0x01, 0x41}, |
| 70 | {0x44, 0x42}, {0x00, 0x43}, |
| 71 | {0x44, 0x44}, {0x00, 0x45}, |
| 72 | {0x44, 0x46}, {0x00, 0x47}, |
| 73 | {0xC7, 0x48}, {0x01, 0x49}, |
| 74 | {0xC7, 0x4A}, {0x01, 0x4B}, |
| 75 | {0xC7, 0x4C}, {0x01, 0x4D}, |
| 76 | {0x44, 0x4E}, {0x00, 0x4F}, |
| 77 | {0x44, 0x50}, {0x00, 0x51}, |
| 78 | {0x44, 0x52}, {0x00, 0x53}, |
| 79 | {0xC7, 0x54}, {0x01, 0x55}, |
| 80 | {0xC7, 0x56}, {0x01, 0x57}, |
| 81 | {0xC7, 0x58}, {0x01, 0x59}, |
| 82 | {0x44, 0x5A}, {0x00, 0x5B}, |
| 83 | {0x44, 0x5C}, {0x00, 0x5D}, |
| 84 | {0x44, 0x5E}, {0x00, 0x5F}, |
| 85 | {0xC7, 0x60}, {0x01, 0x61}, |
| 86 | {0xC7, 0x62}, {0x01, 0x63}, |
| 87 | {0xC7, 0x64}, {0x01, 0x65}, |
| 88 | {0x44, 0x66}, {0x00, 0x67}, |
| 89 | {0x44, 0x68}, {0x00, 0x69}, |
| 90 | {0x44, 0x6A}, {0x00, 0x6B}, |
| 91 | {0xC7, 0x6C}, {0x01, 0x6D}, |
| 92 | {0xC7, 0x6E}, {0x01, 0x6F}, |
| 93 | {0xC7, 0x70}, {0x01, 0x71}, |
| 94 | {0x44, 0x72}, {0x00, 0x73}, |
| 95 | {0x44, 0x74}, {0x00, 0x75}, |
| 96 | {0x44, 0x76}, {0x00, 0x77}, |
| 97 | {0xC7, 0x78}, {0x01, 0x79}, |
| 98 | {0xC7, 0x7A}, {0x01, 0x7B}, |
| 99 | {0xC7, 0x7C}, {0x01, 0x7D}, |
| 100 | {0x44, 0x7E}, {0x00, 0x7F}, |
| 101 | {0x14, 0x84}, {0x00, 0x85}, |
| 102 | {0x27, 0x86}, {0x00, 0x87}, |
| 103 | {0x07, 0x88}, {0x00, 0x89}, |
| 104 | {0xEC, 0x8A}, {0x0f, 0x8B}, |
| 105 | {0xD8, 0x8C}, {0x0f, 0x8D}, |
| 106 | {0x3D, 0x8E}, {0x00, 0x8F}, |
| 107 | {0x3D, 0x90}, {0x00, 0x91}, |
| 108 | {0xCD, 0x92}, {0x0f, 0x93}, |
| 109 | {0xf7, 0x94}, {0x0f, 0x95}, |
| 110 | {0x0C, 0x96}, {0x00, 0x97}, |
| 111 | {0x00, 0x98}, {0x66, 0x99}, |
| 112 | {0x05, 0x9A}, {0x00, 0x9B}, |
| 113 | {0x04, 0x9C}, {0x00, 0x9D}, |
| 114 | {0x08, 0x9E}, {0x00, 0x9F}, |
| 115 | {0x2D, 0xC0}, {0x2D, 0xC1}, |
| 116 | {0x3A, 0xC2}, {0x05, 0xC3}, |
| 117 | {0x04, 0xC4}, {0x3F, 0xC5}, |
| 118 | {0x00, 0xC6}, {0x00, 0xC7}, |
| 119 | {0x50, 0xC8}, {0x3C, 0xC9}, |
| 120 | {0x28, 0xCA}, {0xD8, 0xCB}, |
| 121 | {0x14, 0xCC}, {0xEC, 0xCD}, |
| 122 | {0x32, 0xCE}, {0xDD, 0xCF}, |
| 123 | {0x32, 0xD0}, {0xDD, 0xD1}, |
| 124 | {0x6A, 0xD2}, {0x50, 0xD3}, |
| 125 | {0x00, 0xD4}, {0x00, 0xD5}, |
| 126 | {0x00, 0xD6}); |
Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 127 | break; |
| 128 | default: |
| 129 | break; |
| 130 | } |
| 131 | |
| 132 | err += sn9c102_i2c_write(cam, 0x20, 0x00); |
| 133 | err += sn9c102_i2c_write(cam, 0x21, 0xd6); |
| 134 | err += sn9c102_i2c_write(cam, 0x25, 0x06); |
| 135 | |
| 136 | return err; |
| 137 | } |
| 138 | |
| 139 | |
| 140 | static int hv7131r_get_ctrl(struct sn9c102_device* cam, |
| 141 | struct v4l2_control* ctrl) |
| 142 | { |
| 143 | switch (ctrl->id) { |
| 144 | case V4L2_CID_GAIN: |
| 145 | if ((ctrl->value = sn9c102_i2c_read(cam, 0x30)) < 0) |
| 146 | return -EIO; |
| 147 | return 0; |
| 148 | case V4L2_CID_RED_BALANCE: |
| 149 | if ((ctrl->value = sn9c102_i2c_read(cam, 0x31)) < 0) |
| 150 | return -EIO; |
| 151 | ctrl->value = ctrl->value & 0x3f; |
| 152 | return 0; |
| 153 | case V4L2_CID_BLUE_BALANCE: |
| 154 | if ((ctrl->value = sn9c102_i2c_read(cam, 0x33)) < 0) |
| 155 | return -EIO; |
| 156 | ctrl->value = ctrl->value & 0x3f; |
| 157 | return 0; |
| 158 | case SN9C102_V4L2_CID_GREEN_BALANCE: |
| 159 | if ((ctrl->value = sn9c102_i2c_read(cam, 0x32)) < 0) |
| 160 | return -EIO; |
| 161 | ctrl->value = ctrl->value & 0x3f; |
| 162 | return 0; |
| 163 | case V4L2_CID_BLACK_LEVEL: |
| 164 | if ((ctrl->value = sn9c102_i2c_read(cam, 0x01)) < 0) |
| 165 | return -EIO; |
| 166 | ctrl->value = (ctrl->value & 0x08) ? 1 : 0; |
| 167 | return 0; |
| 168 | default: |
| 169 | return -EINVAL; |
| 170 | } |
| 171 | } |
| 172 | |
| 173 | |
| 174 | static int hv7131r_set_ctrl(struct sn9c102_device* cam, |
| 175 | const struct v4l2_control* ctrl) |
| 176 | { |
| 177 | int err = 0; |
| 178 | |
| 179 | switch (ctrl->id) { |
| 180 | case V4L2_CID_GAIN: |
| 181 | err += sn9c102_i2c_write(cam, 0x30, ctrl->value); |
| 182 | break; |
| 183 | case V4L2_CID_RED_BALANCE: |
| 184 | err += sn9c102_i2c_write(cam, 0x31, ctrl->value); |
| 185 | break; |
| 186 | case V4L2_CID_BLUE_BALANCE: |
| 187 | err += sn9c102_i2c_write(cam, 0x33, ctrl->value); |
| 188 | break; |
| 189 | case SN9C102_V4L2_CID_GREEN_BALANCE: |
| 190 | err += sn9c102_i2c_write(cam, 0x32, ctrl->value); |
| 191 | break; |
| 192 | case V4L2_CID_BLACK_LEVEL: |
| 193 | { |
| 194 | int r = sn9c102_i2c_read(cam, 0x01); |
| 195 | if (r < 0) |
| 196 | return -EIO; |
| 197 | err += sn9c102_i2c_write(cam, 0x01, |
| 198 | (ctrl->value<<3) | (r&0xf7)); |
| 199 | } |
| 200 | break; |
| 201 | default: |
| 202 | return -EINVAL; |
| 203 | } |
| 204 | |
| 205 | return err ? -EIO : 0; |
| 206 | } |
| 207 | |
| 208 | |
| 209 | static int hv7131r_set_crop(struct sn9c102_device* cam, |
| 210 | const struct v4l2_rect* rect) |
| 211 | { |
| 212 | struct sn9c102_sensor* s = sn9c102_get_sensor(cam); |
| 213 | int err = 0; |
| 214 | u8 h_start = (u8)(rect->left - s->cropcap.bounds.left) + 1, |
| 215 | v_start = (u8)(rect->top - s->cropcap.bounds.top) + 1; |
| 216 | |
| 217 | err += sn9c102_write_reg(cam, h_start, 0x12); |
| 218 | err += sn9c102_write_reg(cam, v_start, 0x13); |
| 219 | |
| 220 | return err; |
| 221 | } |
| 222 | |
| 223 | |
| 224 | static int hv7131r_set_pix_format(struct sn9c102_device* cam, |
| 225 | const struct v4l2_pix_format* pix) |
| 226 | { |
| 227 | int err = 0; |
| 228 | |
| 229 | switch (sn9c102_get_bridge(cam)) { |
| 230 | case BRIDGE_SN9C103: |
| 231 | if (pix->pixelformat == V4L2_PIX_FMT_SBGGR8) { |
| 232 | err += sn9c102_write_reg(cam, 0xa0, 0x19); |
| 233 | err += sn9c102_i2c_write(cam, 0x01, 0x04); |
| 234 | } else { |
| 235 | err += sn9c102_write_reg(cam, 0x30, 0x19); |
| 236 | err += sn9c102_i2c_write(cam, 0x01, 0x04); |
| 237 | } |
| 238 | break; |
| 239 | case BRIDGE_SN9C105: |
| 240 | case BRIDGE_SN9C120: |
| 241 | if (pix->pixelformat == V4L2_PIX_FMT_SBGGR8) { |
| 242 | err += sn9c102_write_reg(cam, 0xa5, 0x17); |
| 243 | err += sn9c102_i2c_write(cam, 0x01, 0x24); |
| 244 | } else { |
| 245 | err += sn9c102_write_reg(cam, 0xa3, 0x17); |
| 246 | err += sn9c102_i2c_write(cam, 0x01, 0x04); |
| 247 | } |
| 248 | break; |
| 249 | default: |
| 250 | break; |
| 251 | } |
| 252 | |
| 253 | return err; |
| 254 | } |
| 255 | |
| 256 | |
Luca Risolia | 480b55c2 | 2007-05-02 10:04:03 -0300 | [diff] [blame] | 257 | static const struct sn9c102_sensor hv7131r = { |
Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 258 | .name = "HV7131R", |
| 259 | .maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>", |
| 260 | .supported_bridge = BRIDGE_SN9C103 | BRIDGE_SN9C105 | BRIDGE_SN9C120, |
| 261 | .sysfs_ops = SN9C102_I2C_READ | SN9C102_I2C_WRITE, |
| 262 | .frequency = SN9C102_I2C_100KHZ, |
| 263 | .interface = SN9C102_I2C_2WIRES, |
| 264 | .i2c_slave_id = 0x11, |
| 265 | .init = &hv7131r_init, |
| 266 | .qctrl = { |
| 267 | { |
| 268 | .id = V4L2_CID_GAIN, |
| 269 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 270 | .name = "global gain", |
| 271 | .minimum = 0x00, |
| 272 | .maximum = 0xff, |
| 273 | .step = 0x01, |
| 274 | .default_value = 0x40, |
| 275 | .flags = 0, |
| 276 | }, |
| 277 | { |
| 278 | .id = V4L2_CID_RED_BALANCE, |
| 279 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 280 | .name = "red balance", |
| 281 | .minimum = 0x00, |
| 282 | .maximum = 0x3f, |
| 283 | .step = 0x01, |
| 284 | .default_value = 0x08, |
| 285 | .flags = 0, |
| 286 | }, |
| 287 | { |
| 288 | .id = V4L2_CID_BLUE_BALANCE, |
| 289 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 290 | .name = "blue balance", |
| 291 | .minimum = 0x00, |
| 292 | .maximum = 0x3f, |
| 293 | .step = 0x01, |
| 294 | .default_value = 0x1a, |
| 295 | .flags = 0, |
| 296 | }, |
| 297 | { |
| 298 | .id = SN9C102_V4L2_CID_GREEN_BALANCE, |
| 299 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 300 | .name = "green balance", |
| 301 | .minimum = 0x00, |
| 302 | .maximum = 0x3f, |
| 303 | .step = 0x01, |
| 304 | .default_value = 0x2f, |
| 305 | .flags = 0, |
| 306 | }, |
| 307 | { |
| 308 | .id = V4L2_CID_BLACK_LEVEL, |
| 309 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 310 | .name = "auto black level compensation", |
| 311 | .minimum = 0x00, |
| 312 | .maximum = 0x01, |
| 313 | .step = 0x01, |
| 314 | .default_value = 0x00, |
| 315 | .flags = 0, |
| 316 | }, |
| 317 | }, |
| 318 | .get_ctrl = &hv7131r_get_ctrl, |
| 319 | .set_ctrl = &hv7131r_set_ctrl, |
| 320 | .cropcap = { |
| 321 | .bounds = { |
| 322 | .left = 0, |
| 323 | .top = 0, |
| 324 | .width = 640, |
| 325 | .height = 480, |
| 326 | }, |
| 327 | .defrect = { |
| 328 | .left = 0, |
| 329 | .top = 0, |
| 330 | .width = 640, |
| 331 | .height = 480, |
| 332 | }, |
| 333 | }, |
| 334 | .set_crop = &hv7131r_set_crop, |
| 335 | .pix_format = { |
| 336 | .width = 640, |
| 337 | .height = 480, |
| 338 | .pixelformat = V4L2_PIX_FMT_SBGGR8, |
| 339 | .priv = 8, |
| 340 | }, |
| 341 | .set_pix_format = &hv7131r_set_pix_format |
| 342 | }; |
| 343 | |
| 344 | |
| 345 | int sn9c102_probe_hv7131r(struct sn9c102_device* cam) |
| 346 | { |
Trent Piepho | c680dd6 | 2007-04-04 17:11:04 -0300 | [diff] [blame] | 347 | int devid, err; |
Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 348 | |
Trent Piepho | c680dd6 | 2007-04-04 17:11:04 -0300 | [diff] [blame] | 349 | err = sn9c102_write_const_regs(cam, {0x09, 0x01}, {0x44, 0x02}, |
| 350 | {0x34, 0x01}, {0x20, 0x17}, |
| 351 | {0x34, 0x01}, {0x46, 0x01}); |
| 352 | |
Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 353 | devid = sn9c102_i2c_try_read(cam, &hv7131r, 0x00); |
Luca Risolia | 480b55c2 | 2007-05-02 10:04:03 -0300 | [diff] [blame] | 354 | if (err || devid < 0) |
Luca Risolia | f423b9a | 2007-03-26 16:12:04 -0300 | [diff] [blame] | 355 | return -EIO; |
| 356 | |
| 357 | if (devid != 0x02) |
| 358 | return -ENODEV; |
| 359 | |
| 360 | sn9c102_attach_sensor(cam, &hv7131r); |
| 361 | |
| 362 | return 0; |
| 363 | } |