2007-03-27 03:12:04 +08:00
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/***************************************************************************
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* Plug-in for HV7131R image sensor connected to the SN9C1xx PC Camera *
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* Controllers *
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* *
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* Copyright (C) 2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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***************************************************************************/
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#include "sn9c102_sensor.h"
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2008-09-04 14:33:43 +08:00
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#include "sn9c102_devtable.h"
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2007-03-27 03:12:04 +08:00
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static int hv7131r_init(struct sn9c102_device* cam)
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{
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int err = 0;
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switch (sn9c102_get_bridge(cam)) {
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case BRIDGE_SN9C103:
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2007-04-05 04:11:04 +08:00
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err = sn9c102_write_const_regs(cam, {0x00, 0x03}, {0x1a, 0x04},
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{0x20, 0x05}, {0x20, 0x06},
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{0x03, 0x10}, {0x00, 0x14},
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{0x60, 0x17}, {0x0a, 0x18},
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{0xf0, 0x19}, {0x1d, 0x1a},
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{0x10, 0x1b}, {0x02, 0x1c},
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{0x03, 0x1d}, {0x0f, 0x1e},
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{0x0c, 0x1f}, {0x00, 0x20},
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{0x10, 0x21}, {0x20, 0x22},
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{0x30, 0x23}, {0x40, 0x24},
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{0x50, 0x25}, {0x60, 0x26},
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{0x70, 0x27}, {0x80, 0x28},
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{0x90, 0x29}, {0xa0, 0x2a},
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{0xb0, 0x2b}, {0xc0, 0x2c},
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{0xd0, 0x2d}, {0xe0, 0x2e},
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{0xf0, 0x2f}, {0xff, 0x30});
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2007-03-27 03:12:04 +08:00
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break;
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case BRIDGE_SN9C105:
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case BRIDGE_SN9C120:
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2007-04-05 04:11:04 +08:00
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err = sn9c102_write_const_regs(cam, {0x44, 0x01}, {0x40, 0x02},
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{0x00, 0x03}, {0x1a, 0x04},
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{0x44, 0x05}, {0x3e, 0x06},
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{0x1a, 0x07}, {0x03, 0x10},
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{0x08, 0x14}, {0xa3, 0x17},
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{0x4b, 0x18}, {0x00, 0x19},
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{0x1d, 0x1a}, {0x10, 0x1b},
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{0x02, 0x1c}, {0x03, 0x1d},
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{0x0f, 0x1e}, {0x0c, 0x1f},
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{0x00, 0x20}, {0x29, 0x21},
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{0x40, 0x22}, {0x54, 0x23},
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{0x66, 0x24}, {0x76, 0x25},
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{0x85, 0x26}, {0x94, 0x27},
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{0xa1, 0x28}, {0xae, 0x29},
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{0xbb, 0x2a}, {0xc7, 0x2b},
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{0xd3, 0x2c}, {0xde, 0x2d},
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{0xea, 0x2e}, {0xf4, 0x2f},
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{0xff, 0x30}, {0x00, 0x3F},
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{0xC7, 0x40}, {0x01, 0x41},
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{0x44, 0x42}, {0x00, 0x43},
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{0x44, 0x44}, {0x00, 0x45},
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{0x44, 0x46}, {0x00, 0x47},
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{0xC7, 0x48}, {0x01, 0x49},
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{0xC7, 0x4A}, {0x01, 0x4B},
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{0xC7, 0x4C}, {0x01, 0x4D},
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{0x44, 0x4E}, {0x00, 0x4F},
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{0x44, 0x50}, {0x00, 0x51},
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{0x44, 0x52}, {0x00, 0x53},
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{0xC7, 0x54}, {0x01, 0x55},
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{0xC7, 0x56}, {0x01, 0x57},
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{0xC7, 0x58}, {0x01, 0x59},
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{0x44, 0x5A}, {0x00, 0x5B},
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{0x44, 0x5C}, {0x00, 0x5D},
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{0x44, 0x5E}, {0x00, 0x5F},
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{0xC7, 0x60}, {0x01, 0x61},
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{0xC7, 0x62}, {0x01, 0x63},
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{0xC7, 0x64}, {0x01, 0x65},
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{0x44, 0x66}, {0x00, 0x67},
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{0x44, 0x68}, {0x00, 0x69},
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{0x44, 0x6A}, {0x00, 0x6B},
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{0xC7, 0x6C}, {0x01, 0x6D},
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{0xC7, 0x6E}, {0x01, 0x6F},
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{0xC7, 0x70}, {0x01, 0x71},
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{0x44, 0x72}, {0x00, 0x73},
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{0x44, 0x74}, {0x00, 0x75},
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{0x44, 0x76}, {0x00, 0x77},
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{0xC7, 0x78}, {0x01, 0x79},
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{0xC7, 0x7A}, {0x01, 0x7B},
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{0xC7, 0x7C}, {0x01, 0x7D},
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{0x44, 0x7E}, {0x00, 0x7F},
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{0x14, 0x84}, {0x00, 0x85},
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{0x27, 0x86}, {0x00, 0x87},
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{0x07, 0x88}, {0x00, 0x89},
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{0xEC, 0x8A}, {0x0f, 0x8B},
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{0xD8, 0x8C}, {0x0f, 0x8D},
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{0x3D, 0x8E}, {0x00, 0x8F},
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{0x3D, 0x90}, {0x00, 0x91},
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{0xCD, 0x92}, {0x0f, 0x93},
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{0xf7, 0x94}, {0x0f, 0x95},
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{0x0C, 0x96}, {0x00, 0x97},
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{0x00, 0x98}, {0x66, 0x99},
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{0x05, 0x9A}, {0x00, 0x9B},
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{0x04, 0x9C}, {0x00, 0x9D},
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{0x08, 0x9E}, {0x00, 0x9F},
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{0x2D, 0xC0}, {0x2D, 0xC1},
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{0x3A, 0xC2}, {0x05, 0xC3},
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{0x04, 0xC4}, {0x3F, 0xC5},
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{0x00, 0xC6}, {0x00, 0xC7},
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{0x50, 0xC8}, {0x3C, 0xC9},
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{0x28, 0xCA}, {0xD8, 0xCB},
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{0x14, 0xCC}, {0xEC, 0xCD},
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{0x32, 0xCE}, {0xDD, 0xCF},
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{0x32, 0xD0}, {0xDD, 0xD1},
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{0x6A, 0xD2}, {0x50, 0xD3},
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{0x00, 0xD4}, {0x00, 0xD5},
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{0x00, 0xD6});
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2007-03-27 03:12:04 +08:00
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break;
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default:
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break;
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}
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err += sn9c102_i2c_write(cam, 0x20, 0x00);
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err += sn9c102_i2c_write(cam, 0x21, 0xd6);
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err += sn9c102_i2c_write(cam, 0x25, 0x06);
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return err;
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}
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static int hv7131r_get_ctrl(struct sn9c102_device* cam,
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struct v4l2_control* ctrl)
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{
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switch (ctrl->id) {
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case V4L2_CID_GAIN:
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if ((ctrl->value = sn9c102_i2c_read(cam, 0x30)) < 0)
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return -EIO;
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return 0;
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case V4L2_CID_RED_BALANCE:
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if ((ctrl->value = sn9c102_i2c_read(cam, 0x31)) < 0)
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return -EIO;
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ctrl->value = ctrl->value & 0x3f;
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return 0;
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case V4L2_CID_BLUE_BALANCE:
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if ((ctrl->value = sn9c102_i2c_read(cam, 0x33)) < 0)
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return -EIO;
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ctrl->value = ctrl->value & 0x3f;
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return 0;
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case SN9C102_V4L2_CID_GREEN_BALANCE:
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if ((ctrl->value = sn9c102_i2c_read(cam, 0x32)) < 0)
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return -EIO;
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ctrl->value = ctrl->value & 0x3f;
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return 0;
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case V4L2_CID_BLACK_LEVEL:
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if ((ctrl->value = sn9c102_i2c_read(cam, 0x01)) < 0)
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return -EIO;
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ctrl->value = (ctrl->value & 0x08) ? 1 : 0;
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return 0;
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default:
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return -EINVAL;
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}
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}
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static int hv7131r_set_ctrl(struct sn9c102_device* cam,
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const struct v4l2_control* ctrl)
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{
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int err = 0;
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switch (ctrl->id) {
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case V4L2_CID_GAIN:
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err += sn9c102_i2c_write(cam, 0x30, ctrl->value);
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break;
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case V4L2_CID_RED_BALANCE:
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err += sn9c102_i2c_write(cam, 0x31, ctrl->value);
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break;
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case V4L2_CID_BLUE_BALANCE:
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err += sn9c102_i2c_write(cam, 0x33, ctrl->value);
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break;
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case SN9C102_V4L2_CID_GREEN_BALANCE:
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err += sn9c102_i2c_write(cam, 0x32, ctrl->value);
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break;
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case V4L2_CID_BLACK_LEVEL:
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{
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int r = sn9c102_i2c_read(cam, 0x01);
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if (r < 0)
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return -EIO;
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err += sn9c102_i2c_write(cam, 0x01,
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(ctrl->value<<3) | (r&0xf7));
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}
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break;
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default:
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return -EINVAL;
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}
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return err ? -EIO : 0;
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}
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static int hv7131r_set_crop(struct sn9c102_device* cam,
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const struct v4l2_rect* rect)
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{
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struct sn9c102_sensor* s = sn9c102_get_sensor(cam);
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int err = 0;
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u8 h_start = (u8)(rect->left - s->cropcap.bounds.left) + 1,
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v_start = (u8)(rect->top - s->cropcap.bounds.top) + 1;
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err += sn9c102_write_reg(cam, h_start, 0x12);
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err += sn9c102_write_reg(cam, v_start, 0x13);
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return err;
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}
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static int hv7131r_set_pix_format(struct sn9c102_device* cam,
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const struct v4l2_pix_format* pix)
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{
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int err = 0;
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switch (sn9c102_get_bridge(cam)) {
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case BRIDGE_SN9C103:
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if (pix->pixelformat == V4L2_PIX_FMT_SBGGR8) {
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err += sn9c102_write_reg(cam, 0xa0, 0x19);
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err += sn9c102_i2c_write(cam, 0x01, 0x04);
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} else {
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err += sn9c102_write_reg(cam, 0x30, 0x19);
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err += sn9c102_i2c_write(cam, 0x01, 0x04);
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}
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break;
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case BRIDGE_SN9C105:
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case BRIDGE_SN9C120:
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if (pix->pixelformat == V4L2_PIX_FMT_SBGGR8) {
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err += sn9c102_write_reg(cam, 0xa5, 0x17);
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err += sn9c102_i2c_write(cam, 0x01, 0x24);
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} else {
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err += sn9c102_write_reg(cam, 0xa3, 0x17);
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err += sn9c102_i2c_write(cam, 0x01, 0x04);
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}
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break;
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default:
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break;
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}
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return err;
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}
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2007-05-02 21:04:03 +08:00
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static const struct sn9c102_sensor hv7131r = {
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2007-03-27 03:12:04 +08:00
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.name = "HV7131R",
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.maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
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.supported_bridge = BRIDGE_SN9C103 | BRIDGE_SN9C105 | BRIDGE_SN9C120,
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.sysfs_ops = SN9C102_I2C_READ | SN9C102_I2C_WRITE,
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.frequency = SN9C102_I2C_100KHZ,
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.interface = SN9C102_I2C_2WIRES,
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.i2c_slave_id = 0x11,
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.init = &hv7131r_init,
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.qctrl = {
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{
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.id = V4L2_CID_GAIN,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "global gain",
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.minimum = 0x00,
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.maximum = 0xff,
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.step = 0x01,
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.default_value = 0x40,
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.flags = 0,
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},
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{
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.id = V4L2_CID_RED_BALANCE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "red balance",
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.minimum = 0x00,
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.maximum = 0x3f,
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.step = 0x01,
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.default_value = 0x08,
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.flags = 0,
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},
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{
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.id = V4L2_CID_BLUE_BALANCE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "blue balance",
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.minimum = 0x00,
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.maximum = 0x3f,
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.step = 0x01,
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.default_value = 0x1a,
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.flags = 0,
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},
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{
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.id = SN9C102_V4L2_CID_GREEN_BALANCE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "green balance",
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.minimum = 0x00,
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.maximum = 0x3f,
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.step = 0x01,
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.default_value = 0x2f,
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.flags = 0,
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},
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{
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|
.id = V4L2_CID_BLACK_LEVEL,
|
|
|
|
.type = V4L2_CTRL_TYPE_BOOLEAN,
|
|
|
|
.name = "auto black level compensation",
|
|
|
|
.minimum = 0x00,
|
|
|
|
.maximum = 0x01,
|
|
|
|
.step = 0x01,
|
|
|
|
.default_value = 0x00,
|
|
|
|
.flags = 0,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
.get_ctrl = &hv7131r_get_ctrl,
|
|
|
|
.set_ctrl = &hv7131r_set_ctrl,
|
|
|
|
.cropcap = {
|
|
|
|
.bounds = {
|
|
|
|
.left = 0,
|
|
|
|
.top = 0,
|
|
|
|
.width = 640,
|
|
|
|
.height = 480,
|
|
|
|
},
|
|
|
|
.defrect = {
|
|
|
|
.left = 0,
|
|
|
|
.top = 0,
|
|
|
|
.width = 640,
|
|
|
|
.height = 480,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
.set_crop = &hv7131r_set_crop,
|
|
|
|
.pix_format = {
|
|
|
|
.width = 640,
|
|
|
|
.height = 480,
|
|
|
|
.pixelformat = V4L2_PIX_FMT_SBGGR8,
|
|
|
|
.priv = 8,
|
|
|
|
},
|
|
|
|
.set_pix_format = &hv7131r_set_pix_format
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
int sn9c102_probe_hv7131r(struct sn9c102_device* cam)
|
|
|
|
{
|
2007-04-05 04:11:04 +08:00
|
|
|
int devid, err;
|
|
|
|
|
|
|
|
err = sn9c102_write_const_regs(cam, {0x09, 0x01}, {0x44, 0x02},
|
|
|
|
{0x34, 0x01}, {0x20, 0x17},
|
|
|
|
{0x34, 0x01}, {0x46, 0x01});
|
2007-03-27 03:12:04 +08:00
|
|
|
|
|
|
|
devid = sn9c102_i2c_try_read(cam, &hv7131r, 0x00);
|
2007-05-02 21:04:03 +08:00
|
|
|
if (err || devid < 0)
|
2007-03-27 03:12:04 +08:00
|
|
|
return -EIO;
|
|
|
|
|
|
|
|
if (devid != 0x02)
|
|
|
|
return -ENODEV;
|
|
|
|
|
|
|
|
sn9c102_attach_sensor(cam, &hv7131r);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|