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