/*************************************************************************** * Plug-in for MT9V111 image sensor connected to the SN9C1xx PC Camera * * Controllers * * * * Copyright (C) 2007 by Luca Risolia <luca.risolia@studio.unibo.it> * * * * 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 mt9v111_init(struct sn9c102_device *cam) { struct sn9c102_sensor *s = sn9c102_get_sensor(cam); int err = 0; err = sn9c102_write_const_regs(cam, {0x44, 0x01}, {0x40, 0x02}, {0x00, 0x03}, {0x1a, 0x04}, {0x1f, 0x05}, {0x20, 0x06}, {0x1f, 0x07}, {0x81, 0x08}, {0x5c, 0x09}, {0x00, 0x0a}, {0x00, 0x0b}, {0x00, 0x0c}, {0x00, 0x0d}, {0x00, 0x0e}, {0x00, 0x0f}, {0x03, 0x10}, {0x00, 0x11}, {0x00, 0x12}, {0x02, 0x13}, {0x14, 0x14}, {0x28, 0x15}, {0x1e, 0x16}, {0xe2, 0x17}, {0x06, 0x18}, {0x00, 0x19}, {0x00, 0x1a}, {0x00, 0x1b}, {0x08, 0x20}, {0x39, 0x21}, {0x51, 0x22}, {0x63, 0x23}, {0x73, 0x24}, {0x82, 0x25}, {0x8f, 0x26}, {0x9b, 0x27}, {0xa7, 0x28}, {0xb1, 0x29}, {0xbc, 0x2a}, {0xc6, 0x2b}, {0xcf, 0x2c}, {0xd8, 0x2d}, {0xe1, 0x2e}, {0xea, 0x2f}, {0xf2, 0x30}, {0x13, 0x84}, {0x00, 0x85}, {0x25, 0x86}, {0x00, 0x87}, {0x07, 0x88}, {0x00, 0x89}, {0xee, 0x8a}, {0x0f, 0x8b}, {0xe5, 0x8c}, {0x0f, 0x8d}, {0x2e, 0x8e}, {0x00, 0x8f}, {0x30, 0x90}, {0x00, 0x91}, {0xd4, 0x92}, {0x0f, 0x93}, {0xfc, 0x94}, {0x0f, 0x95}, {0x14, 0x96}, {0x00, 0x97}, {0x00, 0x98}, {0x60, 0x99}, {0x07, 0x9a}, {0x40, 0x9b}, {0x20, 0x9c}, {0x00, 0x9d}, {0x00, 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}, {0x2d, 0xd0}, {0xdd, 0xd1}, {0x6a, 0xd2}, {0x50, 0xd3}, {0x60, 0xd4}, {0x00, 0xd5}, {0x00, 0xd6}); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x01, 0x00, 0x01, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x0d, 0x00, 0x01, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x0d, 0x00, 0x00, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x08, 0x04, 0x80, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x01, 0x00, 0x04, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x08, 0x00, 0x08, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x02, 0x00, 0x16, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x03, 0x01, 0xe7, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x04, 0x02, 0x87, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x06, 0x00, 0x40, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x05, 0x00, 0x09, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x07, 0x30, 0x02, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x0c, 0x00, 0x00, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x12, 0x00, 0xb0, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x13, 0x00, 0x7c, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x1e, 0x00, 0x00, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x20, 0x00, 0x00, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x20, 0x00, 0x00, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x01, 0x00, 0x04, 0, 0); return err; } static int mt9v111_get_ctrl(struct sn9c102_device *cam, struct v4l2_control *ctrl) { struct sn9c102_sensor *s = sn9c102_get_sensor(cam); u8 data[2]; int err = 0; switch (ctrl->id) { case V4L2_CID_VFLIP: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x20, 2, data) < 0) return -EIO; ctrl->value = data[1] & 0x80 ? 1 : 0; return 0; default: return -EINVAL; } return err ? -EIO : 0; } static int mt9v111_set_ctrl(struct sn9c102_device *cam, const struct v4l2_control *ctrl) { struct sn9c102_sensor *s = sn9c102_get_sensor(cam); int err = 0; switch (ctrl->id) { case V4L2_CID_VFLIP: err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x20, ctrl->value ? 0x80 : 0x00, ctrl->value ? 0x80 : 0x00, 0, 0); break; default: return -EINVAL; } return err ? -EIO : 0; } static int mt9v111_set_crop(struct sn9c102_device *cam, const struct v4l2_rect *rect) { struct sn9c102_sensor *s = sn9c102_get_sensor(cam); int err = 0; u8 v_start = (u8) (rect->top - s->cropcap.bounds.top) + 2; err += sn9c102_write_reg(cam, v_start, 0x13); return err; } static int mt9v111_set_pix_format(struct sn9c102_device *cam, const struct v4l2_pix_format *pix) { int err = 0; if (pix->pixelformat == V4L2_PIX_FMT_SBGGR8) { err += sn9c102_write_reg(cam, 0xb4, 0x17); } else { err += sn9c102_write_reg(cam, 0xe2, 0x17); } return err; } static const struct sn9c102_sensor mt9v111 = { .name = "MT9V111", .maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>", .supported_bridge = BRIDGE_SN9C105 | BRIDGE_SN9C120, .frequency = SN9C102_I2C_100KHZ, .interface = SN9C102_I2C_2WIRES, .i2c_slave_id = 0x5c, .init = &mt9v111_init, .qctrl = { { .id = V4L2_CID_VFLIP, .type = V4L2_CTRL_TYPE_BOOLEAN, .name = "vertical mirror", .minimum = 0, .maximum = 1, .step = 1, .default_value = 0, .flags = 0, }, }, .get_ctrl = &mt9v111_get_ctrl, .set_ctrl = &mt9v111_set_ctrl, .cropcap = { .bounds = { .left = 0, .top = 0, .width = 640, .height = 480, }, .defrect = { .left = 0, .top = 0, .width = 640, .height = 480, }, }, .set_crop = &mt9v111_set_crop, .pix_format = { .width = 640, .height = 480, .pixelformat = V4L2_PIX_FMT_SBGGR8, .priv = 8, }, .set_pix_format = &mt9v111_set_pix_format }; int sn9c102_probe_mt9v111(struct sn9c102_device *cam) { u8 data[2]; int err = 0; err += sn9c102_write_const_regs(cam, {0x01, 0xf1}, {0x00, 0xf1}, {0x29, 0x01}, {0x42, 0x17}, {0x62, 0x17}, {0x08, 0x01}); err += sn9c102_i2c_try_raw_write(cam, &mt9v111, 4, mt9v111.i2c_slave_id, 0x01, 0x00, 0x04, 0, 0); if (err || sn9c102_i2c_try_raw_read(cam, &mt9v111, mt9v111.i2c_slave_id, 0x36, 2, data) < 0) return -EIO; if (data[0] != 0x82 || data[1] != 0x3a) return -ENODEV; sn9c102_attach_sensor(cam, &mt9v111); return 0; }