/*************************************************************************** * Plug-in for MI-0360 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" static int mi0360_init(struct sn9c102_device* cam) { struct sn9c102_sensor* s = sn9c102_get_sensor(cam); int err = 0; err = sn9c102_write_const_regs(cam, {0x00, 0x10}, {0x00, 0x11}, {0x0a, 0x14}, {0x40, 0x01}, {0x20, 0x17}, {0x07, 0x18}, {0xa0, 0x19}, {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}); 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, 0x03, 0x01, 0xe1, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x04, 0x02, 0x81, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x05, 0x00, 0x17, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x06, 0x00, 0x11, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x62, 0x04, 0x9a, 0, 0); return err; } static int mi0360_get_ctrl(struct sn9c102_device* cam, struct v4l2_control* ctrl) { struct sn9c102_sensor* s = sn9c102_get_sensor(cam); u8 data[5+1]; switch (ctrl->id) { case V4L2_CID_EXPOSURE: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x09, 2+1, data) < 0) return -EIO; ctrl->value = data[2]; return 0; case V4L2_CID_GAIN: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x35, 2+1, data) < 0) return -EIO; ctrl->value = data[3]; return 0; case V4L2_CID_RED_BALANCE: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2c, 2+1, data) < 0) return -EIO; ctrl->value = data[3]; return 0; case V4L2_CID_BLUE_BALANCE: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2d, 2+1, data) < 0) return -EIO; ctrl->value = data[3]; return 0; case SN9C102_V4L2_CID_GREEN_BALANCE: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x2e, 2+1, data) < 0) return -EIO; ctrl->value = data[3]; return 0; case V4L2_CID_HFLIP: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x20, 2+1, data) < 0) return -EIO; ctrl->value = data[3] & 0x20 ? 1 : 0; return 0; case V4L2_CID_VFLIP: if (sn9c102_i2c_try_raw_read(cam, s, s->i2c_slave_id, 0x20, 2+1, data) < 0) return -EIO; ctrl->value = data[3] & 0x80 ? 1 : 0; return 0; default: return -EINVAL; } return 0; } static int mi0360_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_EXPOSURE: err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x09, ctrl->value, 0x00, 0, 0); break; case V4L2_CID_GAIN: err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x35, 0x03, ctrl->value, 0, 0); break; case V4L2_CID_RED_BALANCE: err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x2c, 0x03, ctrl->value, 0, 0); break; case V4L2_CID_BLUE_BALANCE: err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x2d, 0x03, ctrl->value, 0, 0); break; case SN9C102_V4L2_CID_GREEN_BALANCE: err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x2b, 0x03, ctrl->value, 0, 0); err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x2e, 0x03, ctrl->value, 0, 0); break; case V4L2_CID_HFLIP: err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x20, ctrl->value ? 0x40:0x00, ctrl->value ? 0x20:0x00, 0, 0); break; 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 mi0360_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) + 0, 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 mi0360_set_pix_format(struct sn9c102_device* cam, const struct v4l2_pix_format* pix) { struct sn9c102_sensor* s = sn9c102_get_sensor(cam); int err = 0; if (pix->pixelformat == V4L2_PIX_FMT_SN9C10X) { err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x0a, 0x00, 0x02, 0, 0); err += sn9c102_write_reg(cam, 0x20, 0x19); } else { err += sn9c102_i2c_try_raw_write(cam, s, 4, s->i2c_slave_id, 0x0a, 0x00, 0x05, 0, 0); err += sn9c102_write_reg(cam, 0x60, 0x19); } return err; } static struct sn9c102_sensor mi0360 = { .name = "MI-0360", .maintainer = "Luca Risolia ", .supported_bridge = BRIDGE_SN9C103, .frequency = SN9C102_I2C_100KHZ, .interface = SN9C102_I2C_2WIRES, .i2c_slave_id = 0x5d, .init = &mi0360_init, .qctrl = { { .id = V4L2_CID_EXPOSURE, .type = V4L2_CTRL_TYPE_INTEGER, .name = "exposure", .minimum = 0x00, .maximum = 0x0f, .step = 0x01, .default_value = 0x05, .flags = 0, }, { .id = V4L2_CID_GAIN, .type = V4L2_CTRL_TYPE_INTEGER, .name = "global gain", .minimum = 0x00, .maximum = 0x7f, .step = 0x01, .default_value = 0x25, .flags = 0, }, { .id = V4L2_CID_HFLIP, .type = V4L2_CTRL_TYPE_BOOLEAN, .name = "horizontal mirror", .minimum = 0, .maximum = 1, .step = 1, .default_value = 0, .flags = 0, }, { .id = V4L2_CID_VFLIP, .type = V4L2_CTRL_TYPE_BOOLEAN, .name = "vertical mirror", .minimum = 0, .maximum = 1, .step = 1, .default_value = 0, .flags = 0, }, { .id = V4L2_CID_BLUE_BALANCE, .type = V4L2_CTRL_TYPE_INTEGER, .name = "blue balance", .minimum = 0x00, .maximum = 0x7f, .step = 0x01, .default_value = 0x0f, .flags = 0, }, { .id = V4L2_CID_RED_BALANCE, .type = V4L2_CTRL_TYPE_INTEGER, .name = "red balance", .minimum = 0x00, .maximum = 0x7f, .step = 0x01, .default_value = 0x32, .flags = 0, }, { .id = SN9C102_V4L2_CID_GREEN_BALANCE, .type = V4L2_CTRL_TYPE_INTEGER, .name = "green balance", .minimum = 0x00, .maximum = 0x7f, .step = 0x01, .default_value = 0x25, .flags = 0, }, }, .get_ctrl = &mi0360_get_ctrl, .set_ctrl = &mi0360_set_ctrl, .cropcap = { .bounds = { .left = 0, .top = 0, .width = 640, .height = 480, }, .defrect = { .left = 0, .top = 0, .width = 640, .height = 480, }, }, .set_crop = &mi0360_set_crop, .pix_format = { .width = 640, .height = 480, .pixelformat = V4L2_PIX_FMT_SBGGR8, .priv = 8, }, .set_pix_format = &mi0360_set_pix_format }; int sn9c102_probe_mi0360(struct sn9c102_device* cam) { u8 data[5+1]; int err; err = sn9c102_write_const_regs(cam, {0x01, 0x01}, {0x00, 0x01}, {0x28, 0x17}); if (err) return -EIO; if (sn9c102_i2c_try_raw_read(cam, &mi0360, mi0360.i2c_slave_id, 0x00, 2+1, data) < 0) return -EIO; if (data[2] != 0x82 || data[3] != 0x43) return -ENODEV; sn9c102_attach_sensor(cam, &mi0360); return 0; }