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142 lines
4.0 KiB
C
142 lines
4.0 KiB
C
/***************************************************************************
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* Plug-in for TAS5130D1B image sensor connected to the ET61X[12]51 *
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* PC Camera Controllers *
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* *
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* Copyright (C) 2006 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 "et61x251_sensor.h"
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static int tas5130d1b_init(struct et61x251_device* cam)
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{
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int err = 0;
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err += et61x251_write_reg(cam, 0x14, 0x01);
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err += et61x251_write_reg(cam, 0x1b, 0x02);
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err += et61x251_write_reg(cam, 0x02, 0x12);
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err += et61x251_write_reg(cam, 0x0e, 0x60);
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err += et61x251_write_reg(cam, 0x80, 0x61);
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err += et61x251_write_reg(cam, 0xf0, 0x62);
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err += et61x251_write_reg(cam, 0x03, 0x63);
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err += et61x251_write_reg(cam, 0x14, 0x64);
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err += et61x251_write_reg(cam, 0xf4, 0x65);
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err += et61x251_write_reg(cam, 0x01, 0x66);
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err += et61x251_write_reg(cam, 0x05, 0x67);
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err += et61x251_write_reg(cam, 0x8f, 0x68);
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err += et61x251_write_reg(cam, 0x0f, 0x8d);
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err += et61x251_write_reg(cam, 0x08, 0x8e);
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return err;
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}
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static int tas5130d1b_set_ctrl(struct et61x251_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 += et61x251_i2c_raw_write(cam, 2, 0x20,
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0xf6-ctrl->value, 0, 0, 0,
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0, 0, 0, 0);
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break;
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case V4L2_CID_EXPOSURE:
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err += et61x251_i2c_raw_write(cam, 2, 0x40,
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0x47-ctrl->value, 0, 0, 0,
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0, 0, 0, 0);
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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 struct et61x251_sensor tas5130d1b = {
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.name = "TAS5130D1B",
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.interface = ET61X251_I2C_3WIRES,
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.rsta = ET61X251_I2C_RSTA_STOP,
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.active_pixel = {
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.left = 106,
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.top = 13,
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},
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.init = &tas5130d1b_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 = 0xf6,
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.step = 0x02,
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.default_value = 0x0d,
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.flags = 0,
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},
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{
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.id = V4L2_CID_EXPOSURE,
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.type = V4L2_CTRL_TYPE_INTEGER,
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.name = "exposure",
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.minimum = 0x00,
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.maximum = 0x47,
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.step = 0x01,
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.default_value = 0x23,
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.flags = 0,
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},
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},
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.set_ctrl = &tas5130d1b_set_ctrl,
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.cropcap = {
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.bounds = {
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.left = 0,
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.top = 0,
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.width = 640,
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.height = 480,
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},
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.defrect = {
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.left = 0,
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.top = 0,
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.width = 640,
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.height = 480,
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},
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},
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.pix_format = {
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.width = 640,
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.height = 480,
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.pixelformat = V4L2_PIX_FMT_SBGGR8,
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.priv = 8,
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},
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};
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int et61x251_probe_tas5130d1b(struct et61x251_device* cam)
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{
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const struct usb_device_id tas5130d1b_id_table[] = {
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{ USB_DEVICE(0x102c, 0x6251), },
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{ }
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};
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/* Sensor detection is based on USB pid/vid */
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if (!et61x251_match_id(cam, tas5130d1b_id_table))
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return -ENODEV;
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et61x251_attach_sensor(cam, &tas5130d1b);
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return 0;
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}
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