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/***************************************************************************
* Plug-in for TAS5110C1B image sensor connected to the SN9C1xx PC Camera *
* Controllers *
* *
* Copyright (C) 2004-2007 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"
static struct sn9c102_sensor tas5110c1b;
static int tas5110c1b_init(struct sn9c102_device* cam)
{
int err = 0;
err += sn9c102_write_reg(cam, 0x01, 0x01);
err += sn9c102_write_reg(cam, 0x44, 0x01);
err += sn9c102_write_reg(cam, 0x00, 0x10);
err += sn9c102_write_reg(cam, 0x00, 0x11);
err += sn9c102_write_reg(cam, 0x0a, 0x14);
err += sn9c102_write_reg(cam, 0x60, 0x17);
err += sn9c102_write_reg(cam, 0x06, 0x18);
err += sn9c102_write_reg(cam, 0xfb, 0x19);
err += sn9c102_i2c_write(cam, 0xc0, 0x80);
return err;
}
static int tas5110c1b_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, 0x20, 0xf6 - ctrl->value);
break;
default:
return -EINVAL;
}
return err ? -EIO : 0;
}
static int tas5110c1b_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) + 69,
v_start = (u8)(rect->top - s->cropcap.bounds.top) + 9;
err += sn9c102_write_reg(cam, h_start, 0x12);
err += sn9c102_write_reg(cam, v_start, 0x13);
/* Don't change ! */
err += sn9c102_write_reg(cam, 0x14, 0x1a);
err += sn9c102_write_reg(cam, 0x0a, 0x1b);
err += sn9c102_write_reg(cam, sn9c102_pread_reg(cam, 0x19), 0x19);
return err;
}
static int tas5110c1b_set_pix_format(struct sn9c102_device* cam,
const struct v4l2_pix_format* pix)
{
int err = 0;
if (pix->pixelformat == V4L2_PIX_FMT_SN9C10X)
err += sn9c102_write_reg(cam, 0x2b, 0x19);
else
err += sn9c102_write_reg(cam, 0xfb, 0x19);
return err;
}
static struct sn9c102_sensor tas5110c1b = {
.name = "TAS5110C1B",
.maintainer = "Luca Risolia <luca.risolia@studio.unibo.it>",
.supported_bridge = BRIDGE_SN9C101 | BRIDGE_SN9C102 | BRIDGE_SN9C103,
.sysfs_ops = SN9C102_I2C_WRITE,
.frequency = SN9C102_I2C_100KHZ,
.interface = SN9C102_I2C_3WIRES,
.init = &tas5110c1b_init,
.qctrl = {
{
.id = V4L2_CID_GAIN,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "global gain",
.minimum = 0x00,
.maximum = 0xf6,
.step = 0x01,
.default_value = 0x40,
.flags = 0,
},
},
.set_ctrl = &tas5110c1b_set_ctrl,
.cropcap = {
.bounds = {
.left = 0,
.top = 0,
.width = 352,
.height = 288,
},
.defrect = {
.left = 0,
.top = 0,
.width = 352,
.height = 288,
},
},
.set_crop = &tas5110c1b_set_crop,
.pix_format = {
.width = 352,
.height = 288,
.pixelformat = V4L2_PIX_FMT_SBGGR8,
.priv = 8,
},
.set_pix_format = &tas5110c1b_set_pix_format
};
int sn9c102_probe_tas5110c1b(struct sn9c102_device* cam)
{
const struct usb_device_id tas5110c1b_id_table[] = {
{ USB_DEVICE(0x0c45, 0x6001), },
{ USB_DEVICE(0x0c45, 0x6005), },
{ USB_DEVICE(0x0c45, 0x6007), },
{ USB_DEVICE(0x0c45, 0x60ab), },
{ }
};
/* Sensor detection is based on USB pid/vid */
if (!sn9c102_match_id(cam, tas5110c1b_id_table))
return -ENODEV;
sn9c102_attach_sensor(cam, &tas5110c1b);
return 0;
}
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