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/*
* Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
* Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
* Copyright (c) 2002, 2003 Tuukka Toivonen
* Copyright (c) 2008 Erik Andrén
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* P/N 861037: Sensor HDCS1000 ASIC STV0600
* P/N 861050-0010: Sensor HDCS1000 ASIC STV0600
* P/N 861050-0020: Sensor Photobit PB100 ASIC STV0600-1 - QuickCam Express
* P/N 861055: Sensor ST VV6410 ASIC STV0610 - LEGO cam
* P/N 861075-0040: Sensor HDCS1000 ASIC
* P/N 961179-0700: Sensor ST VV6410 ASIC STV0602 - Dexxa WebCam USB
* P/N 861040-0000: Sensor ST VV6410 ASIC STV0610 - QuickCam Web
*/
#ifndef STV06XX_VV6410_H_
#define STV06XX_VV6410_H_
#include "stv06xx_sensor.h"
#define VV6410_COLS 416
#define VV6410_ROWS 320
/* Status registers */
/* Chip identification number including revision indicator */
#define VV6410_DEVICEH 0x00
#define VV6410_DEVICEL 0x01
/* User can determine whether timed I2C data
has been consumed by interrogating flag states */
#define VV6410_STATUS0 0x02
/* Current line counter value */
#define VV6410_LINECOUNTH 0x03
#define VV6410_LINECOUNTL 0x04
/* End x coordinate of image size */
#define VV6410_XENDH 0x05
#define VV6410_XENDL 0x06
/* End y coordinate of image size */
#define VV6410_YENDH 0x07
#define VV6410_YENDL 0x08
/* This is the average pixel value returned from the
dark line offset cancellation algorithm */
#define VV6410_DARKAVGH 0x09
#define VV6410_DARKAVGL 0x0a
/* This is the average pixel value returned from the
black line offset cancellation algorithm */
#define VV6410_BLACKAVGH 0x0b
#define VV6410_BLACKAVGL 0x0c
/* Flags to indicate whether the x or y image coordinates have been clipped */
#define VV6410_STATUS1 0x0d
/* Setup registers */
/* Low-power/sleep modes & video timing */
#define VV6410_SETUP0 0x10
/* Various parameters */
#define VV6410_SETUP1 0x11
/* Contains pixel counter reset value used by external sync */
#define VV6410_SYNCVALUE 0x12
/* Frame grabbing modes (FST, LST and QCK) */
#define VV6410_FGMODES 0x14
/* FST and QCK mapping modes. */
#define VV6410_PINMAPPING 0x15
/* Data resolution */
#define VV6410_DATAFORMAT 0x16
/* Output coding formats */
#define VV6410_OPFORMAT 0x17
/* Various mode select bits */
#define VV6410_MODESELECT 0x18
/* Exposure registers */
/* Fine exposure. */
#define VV6410_FINEH 0x20
#define VV6410_FINEL 0x21
/* Coarse exposure */
#define VV6410_COARSEH 0x22
#define VV6410_COARSEL 0x23
/* Analog gain setting */
#define VV6410_ANALOGGAIN 0x24
/* Clock division */
#define VV6410_CLKDIV 0x25
/* Dark line offset cancellation value */
#define VV6410_DARKOFFSETH 0x2c
#define VV6410_DARKOFFSETL 0x2d
/* Dark line offset cancellation enable */
#define VV6410_DARKOFFSETSETUP 0x2e
/* Video timing registers */
/* Line Length (Pixel Clocks) */
#define VV6410_LINELENGTHH 0x52
#define VV6410_LINELENGTHL 0x53
/* X-co-ordinate of top left corner of region of interest (x-offset) */
#define VV6410_XOFFSETH 0x57
#define VV6410_XOFFSETL 0x58
/* Y-coordinate of top left corner of region of interest (y-offset) */
#define VV6410_YOFFSETH 0x59
#define VV6410_YOFFSETL 0x5a
/* Field length (Lines) */
#define VV6410_FIELDLENGTHH 0x61
#define VV6410_FIELDLENGTHL 0x62
/* System registers */
/* Black offset cancellation default value */
#define VV6410_BLACKOFFSETH 0x70
#define VV6410_BLACKOFFSETL 0x71
/* Black offset cancellation setup */
#define VV6410_BLACKOFFSETSETUP 0x72
/* Analog Control Register 0 */
#define VV6410_CR0 0x75
/* Analog Control Register 1 */
#define VV6410_CR1 0x76
/* ADC Setup Register */
#define VV6410_AS0 0x77
/* Analog Test Register */
#define VV6410_AT0 0x78
/* Audio Amplifier Setup Register */
#define VV6410_AT1 0x79
#define VV6410_HFLIP (1 << 3)
#define VV6410_VFLIP (1 << 4)
#define VV6410_LOW_POWER_MODE (1 << 0)
#define VV6410_SOFT_RESET (1 << 2)
#define VV6410_PAL_25_FPS (0 << 3)
#define VV6410_CLK_DIV_2 (1 << 1)
#define VV6410_FINE_EXPOSURE 320
#define VV6410_COARSE_EXPOSURE 192
#define VV6410_DEFAULT_GAIN 5
#define VV6410_SUBSAMPLE 0x01
#define VV6410_CROP_TO_QVGA 0x02
static int vv6410_probe(struct sd *sd);
static int vv6410_start(struct sd *sd);
static int vv6410_init(struct sd *sd);
static int vv6410_stop(struct sd *sd);
static int vv6410_dump(struct sd *sd);
/* V4L2 controls supported by the driver */
static int vv6410_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
static int vv6410_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
static int vv6410_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
static int vv6410_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
static int vv6410_get_analog_gain(struct gspca_dev *gspca_dev, __s32 *val);
static int vv6410_set_analog_gain(struct gspca_dev *gspca_dev, __s32 val);
const struct stv06xx_sensor stv06xx_sensor_vv6410 = {
.name = "ST VV6410",
.i2c_flush = 5,
.i2c_addr = 0x20,
.i2c_len = 1,
.init = vv6410_init,
.probe = vv6410_probe,
.start = vv6410_start,
.stop = vv6410_stop,
.dump = vv6410_dump,
.nctrls = 3,
.ctrls = {
{
{
.id = V4L2_CID_HFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "horizontal flip",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = vv6410_set_hflip,
.get = vv6410_get_hflip
}, {
{
.id = V4L2_CID_VFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
.name = "vertical flip",
.minimum = 0,
.maximum = 1,
.step = 1,
.default_value = 0
},
.set = vv6410_set_vflip,
.get = vv6410_get_vflip
}, {
{
.id = V4L2_CID_GAIN,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "analog gain",
.minimum = 0,
.maximum = 15,
.step = 1,
.default_value = 0
},
.set = vv6410_set_analog_gain,
.get = vv6410_get_analog_gain
}
},
.nmodes = 1,
.modes = {
{
356,
292,
V4L2_PIX_FMT_SGRBG8,
V4L2_FIELD_NONE,
.sizeimage =
356 * 292,
.bytesperline = 356,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0
}
}
};
/* If NULL, only single value to write, stored in len */
struct stv_init {
const u8 *data;
u16 start;
u8 len;
};
static const u8 x1500[] = { /* 0x1500 - 0x150f */
0x0b, 0xa7, 0xb7, 0x00, 0x00
};
static const u8 x1536[] = { /* 0x1536 - 0x153b */
0x02, 0x00, 0x60, 0x01, 0x20, 0x01
};
static const u8 x15c1[] = { /* 0x15c1 - 0x15c2 */
0xff, 0x03 /* Output word 0x03ff = 1023 (ISO size) */
};
static const struct stv_init stv_bridge_init[] = {
/* This reg is written twice. Some kind of reset? */
{NULL, 0x1620, 0x80},
{NULL, 0x1620, 0x00},
{NULL, 0x1423, 0x04},
{x1500, 0x1500, ARRAY_SIZE(x1500)},
{x1536, 0x1536, ARRAY_SIZE(x1536)},
{x15c1, 0x15c1, ARRAY_SIZE(x15c1)}
};
static const u8 vv6410_sensor_init[][2] = {
/* Setup registers */
{VV6410_SETUP0, VV6410_SOFT_RESET},
{VV6410_SETUP0, VV6410_LOW_POWER_MODE},
/* Use shuffled read-out mode */
{VV6410_SETUP1, BIT(6)},
/* All modes to 1 */
{VV6410_FGMODES, BIT(6) | BIT(4) | BIT(2) | BIT(0)},
{VV6410_PINMAPPING, 0x00},
/* Pre-clock generator divide off */
{VV6410_DATAFORMAT, BIT(7) | BIT(0)},
/* Exposure registers */
{VV6410_FINEH, VV6410_FINE_EXPOSURE >> 8},
{VV6410_FINEL, VV6410_FINE_EXPOSURE & 0xff},
{VV6410_COARSEH, VV6410_COARSE_EXPOSURE >> 8},
{VV6410_COARSEL, VV6410_COARSE_EXPOSURE & 0xff},
{VV6410_ANALOGGAIN, 0xf0 | VV6410_DEFAULT_GAIN},
{VV6410_CLKDIV, VV6410_CLK_DIV_2},
/* System registers */
/* Enable voltage doubler */
{VV6410_AS0, BIT(6) | BIT(4) | BIT(3) | BIT(2) | BIT(1)},
{VV6410_AT0, 0x00},
/* Power up audio, differential */
{VV6410_AT1, BIT(4)|BIT(0)},
};
#endif
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