diff options
Diffstat (limited to 'drivers/media/usb/gspca/stv06xx/stv06xx_vv6410.h')
| -rw-r--r-- | drivers/media/usb/gspca/stv06xx/stv06xx_vv6410.h | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/drivers/media/usb/gspca/stv06xx/stv06xx_vv6410.h b/drivers/media/usb/gspca/stv06xx/stv06xx_vv6410.h new file mode 100644 index 000000000..343ddc304 --- /dev/null +++ b/drivers/media/usb/gspca/stv06xx/stv06xx_vv6410.h @@ -0,0 +1,242 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * 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 + * + * 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 + +#define VV6410_CIF_LINELENGTH 415 + +static int vv6410_probe(struct sd *sd); +static int vv6410_start(struct sd *sd); +static int vv6410_init(struct sd *sd); +static int vv6410_init_controls(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_set_hflip(struct gspca_dev *gspca_dev, __s32 val); +static int vv6410_set_vflip(struct gspca_dev *gspca_dev, __s32 val); +static int vv6410_set_analog_gain(struct gspca_dev *gspca_dev, __s32 val); +static int vv6410_set_exposure(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, + /* FIXME (see if we can lower packet_size-s, needs testing, and also + adjusting framerate when the bandwidth gets lower) */ + .min_packet_size = { 1023 }, + .max_packet_size = { 1023 }, + .init = vv6410_init, + .init_controls = vv6410_init_controls, + .probe = vv6410_probe, + .start = vv6410_start, + .stop = vv6410_stop, + .dump = vv6410_dump, +}; + +/* If NULL, only single value to write, stored in len */ +struct stv_init { + u16 addr; + u8 data; +}; + +static const struct stv_init stv_bridge_init[] = { + /* This reg is written twice. Some kind of reset? */ + {STV_RESET, 0x80}, + {STV_RESET, 0x00}, + {STV_SCAN_RATE, 0x00}, + {STV_I2C_FLUSH, 0x04}, + {STV_REG00, 0x0b}, + {STV_REG01, 0xa7}, + {STV_REG02, 0xb7}, + {STV_REG03, 0x00}, + {STV_REG04, 0x00}, + {0x1536, 0x02}, + {0x1537, 0x00}, + {0x1538, 0x60}, + {0x1539, 0x01}, + {0x153a, 0x20}, + {0x153b, 0x01}, +}; + +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, FST, Fast QCK, Free running QCK, Free running LST, FST will qualify visible pixels */ + {VV6410_FGMODES, BIT(6) | BIT(4) | BIT(2) | BIT(0)}, + {VV6410_PINMAPPING, 0x00}, + /* Pre-clock generator divide off */ + {VV6410_DATAFORMAT, BIT(7) | BIT(0)}, + + {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 |