2 * Copyright (c) 2001 Jean-Fredric Clere, Nikolas Zimmermann, Georg Acher
3 * Mark Cave-Ayland, Carlo E Prelz, Dick Streefland
4 * Copyright (c) 2002, 2003 Tuukka Toivonen
5 * Copyright (c) 2008 Erik Andrén
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 * P/N 861037: Sensor HDCS1000 ASIC STV0600
22 * P/N 861050-0010: Sensor HDCS1000 ASIC STV0600
23 * P/N 861050-0020: Sensor Photobit PB100 ASIC STV0600-1 - QuickCam Express
24 * P/N 861055: Sensor ST VV6410 ASIC STV0610 - LEGO cam
25 * P/N 861075-0040: Sensor HDCS1000 ASIC
26 * P/N 961179-0700: Sensor ST VV6410 ASIC STV0602 - Dexxa WebCam USB
27 * P/N 861040-0000: Sensor ST VV6410 ASIC STV0610 - QuickCam Web
35 #define MODULE_NAME "STV06xx"
37 #define STV_ISOC_ENDPOINT_ADDR 0x81
39 #ifndef V4L2_PIX_FMT_SGRBG8
40 #define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G')
43 #define STV_REG23 0x0423
45 /* Control registers of the STV0600 ASIC */
46 #define STV_I2C_PARTNER 0x1420
47 #define STV_I2C_VAL_REG_VAL_PAIRS_MIN1 0x1421
48 #define STV_I2C_READ_WRITE_TOGGLE 0x1422
49 #define STV_I2C_FLUSH 0x1423
50 #define STV_I2C_SUCC_READ_REG_VALS 0x1424
52 #define STV_ISO_ENABLE 0x1440
53 #define STV_SCAN_RATE 0x1443
54 #define STV_LED_CTRL 0x1445
55 #define STV_STV0600_EMULATION 0x1446
56 #define STV_REG00 0x1500
57 #define STV_REG01 0x1501
58 #define STV_REG02 0x1502
59 #define STV_REG03 0x1503
60 #define STV_REG04 0x1504
62 #define STV_ISO_SIZE_L 0x15c1
63 #define STV_ISO_SIZE_H 0x15c2
65 /* Refers to the CIF 352x288 and QCIF 176x144 */
66 /* 1: 288 lines, 2: 144 lines */
67 #define STV_Y_CTRL 0x15c3
69 /* 0xa: 352 columns, 0x6: 176 columns */
70 #define STV_X_CTRL 0x1680
72 #define STV06XX_URB_MSG_TIMEOUT 5000
74 #define I2C_MAX_BYTES 16
75 #define I2C_MAX_WORDS 8
77 #define I2C_BUFFER_LENGTH 0x23
78 #define I2C_READ_CMD 3
79 #define I2C_WRITE_CMD 1
84 /* STV06xx device descriptor */
86 struct gspca_dev gspca_dev;
88 /* A pointer to the currently connected sensor */
89 const struct stv06xx_sensor *sensor;
91 /* A pointer to the sd_desc struct */
94 /* Sensor private data */
98 int stv06xx_write_bridge(struct sd *sd, u16 address, u16 i2c_data);
99 int stv06xx_read_bridge(struct sd *sd, u16 address, u8 *i2c_data);
101 int stv06xx_write_sensor_bytes(struct sd *sd, const u8 *data, u8 len);
102 int stv06xx_write_sensor_words(struct sd *sd, const u16 *data, u8 len);
104 int stv06xx_read_sensor(struct sd *sd, const u8 address, u16 *value);
105 int stv06xx_write_sensor(struct sd *sd, u8 address, u16 value);