1/* 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 Andr��n 6 * Copyright (c) 2008 Chia-I Wu 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 * 22 * P/N 861037: Sensor HDCS1000 ASIC STV0600 23 * P/N 861050-0010: Sensor HDCS1000 ASIC STV0600 24 * P/N 861050-0020: Sensor Photobit PB100 ASIC STV0600-1 - QuickCam Express 25 * P/N 861055: Sensor ST VV6410 ASIC STV0610 - LEGO cam 26 * P/N 861075-0040: Sensor HDCS1000 ASIC 27 * P/N 961179-0700: Sensor ST VV6410 ASIC STV0602 - Dexxa WebCam USB 28 * P/N 861040-0000: Sensor ST VV6410 ASIC STV0610 - QuickCam Web 29 */ 30 31#ifndef STV06XX_HDCS_H_ 32#define STV06XX_HDCS_H_ 33 34#include "stv06xx_sensor.h" 35 36#define HDCS_REG_CONFIG(sd) (IS_1020(sd) ? HDCS20_CONFIG : HDCS00_CONFIG) 37#define HDCS_REG_CONTROL(sd) (IS_1020(sd) ? HDCS20_CONTROL : HDCS00_CONTROL) 38 39#define HDCS_1X00_DEF_WIDTH 360 40#define HDCS_1X00_DEF_HEIGHT 296 41 42#define HDCS_1020_DEF_WIDTH 352 43#define HDCS_1020_DEF_HEIGHT 292 44 45#define HDCS_1020_BOTTOM_Y_SKIP 4 46 47#define HDCS_CLK_FREQ_MHZ 25 48 49#define HDCS_ADC_START_SIG_DUR 3 50 51/* LSB bit of I2C or register address signifies write (0) or read (1) */ 52/* I2C Registers common for both HDCS-1000/1100 and HDCS-1020 */ 53/* Identifications Register */ 54#define HDCS_IDENT (0x00 << 1) 55/* Status Register */ 56#define HDCS_STATUS (0x01 << 1) 57/* Interrupt Mask Register */ 58#define HDCS_IMASK (0x02 << 1) 59/* Pad Control Register */ 60#define HDCS_PCTRL (0x03 << 1) 61/* Pad Drive Control Register */ 62#define HDCS_PDRV (0x04 << 1) 63/* Interface Control Register */ 64#define HDCS_ICTRL (0x05 << 1) 65/* Interface Timing Register */ 66#define HDCS_ITMG (0x06 << 1) 67/* Baud Fraction Register */ 68#define HDCS_BFRAC (0x07 << 1) 69/* Baud Rate Register */ 70#define HDCS_BRATE (0x08 << 1) 71/* ADC Control Register */ 72#define HDCS_ADCCTRL (0x09 << 1) 73/* First Window Row Register */ 74#define HDCS_FWROW (0x0a << 1) 75/* First Window Column Register */ 76#define HDCS_FWCOL (0x0b << 1) 77/* Last Window Row Register */ 78#define HDCS_LWROW (0x0c << 1) 79/* Last Window Column Register */ 80#define HDCS_LWCOL (0x0d << 1) 81/* Timing Control Register */ 82#define HDCS_TCTRL (0x0e << 1) 83/* PGA Gain Register: Even Row, Even Column */ 84#define HDCS_ERECPGA (0x0f << 1) 85/* PGA Gain Register: Even Row, Odd Column */ 86#define HDCS_EROCPGA (0x10 << 1) 87/* PGA Gain Register: Odd Row, Even Column */ 88#define HDCS_ORECPGA (0x11 << 1) 89/* PGA Gain Register: Odd Row, Odd Column */ 90#define HDCS_OROCPGA (0x12 << 1) 91/* Row Exposure Low Register */ 92#define HDCS_ROWEXPL (0x13 << 1) 93/* Row Exposure High Register */ 94#define HDCS_ROWEXPH (0x14 << 1) 95 96/* I2C Registers only for HDCS-1000/1100 */ 97/* Sub-Row Exposure Low Register */ 98#define HDCS00_SROWEXPL (0x15 << 1) 99/* Sub-Row Exposure High Register */ 100#define HDCS00_SROWEXPH (0x16 << 1) 101/* Configuration Register */ 102#define HDCS00_CONFIG (0x17 << 1) 103/* Control Register */ 104#define HDCS00_CONTROL (0x18 << 1) 105 106/* I2C Registers only for HDCS-1020 */ 107/* Sub-Row Exposure Register */ 108#define HDCS20_SROWEXP (0x15 << 1) 109/* Error Control Register */ 110#define HDCS20_ERROR (0x16 << 1) 111/* Interface Timing 2 Register */ 112#define HDCS20_ITMG2 (0x17 << 1) 113/* Interface Control 2 Register */ 114#define HDCS20_ICTRL2 (0x18 << 1) 115/* Horizontal Blank Register */ 116#define HDCS20_HBLANK (0x19 << 1) 117/* Vertical Blank Register */ 118#define HDCS20_VBLANK (0x1a << 1) 119/* Configuration Register */ 120#define HDCS20_CONFIG (0x1b << 1) 121/* Control Register */ 122#define HDCS20_CONTROL (0x1c << 1) 123 124#define HDCS_RUN_ENABLE (1 << 2) 125#define HDCS_SLEEP_MODE (1 << 1) 126 127#define HDCS_DEFAULT_EXPOSURE 48 128#define HDCS_DEFAULT_GAIN 128 129 130static int hdcs_probe_1x00(struct sd *sd); 131static int hdcs_probe_1020(struct sd *sd); 132static int hdcs_start(struct sd *sd); 133static int hdcs_init(struct sd *sd); 134static int hdcs_stop(struct sd *sd); 135static int hdcs_dump(struct sd *sd); 136static void hdcs_disconnect(struct sd *sd); 137 138static int hdcs_get_exposure(struct gspca_dev *gspca_dev, __s32 *val); 139static int hdcs_set_exposure(struct gspca_dev *gspca_dev, __s32 val); 140static int hdcs_set_gain(struct gspca_dev *gspca_dev, __s32 val); 141static int hdcs_get_gain(struct gspca_dev *gspca_dev, __s32 *val); 142 143const struct stv06xx_sensor stv06xx_sensor_hdcs1x00 = { 144 .name = "HP HDCS-1000/1100", 145 .i2c_flush = 0, 146 .i2c_addr = (0x55 << 1), 147 .i2c_len = 1, 148 149 .init = hdcs_init, 150 .probe = hdcs_probe_1x00, 151 .start = hdcs_start, 152 .stop = hdcs_stop, 153 .disconnect = hdcs_disconnect, 154 .dump = hdcs_dump, 155}; 156 157const struct stv06xx_sensor stv06xx_sensor_hdcs1020 = { 158 .name = "HDCS-1020", 159 .i2c_flush = 0, 160 .i2c_addr = (0x55 << 1), 161 .i2c_len = 1, 162 163 .init = hdcs_init, 164 .probe = hdcs_probe_1020, 165 .start = hdcs_start, 166 .stop = hdcs_stop, 167 .dump = hdcs_dump, 168}; 169 170static const u16 stv_bridge_init[][2] = { 171 {STV_ISO_ENABLE, 0}, 172 {STV_REG23, 0}, 173 {STV_REG00, 0x1d}, 174 {STV_REG01, 0xb5}, 175 {STV_REG02, 0xa8}, 176 {STV_REG03, 0x95}, 177 {STV_REG04, 0x07}, 178 179 {STV_SCAN_RATE, 0x20}, 180 {STV_ISO_SIZE_L, 847}, 181 {STV_Y_CTRL, 0x01}, 182 {STV_X_CTRL, 0x0a} 183}; 184 185static const u8 stv_sensor_init[][2] = { 186 /* Clear status (writing 1 will clear the corresponding status bit) */ 187 {HDCS_STATUS, BIT(6) | BIT(5) | BIT(4) | BIT(3) | BIT(2) | BIT(1)}, 188 /* Disable all interrupts */ 189 {HDCS_IMASK, 0x00}, 190 {HDCS_PCTRL, BIT(6) | BIT(5) | BIT(1) | BIT(0)}, 191 {HDCS_PDRV, 0x00}, 192 {HDCS_ICTRL, BIT(5)}, 193 {HDCS_ITMG, BIT(4) | BIT(1)}, 194 /* ADC output resolution to 10 bits */ 195 {HDCS_ADCCTRL, 10} 196}; 197 198#endif 199