LXR linux/drivers/media/usb/gspca/m5602/m5602

   1/*
   2 * Driver for the s5k4aa sensor
   3 *
   4 * Copyright (C) 2008 Erik Andrén
   5 * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
   6 * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
   7 *
   8 * Portions of code to USB interface and ALi driver software,
   9 * Copyright (c) 2006 Willem Duinker
  10 * v4l2 interface modeled after the V4L2 driver
  11 * for SN9C10x PC Camera Controllers
  12 *
  13 * This program is free software; you can redistribute it and/or
  14 * modify it under the terms of the GNU General Public License as
  15 * published by the Free Software Foundation, version 2.
  16 *
  17 */
  18
  19#ifndef M5602_S5K4AA_H_
  20#define M5602_S5K4AA_H_
  21
  22#include <linux/dmi.h>
  23
  24#include "m5602_sensor.h"
  25
  26/*****************************************************************************/
  27
  28#define S5K4AA_PAGE_MAP                 0xec
  29
  30#define S5K4AA_PAGE_MAP_0               0x00
  31#define S5K4AA_PAGE_MAP_1               0x01
  32#define S5K4AA_PAGE_MAP_2               0x02
  33
  34/* Sensor register definitions for page 0x02 */
  35#define S5K4AA_READ_MODE                0x03
  36#define S5K4AA_ROWSTART_HI              0x04
  37#define S5K4AA_ROWSTART_LO              0x05
  38#define S5K4AA_COLSTART_HI              0x06
  39#define S5K4AA_COLSTART_LO              0x07
  40#define S5K4AA_WINDOW_HEIGHT_HI         0x08
  41#define S5K4AA_WINDOW_HEIGHT_LO         0x09
  42#define S5K4AA_WINDOW_WIDTH_HI          0x0a
  43#define S5K4AA_WINDOW_WIDTH_LO          0x0b
  44#define S5K4AA_GLOBAL_GAIN__            0x0f
  45/* sync lost, if too low, reduces frame rate if too high */
  46#define S5K4AA_H_BLANK_HI__             0x1d
  47#define S5K4AA_H_BLANK_LO__             0x1e
  48#define S5K4AA_EXPOSURE_HI              0x17
  49#define S5K4AA_EXPOSURE_LO              0x18
  50#define S5K4AA_BRIGHTNESS               0x1f /* (digital?) gain : 5 bits */
  51#define S5K4AA_GAIN                     0x20 /* (analogue?) gain : 7 bits */
  52#define S5K4AA_NOISE_SUPP               0x37
  53
  54#define S5K4AA_RM_ROW_SKIP_4X           0x08
  55#define S5K4AA_RM_ROW_SKIP_2X           0x04
  56#define S5K4AA_RM_COL_SKIP_4X           0x02
  57#define S5K4AA_RM_COL_SKIP_2X           0x01
  58#define S5K4AA_RM_H_FLIP                0x40
  59#define S5K4AA_RM_V_FLIP                0x80
  60
  61#define S5K4AA_DEFAULT_GAIN             0x5f
  62#define S5K4AA_DEFAULT_BRIGHTNESS       0x10
  63
  64/*****************************************************************************/
  65
  66/* Kernel module parameters */
  67extern int force_sensor;
  68extern bool dump_sensor;
  69
  70int s5k4aa_probe(struct sd *sd);
  71int s5k4aa_init(struct sd *sd);
  72int s5k4aa_init_controls(struct sd *sd);
  73int s5k4aa_start(struct sd *sd);
  74void s5k4aa_disconnect(struct sd *sd);
  75
  76static const struct m5602_sensor s5k4aa = {
  77        .name = "S5K4AA",
  78        .i2c_slave_id = 0x5a,
  79        .i2c_regW = 2,
  80
  81        .probe = s5k4aa_probe,
  82        .init = s5k4aa_init,
  83        .init_controls = s5k4aa_init_controls,
  84        .start = s5k4aa_start,
  85        .disconnect = s5k4aa_disconnect,
  86};
  87
  88#endif
  89