drivers/media/video/gspca/m5602/m5602_s5k4aa.h

   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 */
  67 extern int force_sensor;
  68 extern int dump_sensor;
  69
  70 int s5k4aa_probe(struct sd *sd);
  71 int s5k4aa_init(struct sd *sd);
  72 int s5k4aa_start(struct sd *sd);
  73 void s5k4aa_disconnect(struct sd *sd);
  74
  75 static const struct m5602_sensor s5k4aa = {
  76         .name = "S5K4AA",
  77         .i2c_slave_id = 0x5a,
  78         .i2c_regW = 2,
  79
  80         .probe = s5k4aa_probe,
  81         .init = s5k4aa_init,
  82         .start = s5k4aa_start,
  83         .disconnect = s5k4aa_disconnect,
  84 };
  85
  86 static const unsigned char preinit_s5k4aa[][4] = {
  87         {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
  88         {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
  89         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
  90         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
  91         {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
  92         {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d, 0x00},
  93         {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00, 0x00},
  94
  95         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
  96         {BRIDGE, M5602_XB_GPIO_DAT, 0x08, 0x00},
  97         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0xb0, 0x00},
  98         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0x80, 0x00},
  99         {BRIDGE, M5602_XB_GPIO_EN_H, 0x3f, 0x00},
 100         {BRIDGE, M5602_XB_GPIO_DIR_H, 0x3f, 0x00},
 101         {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
 102         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
 103         {BRIDGE, M5602_XB_GPIO_DAT, 0x00, 0x00},
 104         {BRIDGE, M5602_XB_GPIO_EN_L, 0xff, 0x00},
 105         {BRIDGE, M5602_XB_GPIO_DIR_L, 0xff, 0x00},
 106         {BRIDGE, M5602_XB_GPIO_DAT_L, 0x00, 0x00},
 107         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
 108         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
 109         {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
 110         {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
 111
 112         {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
 113         {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
 114         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
 115         {BRIDGE, M5602_XB_GPIO_DAT, 0x14, 0x00},
 116         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
 117         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xf0, 0x00},
 118         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
 119         {BRIDGE, M5602_XB_GPIO_DAT, 0x1c, 0x00},
 120         {BRIDGE, M5602_XB_GPIO_EN_H, 0x06, 0x00},
 121         {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06, 0x00},
 122         {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
 123         {BRIDGE, M5602_XB_GPIO_EN_L, 0x00, 0x00},
 124         {BRIDGE, M5602_XB_I2C_CLK_DIV, 0x20, 0x00},
 125
 126         {SENSOR, S5K4AA_PAGE_MAP, 0x00, 0x00}
 127 };
 128
 129 static const unsigned char init_s5k4aa[][4] = {
 130         {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
 131         {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
 132         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
 133         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
 134         {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
 135         {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d, 0x00},
 136         {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00, 0x00},
 137
 138         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
 139         {BRIDGE, M5602_XB_GPIO_DAT, 0x08, 0x00},
 140         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0xb0, 0x00},
 141         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0x80, 0x00},
 142         {BRIDGE, M5602_XB_GPIO_EN_H, 0x3f, 0x00},
 143         {BRIDGE, M5602_XB_GPIO_DIR_H, 0x3f, 0x00},
 144         {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
 145         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
 146         {BRIDGE, M5602_XB_GPIO_DAT, 0x00, 0x00},
 147         {BRIDGE, M5602_XB_GPIO_EN_L, 0xff, 0x00},
 148         {BRIDGE, M5602_XB_GPIO_DIR_L, 0xff, 0x00},
 149         {BRIDGE, M5602_XB_GPIO_DAT_L, 0x00, 0x00},
 150         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
 151         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
 152         {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
 153         {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
 154
 155         {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
 156         {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00},
 157         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
 158         {BRIDGE, M5602_XB_GPIO_DAT, 0x14, 0x00},
 159         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
 160         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xf0, 0x00},
 161         {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00},
 162         {BRIDGE, M5602_XB_GPIO_DAT, 0x1c, 0x00},
 163         {BRIDGE, M5602_XB_GPIO_EN_H, 0x06, 0x00},
 164         {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06, 0x00},
 165         {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00},
 166         {BRIDGE, M5602_XB_GPIO_EN_L, 0x00, 0x00},
 167         {BRIDGE, M5602_XB_I2C_CLK_DIV, 0x20, 0x00},
 168
 169         {SENSOR, S5K4AA_PAGE_MAP, 0x07, 0x00},
 170         {SENSOR, 0x36, 0x01, 0x00},
 171         {SENSOR, S5K4AA_PAGE_MAP, 0x00, 0x00},
 172         {SENSOR, 0x7b, 0xff, 0x00},
 173         {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
 174         {SENSOR, 0x0c, 0x05, 0x00},
 175         {SENSOR, 0x02, 0x0e, 0x00},
 176         {SENSOR, S5K4AA_READ_MODE, 0xa0, 0x00},
 177         {SENSOR, 0x37, 0x00, 0x00},
 178 };
 179
 180 static const unsigned char VGA_s5k4aa[][4] = {
 181         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06, 0x00},
 182         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
 183         {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
 184         {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
 185         {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81, 0x00},
 186         {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82, 0x00},
 187         {BRIDGE, M5602_XB_SIG_INI, 0x01, 0x00},
 188         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 189         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 190         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 191         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 192         /* VSYNC_PARA, VSYNC_PARA : img height 480 = 0x01e0 */
 193         {BRIDGE, M5602_XB_VSYNC_PARA, 0x01, 0x00},
 194         {BRIDGE, M5602_XB_VSYNC_PARA, 0xe0, 0x00},
 195         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 196         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 197         {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
 198         {BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00},
 199         {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
 200         {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
 201         /* HSYNC_PARA, HSYNC_PARA : img width 640 = 0x0280 */
 202         {BRIDGE, M5602_XB_HSYNC_PARA, 0x02, 0x00},
 203         {BRIDGE, M5602_XB_HSYNC_PARA, 0x80, 0x00},
 204         {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
 205         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
 206         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xa0, 0x00}, /* 48 MHz */
 207
 208         {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
 209         {SENSOR, S5K4AA_READ_MODE, S5K4AA_RM_H_FLIP | S5K4AA_RM_ROW_SKIP_2X
 210                 | S5K4AA_RM_COL_SKIP_2X, 0x00},
 211         /* 0x37 : Fix image stability when light is too bright and improves
 212          * image quality in 640x480, but worsens it in 1280x1024 */
 213         {SENSOR, 0x37, 0x01, 0x00},
 214         /* ROWSTART_HI, ROWSTART_LO : 10 + (1024-960)/2 = 42 = 0x002a */
 215         {SENSOR, S5K4AA_ROWSTART_HI, 0x00, 0x00},
 216         {SENSOR, S5K4AA_ROWSTART_LO, 0x29, 0x00},
 217         {SENSOR, S5K4AA_COLSTART_HI, 0x00, 0x00},
 218         {SENSOR, S5K4AA_COLSTART_LO, 0x0c, 0x00},
 219         /* window_height_hi, window_height_lo : 960 = 0x03c0 */
 220         {SENSOR, S5K4AA_WINDOW_HEIGHT_HI, 0x03, 0x00},
 221         {SENSOR, S5K4AA_WINDOW_HEIGHT_LO, 0xc0, 0x00},
 222         /* window_width_hi, window_width_lo : 1280 = 0x0500 */
 223         {SENSOR, S5K4AA_WINDOW_WIDTH_HI, 0x05, 0x00},
 224         {SENSOR, S5K4AA_WINDOW_WIDTH_LO, 0x00, 0x00},
 225         {SENSOR, S5K4AA_H_BLANK_HI__, 0x00, 0x00},
 226         {SENSOR, S5K4AA_H_BLANK_LO__, 0xa8, 0x00}, /* helps to sync... */
 227         {SENSOR, S5K4AA_EXPOSURE_HI, 0x01, 0x00},
 228         {SENSOR, S5K4AA_EXPOSURE_LO, 0x00, 0x00},
 229         {SENSOR, 0x11, 0x04, 0x00},
 230         {SENSOR, 0x12, 0xc3, 0x00},
 231         {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
 232         {SENSOR, 0x02, 0x0e, 0x00},
 233 };
 234
 235 static const unsigned char SXGA_s5k4aa[][4] = {
 236         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06, 0x00},
 237         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00},
 238         {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00},
 239         {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00},
 240         {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81, 0x00},
 241         {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82, 0x00},
 242         {BRIDGE, M5602_XB_SIG_INI, 0x01, 0x00},
 243         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 244         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 245         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 246         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 247         /* VSYNC_PARA, VSYNC_PARA : img height 1024 = 0x0400 */
 248         {BRIDGE, M5602_XB_VSYNC_PARA, 0x04, 0x00},
 249         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 250         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 251         {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00},
 252         {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
 253         {BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00},
 254         {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
 255         {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
 256         /* HSYNC_PARA, HSYNC_PARA : img width 1280 = 0x0500 */
 257         {BRIDGE, M5602_XB_HSYNC_PARA, 0x05, 0x00},
 258         {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00},
 259         {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00},
 260         {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00},
 261         {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xa0, 0x00}, /* 48 MHz */
 262
 263         {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
 264         {SENSOR, S5K4AA_READ_MODE, S5K4AA_RM_H_FLIP, 0x00},
 265         {SENSOR, 0x37, 0x01, 0x00},
 266         {SENSOR, S5K4AA_ROWSTART_HI, 0x00, 0x00},
 267         {SENSOR, S5K4AA_ROWSTART_LO, 0x09, 0x00},
 268         {SENSOR, S5K4AA_COLSTART_HI, 0x00, 0x00},
 269         {SENSOR, S5K4AA_COLSTART_LO, 0x0a, 0x00},
 270         {SENSOR, S5K4AA_WINDOW_HEIGHT_HI, 0x04, 0x00},
 271         {SENSOR, S5K4AA_WINDOW_HEIGHT_LO, 0x00, 0x00},
 272         {SENSOR, S5K4AA_WINDOW_WIDTH_HI, 0x05, 0x00},
 273         {SENSOR, S5K4AA_WINDOW_WIDTH_LO, 0x00, 0x00},
 274         {SENSOR, S5K4AA_H_BLANK_HI__, 0x01, 0x00},
 275         {SENSOR, S5K4AA_H_BLANK_LO__, 0xa8, 0x00},
 276         {SENSOR, S5K4AA_EXPOSURE_HI, 0x01, 0x00},
 277         {SENSOR, S5K4AA_EXPOSURE_LO, 0x00, 0x00},
 278         {SENSOR, 0x11, 0x04, 0x00},
 279         {SENSOR, 0x12, 0xc3, 0x00},
 280         {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00},
 281         {SENSOR, 0x02, 0x0e, 0x00},
 282 };
 283 #endif