1/* 2 * Driver for the s5k4aa sensor 3 * 4 * Copyright (C) 2008 Erik Andr��n 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 int dump_sensor; 69 70int s5k4aa_probe(struct sd *sd); 71int s5k4aa_init(struct sd *sd); 72int s5k4aa_start(struct sd *sd); 73void s5k4aa_disconnect(struct sd *sd); 74 75static 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 86static const unsigned char preinit_s5k4aa[][4] = 87{ 88 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00}, 89 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00}, 90 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 91 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00}, 92 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00}, 93 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d, 0x00}, 94 {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00, 0x00}, 95 96 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 97 {BRIDGE, M5602_XB_GPIO_DAT, 0x08, 0x00}, 98 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0xb0, 0x00}, 99 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0x80, 0x00}, 100 {BRIDGE, M5602_XB_GPIO_EN_H, 0x3f, 0x00}, 101 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x3f, 0x00}, 102 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00}, 103 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 104 {BRIDGE, M5602_XB_GPIO_DAT, 0x00, 0x00}, 105 {BRIDGE, M5602_XB_GPIO_EN_L, 0xff, 0x00}, 106 {BRIDGE, M5602_XB_GPIO_DIR_L, 0xff, 0x00}, 107 {BRIDGE, M5602_XB_GPIO_DAT_L, 0x00, 0x00}, 108 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 109 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00}, 110 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00}, 111 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00}, 112 113 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00}, 114 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00}, 115 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 116 {BRIDGE, M5602_XB_GPIO_DAT, 0x14, 0x00}, 117 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 118 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xf0, 0x00}, 119 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 120 {BRIDGE, M5602_XB_GPIO_DAT, 0x1c, 0x00}, 121 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06, 0x00}, 122 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06, 0x00}, 123 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00}, 124 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00, 0x00}, 125 {BRIDGE, M5602_XB_I2C_CLK_DIV, 0x20, 0x00}, 126 127 {SENSOR, S5K4AA_PAGE_MAP, 0x00, 0x00} 128}; 129 130static const unsigned char init_s5k4aa[][4] = 131{ 132 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00}, 133 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00}, 134 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 135 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00}, 136 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00}, 137 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d, 0x00}, 138 {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00, 0x00}, 139 140 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 141 {BRIDGE, M5602_XB_GPIO_DAT, 0x08, 0x00}, 142 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0xb0, 0x00}, 143 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0x80, 0x00}, 144 {BRIDGE, M5602_XB_GPIO_EN_H, 0x3f, 0x00}, 145 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x3f, 0x00}, 146 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00}, 147 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 148 {BRIDGE, M5602_XB_GPIO_DAT, 0x00, 0x00}, 149 {BRIDGE, M5602_XB_GPIO_EN_L, 0xff, 0x00}, 150 {BRIDGE, M5602_XB_GPIO_DIR_L, 0xff, 0x00}, 151 {BRIDGE, M5602_XB_GPIO_DAT_L, 0x00, 0x00}, 152 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 153 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00}, 154 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00}, 155 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00}, 156 157 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00}, 158 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0, 0x00}, 159 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 160 {BRIDGE, M5602_XB_GPIO_DAT, 0x14, 0x00}, 161 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 162 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xf0, 0x00}, 163 {BRIDGE, M5602_XB_GPIO_DIR, 0x1d, 0x00}, 164 {BRIDGE, M5602_XB_GPIO_DAT, 0x1c, 0x00}, 165 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06, 0x00}, 166 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06, 0x00}, 167 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00, 0x00}, 168 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00, 0x00}, 169 {BRIDGE, M5602_XB_I2C_CLK_DIV, 0x20, 0x00}, 170 171 {SENSOR, S5K4AA_PAGE_MAP, 0x07, 0x00}, 172 {SENSOR, 0x36, 0x01, 0x00}, 173 {SENSOR, S5K4AA_PAGE_MAP, 0x00, 0x00}, 174 {SENSOR, 0x7b, 0xff, 0x00}, 175 {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00}, 176 {SENSOR, 0x0c, 0x05, 0x00}, 177 {SENSOR, 0x02, 0x0e, 0x00}, 178 {SENSOR, S5K4AA_READ_MODE, 0xa0, 0x00}, 179 {SENSOR, 0x37, 0x00, 0x00}, 180}; 181 182static const unsigned char VGA_s5k4aa[][4] = 183{ 184 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06, 0x00}, 185 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00}, 186 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00}, 187 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00}, 188 {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81, 0x00}, 189 {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82, 0x00}, 190 {BRIDGE, M5602_XB_SIG_INI, 0x01, 0x00}, 191 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 192 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 193 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 194 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 195 /* VSYNC_PARA, VSYNC_PARA : img height 480 = 0x01e0 */ 196 {BRIDGE, M5602_XB_VSYNC_PARA, 0x01, 0x00}, 197 {BRIDGE, M5602_XB_VSYNC_PARA, 0xe0, 0x00}, 198 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 199 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 200 {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00}, 201 {BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00}, 202 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00}, 203 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00}, 204 /* HSYNC_PARA, HSYNC_PARA : img width 640 = 0x0280 */ 205 {BRIDGE, M5602_XB_HSYNC_PARA, 0x02, 0x00}, 206 {BRIDGE, M5602_XB_HSYNC_PARA, 0x80, 0x00}, 207 {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00}, 208 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 209 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xa0, 0x00}, /* 48 MHz */ 210 211 {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00}, 212 {SENSOR, S5K4AA_READ_MODE, S5K4AA_RM_H_FLIP | S5K4AA_RM_ROW_SKIP_2X 213 | S5K4AA_RM_COL_SKIP_2X, 0x00}, 214 /* 0x37 : Fix image stability when light is too bright and improves 215 * image quality in 640x480, but worsens it in 1280x1024 */ 216 {SENSOR, 0x37, 0x01, 0x00}, 217 /* ROWSTART_HI, ROWSTART_LO : 10 + (1024-960)/2 = 42 = 0x002a */ 218 {SENSOR, S5K4AA_ROWSTART_HI, 0x00, 0x00}, 219 {SENSOR, S5K4AA_ROWSTART_LO, 0x29, 0x00}, 220 {SENSOR, S5K4AA_COLSTART_HI, 0x00, 0x00}, 221 {SENSOR, S5K4AA_COLSTART_LO, 0x0c, 0x00}, 222 /* window_height_hi, window_height_lo : 960 = 0x03c0 */ 223 {SENSOR, S5K4AA_WINDOW_HEIGHT_HI, 0x03, 0x00}, 224 {SENSOR, S5K4AA_WINDOW_HEIGHT_LO, 0xc0, 0x00}, 225 /* window_width_hi, window_width_lo : 1280 = 0x0500 */ 226 {SENSOR, S5K4AA_WINDOW_WIDTH_HI, 0x05, 0x00}, 227 {SENSOR, S5K4AA_WINDOW_WIDTH_LO, 0x00, 0x00}, 228 {SENSOR, S5K4AA_H_BLANK_HI__, 0x00, 0x00}, 229 {SENSOR, S5K4AA_H_BLANK_LO__, 0xa8, 0x00}, /* helps to sync... */ 230 {SENSOR, S5K4AA_EXPOSURE_HI, 0x01, 0x00}, 231 {SENSOR, S5K4AA_EXPOSURE_LO, 0x00, 0x00}, 232 {SENSOR, 0x11, 0x04, 0x00}, 233 {SENSOR, 0x12, 0xc3, 0x00}, 234 {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00}, 235 {SENSOR, 0x02, 0x0e, 0x00}, 236}; 237 238static const unsigned char SXGA_s5k4aa[][4] = 239{ 240 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06, 0x00}, 241 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0, 0x00}, 242 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0, 0x00}, 243 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x08, 0x00}, 244 {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81, 0x00}, 245 {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82, 0x00}, 246 {BRIDGE, M5602_XB_SIG_INI, 0x01, 0x00}, 247 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 248 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 249 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 250 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 251 /* VSYNC_PARA, VSYNC_PARA : img height 1024 = 0x0400 */ 252 {BRIDGE, M5602_XB_VSYNC_PARA, 0x04, 0x00}, 253 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 254 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 255 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00, 0x00}, 256 {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00}, 257 {BRIDGE, M5602_XB_SIG_INI, 0x02, 0x00}, 258 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00}, 259 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00}, 260 /* HSYNC_PARA, HSYNC_PARA : img width 1280 = 0x0500 */ 261 {BRIDGE, M5602_XB_HSYNC_PARA, 0x05, 0x00}, 262 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00, 0x00}, 263 {BRIDGE, M5602_XB_SIG_INI, 0x00, 0x00}, 264 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00, 0x00}, 265 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xa0, 0x00}, /* 48 MHz */ 266 267 {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00}, 268 {SENSOR, S5K4AA_READ_MODE, S5K4AA_RM_H_FLIP, 0x00}, 269 {SENSOR, 0x37, 0x01, 0x00}, 270 {SENSOR, S5K4AA_ROWSTART_HI, 0x00, 0x00}, 271 {SENSOR, S5K4AA_ROWSTART_LO, 0x09, 0x00}, 272 {SENSOR, S5K4AA_COLSTART_HI, 0x00, 0x00}, 273 {SENSOR, S5K4AA_COLSTART_LO, 0x0a, 0x00}, 274 {SENSOR, S5K4AA_WINDOW_HEIGHT_HI, 0x04, 0x00}, 275 {SENSOR, S5K4AA_WINDOW_HEIGHT_LO, 0x00, 0x00}, 276 {SENSOR, S5K4AA_WINDOW_WIDTH_HI, 0x05, 0x00}, 277 {SENSOR, S5K4AA_WINDOW_WIDTH_LO, 0x00, 0x00}, 278 {SENSOR, S5K4AA_H_BLANK_HI__, 0x01, 0x00}, 279 {SENSOR, S5K4AA_H_BLANK_LO__, 0xa8, 0x00}, 280 {SENSOR, S5K4AA_EXPOSURE_HI, 0x01, 0x00}, 281 {SENSOR, S5K4AA_EXPOSURE_LO, 0x00, 0x00}, 282 {SENSOR, 0x11, 0x04, 0x00}, 283 {SENSOR, 0x12, 0xc3, 0x00}, 284 {SENSOR, S5K4AA_PAGE_MAP, 0x02, 0x00}, 285 {SENSOR, 0x02, 0x0e, 0x00}, 286}; 287 288 289#endif 290