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 bool dump_sensor; 69 70 int s5k4aa_probe(struct sd *sd); 71 int s5k4aa_init(struct sd *sd); 72 int s5k4aa_init_controls(struct sd *sd); 73 int s5k4aa_start(struct sd *sd); 74 void s5k4aa_disconnect(struct sd *sd); 75 76 static 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