1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Driver for the ov7660 sensor 4 * 5 * Copyright (C) 2009 Erik Andrén 6 * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project. 7 * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br> 8 * 9 * Portions of code to USB interface and ALi driver software, 10 * Copyright (c) 2006 Willem Duinker 11 * v4l2 interface modeled after the V4L2 driver 12 * for SN9C10x PC Camera Controllers 13 */ 14 15 #ifndef M5602_OV7660_H_ 16 #define M5602_OV7660_H_ 17 18 #include "m5602_sensor.h" 19 20 #define OV7660_GAIN 0x00 21 #define OV7660_BLUE_GAIN 0x01 22 #define OV7660_RED_GAIN 0x02 23 #define OV7660_VREF 0x03 24 #define OV7660_COM1 0x04 25 #define OV7660_BAVE 0x05 26 #define OV7660_GEAVE 0x06 27 #define OV7660_AECHH 0x07 28 #define OV7660_RAVE 0x08 29 #define OV7660_COM2 0x09 30 #define OV7660_PID 0x0a 31 #define OV7660_VER 0x0b 32 #define OV7660_COM3 0x0c 33 #define OV7660_COM4 0x0d 34 #define OV7660_COM5 0x0e 35 #define OV7660_COM6 0x0f 36 #define OV7660_AECH 0x10 37 #define OV7660_CLKRC 0x11 38 #define OV7660_COM7 0x12 39 #define OV7660_COM8 0x13 40 #define OV7660_COM9 0x14 41 #define OV7660_COM10 0x15 42 #define OV7660_RSVD16 0x16 43 #define OV7660_HSTART 0x17 44 #define OV7660_HSTOP 0x18 45 #define OV7660_VSTART 0x19 46 #define OV7660_VSTOP 0x1a 47 #define OV7660_PSHFT 0x1b 48 #define OV7660_MIDH 0x1c 49 #define OV7660_MIDL 0x1d 50 #define OV7660_MVFP 0x1e 51 #define OV7660_LAEC 0x1f 52 #define OV7660_BOS 0x20 53 #define OV7660_GBOS 0x21 54 #define OV7660_GROS 0x22 55 #define OV7660_ROS 0x23 56 #define OV7660_AEW 0x24 57 #define OV7660_AEB 0x25 58 #define OV7660_VPT 0x26 59 #define OV7660_BBIAS 0x27 60 #define OV7660_GbBIAS 0x28 61 #define OV7660_RSVD29 0x29 62 #define OV7660_RBIAS 0x2c 63 #define OV7660_HREF 0x32 64 #define OV7660_ADC 0x37 65 #define OV7660_OFON 0x39 66 #define OV7660_TSLB 0x3a 67 #define OV7660_COM12 0x3c 68 #define OV7660_COM13 0x3d 69 #define OV7660_LCC1 0x62 70 #define OV7660_LCC2 0x63 71 #define OV7660_LCC3 0x64 72 #define OV7660_LCC4 0x65 73 #define OV7660_LCC5 0x66 74 #define OV7660_HV 0x69 75 #define OV7660_RSVDA1 0xa1 76 77 #define OV7660_DEFAULT_GAIN 0x0e 78 #define OV7660_DEFAULT_RED_GAIN 0x80 79 #define OV7660_DEFAULT_BLUE_GAIN 0x80 80 #define OV7660_DEFAULT_SATURATION 0x00 81 #define OV7660_DEFAULT_EXPOSURE 0x20 82 83 /* Kernel module parameters */ 84 extern int force_sensor; 85 extern bool dump_sensor; 86 87 int ov7660_probe(struct sd *sd); 88 int ov7660_init(struct sd *sd); 89 int ov7660_init_controls(struct sd *sd); 90 int ov7660_start(struct sd *sd); 91 int ov7660_stop(struct sd *sd); 92 void ov7660_disconnect(struct sd *sd); 93 94 static const struct m5602_sensor ov7660 = { 95 .name = "ov7660", 96 .i2c_slave_id = 0x42, 97 .i2c_regW = 1, 98 .probe = ov7660_probe, 99 .init = ov7660_init, 100 .init_controls = ov7660_init_controls, 101 .start = ov7660_start, 102 .stop = ov7660_stop, 103 .disconnect = ov7660_disconnect, 104 }; 105 #endif 106