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 */
84extern int force_sensor;
85extern bool dump_sensor;
86
87int ov7660_probe(struct sd *sd);
88int ov7660_init(struct sd *sd);
89int ov7660_init(struct sd *sd);
90int ov7660_init_controls(struct sd *sd);
91int ov7660_start(struct sd *sd);
92int ov7660_stop(struct sd *sd);
93void ov7660_disconnect(struct sd *sd);
94
95static const struct m5602_sensor ov7660 = {
96	.name = "ov7660",
97	.i2c_slave_id = 0x42,
98	.i2c_regW = 1,
99	.probe = ov7660_probe,
100	.init = ov7660_init,
101	.init_controls = ov7660_init_controls,
102	.start = ov7660_start,
103	.stop = ov7660_stop,
104	.disconnect = ov7660_disconnect,
105};
106#endif
107