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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Driver for the ov9650 sensor
4  *
5  * Copyright (C) 2008 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_OV9650_H_
16 #define M5602_OV9650_H_
17 
18 #include <linux/dmi.h>
19 #include "m5602_sensor.h"
20 
21 /*****************************************************************************/
22 
23 #define OV9650_GAIN			0x00
24 #define OV9650_BLUE			0x01
25 #define OV9650_RED			0x02
26 #define OV9650_VREF			0x03
27 #define OV9650_COM1			0x04
28 #define OV9650_BAVE			0x05
29 #define OV9650_GEAVE			0x06
30 #define OV9650_RSVD7			0x07
31 #define OV9650_COM2			0x09
32 #define OV9650_PID			0x0a
33 #define OV9650_VER			0x0b
34 #define OV9650_COM3			0x0c
35 #define OV9650_COM4			0x0d
36 #define OV9650_COM5			0x0e
37 #define OV9650_COM6			0x0f
38 #define OV9650_AECH			0x10
39 #define OV9650_CLKRC			0x11
40 #define OV9650_COM7			0x12
41 #define OV9650_COM8			0x13
42 #define OV9650_COM9			0x14
43 #define OV9650_COM10			0x15
44 #define OV9650_RSVD16			0x16
45 #define OV9650_HSTART			0x17
46 #define OV9650_HSTOP			0x18
47 #define OV9650_VSTRT			0x19
48 #define OV9650_VSTOP			0x1a
49 #define OV9650_PSHFT			0x1b
50 #define OV9650_MVFP			0x1e
51 #define OV9650_AEW			0x24
52 #define OV9650_AEB			0x25
53 #define OV9650_VPT			0x26
54 #define OV9650_BBIAS			0x27
55 #define OV9650_GbBIAS			0x28
56 #define OV9650_Gr_COM			0x29
57 #define OV9650_RBIAS			0x2c
58 #define OV9650_HREF			0x32
59 #define OV9650_CHLF			0x33
60 #define OV9650_ARBLM			0x34
61 #define OV9650_RSVD35			0x35
62 #define OV9650_RSVD36			0x36
63 #define OV9650_ADC			0x37
64 #define OV9650_ACOM38			0x38
65 #define OV9650_OFON			0x39
66 #define OV9650_TSLB			0x3a
67 #define OV9650_COM12			0x3c
68 #define OV9650_COM13			0x3d
69 #define OV9650_COM15			0x40
70 #define OV9650_COM16			0x41
71 #define OV9650_LCC1			0x62
72 #define OV9650_LCC2			0x63
73 #define OV9650_LCC3			0x64
74 #define OV9650_LCC4			0x65
75 #define OV9650_LCC5			0x66
76 #define OV9650_HV			0x69
77 #define OV9650_DBLV			0x6b
78 #define OV9650_COM21			0x8b
79 #define OV9650_COM22			0x8c
80 #define OV9650_COM24			0x8e
81 #define OV9650_DBLC1			0x8f
82 #define OV9650_RSVD94			0x94
83 #define OV9650_RSVD95			0x95
84 #define OV9650_RSVD96			0x96
85 #define OV9650_LCCFB			0x9d
86 #define OV9650_LCCFR			0x9e
87 #define OV9650_AECHM			0xa1
88 #define OV9650_COM26			0xa5
89 #define OV9650_ACOMA8			0xa8
90 #define OV9650_ACOMA9			0xa9
91 
92 #define OV9650_REGISTER_RESET		(1 << 7)
93 #define OV9650_VGA_SELECT		(1 << 6)
94 #define OV9650_CIF_SELECT		(1 << 5)
95 #define OV9650_QVGA_SELECT		(1 << 4)
96 #define OV9650_QCIF_SELECT		(1 << 3)
97 #define OV9650_RGB_SELECT		(1 << 2)
98 #define OV9650_RAW_RGB_SELECT		(1 << 0)
99 
100 #define OV9650_FAST_AGC_AEC		(1 << 7)
101 #define OV9650_AEC_UNLIM_STEP_SIZE	(1 << 6)
102 #define OV9650_BANDING			(1 << 5)
103 #define OV9650_AGC_EN			(1 << 2)
104 #define OV9650_AWB_EN			(1 << 1)
105 #define OV9650_AEC_EN			(1 << 0)
106 
107 #define OV9650_VARIOPIXEL		(1 << 2)
108 #define OV9650_SYSTEM_CLK_SEL		(1 << 7)
109 #define OV9650_SLAM_MODE		(1 << 4)
110 
111 #define OV9650_QVGA_VARIOPIXEL		(1 << 7)
112 
113 #define OV9650_VFLIP			(1 << 4)
114 #define OV9650_HFLIP			(1 << 5)
115 
116 #define OV9650_SOFT_SLEEP		(1 << 4)
117 #define OV9650_OUTPUT_DRIVE_2X		(1 << 0)
118 
119 #define OV9650_DENOISE_ENABLE		(1 << 5)
120 #define OV9650_WHITE_PIXEL_ENABLE	(1 << 1)
121 #define OV9650_WHITE_PIXEL_OPTION	(1 << 0)
122 
123 #define OV9650_LEFT_OFFSET		0x62
124 
125 #define GAIN_DEFAULT			0x14
126 #define RED_GAIN_DEFAULT		0x70
127 #define BLUE_GAIN_DEFAULT		0x20
128 #define EXPOSURE_DEFAULT		0x1ff
129 
130 /*****************************************************************************/
131 
132 /* Kernel module parameters */
133 extern int force_sensor;
134 extern bool dump_sensor;
135 
136 int ov9650_probe(struct sd *sd);
137 int ov9650_init(struct sd *sd);
138 int ov9650_init_controls(struct sd *sd);
139 int ov9650_start(struct sd *sd);
140 int ov9650_stop(struct sd *sd);
141 void ov9650_disconnect(struct sd *sd);
142 
143 static const struct m5602_sensor ov9650 = {
144 	.name = "OV9650",
145 	.i2c_slave_id = 0x60,
146 	.i2c_regW = 1,
147 	.probe = ov9650_probe,
148 	.init = ov9650_init,
149 	.init_controls = ov9650_init_controls,
150 	.start = ov9650_start,
151 	.stop = ov9650_stop,
152 	.disconnect = ov9650_disconnect,
153 };
154 
155 #endif
156