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1 /*
2  * OmniVision OV96xx Camera Header File
3  *
4  * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  */
10 
11 #ifndef	__DRIVERS_MEDIA_VIDEO_OV9640_H__
12 #define	__DRIVERS_MEDIA_VIDEO_OV9640_H__
13 
14 /* Register definitions */
15 #define	OV9640_GAIN	0x00
16 #define	OV9640_BLUE	0x01
17 #define	OV9640_RED	0x02
18 #define	OV9640_VFER	0x03
19 #define	OV9640_COM1	0x04
20 #define	OV9640_BAVE	0x05
21 #define	OV9640_GEAVE	0x06
22 #define	OV9640_RSID	0x07
23 #define	OV9640_RAVE	0x08
24 #define	OV9640_COM2	0x09
25 #define	OV9640_PID	0x0a
26 #define	OV9640_VER	0x0b
27 #define	OV9640_COM3	0x0c
28 #define	OV9640_COM4	0x0d
29 #define	OV9640_COM5	0x0e
30 #define	OV9640_COM6	0x0f
31 #define	OV9640_AECH	0x10
32 #define	OV9640_CLKRC	0x11
33 #define	OV9640_COM7	0x12
34 #define	OV9640_COM8	0x13
35 #define	OV9640_COM9	0x14
36 #define	OV9640_COM10	0x15
37 /* 0x16 - RESERVED */
38 #define	OV9640_HSTART	0x17
39 #define	OV9640_HSTOP	0x18
40 #define	OV9640_VSTART	0x19
41 #define	OV9640_VSTOP	0x1a
42 #define	OV9640_PSHFT	0x1b
43 #define	OV9640_MIDH	0x1c
44 #define	OV9640_MIDL	0x1d
45 #define	OV9640_MVFP	0x1e
46 #define	OV9640_LAEC	0x1f
47 #define	OV9640_BOS	0x20
48 #define	OV9640_GBOS	0x21
49 #define	OV9640_GROS	0x22
50 #define	OV9640_ROS	0x23
51 #define	OV9640_AEW	0x24
52 #define	OV9640_AEB	0x25
53 #define	OV9640_VPT	0x26
54 #define	OV9640_BBIAS	0x27
55 #define	OV9640_GBBIAS	0x28
56 /* 0x29 - RESERVED */
57 #define	OV9640_EXHCH	0x2a
58 #define	OV9640_EXHCL	0x2b
59 #define	OV9640_RBIAS	0x2c
60 #define	OV9640_ADVFL	0x2d
61 #define	OV9640_ADVFH	0x2e
62 #define	OV9640_YAVE	0x2f
63 #define	OV9640_HSYST	0x30
64 #define	OV9640_HSYEN	0x31
65 #define	OV9640_HREF	0x32
66 #define	OV9640_CHLF	0x33
67 #define	OV9640_ARBLM	0x34
68 /* 0x35..0x36 - RESERVED */
69 #define	OV9640_ADC	0x37
70 #define	OV9640_ACOM	0x38
71 #define	OV9640_OFON	0x39
72 #define	OV9640_TSLB	0x3a
73 #define	OV9640_COM11	0x3b
74 #define	OV9640_COM12	0x3c
75 #define	OV9640_COM13	0x3d
76 #define	OV9640_COM14	0x3e
77 #define	OV9640_EDGE	0x3f
78 #define	OV9640_COM15	0x40
79 #define	OV9640_COM16	0x41
80 #define	OV9640_COM17	0x42
81 /* 0x43..0x4e - RESERVED */
82 #define	OV9640_MTX1	0x4f
83 #define	OV9640_MTX2	0x50
84 #define	OV9640_MTX3	0x51
85 #define	OV9640_MTX4	0x52
86 #define	OV9640_MTX5	0x53
87 #define	OV9640_MTX6	0x54
88 #define	OV9640_MTX7	0x55
89 #define	OV9640_MTX8	0x56
90 #define	OV9640_MTX9	0x57
91 #define	OV9640_MTXS	0x58
92 /* 0x59..0x61 - RESERVED */
93 #define	OV9640_LCC1	0x62
94 #define	OV9640_LCC2	0x63
95 #define	OV9640_LCC3	0x64
96 #define	OV9640_LCC4	0x65
97 #define	OV9640_LCC5	0x66
98 #define	OV9640_MANU	0x67
99 #define	OV9640_MANV	0x68
100 #define	OV9640_HV	0x69
101 #define	OV9640_MBD	0x6a
102 #define	OV9640_DBLV	0x6b
103 #define	OV9640_GSP	0x6c	/* ... till 0x7b */
104 #define	OV9640_GST	0x7c	/* ... till 0x8a */
105 
106 #define	OV9640_CLKRC_DPLL_EN	0x80
107 #define	OV9640_CLKRC_DIRECT	0x40
108 #define	OV9640_CLKRC_DIV(x)	((x) & 0x3f)
109 
110 #define	OV9640_PSHFT_VAL(x)	((x) & 0xff)
111 
112 #define	OV9640_ACOM_2X_ANALOG	0x80
113 #define	OV9640_ACOM_RSVD	0x12
114 
115 #define	OV9640_MVFP_V		0x10
116 #define	OV9640_MVFP_H		0x20
117 
118 #define	OV9640_COM1_HREF_NOSKIP	0x00
119 #define	OV9640_COM1_HREF_2SKIP	0x04
120 #define	OV9640_COM1_HREF_3SKIP	0x08
121 #define	OV9640_COM1_QQFMT	0x20
122 
123 #define	OV9640_COM2_SSM		0x10
124 
125 #define	OV9640_COM3_VP		0x04
126 
127 #define	OV9640_COM4_QQ_VP	0x80
128 #define	OV9640_COM4_RSVD	0x40
129 
130 #define	OV9640_COM5_SYSCLK	0x80
131 #define	OV9640_COM5_LONGEXP	0x01
132 
133 #define	OV9640_COM6_OPT_BLC	0x40
134 #define	OV9640_COM6_ADBLC_BIAS	0x08
135 #define	OV9640_COM6_FMT_RST	0x82
136 #define	OV9640_COM6_ADBLC_OPTEN	0x01
137 
138 #define	OV9640_COM7_RAW_RGB	0x01
139 #define	OV9640_COM7_RGB		0x04
140 #define	OV9640_COM7_QCIF	0x08
141 #define	OV9640_COM7_QVGA	0x10
142 #define	OV9640_COM7_CIF		0x20
143 #define	OV9640_COM7_VGA		0x40
144 #define	OV9640_COM7_SCCB_RESET	0x80
145 
146 #define	OV9640_TSLB_YVYU_YUYV	0x04
147 #define	OV9640_TSLB_YUYV_UYVY	0x08
148 
149 #define	OV9640_COM12_YUV_AVG	0x04
150 #define	OV9640_COM12_RSVD	0x40
151 
152 #define	OV9640_COM13_GAMMA_NONE	0x00
153 #define	OV9640_COM13_GAMMA_Y	0x40
154 #define	OV9640_COM13_GAMMA_RAW	0x80
155 #define	OV9640_COM13_RGB_AVG	0x20
156 #define	OV9640_COM13_MATRIX_EN	0x10
157 #define	OV9640_COM13_Y_DELAY_EN	0x08
158 #define	OV9640_COM13_YUV_DLY(x)	((x) & 0x07)
159 
160 #define	OV9640_COM15_OR_00FF	0x00
161 #define	OV9640_COM15_OR_01FE	0x40
162 #define	OV9640_COM15_OR_10F0	0xc0
163 #define	OV9640_COM15_RGB_NORM	0x00
164 #define	OV9640_COM15_RGB_565	0x10
165 #define	OV9640_COM15_RGB_555	0x30
166 
167 #define	OV9640_COM16_RB_AVG	0x01
168 
169 /* IDs */
170 #define	OV9640_V2		0x9648
171 #define	OV9640_V3		0x9649
172 #define	VERSION(pid, ver)	(((pid) << 8) | ((ver) & 0xFF))
173 
174 /* supported resolutions */
175 enum {
176 	W_QQCIF	= 88,
177 	W_QQVGA	= 160,
178 	W_QCIF	= 176,
179 	W_QVGA	= 320,
180 	W_CIF	= 352,
181 	W_VGA	= 640,
182 	W_SXGA	= 1280
183 };
184 #define	H_SXGA	960
185 
186 /* Misc. structures */
187 struct ov9640_reg_alt {
188 	u8	com7;
189 	u8	com12;
190 	u8	com13;
191 	u8	com15;
192 };
193 
194 struct ov9640_reg {
195 	u8	reg;
196 	u8	val;
197 };
198 
199 struct ov9640_priv {
200 	struct v4l2_subdev		subdev;
201 	struct v4l2_ctrl_handler	hdl;
202 
203 	int				model;
204 	int				revision;
205 };
206 
207 #endif	/* __DRIVERS_MEDIA_VIDEO_OV9640_H__ */
208