1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * OmniVision OV96xx Camera Header File
4 *
5 * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
6 */
7
8#ifndef	__DRIVERS_MEDIA_VIDEO_OV9640_H__
9#define	__DRIVERS_MEDIA_VIDEO_OV9640_H__
10
11/* Register definitions */
12#define	OV9640_GAIN	0x00
13#define	OV9640_BLUE	0x01
14#define	OV9640_RED	0x02
15#define	OV9640_VFER	0x03
16#define	OV9640_COM1	0x04
17#define	OV9640_BAVE	0x05
18#define	OV9640_GEAVE	0x06
19#define	OV9640_RSID	0x07
20#define	OV9640_RAVE	0x08
21#define	OV9640_COM2	0x09
22#define	OV9640_PID	0x0a
23#define	OV9640_VER	0x0b
24#define	OV9640_COM3	0x0c
25#define	OV9640_COM4	0x0d
26#define	OV9640_COM5	0x0e
27#define	OV9640_COM6	0x0f
28#define	OV9640_AECH	0x10
29#define	OV9640_CLKRC	0x11
30#define	OV9640_COM7	0x12
31#define	OV9640_COM8	0x13
32#define	OV9640_COM9	0x14
33#define	OV9640_COM10	0x15
34/* 0x16 - RESERVED */
35#define	OV9640_HSTART	0x17
36#define	OV9640_HSTOP	0x18
37#define	OV9640_VSTART	0x19
38#define	OV9640_VSTOP	0x1a
39#define	OV9640_PSHFT	0x1b
40#define	OV9640_MIDH	0x1c
41#define	OV9640_MIDL	0x1d
42#define	OV9640_MVFP	0x1e
43#define	OV9640_LAEC	0x1f
44#define	OV9640_BOS	0x20
45#define	OV9640_GBOS	0x21
46#define	OV9640_GROS	0x22
47#define	OV9640_ROS	0x23
48#define	OV9640_AEW	0x24
49#define	OV9640_AEB	0x25
50#define	OV9640_VPT	0x26
51#define	OV9640_BBIAS	0x27
52#define	OV9640_GBBIAS	0x28
53/* 0x29 - RESERVED */
54#define	OV9640_EXHCH	0x2a
55#define	OV9640_EXHCL	0x2b
56#define	OV9640_RBIAS	0x2c
57#define	OV9640_ADVFL	0x2d
58#define	OV9640_ADVFH	0x2e
59#define	OV9640_YAVE	0x2f
60#define	OV9640_HSYST	0x30
61#define	OV9640_HSYEN	0x31
62#define	OV9640_HREF	0x32
63#define	OV9640_CHLF	0x33
64#define	OV9640_ARBLM	0x34
65/* 0x35..0x36 - RESERVED */
66#define	OV9640_ADC	0x37
67#define	OV9640_ACOM	0x38
68#define	OV9640_OFON	0x39
69#define	OV9640_TSLB	0x3a
70#define	OV9640_COM11	0x3b
71#define	OV9640_COM12	0x3c
72#define	OV9640_COM13	0x3d
73#define	OV9640_COM14	0x3e
74#define	OV9640_EDGE	0x3f
75#define	OV9640_COM15	0x40
76#define	OV9640_COM16	0x41
77#define	OV9640_COM17	0x42
78/* 0x43..0x4e - RESERVED */
79#define	OV9640_MTX1	0x4f
80#define	OV9640_MTX2	0x50
81#define	OV9640_MTX3	0x51
82#define	OV9640_MTX4	0x52
83#define	OV9640_MTX5	0x53
84#define	OV9640_MTX6	0x54
85#define	OV9640_MTX7	0x55
86#define	OV9640_MTX8	0x56
87#define	OV9640_MTX9	0x57
88#define	OV9640_MTXS	0x58
89/* 0x59..0x61 - RESERVED */
90#define	OV9640_LCC1	0x62
91#define	OV9640_LCC2	0x63
92#define	OV9640_LCC3	0x64
93#define	OV9640_LCC4	0x65
94#define	OV9640_LCC5	0x66
95#define	OV9640_MANU	0x67
96#define	OV9640_MANV	0x68
97#define	OV9640_HV	0x69
98#define	OV9640_MBD	0x6a
99#define	OV9640_DBLV	0x6b
100#define	OV9640_GSP	0x6c	/* ... till 0x7b */
101#define	OV9640_GST	0x7c	/* ... till 0x8a */
102
103#define	OV9640_CLKRC_DPLL_EN	0x80
104#define	OV9640_CLKRC_DIRECT	0x40
105#define	OV9640_CLKRC_DIV(x)	((x) & 0x3f)
106
107#define	OV9640_PSHFT_VAL(x)	((x) & 0xff)
108
109#define	OV9640_ACOM_2X_ANALOG	0x80
110#define	OV9640_ACOM_RSVD	0x12
111
112#define	OV9640_MVFP_V		0x10
113#define	OV9640_MVFP_H		0x20
114
115#define	OV9640_COM1_HREF_NOSKIP	0x00
116#define	OV9640_COM1_HREF_2SKIP	0x04
117#define	OV9640_COM1_HREF_3SKIP	0x08
118#define	OV9640_COM1_QQFMT	0x20
119
120#define	OV9640_COM2_SSM		0x10
121
122#define	OV9640_COM3_VP		0x04
123
124#define	OV9640_COM4_QQ_VP	0x80
125#define	OV9640_COM4_RSVD	0x40
126
127#define	OV9640_COM5_SYSCLK	0x80
128#define	OV9640_COM5_LONGEXP	0x01
129
130#define	OV9640_COM6_OPT_BLC	0x40
131#define	OV9640_COM6_ADBLC_BIAS	0x08
132#define	OV9640_COM6_FMT_RST	0x82
133#define	OV9640_COM6_ADBLC_OPTEN	0x01
134
135#define	OV9640_COM7_RAW_RGB	0x01
136#define	OV9640_COM7_RGB		0x04
137#define	OV9640_COM7_QCIF	0x08
138#define	OV9640_COM7_QVGA	0x10
139#define	OV9640_COM7_CIF		0x20
140#define	OV9640_COM7_VGA		0x40
141#define	OV9640_COM7_SCCB_RESET	0x80
142
143#define	OV9640_TSLB_YVYU_YUYV	0x04
144#define	OV9640_TSLB_YUYV_UYVY	0x08
145
146#define	OV9640_COM12_YUV_AVG	0x04
147#define	OV9640_COM12_RSVD	0x40
148
149#define	OV9640_COM13_GAMMA_NONE	0x00
150#define	OV9640_COM13_GAMMA_Y	0x40
151#define	OV9640_COM13_GAMMA_RAW	0x80
152#define	OV9640_COM13_RGB_AVG	0x20
153#define	OV9640_COM13_MATRIX_EN	0x10
154#define	OV9640_COM13_Y_DELAY_EN	0x08
155#define	OV9640_COM13_YUV_DLY(x)	((x) & 0x07)
156
157#define	OV9640_COM15_OR_00FF	0x00
158#define	OV9640_COM15_OR_01FE	0x40
159#define	OV9640_COM15_OR_10F0	0xc0
160#define	OV9640_COM15_RGB_NORM	0x00
161#define	OV9640_COM15_RGB_565	0x10
162#define	OV9640_COM15_RGB_555	0x30
163
164#define	OV9640_COM16_RB_AVG	0x01
165
166/* IDs */
167#define	OV9640_V2		0x9648
168#define	OV9640_V3		0x9649
169#define	VERSION(pid, ver)	(((pid) << 8) | ((ver) & 0xFF))
170
171/* supported resolutions */
172enum {
173	W_QQCIF	= 88,
174	W_QQVGA	= 160,
175	W_QCIF	= 176,
176	W_QVGA	= 320,
177	W_CIF	= 352,
178	W_VGA	= 640,
179	W_SXGA	= 1280
180};
181#define	H_SXGA	960
182
183/* Misc. structures */
184struct ov9640_reg_alt {
185	u8	com7;
186	u8	com12;
187	u8	com13;
188	u8	com15;
189};
190
191struct ov9640_reg {
192	u8	reg;
193	u8	val;
194};
195
196struct ov9640_priv {
197	struct v4l2_subdev		subdev;
198	struct v4l2_ctrl_handler	hdl;
199	struct clk			*clk;
200	struct gpio_desc		*gpio_power;
201	struct gpio_desc		*gpio_reset;
202
203	int				model;
204	int				revision;
205};
206
207#endif	/* __DRIVERS_MEDIA_VIDEO_OV9640_H__ */
208