2 * Driver for the ov7660 sensor
4 * Copyright (C) 2009 Erik Andrén
5 * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project.
6 * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br>
8 * Portions of code to USB interface and ALi driver software,
9 * Copyright (c) 2006 Willem Duinker
10 * v4l2 interface modeled after the V4L2 driver
11 * for SN9C10x PC Camera Controllers
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation, version 2.
19 #ifndef M5602_OV7660_H_
20 #define M5602_OV7660_H_
22 #include "m5602_sensor.h"
24 #define OV7660_GAIN 0x00
25 #define OV7660_BLUE_GAIN 0x01
26 #define OV7660_RED_GAIN 0x02
27 #define OV7660_VREF 0x03
28 #define OV7660_COM1 0x04
29 #define OV7660_BAVE 0x05
30 #define OV7660_GEAVE 0x06
31 #define OV7660_AECHH 0x07
32 #define OV7660_RAVE 0x08
33 #define OV7660_COM2 0x09
34 #define OV7660_PID 0x0a
35 #define OV7660_VER 0x0b
36 #define OV7660_COM3 0x0c
37 #define OV7660_COM4 0x0d
38 #define OV7660_COM5 0x0e
39 #define OV7660_COM6 0x0f
40 #define OV7660_AECH 0x10
41 #define OV7660_CLKRC 0x11
42 #define OV7660_COM7 0x12
43 #define OV7660_COM8 0x13
44 #define OV7660_COM9 0x14
45 #define OV7660_COM10 0x15
46 #define OV7660_RSVD16 0x16
47 #define OV7660_HSTART 0x17
48 #define OV7660_HSTOP 0x18
49 #define OV7660_VSTART 0x19
50 #define OV7660_VSTOP 0x1a
51 #define OV7660_PSHFT 0x1b
52 #define OV7660_MIDH 0x1c
53 #define OV7660_MIDL 0x1d
54 #define OV7660_MVFP 0x1e
55 #define OV7660_LAEC 0x1f
56 #define OV7660_BOS 0x20
57 #define OV7660_GBOS 0x21
58 #define OV7660_GROS 0x22
59 #define OV7660_ROS 0x23
60 #define OV7660_AEW 0x24
61 #define OV7660_AEB 0x25
62 #define OV7660_VPT 0x26
63 #define OV7660_BBIAS 0x27
64 #define OV7660_GbBIAS 0x28
65 #define OV7660_RSVD29 0x29
66 #define OV7660_RBIAS 0x2c
67 #define OV7660_HREF 0x32
68 #define OV7660_ADC 0x37
69 #define OV7660_OFON 0x39
70 #define OV7660_TSLB 0x3a
71 #define OV7660_COM12 0x3c
72 #define OV7660_COM13 0x3d
73 #define OV7660_LCC1 0x62
74 #define OV7660_LCC2 0x63
75 #define OV7660_LCC3 0x64
76 #define OV7660_LCC4 0x65
77 #define OV7660_LCC5 0x66
78 #define OV7660_HV 0x69
79 #define OV7660_RSVDA1 0xa1
81 #define DEFAULT_GAIN 0x0e
82 #define DEFAULT_RED_GAIN 0x80
83 #define DEFAULT_BLUE_GAIN 0x80
84 #define DEFAULT_SATURATION 0x00
85 #define DEFAULT_EXPOSURE 0x20
87 /* Kernel module parameters */
88 extern int force_sensor;
89 extern int dump_sensor;
91 int ov7660_probe(struct sd *sd);
92 int ov7660_init(struct sd *sd);
93 int ov7660_start(struct sd *sd);
94 int ov7660_stop(struct sd *sd);
95 void ov7660_disconnect(struct sd *sd);
97 const static struct m5602_sensor ov7660 = {
101 .probe = ov7660_probe,
103 .start = ov7660_start,
105 .disconnect = ov7660_disconnect,
108 static const unsigned char preinit_ov7660[][4] =
110 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02},
111 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0},
112 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
113 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
114 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
115 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d},
116 {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00},
117 {BRIDGE, M5602_XB_GPIO_DIR, 0x03},
118 {BRIDGE, M5602_XB_GPIO_DIR, 0x03},
119 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
120 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
122 {SENSOR, OV7660_OFON, 0x0c},
123 {SENSOR, OV7660_COM2, 0x11},
124 {SENSOR, OV7660_COM7, 0x05},
126 {BRIDGE, M5602_XB_GPIO_DIR, 0x01},
127 {BRIDGE, M5602_XB_GPIO_DAT, 0x04},
128 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
129 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
130 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
131 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
132 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
133 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
134 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
135 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
136 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
137 {BRIDGE, M5602_XB_GPIO_DIR, 0x05},
138 {BRIDGE, M5602_XB_GPIO_DAT, 0x00},
139 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
140 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00}
143 static const unsigned char init_ov7660[][4] =
145 {BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02},
146 {BRIDGE, M5602_XB_MCU_CLK_CTRL, 0xb0},
147 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
148 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
149 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
150 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d},
151 {BRIDGE, M5602_XB_SENSOR_CTRL, 0x00},
152 {BRIDGE, M5602_XB_GPIO_DIR, 0x03},
153 {BRIDGE, M5602_XB_GPIO_DIR, 0x03},
154 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
155 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
157 {SENSOR, OV7660_OFON, 0x0c},
158 {SENSOR, OV7660_COM2, 0x11},
159 {SENSOR, OV7660_COM7, 0x05},
161 {BRIDGE, M5602_XB_GPIO_DIR, 0x01},
162 {BRIDGE, M5602_XB_GPIO_DAT, 0x04},
163 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
164 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
165 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
166 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
167 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
168 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
169 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
170 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
171 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
172 {BRIDGE, M5602_XB_GPIO_DIR, 0x05},
173 {BRIDGE, M5602_XB_GPIO_DAT, 0x00},
174 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
175 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
177 {SENSOR, OV7660_COM7, 0x80},
178 {SENSOR, OV7660_CLKRC, 0x80},
179 {SENSOR, OV7660_BLUE_GAIN, 0x80},
180 {SENSOR, OV7660_RED_GAIN, 0x80},
181 {SENSOR, OV7660_COM9, 0x4c},
182 {SENSOR, OV7660_OFON, 0x43},
183 {SENSOR, OV7660_COM12, 0x28},
184 {SENSOR, OV7660_COM8, 0x00},
185 {SENSOR, OV7660_COM10, 0x40},
186 {SENSOR, OV7660_HSTART, 0x0c},
187 {SENSOR, OV7660_HSTOP, 0x61},
188 {SENSOR, OV7660_HREF, 0xa4},
189 {SENSOR, OV7660_PSHFT, 0x0b},
190 {SENSOR, OV7660_VSTART, 0x01},
191 {SENSOR, OV7660_VSTOP, 0x7a},
192 {SENSOR, OV7660_VREF, 0x00},
193 {SENSOR, OV7660_COM7, 0x05},
194 {SENSOR, OV7660_COM6, 0x4b},
195 {SENSOR, OV7660_BBIAS, 0x98},
196 {SENSOR, OV7660_GbBIAS, 0x98},
197 {SENSOR, OV7660_RSVD29, 0x98},
198 {SENSOR, OV7660_RBIAS, 0x98},
199 {SENSOR, OV7660_COM1, 0x00},
200 {SENSOR, OV7660_AECH, 0x00},
201 {SENSOR, OV7660_AECHH, 0x00},
202 {SENSOR, OV7660_ADC, 0x04},
203 {SENSOR, OV7660_COM13, 0x00},
204 {SENSOR, OV7660_RSVDA1, 0x23},
205 {SENSOR, OV7660_TSLB, 0x0d},
206 {SENSOR, OV7660_HV, 0x80},
207 {SENSOR, OV7660_LCC1, 0x00},
208 {SENSOR, OV7660_LCC2, 0x00},
209 {SENSOR, OV7660_LCC3, 0x10},
210 {SENSOR, OV7660_LCC4, 0x40},
211 {SENSOR, OV7660_LCC5, 0x01},
213 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06},
214 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
215 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
216 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
217 {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81},
218 {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},
219 {BRIDGE, M5602_XB_SIG_INI, 0x01},
220 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
221 {BRIDGE, M5602_XB_VSYNC_PARA, 0x08},
222 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
223 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
224 {BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
225 {BRIDGE, M5602_XB_VSYNC_PARA, 0xec},
226 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
227 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
228 {BRIDGE, M5602_XB_SIG_INI, 0x00},
229 {BRIDGE, M5602_XB_SIG_INI, 0x02},
230 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
231 {BRIDGE, M5602_XB_HSYNC_PARA, 0x27},
232 {BRIDGE, M5602_XB_HSYNC_PARA, 0x02},
233 {BRIDGE, M5602_XB_HSYNC_PARA, 0xae},
234 {BRIDGE, M5602_XB_SIG_INI, 0x00},
236 {SENSOR, OV7660_BLUE_GAIN, 0x80},
237 {SENSOR, OV7660_RED_GAIN, 0x80},
239 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x02},
240 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
242 {SENSOR, OV7660_AECH, DEFAULT_EXPOSURE},
243 {SENSOR, OV7660_COM1, 0x00},
244 {SENSOR, OV7660_GAIN, DEFAULT_GAIN},
246 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06},
247 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
248 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
249 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
250 {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81},
251 {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},
252 {BRIDGE, M5602_XB_SIG_INI, 0x01},
253 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
254 {BRIDGE, M5602_XB_VSYNC_PARA, 0x08},
255 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
256 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
257 {BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
258 {BRIDGE, M5602_XB_VSYNC_PARA, 0xec},
259 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
260 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
261 {BRIDGE, M5602_XB_SIG_INI, 0x00},
262 {BRIDGE, M5602_XB_SIG_INI, 0x02},
263 {BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
264 {BRIDGE, M5602_XB_HSYNC_PARA, 0x27},
265 {BRIDGE, M5602_XB_HSYNC_PARA, 0x02},
266 {BRIDGE, M5602_XB_HSYNC_PARA, 0xae},
267 {BRIDGE, M5602_XB_SIG_INI, 0x00},
269 {SENSOR, OV7660_OFON, 0x0c},
270 {SENSOR, OV7660_COM2, 0x11},
271 {SENSOR, OV7660_COM7, 0x05},
273 {BRIDGE, M5602_XB_GPIO_DIR, 0x01},
274 {BRIDGE, M5602_XB_GPIO_DAT, 0x04},
275 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
276 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
277 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
278 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
279 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
281 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
282 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
283 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
284 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
285 {BRIDGE, M5602_XB_GPIO_DIR, 0x05},
286 {BRIDGE, M5602_XB_GPIO_DAT, 0x00},
287 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
288 {BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
290 {SENSOR, OV7660_COM7, 0x80},
291 {SENSOR, OV7660_CLKRC, 0x80},
292 {SENSOR, OV7660_BLUE_GAIN, 0x80},
293 {SENSOR, OV7660_RED_GAIN, 0x80},
294 {SENSOR, OV7660_COM9, 0x4c},
295 {SENSOR, OV7660_OFON, 0x43},
296 {SENSOR, OV7660_COM12, 0x28},
297 {SENSOR, OV7660_COM8, 0x00},
298 {SENSOR, OV7660_COM10, 0x40},
299 {SENSOR, OV7660_HSTART, 0x0c},
300 {SENSOR, OV7660_HSTOP, 0x61},
301 {SENSOR, OV7660_HREF, 0xa4},
302 {SENSOR, OV7660_PSHFT, 0x0b},
303 {SENSOR, OV7660_VSTART, 0x01},
304 {SENSOR, OV7660_VSTOP, 0x7a},
305 {SENSOR, OV7660_VREF, 0x00},
306 {SENSOR, OV7660_COM7, 0x05},
307 {SENSOR, OV7660_COM6, 0x4b},
308 {SENSOR, OV7660_BBIAS, 0x98},
309 {SENSOR, OV7660_GbBIAS, 0x98},
310 {SENSOR, OV7660_RSVD29, 0x98},
311 {SENSOR, OV7660_RBIAS, 0x98},
312 {SENSOR, OV7660_COM1, 0x00},
313 {SENSOR, OV7660_AECH, 0x00},
314 {SENSOR, OV7660_AECHH, 0x00},
315 {SENSOR, OV7660_ADC, 0x04},
316 {SENSOR, OV7660_COM13, 0x00},
317 {SENSOR, OV7660_RSVDA1, 0x23},
318 {SENSOR, OV7660_TSLB, 0x0d},
319 {SENSOR, OV7660_HV, 0x80},
320 {SENSOR, OV7660_LCC1, 0x00},
321 {SENSOR, OV7660_LCC2, 0x00},
322 {SENSOR, OV7660_LCC3, 0x10},
323 {SENSOR, OV7660_LCC4, 0x40},
324 {SENSOR, OV7660_LCC5, 0x01},
326 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06},
327 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
328 {BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
329 {BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
330 {BRIDGE, M5602_XB_LINE_OF_FRAME_H, 0x81},
331 {BRIDGE, M5602_XB_PIX_OF_LINE_H, 0x82},
332 {BRIDGE, M5602_XB_SIG_INI, 0x01},
333 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
334 {BRIDGE, M5602_XB_VSYNC_PARA, 0x08},
335 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
336 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
337 {BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
338 {BRIDGE, M5602_XB_VSYNC_PARA, 0xe0}, /* 480 */
339 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
340 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
341 {BRIDGE, M5602_XB_SIG_INI, 0x00},
342 {BRIDGE, M5602_XB_SIG_INI, 0x02},
343 {BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
344 {BRIDGE, M5602_XB_VSYNC_PARA, 0x27}, /* 39 */
345 {BRIDGE, M5602_XB_VSYNC_PARA, 0x02},
346 {BRIDGE, M5602_XB_VSYNC_PARA, 0xa7}, /* 679 */
347 {BRIDGE, M5602_XB_SIG_INI, 0x00},
349 {SENSOR, OV7660_BLUE_GAIN, 0x80},
350 {SENSOR, OV7660_RED_GAIN, 0x80},
352 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
353 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
355 {SENSOR, OV7660_AECH, 0x20},
356 {SENSOR, OV7660_COM1, 0x00},
357 {SENSOR, OV7660_GAIN, DEFAULT_GAIN},
358 {SENSOR, OV7660_OFON, 0x0c},
359 {SENSOR, OV7660_COM2, 0x11},
360 {SENSOR, OV7660_COM7, 0x05},
362 {BRIDGE, M5602_XB_GPIO_DIR, 0x01},
363 {BRIDGE, M5602_XB_GPIO_DAT, 0x04},
364 {BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
365 {BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
366 {BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
367 {BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
368 {BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}