1 /***************************************************************************
2 * Plug-in for HV7131R image sensor connected to the SN9C1xx PC Camera *
5 * Copyright (C) 2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
7 * This program is free software; you can redistribute it and/or modify *
8 * it under the terms of the GNU General Public License as published by *
9 * the Free Software Foundation; either version 2 of the License, or *
10 * (at your option) any later version. *
12 * This program is distributed in the hope that it will be useful, *
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15 * GNU General Public License for more details. *
17 * You should have received a copy of the GNU General Public License *
18 * along with this program; if not, write to the Free Software *
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
20 ***************************************************************************/
22 #include "sn9c102_sensor.h"
25 static int hv7131r_init(struct sn9c102_device
* cam
)
29 switch (sn9c102_get_bridge(cam
)) {
31 err
+= sn9c102_write_reg(cam
, 0x00, 0x03);
32 err
+= sn9c102_write_reg(cam
, 0x1a, 0x04);
33 err
+= sn9c102_write_reg(cam
, 0x20, 0x05);
34 err
+= sn9c102_write_reg(cam
, 0x20, 0x06);
35 err
+= sn9c102_write_reg(cam
, 0x03, 0x10);
36 err
+= sn9c102_write_reg(cam
, 0x00, 0x14);
37 err
+= sn9c102_write_reg(cam
, 0x60, 0x17);
38 err
+= sn9c102_write_reg(cam
, 0x0a, 0x18);
39 err
+= sn9c102_write_reg(cam
, 0xf0, 0x19);
40 err
+= sn9c102_write_reg(cam
, 0x1d, 0x1a);
41 err
+= sn9c102_write_reg(cam
, 0x10, 0x1b);
42 err
+= sn9c102_write_reg(cam
, 0x02, 0x1c);
43 err
+= sn9c102_write_reg(cam
, 0x03, 0x1d);
44 err
+= sn9c102_write_reg(cam
, 0x0f, 0x1e);
45 err
+= sn9c102_write_reg(cam
, 0x0c, 0x1f);
46 err
+= sn9c102_write_reg(cam
, 0x00, 0x20);
47 err
+= sn9c102_write_reg(cam
, 0x10, 0x21);
48 err
+= sn9c102_write_reg(cam
, 0x20, 0x22);
49 err
+= sn9c102_write_reg(cam
, 0x30, 0x23);
50 err
+= sn9c102_write_reg(cam
, 0x40, 0x24);
51 err
+= sn9c102_write_reg(cam
, 0x50, 0x25);
52 err
+= sn9c102_write_reg(cam
, 0x60, 0x26);
53 err
+= sn9c102_write_reg(cam
, 0x70, 0x27);
54 err
+= sn9c102_write_reg(cam
, 0x80, 0x28);
55 err
+= sn9c102_write_reg(cam
, 0x90, 0x29);
56 err
+= sn9c102_write_reg(cam
, 0xa0, 0x2a);
57 err
+= sn9c102_write_reg(cam
, 0xb0, 0x2b);
58 err
+= sn9c102_write_reg(cam
, 0xc0, 0x2c);
59 err
+= sn9c102_write_reg(cam
, 0xd0, 0x2d);
60 err
+= sn9c102_write_reg(cam
, 0xe0, 0x2e);
61 err
+= sn9c102_write_reg(cam
, 0xf0, 0x2f);
62 err
+= sn9c102_write_reg(cam
, 0xff, 0x30);
66 err
+= sn9c102_write_reg(cam
, 0x44, 0x01);
67 err
+= sn9c102_write_reg(cam
, 0x40, 0x02);
68 err
+= sn9c102_write_reg(cam
, 0x00, 0x03);
69 err
+= sn9c102_write_reg(cam
, 0x1a, 0x04);
70 err
+= sn9c102_write_reg(cam
, 0x44, 0x05);
71 err
+= sn9c102_write_reg(cam
, 0x3e, 0x06);
72 err
+= sn9c102_write_reg(cam
, 0x1a, 0x07);
73 err
+= sn9c102_write_reg(cam
, 0x03, 0x10);
74 err
+= sn9c102_write_reg(cam
, 0x08, 0x14);
75 err
+= sn9c102_write_reg(cam
, 0xa3, 0x17);
76 err
+= sn9c102_write_reg(cam
, 0x4b, 0x18);
77 err
+= sn9c102_write_reg(cam
, 0x00, 0x19);
78 err
+= sn9c102_write_reg(cam
, 0x1d, 0x1a);
79 err
+= sn9c102_write_reg(cam
, 0x10, 0x1b);
80 err
+= sn9c102_write_reg(cam
, 0x02, 0x1c);
81 err
+= sn9c102_write_reg(cam
, 0x03, 0x1d);
82 err
+= sn9c102_write_reg(cam
, 0x0f, 0x1e);
83 err
+= sn9c102_write_reg(cam
, 0x0c, 0x1f);
84 err
+= sn9c102_write_reg(cam
, 0x00, 0x20);
85 err
+= sn9c102_write_reg(cam
, 0x29, 0x21);
86 err
+= sn9c102_write_reg(cam
, 0x40, 0x22);
87 err
+= sn9c102_write_reg(cam
, 0x54, 0x23);
88 err
+= sn9c102_write_reg(cam
, 0x66, 0x24);
89 err
+= sn9c102_write_reg(cam
, 0x76, 0x25);
90 err
+= sn9c102_write_reg(cam
, 0x85, 0x26);
91 err
+= sn9c102_write_reg(cam
, 0x94, 0x27);
92 err
+= sn9c102_write_reg(cam
, 0xa1, 0x28);
93 err
+= sn9c102_write_reg(cam
, 0xae, 0x29);
94 err
+= sn9c102_write_reg(cam
, 0xbb, 0x2a);
95 err
+= sn9c102_write_reg(cam
, 0xc7, 0x2b);
96 err
+= sn9c102_write_reg(cam
, 0xd3, 0x2c);
97 err
+= sn9c102_write_reg(cam
, 0xde, 0x2d);
98 err
+= sn9c102_write_reg(cam
, 0xea, 0x2e);
99 err
+= sn9c102_write_reg(cam
, 0xf4, 0x2f);
100 err
+= sn9c102_write_reg(cam
, 0xff, 0x30);
101 err
+= sn9c102_write_reg(cam
, 0x00, 0x3F);
102 err
+= sn9c102_write_reg(cam
, 0xC7, 0x40);
103 err
+= sn9c102_write_reg(cam
, 0x01, 0x41);
104 err
+= sn9c102_write_reg(cam
, 0x44, 0x42);
105 err
+= sn9c102_write_reg(cam
, 0x00, 0x43);
106 err
+= sn9c102_write_reg(cam
, 0x44, 0x44);
107 err
+= sn9c102_write_reg(cam
, 0x00, 0x45);
108 err
+= sn9c102_write_reg(cam
, 0x44, 0x46);
109 err
+= sn9c102_write_reg(cam
, 0x00, 0x47);
110 err
+= sn9c102_write_reg(cam
, 0xC7, 0x48);
111 err
+= sn9c102_write_reg(cam
, 0x01, 0x49);
112 err
+= sn9c102_write_reg(cam
, 0xC7, 0x4A);
113 err
+= sn9c102_write_reg(cam
, 0x01, 0x4B);
114 err
+= sn9c102_write_reg(cam
, 0xC7, 0x4C);
115 err
+= sn9c102_write_reg(cam
, 0x01, 0x4D);
116 err
+= sn9c102_write_reg(cam
, 0x44, 0x4E);
117 err
+= sn9c102_write_reg(cam
, 0x00, 0x4F);
118 err
+= sn9c102_write_reg(cam
, 0x44, 0x50);
119 err
+= sn9c102_write_reg(cam
, 0x00, 0x51);
120 err
+= sn9c102_write_reg(cam
, 0x44, 0x52);
121 err
+= sn9c102_write_reg(cam
, 0x00, 0x53);
122 err
+= sn9c102_write_reg(cam
, 0xC7, 0x54);
123 err
+= sn9c102_write_reg(cam
, 0x01, 0x55);
124 err
+= sn9c102_write_reg(cam
, 0xC7, 0x56);
125 err
+= sn9c102_write_reg(cam
, 0x01, 0x57);
126 err
+= sn9c102_write_reg(cam
, 0xC7, 0x58);
127 err
+= sn9c102_write_reg(cam
, 0x01, 0x59);
128 err
+= sn9c102_write_reg(cam
, 0x44, 0x5A);
129 err
+= sn9c102_write_reg(cam
, 0x00, 0x5B);
130 err
+= sn9c102_write_reg(cam
, 0x44, 0x5C);
131 err
+= sn9c102_write_reg(cam
, 0x00, 0x5D);
132 err
+= sn9c102_write_reg(cam
, 0x44, 0x5E);
133 err
+= sn9c102_write_reg(cam
, 0x00, 0x5F);
134 err
+= sn9c102_write_reg(cam
, 0xC7, 0x60);
135 err
+= sn9c102_write_reg(cam
, 0x01, 0x61);
136 err
+= sn9c102_write_reg(cam
, 0xC7, 0x62);
137 err
+= sn9c102_write_reg(cam
, 0x01, 0x63);
138 err
+= sn9c102_write_reg(cam
, 0xC7, 0x64);
139 err
+= sn9c102_write_reg(cam
, 0x01, 0x65);
140 err
+= sn9c102_write_reg(cam
, 0x44, 0x66);
141 err
+= sn9c102_write_reg(cam
, 0x00, 0x67);
142 err
+= sn9c102_write_reg(cam
, 0x44, 0x68);
143 err
+= sn9c102_write_reg(cam
, 0x00, 0x69);
144 err
+= sn9c102_write_reg(cam
, 0x44, 0x6A);
145 err
+= sn9c102_write_reg(cam
, 0x00, 0x6B);
146 err
+= sn9c102_write_reg(cam
, 0xC7, 0x6C);
147 err
+= sn9c102_write_reg(cam
, 0x01, 0x6D);
148 err
+= sn9c102_write_reg(cam
, 0xC7, 0x6E);
149 err
+= sn9c102_write_reg(cam
, 0x01, 0x6F);
150 err
+= sn9c102_write_reg(cam
, 0xC7, 0x70);
151 err
+= sn9c102_write_reg(cam
, 0x01, 0x71);
152 err
+= sn9c102_write_reg(cam
, 0x44, 0x72);
153 err
+= sn9c102_write_reg(cam
, 0x00, 0x73);
154 err
+= sn9c102_write_reg(cam
, 0x44, 0x74);
155 err
+= sn9c102_write_reg(cam
, 0x00, 0x75);
156 err
+= sn9c102_write_reg(cam
, 0x44, 0x76);
157 err
+= sn9c102_write_reg(cam
, 0x00, 0x77);
158 err
+= sn9c102_write_reg(cam
, 0xC7, 0x78);
159 err
+= sn9c102_write_reg(cam
, 0x01, 0x79);
160 err
+= sn9c102_write_reg(cam
, 0xC7, 0x7A);
161 err
+= sn9c102_write_reg(cam
, 0x01, 0x7B);
162 err
+= sn9c102_write_reg(cam
, 0xC7, 0x7C);
163 err
+= sn9c102_write_reg(cam
, 0x01, 0x7D);
164 err
+= sn9c102_write_reg(cam
, 0x44, 0x7E);
165 err
+= sn9c102_write_reg(cam
, 0x00, 0x7F);
166 err
+= sn9c102_write_reg(cam
, 0x14, 0x84);
167 err
+= sn9c102_write_reg(cam
, 0x00, 0x85);
168 err
+= sn9c102_write_reg(cam
, 0x27, 0x86);
169 err
+= sn9c102_write_reg(cam
, 0x00, 0x87);
170 err
+= sn9c102_write_reg(cam
, 0x07, 0x88);
171 err
+= sn9c102_write_reg(cam
, 0x00, 0x89);
172 err
+= sn9c102_write_reg(cam
, 0xEC, 0x8A);
173 err
+= sn9c102_write_reg(cam
, 0x0f, 0x8B);
174 err
+= sn9c102_write_reg(cam
, 0xD8, 0x8C);
175 err
+= sn9c102_write_reg(cam
, 0x0f, 0x8D);
176 err
+= sn9c102_write_reg(cam
, 0x3D, 0x8E);
177 err
+= sn9c102_write_reg(cam
, 0x00, 0x8F);
178 err
+= sn9c102_write_reg(cam
, 0x3D, 0x90);
179 err
+= sn9c102_write_reg(cam
, 0x00, 0x91);
180 err
+= sn9c102_write_reg(cam
, 0xCD, 0x92);
181 err
+= sn9c102_write_reg(cam
, 0x0f, 0x93);
182 err
+= sn9c102_write_reg(cam
, 0xf7, 0x94);
183 err
+= sn9c102_write_reg(cam
, 0x0f, 0x95);
184 err
+= sn9c102_write_reg(cam
, 0x0C, 0x96);
185 err
+= sn9c102_write_reg(cam
, 0x00, 0x97);
186 err
+= sn9c102_write_reg(cam
, 0x00, 0x98);
187 err
+= sn9c102_write_reg(cam
, 0x66, 0x99);
188 err
+= sn9c102_write_reg(cam
, 0x05, 0x9A);
189 err
+= sn9c102_write_reg(cam
, 0x00, 0x9B);
190 err
+= sn9c102_write_reg(cam
, 0x04, 0x9C);
191 err
+= sn9c102_write_reg(cam
, 0x00, 0x9D);
192 err
+= sn9c102_write_reg(cam
, 0x08, 0x9E);
193 err
+= sn9c102_write_reg(cam
, 0x00, 0x9F);
194 err
+= sn9c102_write_reg(cam
, 0x2D, 0xC0);
195 err
+= sn9c102_write_reg(cam
, 0x2D, 0xC1);
196 err
+= sn9c102_write_reg(cam
, 0x3A, 0xC2);
197 err
+= sn9c102_write_reg(cam
, 0x05, 0xC3);
198 err
+= sn9c102_write_reg(cam
, 0x04, 0xC4);
199 err
+= sn9c102_write_reg(cam
, 0x3F, 0xC5);
200 err
+= sn9c102_write_reg(cam
, 0x00, 0xC6);
201 err
+= sn9c102_write_reg(cam
, 0x00, 0xC7);
202 err
+= sn9c102_write_reg(cam
, 0x50, 0xC8);
203 err
+= sn9c102_write_reg(cam
, 0x3C, 0xC9);
204 err
+= sn9c102_write_reg(cam
, 0x28, 0xCA);
205 err
+= sn9c102_write_reg(cam
, 0xD8, 0xCB);
206 err
+= sn9c102_write_reg(cam
, 0x14, 0xCC);
207 err
+= sn9c102_write_reg(cam
, 0xEC, 0xCD);
208 err
+= sn9c102_write_reg(cam
, 0x32, 0xCE);
209 err
+= sn9c102_write_reg(cam
, 0xDD, 0xCF);
210 err
+= sn9c102_write_reg(cam
, 0x32, 0xD0);
211 err
+= sn9c102_write_reg(cam
, 0xDD, 0xD1);
212 err
+= sn9c102_write_reg(cam
, 0x6A, 0xD2);
213 err
+= sn9c102_write_reg(cam
, 0x50, 0xD3);
214 err
+= sn9c102_write_reg(cam
, 0x00, 0xD4);
215 err
+= sn9c102_write_reg(cam
, 0x00, 0xD5);
216 err
+= sn9c102_write_reg(cam
, 0x00, 0xD6);
222 err
+= sn9c102_i2c_write(cam
, 0x20, 0x00);
223 err
+= sn9c102_i2c_write(cam
, 0x21, 0xd6);
224 err
+= sn9c102_i2c_write(cam
, 0x25, 0x06);
230 static int hv7131r_get_ctrl(struct sn9c102_device
* cam
,
231 struct v4l2_control
* ctrl
)
235 if ((ctrl
->value
= sn9c102_i2c_read(cam
, 0x30)) < 0)
238 case V4L2_CID_RED_BALANCE
:
239 if ((ctrl
->value
= sn9c102_i2c_read(cam
, 0x31)) < 0)
241 ctrl
->value
= ctrl
->value
& 0x3f;
243 case V4L2_CID_BLUE_BALANCE
:
244 if ((ctrl
->value
= sn9c102_i2c_read(cam
, 0x33)) < 0)
246 ctrl
->value
= ctrl
->value
& 0x3f;
248 case SN9C102_V4L2_CID_GREEN_BALANCE
:
249 if ((ctrl
->value
= sn9c102_i2c_read(cam
, 0x32)) < 0)
251 ctrl
->value
= ctrl
->value
& 0x3f;
253 case V4L2_CID_BLACK_LEVEL
:
254 if ((ctrl
->value
= sn9c102_i2c_read(cam
, 0x01)) < 0)
256 ctrl
->value
= (ctrl
->value
& 0x08) ? 1 : 0;
264 static int hv7131r_set_ctrl(struct sn9c102_device
* cam
,
265 const struct v4l2_control
* ctrl
)
271 err
+= sn9c102_i2c_write(cam
, 0x30, ctrl
->value
);
273 case V4L2_CID_RED_BALANCE
:
274 err
+= sn9c102_i2c_write(cam
, 0x31, ctrl
->value
);
276 case V4L2_CID_BLUE_BALANCE
:
277 err
+= sn9c102_i2c_write(cam
, 0x33, ctrl
->value
);
279 case SN9C102_V4L2_CID_GREEN_BALANCE
:
280 err
+= sn9c102_i2c_write(cam
, 0x32, ctrl
->value
);
282 case V4L2_CID_BLACK_LEVEL
:
284 int r
= sn9c102_i2c_read(cam
, 0x01);
287 err
+= sn9c102_i2c_write(cam
, 0x01,
288 (ctrl
->value
<<3) | (r
&0xf7));
295 return err
? -EIO
: 0;
299 static int hv7131r_set_crop(struct sn9c102_device
* cam
,
300 const struct v4l2_rect
* rect
)
302 struct sn9c102_sensor
* s
= sn9c102_get_sensor(cam
);
304 u8 h_start
= (u8
)(rect
->left
- s
->cropcap
.bounds
.left
) + 1,
305 v_start
= (u8
)(rect
->top
- s
->cropcap
.bounds
.top
) + 1;
307 err
+= sn9c102_write_reg(cam
, h_start
, 0x12);
308 err
+= sn9c102_write_reg(cam
, v_start
, 0x13);
314 static int hv7131r_set_pix_format(struct sn9c102_device
* cam
,
315 const struct v4l2_pix_format
* pix
)
319 switch (sn9c102_get_bridge(cam
)) {
321 if (pix
->pixelformat
== V4L2_PIX_FMT_SBGGR8
) {
322 err
+= sn9c102_write_reg(cam
, 0xa0, 0x19);
323 err
+= sn9c102_i2c_write(cam
, 0x01, 0x04);
325 err
+= sn9c102_write_reg(cam
, 0x30, 0x19);
326 err
+= sn9c102_i2c_write(cam
, 0x01, 0x04);
331 if (pix
->pixelformat
== V4L2_PIX_FMT_SBGGR8
) {
332 err
+= sn9c102_write_reg(cam
, 0xa5, 0x17);
333 err
+= sn9c102_i2c_write(cam
, 0x01, 0x24);
335 err
+= sn9c102_write_reg(cam
, 0xa3, 0x17);
336 err
+= sn9c102_i2c_write(cam
, 0x01, 0x04);
347 static struct sn9c102_sensor hv7131r
= {
349 .maintainer
= "Luca Risolia <luca.risolia@studio.unibo.it>",
350 .supported_bridge
= BRIDGE_SN9C103
| BRIDGE_SN9C105
| BRIDGE_SN9C120
,
351 .sysfs_ops
= SN9C102_I2C_READ
| SN9C102_I2C_WRITE
,
352 .frequency
= SN9C102_I2C_100KHZ
,
353 .interface
= SN9C102_I2C_2WIRES
,
354 .i2c_slave_id
= 0x11,
355 .init
= &hv7131r_init
,
359 .type
= V4L2_CTRL_TYPE_INTEGER
,
360 .name
= "global gain",
364 .default_value
= 0x40,
368 .id
= V4L2_CID_RED_BALANCE
,
369 .type
= V4L2_CTRL_TYPE_INTEGER
,
370 .name
= "red balance",
374 .default_value
= 0x08,
378 .id
= V4L2_CID_BLUE_BALANCE
,
379 .type
= V4L2_CTRL_TYPE_INTEGER
,
380 .name
= "blue balance",
384 .default_value
= 0x1a,
388 .id
= SN9C102_V4L2_CID_GREEN_BALANCE
,
389 .type
= V4L2_CTRL_TYPE_INTEGER
,
390 .name
= "green balance",
394 .default_value
= 0x2f,
398 .id
= V4L2_CID_BLACK_LEVEL
,
399 .type
= V4L2_CTRL_TYPE_BOOLEAN
,
400 .name
= "auto black level compensation",
404 .default_value
= 0x00,
408 .get_ctrl
= &hv7131r_get_ctrl
,
409 .set_ctrl
= &hv7131r_set_ctrl
,
424 .set_crop
= &hv7131r_set_crop
,
428 .pixelformat
= V4L2_PIX_FMT_SBGGR8
,
431 .set_pix_format
= &hv7131r_set_pix_format
435 int sn9c102_probe_hv7131r(struct sn9c102_device
* cam
)
439 err
+= sn9c102_write_reg(cam
, 0x09, 0x01);
440 err
+= sn9c102_write_reg(cam
, 0x44, 0x02);
441 err
+= sn9c102_write_reg(cam
, 0x34, 0x01);
442 err
+= sn9c102_write_reg(cam
, 0x20, 0x17);
443 err
+= sn9c102_write_reg(cam
, 0x34, 0x01);
444 err
+= sn9c102_write_reg(cam
, 0x46, 0x01);
448 devid
= sn9c102_i2c_try_read(cam
, &hv7131r
, 0x00);
455 sn9c102_attach_sensor(cam
, &hv7131r
);