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1 | /*************************************************************************** |
2 | * Plug-in for TAS5130D1B image sensor connected to the ET61X[12]51 * | |
3 | * PC Camera Controllers * | |
4 | * * | |
5 | * Copyright (C) 2006 by Luca Risolia <luca.risolia@studio.unibo.it> * | |
6 | * * | |
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. * | |
11 | * * | |
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. * | |
16 | * * | |
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 | ***************************************************************************/ | |
21 | ||
22 | #include "et61x251_sensor.h" | |
23 | ||
24 | ||
25 | static int tas5130d1b_init(struct et61x251_device* cam) | |
26 | { | |
27 | int err = 0; | |
28 | ||
29 | err += et61x251_write_reg(cam, 0x14, 0x01); | |
30 | err += et61x251_write_reg(cam, 0x1b, 0x02); | |
31 | err += et61x251_write_reg(cam, 0x02, 0x12); | |
32 | err += et61x251_write_reg(cam, 0x0e, 0x60); | |
33 | err += et61x251_write_reg(cam, 0x80, 0x61); | |
34 | err += et61x251_write_reg(cam, 0xf0, 0x62); | |
35 | err += et61x251_write_reg(cam, 0x03, 0x63); | |
36 | err += et61x251_write_reg(cam, 0x14, 0x64); | |
37 | err += et61x251_write_reg(cam, 0xf4, 0x65); | |
38 | err += et61x251_write_reg(cam, 0x01, 0x66); | |
39 | err += et61x251_write_reg(cam, 0x05, 0x67); | |
40 | err += et61x251_write_reg(cam, 0x8f, 0x68); | |
41 | err += et61x251_write_reg(cam, 0x0f, 0x8d); | |
42 | err += et61x251_write_reg(cam, 0x08, 0x8e); | |
43 | ||
44 | return err; | |
45 | } | |
46 | ||
47 | ||
48 | static int tas5130d1b_set_ctrl(struct et61x251_device* cam, | |
49 | const struct v4l2_control* ctrl) | |
50 | { | |
51 | int err = 0; | |
52 | ||
53 | switch (ctrl->id) { | |
54 | case V4L2_CID_GAIN: | |
55 | err += et61x251_i2c_raw_write(cam, 2, 0x20, | |
56 | 0xf6-ctrl->value, 0, 0, 0, | |
57 | 0, 0, 0, 0); | |
58 | break; | |
59 | case V4L2_CID_EXPOSURE: | |
60 | err += et61x251_i2c_raw_write(cam, 2, 0x40, | |
61 | 0x47-ctrl->value, 0, 0, 0, | |
62 | 0, 0, 0, 0); | |
63 | break; | |
64 | default: | |
65 | return -EINVAL; | |
66 | } | |
67 | ||
68 | return err ? -EIO : 0; | |
69 | } | |
70 | ||
71 | ||
72 | static struct et61x251_sensor tas5130d1b = { | |
73 | .name = "TAS5130D1B", | |
74 | .interface = ET61X251_I2C_3WIRES, | |
75 | .rsta = ET61X251_I2C_RSTA_STOP, | |
76 | .active_pixel = { | |
77 | .left = 106, | |
78 | .top = 13, | |
79 | }, | |
80 | .init = &tas5130d1b_init, | |
81 | .qctrl = { | |
82 | { | |
83 | .id = V4L2_CID_GAIN, | |
84 | .type = V4L2_CTRL_TYPE_INTEGER, | |
85 | .name = "global gain", | |
86 | .minimum = 0x00, | |
87 | .maximum = 0xf6, | |
88 | .step = 0x02, | |
89 | .default_value = 0x0d, | |
90 | .flags = 0, | |
91 | }, | |
92 | { | |
93 | .id = V4L2_CID_EXPOSURE, | |
94 | .type = V4L2_CTRL_TYPE_INTEGER, | |
95 | .name = "exposure", | |
96 | .minimum = 0x00, | |
97 | .maximum = 0x47, | |
98 | .step = 0x01, | |
99 | .default_value = 0x23, | |
100 | .flags = 0, | |
101 | }, | |
102 | }, | |
103 | .set_ctrl = &tas5130d1b_set_ctrl, | |
104 | .cropcap = { | |
105 | .bounds = { | |
106 | .left = 0, | |
107 | .top = 0, | |
108 | .width = 640, | |
109 | .height = 480, | |
110 | }, | |
111 | .defrect = { | |
112 | .left = 0, | |
113 | .top = 0, | |
114 | .width = 640, | |
115 | .height = 480, | |
116 | }, | |
117 | }, | |
118 | .pix_format = { | |
119 | .width = 640, | |
120 | .height = 480, | |
121 | .pixelformat = V4L2_PIX_FMT_SBGGR8, | |
122 | .priv = 8, | |
123 | }, | |
124 | }; | |
125 | ||
126 | ||
127 | int et61x251_probe_tas5130d1b(struct et61x251_device* cam) | |
128 | { | |
ccad7789 LR |
129 | const struct usb_device_id tas5130d1b_id_table[] = { |
130 | { USB_DEVICE(0x102c, 0x6251), }, | |
131 | { } | |
132 | }; | |
7ce08c93 LR |
133 | |
134 | /* Sensor detection is based on USB pid/vid */ | |
ccad7789 | 135 | if (!et61x251_match_id(cam, tas5130d1b_id_table)) |
7ce08c93 LR |
136 | return -ENODEV; |
137 | ||
ccad7789 LR |
138 | et61x251_attach_sensor(cam, &tas5130d1b); |
139 | ||
7ce08c93 LR |
140 | return 0; |
141 | } |