Merge branch 'address-masking'
[linux-2.6-microblaze.git] / include / drm / i2c / ch7006.h
1 /*
2  * Copyright (C) 2009 Francisco Jerez.
3  * All Rights Reserved.
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining
6  * a copy of this software and associated documentation files (the
7  * "Software"), to deal in the Software without restriction, including
8  * without limitation the rights to use, copy, modify, merge, publish,
9  * distribute, sublicense, and/or sell copies of the Software, and to
10  * permit persons to whom the Software is furnished to do so, subject to
11  * the following conditions:
12  *
13  * The above copyright notice and this permission notice (including the
14  * next paragraph) shall be included in all copies or substantial
15  * portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24  *
25  */
26
27 #ifndef __DRM_I2C_CH7006_H__
28 #define __DRM_I2C_CH7006_H__
29
30 /**
31  * struct ch7006_encoder_params
32  *
33  * Describes how the ch7006 is wired up with the GPU. It should be
34  * used as the @params parameter of its @set_config method.
35  *
36  * See "http://www.chrontel.com/pdf/7006.pdf" for their precise
37  * meaning.
38  */
39 struct ch7006_encoder_params {
40         /* private: FIXME: document the members */
41         enum {
42                 CH7006_FORMAT_RGB16 = 0,
43                 CH7006_FORMAT_YCrCb24m16,
44                 CH7006_FORMAT_RGB24m16,
45                 CH7006_FORMAT_RGB15,
46                 CH7006_FORMAT_RGB24m12C,
47                 CH7006_FORMAT_RGB24m12I,
48                 CH7006_FORMAT_RGB24m8,
49                 CH7006_FORMAT_RGB16m8,
50                 CH7006_FORMAT_RGB15m8,
51                 CH7006_FORMAT_YCrCb24m8,
52         } input_format;
53
54         enum {
55                 CH7006_CLOCK_SLAVE = 0,
56                 CH7006_CLOCK_MASTER,
57         } clock_mode;
58
59         enum {
60                 CH7006_CLOCK_EDGE_NEG = 0,
61                 CH7006_CLOCK_EDGE_POS,
62         } clock_edge;
63
64         int xcm, pcm;
65
66         enum {
67                 CH7006_SYNC_SLAVE = 0,
68                 CH7006_SYNC_MASTER,
69         } sync_direction;
70
71         enum {
72                 CH7006_SYNC_SEPARATED = 0,
73                 CH7006_SYNC_EMBEDDED,
74         } sync_encoding;
75
76         enum {
77                 CH7006_POUT_1_8V = 0,
78                 CH7006_POUT_3_3V,
79         } pout_level;
80
81         enum {
82                 CH7006_ACTIVE_HSYNC = 0,
83                 CH7006_ACTIVE_DSTART,
84         } active_detect;
85 };
86
87 #endif