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
88
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