xref: /linux/drivers/gpu/drm/nouveau/include/dispnv04/i2c/ch7006.h (revision bbfd5594756011167b8f8de9a00e0c946afda1e6)
1*9a0dfe9bSDmitry Baryshkov /*
2*9a0dfe9bSDmitry Baryshkov  * Copyright (C) 2009 Francisco Jerez.
3*9a0dfe9bSDmitry Baryshkov  * All Rights Reserved.
4*9a0dfe9bSDmitry Baryshkov  *
5*9a0dfe9bSDmitry Baryshkov  * Permission is hereby granted, free of charge, to any person obtaining
6*9a0dfe9bSDmitry Baryshkov  * a copy of this software and associated documentation files (the
7*9a0dfe9bSDmitry Baryshkov  * "Software"), to deal in the Software without restriction, including
8*9a0dfe9bSDmitry Baryshkov  * without limitation the rights to use, copy, modify, merge, publish,
9*9a0dfe9bSDmitry Baryshkov  * distribute, sublicense, and/or sell copies of the Software, and to
10*9a0dfe9bSDmitry Baryshkov  * permit persons to whom the Software is furnished to do so, subject to
11*9a0dfe9bSDmitry Baryshkov  * the following conditions:
12*9a0dfe9bSDmitry Baryshkov  *
13*9a0dfe9bSDmitry Baryshkov  * The above copyright notice and this permission notice (including the
14*9a0dfe9bSDmitry Baryshkov  * next paragraph) shall be included in all copies or substantial
15*9a0dfe9bSDmitry Baryshkov  * portions of the Software.
16*9a0dfe9bSDmitry Baryshkov  *
17*9a0dfe9bSDmitry Baryshkov  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18*9a0dfe9bSDmitry Baryshkov  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19*9a0dfe9bSDmitry Baryshkov  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20*9a0dfe9bSDmitry Baryshkov  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21*9a0dfe9bSDmitry Baryshkov  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22*9a0dfe9bSDmitry Baryshkov  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23*9a0dfe9bSDmitry Baryshkov  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24*9a0dfe9bSDmitry Baryshkov  *
25*9a0dfe9bSDmitry Baryshkov  */
26*9a0dfe9bSDmitry Baryshkov 
27*9a0dfe9bSDmitry Baryshkov #ifndef __NOUVEAU_I2C_CH7006_H__
28*9a0dfe9bSDmitry Baryshkov #define __NOUVEAU_I2C_CH7006_H__
29*9a0dfe9bSDmitry Baryshkov 
30*9a0dfe9bSDmitry Baryshkov /**
31*9a0dfe9bSDmitry Baryshkov  * struct ch7006_encoder_params
32*9a0dfe9bSDmitry Baryshkov  *
33*9a0dfe9bSDmitry Baryshkov  * Describes how the ch7006 is wired up with the GPU. It should be
34*9a0dfe9bSDmitry Baryshkov  * used as the @params parameter of its @set_config method.
35*9a0dfe9bSDmitry Baryshkov  *
36*9a0dfe9bSDmitry Baryshkov  * See "http://www.chrontel.com/pdf/7006.pdf" for their precise
37*9a0dfe9bSDmitry Baryshkov  * meaning.
38*9a0dfe9bSDmitry Baryshkov  */
39*9a0dfe9bSDmitry Baryshkov struct ch7006_encoder_params {
40*9a0dfe9bSDmitry Baryshkov 	/* private: FIXME: document the members */
41*9a0dfe9bSDmitry Baryshkov 	enum {
42*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB16 = 0,
43*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_YCrCb24m16,
44*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB24m16,
45*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB15,
46*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB24m12C,
47*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB24m12I,
48*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB24m8,
49*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB16m8,
50*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_RGB15m8,
51*9a0dfe9bSDmitry Baryshkov 		CH7006_FORMAT_YCrCb24m8,
52*9a0dfe9bSDmitry Baryshkov 	} input_format;
53*9a0dfe9bSDmitry Baryshkov 
54*9a0dfe9bSDmitry Baryshkov 	enum {
55*9a0dfe9bSDmitry Baryshkov 		CH7006_CLOCK_SLAVE = 0,
56*9a0dfe9bSDmitry Baryshkov 		CH7006_CLOCK_MASTER,
57*9a0dfe9bSDmitry Baryshkov 	} clock_mode;
58*9a0dfe9bSDmitry Baryshkov 
59*9a0dfe9bSDmitry Baryshkov 	enum {
60*9a0dfe9bSDmitry Baryshkov 		CH7006_CLOCK_EDGE_NEG = 0,
61*9a0dfe9bSDmitry Baryshkov 		CH7006_CLOCK_EDGE_POS,
62*9a0dfe9bSDmitry Baryshkov 	} clock_edge;
63*9a0dfe9bSDmitry Baryshkov 
64*9a0dfe9bSDmitry Baryshkov 	int xcm, pcm;
65*9a0dfe9bSDmitry Baryshkov 
66*9a0dfe9bSDmitry Baryshkov 	enum {
67*9a0dfe9bSDmitry Baryshkov 		CH7006_SYNC_SLAVE = 0,
68*9a0dfe9bSDmitry Baryshkov 		CH7006_SYNC_MASTER,
69*9a0dfe9bSDmitry Baryshkov 	} sync_direction;
70*9a0dfe9bSDmitry Baryshkov 
71*9a0dfe9bSDmitry Baryshkov 	enum {
72*9a0dfe9bSDmitry Baryshkov 		CH7006_SYNC_SEPARATED = 0,
73*9a0dfe9bSDmitry Baryshkov 		CH7006_SYNC_EMBEDDED,
74*9a0dfe9bSDmitry Baryshkov 	} sync_encoding;
75*9a0dfe9bSDmitry Baryshkov 
76*9a0dfe9bSDmitry Baryshkov 	enum {
77*9a0dfe9bSDmitry Baryshkov 		CH7006_POUT_1_8V = 0,
78*9a0dfe9bSDmitry Baryshkov 		CH7006_POUT_3_3V,
79*9a0dfe9bSDmitry Baryshkov 	} pout_level;
80*9a0dfe9bSDmitry Baryshkov 
81*9a0dfe9bSDmitry Baryshkov 	enum {
82*9a0dfe9bSDmitry Baryshkov 		CH7006_ACTIVE_HSYNC = 0,
83*9a0dfe9bSDmitry Baryshkov 		CH7006_ACTIVE_DSTART,
84*9a0dfe9bSDmitry Baryshkov 	} active_detect;
85*9a0dfe9bSDmitry Baryshkov };
86*9a0dfe9bSDmitry Baryshkov 
87*9a0dfe9bSDmitry Baryshkov #endif
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