tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Samsung SoC DP device support
3 *
4 * Copyright (C) 2012 Samsung Electronics Co., Ltd.
5 * Author: Jingoo Han <jg1.han@samsung.com>
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 version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#ifndef _EXYNOS_DP_H
13#define _EXYNOS_DP_H
14
15#define DP_TIMEOUT_LOOP_COUNT 100
16#define MAX_CR_LOOP 5
17#define MAX_EQ_LOOP 5
18
19enum link_rate_type {
20 LINK_RATE_1_62GBPS = 0x06,
21 LINK_RATE_2_70GBPS = 0x0a
22};
23
24enum link_lane_count_type {
25 LANE_COUNT1 = 1,
26 LANE_COUNT2 = 2,
27 LANE_COUNT4 = 4
28};
29
30enum link_training_state {
31 START,
32 CLOCK_RECOVERY,
33 EQUALIZER_TRAINING,
34 FINISHED,
35 FAILED
36};
37
38enum voltage_swing_level {
39 VOLTAGE_LEVEL_0,
40 VOLTAGE_LEVEL_1,
41 VOLTAGE_LEVEL_2,
42 VOLTAGE_LEVEL_3,
43};
44
45enum pre_emphasis_level {
46 PRE_EMPHASIS_LEVEL_0,
47 PRE_EMPHASIS_LEVEL_1,
48 PRE_EMPHASIS_LEVEL_2,
49 PRE_EMPHASIS_LEVEL_3,
50};
51
52enum pattern_set {
53 PRBS7,
54 D10_2,
55 TRAINING_PTN1,
56 TRAINING_PTN2,
57 DP_NONE
58};
59
60enum color_space {
61 COLOR_RGB,
62 COLOR_YCBCR422,
63 COLOR_YCBCR444
64};
65
66enum color_depth {
67 COLOR_6,
68 COLOR_8,
69 COLOR_10,
70 COLOR_12
71};
72
73enum color_coefficient {
74 COLOR_YCBCR601,
75 COLOR_YCBCR709
76};
77
78enum dynamic_range {
79 VESA,
80 CEA
81};
82
83enum pll_status {
84 PLL_UNLOCKED,
85 PLL_LOCKED
86};
87
88enum clock_recovery_m_value_type {
89 CALCULATED_M,
90 REGISTER_M
91};
92
93enum video_timing_recognition_type {
94 VIDEO_TIMING_FROM_CAPTURE,
95 VIDEO_TIMING_FROM_REGISTER
96};
97
98enum analog_power_block {
99 AUX_BLOCK,
100 CH0_BLOCK,
101 CH1_BLOCK,
102 CH2_BLOCK,
103 CH3_BLOCK,
104 ANALOG_TOTAL,
105 POWER_ALL
106};
107
108struct video_info {
109 char *name;
110
111 bool h_sync_polarity;
112 bool v_sync_polarity;
113 bool interlaced;
114
115 enum color_space color_space;
116 enum dynamic_range dynamic_range;
117 enum color_coefficient ycbcr_coeff;
118 enum color_depth color_depth;
119
120 enum link_rate_type link_rate;
121 enum link_lane_count_type lane_count;
122};
123
124struct exynos_dp_platdata {
125 struct video_info *video_info;
126
127 void (*phy_init)(void);
128 void (*phy_exit)(void);
129};
130
131#endif /* _EXYNOS_DP_H */