linux/include/video/exynos_dp.h
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   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 */
 132
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