1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (C) 2012 Samsung Electronics 4 * 5 * Author: Donghwa Lee <dh09.lee (at) samsung.com> 6 */ 7 8 #ifndef _DP_INFO_H 9 #define _DP_INFO_H 10 11 #define msleep(a) udelay(a * 1000) 12 13 #define DP_TIMEOUT_LOOP_COUNT 100 14 #define MAX_CR_LOOP 5 15 #define MAX_EQ_LOOP 4 16 17 #define EXYNOS_DP_SUCCESS 0 18 19 enum { 20 DP_DISABLE, 21 DP_ENABLE, 22 }; 23 24 struct edp_disp_info { 25 char *name; 26 unsigned int h_total; 27 unsigned int h_res; 28 unsigned int h_sync_width; 29 unsigned int h_back_porch; 30 unsigned int h_front_porch; 31 unsigned int v_total; 32 unsigned int v_res; 33 unsigned int v_sync_width; 34 unsigned int v_back_porch; 35 unsigned int v_front_porch; 36 37 unsigned int v_sync_rate; 38 }; 39 40 struct edp_link_train_info { 41 unsigned int lt_status; 42 43 unsigned int ep_loop; 44 unsigned int cr_loop[4]; 45 46 }; 47 48 struct edp_video_info { 49 unsigned int master_mode; 50 unsigned int bist_mode; 51 unsigned int bist_pattern; 52 53 unsigned int h_sync_polarity; 54 unsigned int v_sync_polarity; 55 unsigned int interlaced; 56 57 unsigned int color_space; 58 unsigned int dynamic_range; 59 unsigned int ycbcr_coeff; 60 unsigned int color_depth; 61 }; 62 63 struct exynos_dp_priv { 64 struct edp_disp_info disp_info; 65 struct edp_link_train_info lt_info; 66 struct edp_video_info video_info; 67 68 /*below info get from panel during training*/ 69 unsigned char lane_bw; 70 unsigned char lane_cnt; 71 unsigned char dpcd_rev; 72 /*support enhanced frame cap */ 73 unsigned char dpcd_efc; 74 struct exynos_dp *regs; 75 }; 76 77 enum analog_power_block { 78 AUX_BLOCK, 79 CH0_BLOCK, 80 CH1_BLOCK, 81 CH2_BLOCK, 82 CH3_BLOCK, 83 ANALOG_TOTAL, 84 POWER_ALL 85 }; 86 87 enum pll_status { 88 PLL_UNLOCKED = 0, 89 PLL_LOCKED 90 }; 91 92 enum { 93 COLOR_RGB, 94 COLOR_YCBCR422, 95 COLOR_YCBCR444 96 }; 97 98 enum { 99 VESA, 100 CEA 101 }; 102 103 enum { 104 COLOR_YCBCR601, 105 COLOR_YCBCR709 106 }; 107 108 enum { 109 COLOR_6, 110 COLOR_8, 111 COLOR_10, 112 COLOR_12 113 }; 114 115 enum { 116 DP_LANE_BW_1_62 = 0x06, 117 DP_LANE_BW_2_70 = 0x0a, 118 }; 119 120 enum { 121 DP_LANE_CNT_1 = 1, 122 DP_LANE_CNT_2 = 2, 123 DP_LANE_CNT_4 = 4, 124 }; 125 126 enum { 127 DP_DPCD_REV_10 = 0x10, 128 DP_DPCD_REV_11 = 0x11, 129 }; 130 131 enum { 132 DP_LT_NONE, 133 DP_LT_START, 134 DP_LT_CR, 135 DP_LT_ET, 136 DP_LT_FINISHED, 137 DP_LT_FAIL, 138 }; 139 140 enum { 141 PRE_EMPHASIS_LEVEL_0, 142 PRE_EMPHASIS_LEVEL_1, 143 PRE_EMPHASIS_LEVEL_2, 144 PRE_EMPHASIS_LEVEL_3, 145 }; 146 147 enum { 148 PRBS7, 149 D10_2, 150 TRAINING_PTN1, 151 TRAINING_PTN2, 152 DP_NONE 153 }; 154 155 enum { 156 VOLTAGE_LEVEL_0, 157 VOLTAGE_LEVEL_1, 158 VOLTAGE_LEVEL_2, 159 VOLTAGE_LEVEL_3, 160 }; 161 162 enum pattern_type { 163 NO_PATTERN, 164 COLOR_RAMP, 165 BALCK_WHITE_V_LINES, 166 COLOR_SQUARE, 167 INVALID_PATTERN, 168 COLORBAR_32, 169 COLORBAR_64, 170 WHITE_GRAY_BALCKBAR_32, 171 WHITE_GRAY_BALCKBAR_64, 172 MOBILE_WHITEBAR_32, 173 MOBILE_WHITEBAR_64 174 }; 175 176 enum { 177 CALCULATED_M, 178 REGISTER_M 179 }; 180 181 enum { 182 VIDEO_TIMING_FROM_CAPTURE, 183 VIDEO_TIMING_FROM_REGISTER 184 }; 185 186 187 struct exynos_dp_platform_data { 188 struct exynos_dp_priv *edp_dev_info; 189 }; 190 191 #ifdef CONFIG_EXYNOS_DP 192 unsigned int exynos_init_dp(void); 193 #else 194 unsigned int exynos_init_dp(void) 195 { 196 return 0; 197 } 198 #endif 199 200 #endif /* _DP_INFO_H */ 201
