1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3 * Copyright (C) 2012 Samsung Electronics
4 *
5 * Author: Donghwa Lee <dh09.lee@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
exynos_init_dp(void)194 unsigned int exynos_init_dp(void)
195 {
196 return 0;
197 }
198 #endif
199
200 #include <linux/delay.h>
201 #endif /* _DP_INFO_H */
202