1 /*
2  * Copyright (c) 2015 Google, Inc
3  * Copyright 2014 Rockchip Inc.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef _ASM_ARCH_EDP_H
9 #define _ASM_ARCH_EDP_H
10 
11 struct rk3288_edp {
12 	u8	res0[0x10];
13 	u32	dp_tx_version;
14 	u8	res1[0x4];
15 	u32	func_en_1;
16 	u32	func_en_2;
17 	u32	video_ctl_1;
18 	u32	video_ctl_2;
19 	u32	video_ctl_3;
20 	u32	video_ctl_4;
21 	u8	res2[0xc];
22 	u32	video_ctl_8;
23 	u8	res3[0x4];
24 	u32	video_ctl_10;
25 	u32	total_line_l;
26 	u32	total_line_h;
27 	u32	active_line_l;
28 	u32	active_line_h;
29 	u32	v_f_porch;
30 	u32	vsync;
31 	u32	v_b_porch;
32 	u32	total_pixel_l;
33 	u32	total_pixel_h;
34 	u32	active_pixel_l;
35 	u32	active_pixel_h;
36 	u32	h_f_porch_l;
37 	u32	h_f_porch_h;
38 	u32	hsync_l;
39 	u32	hysnc_h;
40 	u32	h_b_porch_l;
41 	u32	h_b_porch_h;
42 	u32	vid_status;
43 	u32	total_line_sta_l;
44 	u32	total_line_sta_h;
45 	u32	active_line_sta_l;
46 	u32	active_line_sta_h;
47 	u32	v_f_porch_sta;
48 	u32	vsync_sta;
49 	u32	v_b_porch_sta;
50 	u32	total_pixel_sta_l;
51 	u32	total_pixel_sta_h;
52 	u32	active_pixel_sta_l;
53 	u32	active_pixel_sta_h;
54 	u32	h_f_porch_sta_l;
55 	u32	h_f_porch_sta_h;
56 	u32	hsync_sta_l;
57 	u32	hsync_sta_h;
58 	u32	h_b_porch_sta_l;
59 	u32	h_b_porch__sta_h;
60 	u8      res4[0x28];
61 	u32	pll_reg_1;
62 	u8	res5[4];
63 	u32	ssc_reg;
64 	u8	res6[0xc];
65 	u32	tx_common;
66 	u32	tx_common2;
67 	u8	res7[0x4];
68 	u32	dp_aux;
69 	u32	dp_bias;
70 	u32	dp_test;
71 	u32	dp_pd;
72 	u32	dp_reserv1;
73 	u32	dp_reserv2;
74 	u8	res8[0x224];
75 	u32	lane_map;
76 	u8	res9[0x14];
77 	u32	analog_ctl_2;
78 	u8	res10[0x48];
79 	u32	int_state;
80 	u32	common_int_sta_1;
81 	u32	common_int_sta_2;
82 	u32	common_int_sta_3;
83 	u32	common_int_sta_4;
84 	u32	spdif_biphase_int_sta;
85 	u8	res11[0x4];
86 	u32	dp_int_sta;
87 	u32	common_int_mask_1;
88 	u32	common_int_mask_2;
89 	u32	common_int_mask_3;
90 	u32	common_int_mask_4;
91 	u8	res12[0x08];
92 	u32	int_sta_mask;
93 	u32	int_ctl;
94 	u8	res13[0x200];
95 	u32	sys_ctl_1;
96 	u32	sys_ctl_2;
97 	u32	sys_ctl_3;
98 	u32	sys_ctl_4;
99 	u32	dp_vid_ctl;
100 	u8	res14[0x4];
101 	u32	dp_aud_ctl;
102 	u8	res15[0x24];
103 	u32	pkt_send_ctl;
104 	u8	res16[0x4];
105 	u32	dp_hdcp_ctl;
106 	u8	res17[0x34];
107 	u32	link_bw_set;
108 	u32	lane_count_set;
109 	u32	dp_training_ptn_set;
110 	u32	ln_link_trn_ctl[4];
111 	u8	res18[0x4];
112 	u32	dp_hw_link_training;
113 	u8	res19[0x1c];
114 	u32	dp_debug_ctl;
115 	u32	hpd_deglitch_l;
116 	u32	hpd_deglitch_h;
117 	u8	res20[0x14];
118 	u32	dp_link_debug_ctl;
119 	u8	res21[0x1c];
120 	u32	m_vid_0;
121 	u32	m_vid_1;
122 	u32	m_vid_2;
123 	u32	n_vid_0;
124 	u32	n_vid_1;
125 	u32	n_vid_2;
126 	u32	m_vid_mon;
127 	u8	res22[0x14];
128 	u32	dp_video_fifo_thrd;
129 	u8	res23[0x8];
130 	u32	dp_audio_margin;
131 	u8	res24[0x20];
132 	u32	dp_m_cal_ctl;
133 	u32	m_vid_gen_filter_th;
134 	u8	res25[0x10];
135 	u32	m_aud_gen_filter_th;
136 	u8	res26[0x4];
137 	u32	aux_ch_sta;
138 	u32	aux_err_num;
139 	u32	aux_ch_defer_dtl;
140 	u32	aux_rx_comm;
141 	u32	buf_data_ctl;
142 	u32	aux_ch_ctl_1;
143 	u32	aux_addr_7_0;
144 	u32	aux_addr_15_8;
145 	u32	aux_addr_19_16;
146 	u32	aux_ch_ctl_2;
147 	u8	res27[0x18];
148 	u32	buf_data[16];
149 	u32	soc_general_ctl;
150 	u8	res29[0x1e0];
151 	u32	pll_reg_2;
152 	u32	pll_reg_3;
153 	u32	pll_reg_4;
154 	u8	res30[0x10];
155 	u32	pll_reg_5;
156 };
157 check_member(rk3288_edp, pll_reg_5, 0xa00);
158 
159 /* func_en_1 */
160 #define VID_CAP_FUNC_EN_N			(0x1 << 6)
161 #define VID_FIFO_FUNC_EN_N			(0x1 << 5)
162 #define AUD_FIFO_FUNC_EN_N			(0x1 << 4)
163 #define AUD_FUNC_EN_N				(0x1 << 3)
164 #define HDCP_FUNC_EN_N				(0x1 << 2)
165 #define SW_FUNC_EN_N				(0x1 << 0)
166 
167 /* func_en_2 */
168 #define SSC_FUNC_EN_N				(0x1 << 7)
169 #define AUX_FUNC_EN_N				(0x1 << 2)
170 #define SERDES_FIFO_FUNC_EN_N			(0x1 << 1)
171 #define LS_CLK_DOMAIN_FUNC_EN_N			(0x1 << 0)
172 
173 /* video_ctl_1 */
174 #define VIDEO_EN				(0x1 << 7)
175 #define VIDEO_MUTE				(0x1 << 6)
176 
177 /* video_ctl_2 */
178 #define IN_D_RANGE_MASK				(0x1 << 7)
179 #define IN_D_RANGE_SHIFT			(7)
180 #define IN_D_RANGE_CEA				(0x1 << 7)
181 #define IN_D_RANGE_VESA				(0x0 << 7)
182 #define IN_BPC_MASK				(0x7 << 4)
183 #define IN_BPC_SHIFT				(4)
184 #define IN_BPC_12_BITS				(0x3 << 4)
185 #define IN_BPC_10_BITS				(0x2 << 4)
186 #define IN_BPC_8_BITS				(0x1 << 4)
187 #define IN_BPC_6_BITS				(0x0 << 4)
188 #define IN_COLOR_F_MASK				(0x3 << 0)
189 #define IN_COLOR_F_SHIFT			(0)
190 #define IN_COLOR_F_YCBCR444			(0x2 << 0)
191 #define IN_COLOR_F_YCBCR422			(0x1 << 0)
192 #define IN_COLOR_F_RGB				(0x0 << 0)
193 
194 /* video_ctl_3 */
195 #define IN_YC_COEFFI_MASK			(0x1 << 7)
196 #define IN_YC_COEFFI_SHIFT			(7)
197 #define IN_YC_COEFFI_ITU709			(0x1 << 7)
198 #define IN_YC_COEFFI_ITU601			(0x0 << 7)
199 #define VID_CHK_UPDATE_TYPE_MASK		(0x1 << 4)
200 #define VID_CHK_UPDATE_TYPE_SHIFT		(4)
201 #define VID_CHK_UPDATE_TYPE_1			(0x1 << 4)
202 #define VID_CHK_UPDATE_TYPE_0			(0x0 << 4)
203 
204 /* video_ctl_4 */
205 #define BIST_EN					(0x1 << 3)
206 #define BIST_WH_64				(0x1 << 2)
207 #define BIST_WH_32				(0x0 << 2)
208 #define BIST_TYPE_COLR_BAR			(0x0 << 0)
209 #define BIST_TYPE_GRAY_BAR			(0x1 << 0)
210 #define BIST_TYPE_MOBILE_BAR			(0x2 << 0)
211 
212 /* video_ctl_8 */
213 #define VID_HRES_TH(x)				(((x) & 0xf) << 4)
214 #define VID_VRES_TH(x)				(((x) & 0xf) << 0)
215 
216 /* video_ctl_10 */
217 #define F_SEL					(0x1 << 4)
218 #define INTERACE_SCAN_CFG			(0x1 << 2)
219 #define INTERACD_SCAN_CFG_OFFSET		2
220 #define VSYNC_POLARITY_CFG			(0x1 << 1)
221 #define VSYNC_POLARITY_CFG_OFFSET		1
222 #define HSYNC_POLARITY_CFG			(0x1 << 0)
223 #define HSYNC_POLARITY_CFG_OFFSET		0
224 
225 /* dp_pd */
226 #define PD_INC_BG				(0x1 << 7)
227 #define PD_EXP_BG				(0x1 << 6)
228 #define PD_AUX					(0x1 << 5)
229 #define PD_PLL					(0x1 << 4)
230 #define PD_CH3					(0x1 << 3)
231 #define PD_CH2					(0x1 << 2)
232 #define PD_CH1					(0x1 << 1)
233 #define PD_CH0					(0x1 << 0)
234 
235 /* pll_reg_1 */
236 #define REF_CLK_24M				(0x1 << 1)
237 #define REF_CLK_27M				(0x0 << 1)
238 
239 /* line_map */
240 #define LANE3_MAP_LOGIC_LANE_0			(0x0 << 6)
241 #define LANE3_MAP_LOGIC_LANE_1			(0x1 << 6)
242 #define LANE3_MAP_LOGIC_LANE_2			(0x2 << 6)
243 #define LANE3_MAP_LOGIC_LANE_3			(0x3 << 6)
244 #define LANE2_MAP_LOGIC_LANE_0			(0x0 << 4)
245 #define LANE2_MAP_LOGIC_LANE_1			(0x1 << 4)
246 #define LANE2_MAP_LOGIC_LANE_2			(0x2 << 4)
247 #define LANE2_MAP_LOGIC_LANE_3			(0x3 << 4)
248 #define LANE1_MAP_LOGIC_LANE_0			(0x0 << 2)
249 #define LANE1_MAP_LOGIC_LANE_1			(0x1 << 2)
250 #define LANE1_MAP_LOGIC_LANE_2			(0x2 << 2)
251 #define LANE1_MAP_LOGIC_LANE_3			(0x3 << 2)
252 #define LANE0_MAP_LOGIC_LANE_0			(0x0 << 0)
253 #define LANE0_MAP_LOGIC_LANE_1			(0x1 << 0)
254 #define LANE0_MAP_LOGIC_LANE_2			(0x2 << 0)
255 #define LANE0_MAP_LOGIC_LANE_3			(0x3 << 0)
256 
257 /* analog_ctl_2 */
258 #define SEL_24M					(0x1 << 3)
259 
260 /* common_int_sta_1 */
261 #define VSYNC_DET				(0x1 << 7)
262 #define PLL_LOCK_CHG				(0x1 << 6)
263 #define SPDIF_ERR				(0x1 << 5)
264 #define SPDIF_UNSTBL				(0x1 << 4)
265 #define VID_FORMAT_CHG				(0x1 << 3)
266 #define AUD_CLK_CHG				(0x1 << 2)
267 #define VID_CLK_CHG				(0x1 << 1)
268 #define SW_INT					(0x1 << 0)
269 
270 /* common_int_sta_2 */
271 #define ENC_EN_CHG				(0x1 << 6)
272 #define HW_BKSV_RDY				(0x1 << 3)
273 #define HW_SHA_DONE				(0x1 << 2)
274 #define HW_AUTH_STATE_CHG			(0x1 << 1)
275 #define HW_AUTH_DONE				(0x1 << 0)
276 
277 /* common_int_sta_3 */
278 #define AFIFO_UNDER				(0x1 << 7)
279 #define AFIFO_OVER				(0x1 << 6)
280 #define R0_CHK_FLAG				(0x1 << 5)
281 
282 /* common_int_sta_4 */
283 #define PSR_ACTIVE				(0x1 << 7)
284 #define PSR_INACTIVE				(0x1 << 6)
285 #define SPDIF_BI_PHASE_ERR			(0x1 << 5)
286 #define HOTPLUG_CHG				(0x1 << 2)
287 #define HPD_LOST				(0x1 << 1)
288 #define PLUG					(0x1 << 0)
289 
290 /* dp_int_sta */
291 #define INT_HPD					(0x1 << 6)
292 #define HW_LT_DONE				(0x1 << 5)
293 #define SINK_LOST				(0x1 << 3)
294 #define LINK_LOST				(0x1 << 2)
295 #define RPLY_RECEIV				(0x1 << 1)
296 #define AUX_ERR					(0x1 << 0)
297 
298 /* int_ctl */
299 #define SOFT_INT_CTRL				(0x1 << 2)
300 #define INT_POL					(0x1 << 0)
301 
302 /* sys_ctl_1 */
303 #define DET_STA					(0x1 << 2)
304 #define FORCE_DET				(0x1 << 1)
305 #define DET_CTRL				(0x1 << 0)
306 
307 /* sys_ctl_2 */
308 #define CHA_CRI(x)				(((x) & 0xf) << 4)
309 #define CHA_STA					(0x1 << 2)
310 #define FORCE_CHA				(0x1 << 1)
311 #define CHA_CTRL				(0x1 << 0)
312 
313 /* sys_ctl_3 */
314 #define HPD_STATUS				(0x1 << 6)
315 #define F_HPD					(0x1 << 5)
316 #define HPD_CTRL				(0x1 << 4)
317 #define HDCP_RDY				(0x1 << 3)
318 #define STRM_VALID				(0x1 << 2)
319 #define F_VALID					(0x1 << 1)
320 #define VALID_CTRL				(0x1 << 0)
321 
322 /* sys_ctl_4 */
323 #define FIX_M_AUD				(0x1 << 4)
324 #define ENHANCED				(0x1 << 3)
325 #define FIX_M_VID				(0x1 << 2)
326 #define M_VID_UPDATE_CTRL			(0x3 << 0)
327 
328 /* pll_reg_2 */
329 #define LDO_OUTPUT_V_SEL_145			(2 << 6)
330 #define KVCO_DEFALUT				(1 << 4)
331 #define CHG_PUMP_CUR_SEL_5US			(1 << 2)
332 #define V2L_CUR_SEL_1MA				(1 << 0)
333 
334 /* pll_reg_3 */
335 #define LOCK_DET_CNT_SEL_256			(2 << 5)
336 #define LOOP_FILTER_RESET			(0 << 4)
337 #define PALL_SSC_RESET				(0 << 3)
338 #define LOCK_DET_BYPASS				(0 << 2)
339 #define PLL_LOCK_DET_MODE			(0 << 1)
340 #define PLL_LOCK_DET_FORCE			(0 << 0)
341 
342 /* pll_reg_5 */
343 #define REGULATOR_V_SEL_950MV			(2 << 4)
344 #define STANDBY_CUR_SEL				(0 << 3)
345 #define CHG_PUMP_INOUT_CTRL_1200MV		(1 << 1)
346 #define CHG_PUMP_INPUT_CTRL_OP			(0 << 0)
347 
348 /* ssc_reg */
349 #define SSC_OFFSET				(0 << 6)
350 #define SSC_MODE				(1 << 4)
351 #define SSC_DEPTH				(9 << 0)
352 
353 /* tx_common */
354 #define TX_SWING_PRE_EMP_MODE			(1 << 7)
355 #define PRE_DRIVER_PW_CTRL1			(0 << 5)
356 #define LP_MODE_CLK_REGULATOR			(0 << 4)
357 #define RESISTOR_MSB_CTRL			(0 << 3)
358 #define RESISTOR_CTRL				(7 << 0)
359 
360 /* dp_aux */
361 #define DP_AUX_COMMON_MODE			(0 << 4)
362 #define DP_AUX_EN				(0 << 3)
363 #define AUX_TERM_50OHM				(3 << 0)
364 
365 /* dp_bias */
366 #define DP_BG_OUT_SEL				(4 << 4)
367 #define DP_DB_CUR_CTRL				(0 << 3)
368 #define DP_BG_SEL				(1 << 2)
369 #define DP_RESISTOR_TUNE_BG			(2 << 0)
370 
371 /* dp_reserv2 */
372 #define CH1_CH3_SWING_EMP_CTRL			(5 << 4)
373 #define CH0_CH2_SWING_EMP_CTRL			(5 << 0)
374 
375 /* dp_training_ptn_set */
376 #define SCRAMBLING_DISABLE			(0x1 << 5)
377 #define SCRAMBLING_ENABLE			(0x0 << 5)
378 #define LINK_QUAL_PATTERN_SET_MASK		(0x7 << 2)
379 #define LINK_QUAL_PATTERN_SET_HBR2		(0x5 << 2)
380 #define LINK_QUAL_PATTERN_SET_80BIT		(0x4 << 2)
381 #define LINK_QUAL_PATTERN_SET_PRBS7		(0x3 << 2)
382 #define LINK_QUAL_PATTERN_SET_D10_2		(0x1 << 2)
383 #define LINK_QUAL_PATTERN_SET_DISABLE		(0x0 << 2)
384 #define SW_TRAINING_PATTERN_SET_MASK		(0x3 << 0)
385 #define SW_TRAINING_PATTERN_SET_PTN2		(0x2 << 0)
386 #define SW_TRAINING_PATTERN_SET_PTN1		(0x1 << 0)
387 #define SW_TRAINING_PATTERN_SET_DISABLE		(0x0 << 0)
388 
389 /* dp_hw_link_training_ctl */
390 #define HW_LT_ERR_CODE_MASK			0x70
391 #define HW_LT_ERR_CODE_SHIFT			4
392 #define HW_LT_EN				(0x1 << 0)
393 
394 /* dp_debug_ctl */
395 #define PLL_LOCK				(0x1 << 4)
396 #define F_PLL_LOCK				(0x1 << 3)
397 #define PLL_LOCK_CTRL				(0x1 << 2)
398 #define POLL_EN					(0x1 << 1)
399 #define PN_INV					(0x1 << 0)
400 
401 /* aux_ch_sta */
402 #define AUX_BUSY				(0x1 << 4)
403 #define AUX_STATUS_MASK				(0xf << 0)
404 
405 /* aux_ch_defer_ctl */
406 #define DEFER_CTRL_EN				(0x1 << 7)
407 #define DEFER_COUNT(x)				(((x) & 0x7f) << 0)
408 
409 /* aux_rx_comm */
410 #define AUX_RX_COMM_I2C_DEFER			(0x2 << 2)
411 #define AUX_RX_COMM_AUX_DEFER			(0x2 << 0)
412 
413 /* buffer_data_ctl */
414 #define BUF_CLR					(0x1 << 7)
415 #define BUF_HAVE_DATA				(0x1 << 4)
416 #define BUF_DATA_COUNT(x)			(((x) & 0xf) << 0)
417 
418 /* aux_ch_ctl_1 */
419 #define AUX_LENGTH(x)				(((x - 1) & 0xf) << 4)
420 #define AUX_TX_COMM_MASK			(0xf << 0)
421 #define AUX_TX_COMM_DP_TRANSACTION		(0x1 << 3)
422 #define AUX_TX_COMM_I2C_TRANSACTION		(0x0 << 3)
423 #define AUX_TX_COMM_MOT				(0x1 << 2)
424 #define AUX_TX_COMM_WRITE			(0x0 << 0)
425 #define AUX_TX_COMM_READ			(0x1 << 0)
426 
427 /* aux_ch_ctl_2 */
428 #define PD_AUX_IDLE				(0x1 << 3)
429 #define ADDR_ONLY				(0x1 << 1)
430 #define AUX_EN					(0x1 << 0)
431 
432 /* tx_sw_reset */
433 #define RST_DP_TX				(0x1 << 0)
434 
435 /* analog_ctl_1 */
436 #define TX_TERMINAL_CTRL_50_OHM			(0x1 << 4)
437 
438 /* analog_ctl_3 */
439 #define DRIVE_DVDD_BIT_1_0625V			(0x4 << 5)
440 #define VCO_BIT_600_MICRO			(0x5 << 0)
441 
442 /* pll_filter_ctl_1 */
443 #define PD_RING_OSC				(0x1 << 6)
444 #define AUX_TERMINAL_CTRL_37_5_OHM		(0x0 << 4)
445 #define AUX_TERMINAL_CTRL_45_OHM		(0x1 << 4)
446 #define AUX_TERMINAL_CTRL_50_OHM		(0x2 << 4)
447 #define AUX_TERMINAL_CTRL_65_OHM		(0x3 << 4)
448 #define TX_CUR1_2X				(0x1 << 2)
449 #define TX_CUR_16_MA				(0x3 << 0)
450 
451 /* Definition for DPCD Register */
452 #define DPCD_DPCD_REV				(0x0000)
453 #define DPCD_MAX_LINK_RATE			(0x0001)
454 #define DPCD_MAX_LANE_COUNT			(0x0002)
455 #define DP_MAX_LANE_COUNT_MASK			0x1f
456 #define DP_TPS3_SUPPORTED			(1 << 6)
457 #define DP_ENHANCED_FRAME_CAP			(1 << 7)
458 
459 #define DPCD_LINK_BW_SET			(0x0100)
460 #define DPCD_LANE_COUNT_SET			(0x0101)
461 
462 #define DPCD_TRAINING_PATTERN_SET		(0x0102)
463 #define DP_TRAINING_PATTERN_DISABLE		0
464 #define DP_TRAINING_PATTERN_1			1
465 #define DP_TRAINING_PATTERN_2			2
466 #define DP_TRAINING_PATTERN_3			3
467 #define DP_TRAINING_PATTERN_MASK		0x3
468 
469 #define DPCD_TRAINING_LANE0_SET			(0x0103)
470 #define DP_TRAIN_VOLTAGE_SWING_MASK		0x3
471 #define DP_TRAIN_VOLTAGE_SWING_SHIFT		0
472 #define DP_TRAIN_MAX_SWING_REACHED		(1 << 2)
473 #define DP_TRAIN_VOLTAGE_SWING_400		(0 << 0)
474 #define DP_TRAIN_VOLTAGE_SWING_600		(1 << 0)
475 #define DP_TRAIN_VOLTAGE_SWING_800		(2 << 0)
476 #define DP_TRAIN_VOLTAGE_SWING_1200		(3 << 0)
477 
478 #define DP_TRAIN_PRE_EMPHASIS_MASK		(3 << 3)
479 #define DP_TRAIN_PRE_EMPHASIS_0			(0 << 3)
480 #define DP_TRAIN_PRE_EMPHASIS_3_5		(1 << 3)
481 #define DP_TRAIN_PRE_EMPHASIS_6			(2 << 3)
482 #define DP_TRAIN_PRE_EMPHASIS_9_5		(3 << 3)
483 
484 #define DP_TRAIN_PRE_EMPHASIS_SHIFT		3
485 #define DP_TRAIN_MAX_PRE_EMPHASIS_REACHED	(1 << 5)
486 
487 #define DPCD_LANE0_1_STATUS			(0x0202)
488 #define DPCD_LANE2_3_STATUS			(0x0203)
489 #define DP_LANE_CR_DONE				(1 << 0)
490 #define DP_LANE_CHANNEL_EQ_DONE			(1 << 1)
491 #define DP_LANE_SYMBOL_LOCKED			(1 << 2)
492 #define DP_CHANNEL_EQ_BITS			(DP_LANE_CR_DONE |\
493 						DP_LANE_CHANNEL_EQ_DONE |\
494 						DP_LANE_SYMBOL_LOCKED)
495 
496 #define DPCD_LANE_ALIGN_STATUS_UPDATED		(0x0204)
497 #define DP_INTERLANE_ALIGN_DONE			(1 << 0)
498 #define DP_DOWNSTREAM_PORT_STATUS_CHANGED	(1 << 6)
499 #define DP_LINK_STATUS_UPDATED			(1 << 7)
500 
501 #define DPCD_ADJUST_REQUEST_LANE0_1		(0x0206)
502 #define DPCD_ADJUST_REQUEST_LANE2_3		(0x0207)
503 #define DP_ADJUST_VOLTAGE_SWING_LANE0_MASK	0x03
504 #define DP_ADJUST_VOLTAGE_SWING_LANE0_SHIFT	0
505 #define DP_ADJUST_PRE_EMPHASIS_LANE0_MASK	0x0c
506 #define DP_ADJUST_PRE_EMPHASIS_LANE0_SHIFT	2
507 #define DP_ADJUST_VOLTAGE_SWING_LANE1_MASK	0x30
508 #define DP_ADJUST_VOLTAGE_SWING_LANE1_SHIFT	4
509 #define DP_ADJUST_PRE_EMPHASIS_LANE1_MASK	0xc0
510 #define DP_ADJUST_PRE_EMPHASIS_LANE1_SHIFT	6
511 
512 #define DPCD_TEST_REQUEST			(0x0218)
513 #define DPCD_TEST_RESPONSE			(0x0260)
514 #define DPCD_TEST_EDID_CHECKSUM			(0x0261)
515 #define DPCD_LINK_POWER_STATE			(0x0600)
516 #define DP_SET_POWER_D0				0x1
517 #define DP_SET_POWER_D3				0x2
518 #define DP_SET_POWER_MASK			0x3
519 
520 #define AUX_ADDR_7_0(x)				(((x) >> 0) & 0xff)
521 #define AUX_ADDR_15_8(x)			(((x) >> 8) & 0xff)
522 #define AUX_ADDR_19_16(x)			(((x) >> 16) & 0x0f)
523 
524 #define STREAM_ON_TIMEOUT 100
525 #define PLL_LOCK_TIMEOUT 10
526 #define DP_INIT_TRIES 10
527 
528 #define EDID_ADDR				0x50
529 #define EDID_LENGTH				0x80
530 #define EDID_HEADER				0x00
531 #define EDID_EXTENSION_FLAG			0x7e
532 
533 
534 enum dpcd_request {
535 	DPCD_READ,
536 	DPCD_WRITE,
537 };
538 
539 enum dp_irq_type {
540 	DP_IRQ_TYPE_HP_CABLE_IN,
541 	DP_IRQ_TYPE_HP_CABLE_OUT,
542 	DP_IRQ_TYPE_HP_CHANGE,
543 	DP_IRQ_TYPE_UNKNOWN,
544 };
545 
546 enum color_coefficient {
547 	COLOR_YCBCR601,
548 	COLOR_YCBCR709
549 };
550 
551 enum dynamic_range {
552 	VESA,
553 	CEA
554 };
555 
556 enum clock_recovery_m_value_type {
557 	CALCULATED_M,
558 	REGISTER_M
559 };
560 
561 enum video_timing_recognition_type {
562 	VIDEO_TIMING_FROM_CAPTURE,
563 	VIDEO_TIMING_FROM_REGISTER
564 };
565 
566 enum pattern_set {
567 	PRBS7,
568 	D10_2,
569 	TRAINING_PTN1,
570 	TRAINING_PTN2,
571 	DP_NONE
572 };
573 
574 enum color_space {
575 	CS_RGB,
576 	CS_YCBCR422,
577 	CS_YCBCR444
578 };
579 
580 enum color_depth {
581 	COLOR_6,
582 	COLOR_8,
583 	COLOR_10,
584 	COLOR_12
585 };
586 
587 enum link_rate_type {
588 	LINK_RATE_1_62GBPS = 0x06,
589 	LINK_RATE_2_70GBPS = 0x0a
590 };
591 
592 enum link_lane_count_type {
593 	LANE_CNT1 = 1,
594 	LANE_CNT2 = 2,
595 	LANE_CNT4 = 4
596 };
597 
598 enum link_training_state {
599 	LT_START,
600 	LT_CLK_RECOVERY,
601 	LT_EQ_TRAINING,
602 	FINISHED,
603 	FAILED
604 };
605 
606 enum voltage_swing_level {
607 	VOLTAGE_LEVEL_0,
608 	VOLTAGE_LEVEL_1,
609 	VOLTAGE_LEVEL_2,
610 	VOLTAGE_LEVEL_3,
611 };
612 
613 enum pre_emphasis_level {
614 	PRE_EMPHASIS_LEVEL_0,
615 	PRE_EMPHASIS_LEVEL_1,
616 	PRE_EMPHASIS_LEVEL_2,
617 	PRE_EMPHASIS_LEVEL_3,
618 };
619 
620 enum analog_power_block {
621 	AUX_BLOCK,
622 	CH0_BLOCK,
623 	CH1_BLOCK,
624 	CH2_BLOCK,
625 	CH3_BLOCK,
626 	ANALOG_TOTAL,
627 	POWER_ALL
628 };
629 
630 struct link_train {
631 	unsigned char revision;
632 	u8 link_rate;
633 	u8 lane_count;
634 };
635 
636 #endif
637