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