xref: /linux/drivers/gpu/drm/tegra/dsi.h (revision e94236cde4d519cdecd45e2435defba33abdc99f)
1dec72739SThierry Reding /*
2dec72739SThierry Reding  * Copyright (C) 2013 NVIDIA Corporation
3dec72739SThierry Reding  *
49a2ac2dcSThierry Reding  * This program is free software; you can redistribute it and/or modify
59a2ac2dcSThierry Reding  * it under the terms of the GNU General Public License version 2 as
69a2ac2dcSThierry Reding  * published by the Free Software Foundation.
7dec72739SThierry Reding  */
8dec72739SThierry Reding 
9dec72739SThierry Reding #ifndef DRM_TEGRA_DSI_H
10dec72739SThierry Reding #define DRM_TEGRA_DSI_H
11dec72739SThierry Reding 
12dec72739SThierry Reding #define DSI_INCR_SYNCPT			0x00
13dec72739SThierry Reding #define DSI_INCR_SYNCPT_CONTROL		0x01
14dec72739SThierry Reding #define DSI_INCR_SYNCPT_ERROR		0x02
15dec72739SThierry Reding #define DSI_CTXSW			0x08
16dec72739SThierry Reding #define DSI_RD_DATA			0x09
17dec72739SThierry Reding #define DSI_WR_DATA			0x0a
18dec72739SThierry Reding #define DSI_POWER_CONTROL		0x0b
19dec72739SThierry Reding #define DSI_POWER_CONTROL_ENABLE	(1 << 0)
20dec72739SThierry Reding #define DSI_INT_ENABLE			0x0c
21dec72739SThierry Reding #define DSI_INT_STATUS			0x0d
22dec72739SThierry Reding #define DSI_INT_MASK			0x0e
23dec72739SThierry Reding #define DSI_HOST_CONTROL		0x0f
24dec72739SThierry Reding #define DSI_HOST_CONTROL_RAW		(1 << 6)
25dec72739SThierry Reding #define DSI_HOST_CONTROL_HS		(1 << 5)
26dec72739SThierry Reding #define DSI_HOST_CONTROL_BTA		(1 << 2)
27dec72739SThierry Reding #define DSI_HOST_CONTROL_CS		(1 << 1)
28dec72739SThierry Reding #define DSI_HOST_CONTROL_ECC		(1 << 0)
29dec72739SThierry Reding #define DSI_CONTROL			0x10
30dec72739SThierry Reding #define DSI_CONTROL_HS_CLK_CTRL		(1 << 20)
31dec72739SThierry Reding #define DSI_CONTROL_CHANNEL(c)		(((c) & 0x3) << 16)
32dec72739SThierry Reding #define DSI_CONTROL_FORMAT(f)		(((f) & 0x3) << 12)
33dec72739SThierry Reding #define DSI_CONTROL_TX_TRIG(x)		(((x) & 0x3) <<  8)
34dec72739SThierry Reding #define DSI_CONTROL_LANES(n)		(((n) & 0x3) <<  4)
35dec72739SThierry Reding #define DSI_CONTROL_DCS_ENABLE		(1 << 3)
36dec72739SThierry Reding #define DSI_CONTROL_SOURCE(s)		(((s) & 0x1) <<  2)
37dec72739SThierry Reding #define DSI_CONTROL_VIDEO_ENABLE	(1 << 1)
38dec72739SThierry Reding #define DSI_CONTROL_HOST_ENABLE		(1 << 0)
39dec72739SThierry Reding #define DSI_SOL_DELAY			0x11
40dec72739SThierry Reding #define DSI_MAX_THRESHOLD		0x12
41dec72739SThierry Reding #define DSI_TRIGGER			0x13
42dec72739SThierry Reding #define DSI_TX_CRC			0x14
43dec72739SThierry Reding #define DSI_STATUS			0x15
44dec72739SThierry Reding #define DSI_STATUS_IDLE			(1 << 10)
45dec72739SThierry Reding #define DSI_INIT_SEQ_CONTROL		0x1a
46dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_0		0x1b
47dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_1		0x1c
48dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_2		0x1d
49dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_3		0x1e
50dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_4		0x1f
51dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_5		0x20
52dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_6		0x21
53dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_7		0x22
54dec72739SThierry Reding #define DSI_PKT_SEQ_0_LO		0x23
55dec72739SThierry Reding #define DSI_PKT_SEQ_0_HI		0x24
56dec72739SThierry Reding #define DSI_PKT_SEQ_1_LO		0x25
57dec72739SThierry Reding #define DSI_PKT_SEQ_1_HI		0x26
58dec72739SThierry Reding #define DSI_PKT_SEQ_2_LO		0x27
59dec72739SThierry Reding #define DSI_PKT_SEQ_2_HI		0x28
60dec72739SThierry Reding #define DSI_PKT_SEQ_3_LO		0x29
61dec72739SThierry Reding #define DSI_PKT_SEQ_3_HI		0x2a
62dec72739SThierry Reding #define DSI_PKT_SEQ_4_LO		0x2b
63dec72739SThierry Reding #define DSI_PKT_SEQ_4_HI		0x2c
64dec72739SThierry Reding #define DSI_PKT_SEQ_5_LO		0x2d
65dec72739SThierry Reding #define DSI_PKT_SEQ_5_HI		0x2e
66dec72739SThierry Reding #define DSI_DCS_CMDS			0x33
67dec72739SThierry Reding #define DSI_PKT_LEN_0_1			0x34
68dec72739SThierry Reding #define DSI_PKT_LEN_2_3			0x35
69dec72739SThierry Reding #define DSI_PKT_LEN_4_5			0x36
70dec72739SThierry Reding #define DSI_PKT_LEN_6_7			0x37
71dec72739SThierry Reding #define DSI_PHY_TIMING_0		0x3c
72dec72739SThierry Reding #define DSI_PHY_TIMING_1		0x3d
73dec72739SThierry Reding #define DSI_PHY_TIMING_2		0x3e
74dec72739SThierry Reding #define DSI_BTA_TIMING			0x3f
75dec72739SThierry Reding 
76dec72739SThierry Reding #define DSI_TIMING_FIELD(value, period, hwinc) \
77dec72739SThierry Reding 	((DIV_ROUND_CLOSEST(value, period) - (hwinc)) & 0xff)
78dec72739SThierry Reding 
79dec72739SThierry Reding #define DSI_TIMEOUT_0			0x44
80dec72739SThierry Reding #define DSI_TIMEOUT_LRX(x)		(((x) & 0xffff) << 16)
81dec72739SThierry Reding #define DSI_TIMEOUT_HTX(x)		(((x) & 0xffff) <<  0)
82dec72739SThierry Reding #define DSI_TIMEOUT_1			0x45
83dec72739SThierry Reding #define DSI_TIMEOUT_PR(x)		(((x) & 0xffff) << 16)
84dec72739SThierry Reding #define DSI_TIMEOUT_TA(x)		(((x) & 0xffff) <<  0)
85dec72739SThierry Reding #define DSI_TO_TALLY			0x46
86dec72739SThierry Reding #define DSI_TALLY_TA(x)			(((x) & 0xff) << 16)
87dec72739SThierry Reding #define DSI_TALLY_LRX(x)		(((x) & 0xff) <<  8)
88dec72739SThierry Reding #define DSI_TALLY_HTX(x)		(((x) & 0xff) <<  0)
89dec72739SThierry Reding #define DSI_PAD_CONTROL_0		0x4b
90dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PDIO(x)	(((x) & 0xf) <<  0)
91dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PDIO_CLK	(1 <<  8)
92dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PULLDN(x)	(((x) & 0xf) << 16)
93dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PULLDN_CLK	(1 << 24)
94dec72739SThierry Reding #define DSI_PAD_CONTROL_CD		0x4c
95dec72739SThierry Reding #define DSI_PAD_CD_STATUS		0x4d
96dec72739SThierry Reding #define DSI_VIDEO_MODE_CONTROL		0x4e
97dec72739SThierry Reding #define DSI_PAD_CONTROL_1		0x4f
98dec72739SThierry Reding #define DSI_PAD_CONTROL_2		0x50
99dec72739SThierry Reding #define DSI_PAD_OUT_CLK(x)		(((x) & 0x7) <<  0)
100dec72739SThierry Reding #define DSI_PAD_LP_DN(x)		(((x) & 0x7) <<  4)
101dec72739SThierry Reding #define DSI_PAD_LP_UP(x)		(((x) & 0x7) <<  8)
102dec72739SThierry Reding #define DSI_PAD_SLEW_DN(x)		(((x) & 0x7) << 12)
103dec72739SThierry Reding #define DSI_PAD_SLEW_UP(x)		(((x) & 0x7) << 16)
104dec72739SThierry Reding #define DSI_PAD_CONTROL_3		0x51
105dec72739SThierry Reding #define DSI_PAD_CONTROL_4		0x52
106dec72739SThierry Reding #define DSI_GANGED_MODE_CONTROL		0x53
107*e94236cdSThierry Reding #define DSI_GANGED_MODE_CONTROL_ENABLE	(1 << 0)
108dec72739SThierry Reding #define DSI_GANGED_MODE_START		0x54
109dec72739SThierry Reding #define DSI_GANGED_MODE_SIZE		0x55
110dec72739SThierry Reding #define DSI_RAW_DATA_BYTE_COUNT		0x56
111dec72739SThierry Reding #define DSI_ULTRA_LOW_POWER_CONTROL	0x57
112dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_8		0x58
113dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_9		0x59
114dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_10		0x5a
115dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_11		0x5b
116dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_12		0x5c
117dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_13		0x5d
118dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_14		0x5e
119dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_15		0x5f
120dec72739SThierry Reding 
121f7d6889bSThierry Reding /*
122f7d6889bSThierry Reding  * pixel format as used in the DSI_CONTROL_FORMAT field
123f7d6889bSThierry Reding  */
124f7d6889bSThierry Reding enum tegra_dsi_format {
125f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_16P,
126f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_18NP,
127f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_18P,
128f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_24P,
129f7d6889bSThierry Reding };
130f7d6889bSThierry Reding 
131dec72739SThierry Reding #endif
132