xref: /linux/drivers/gpu/drm/tegra/dsi.h (revision ddfb406b2f9f83e85734e43d043cdd1b2519df13)
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
240fffdf6cSThierry Reding #define DSI_HOST_CONTROL_FIFO_RESET	(1 << 21)
250fffdf6cSThierry Reding #define DSI_HOST_CONTROL_CRC_RESET	(1 << 20)
260fffdf6cSThierry Reding #define DSI_HOST_CONTROL_TX_TRIG_SOL	(0 << 12)
270fffdf6cSThierry Reding #define DSI_HOST_CONTROL_TX_TRIG_FIFO	(1 << 12)
280fffdf6cSThierry Reding #define DSI_HOST_CONTROL_TX_TRIG_HOST	(2 << 12)
29dec72739SThierry Reding #define DSI_HOST_CONTROL_RAW		(1 << 6)
30dec72739SThierry Reding #define DSI_HOST_CONTROL_HS		(1 << 5)
310fffdf6cSThierry Reding #define DSI_HOST_CONTROL_FIFO_SEL	(1 << 4)
320fffdf6cSThierry Reding #define DSI_HOST_CONTROL_IMM_BTA	(1 << 3)
330fffdf6cSThierry Reding #define DSI_HOST_CONTROL_PKT_BTA	(1 << 2)
34dec72739SThierry Reding #define DSI_HOST_CONTROL_CS		(1 << 1)
35dec72739SThierry Reding #define DSI_HOST_CONTROL_ECC		(1 << 0)
36dec72739SThierry Reding #define DSI_CONTROL			0x10
37dec72739SThierry Reding #define DSI_CONTROL_HS_CLK_CTRL		(1 << 20)
38dec72739SThierry Reding #define DSI_CONTROL_CHANNEL(c)		(((c) & 0x3) << 16)
39dec72739SThierry Reding #define DSI_CONTROL_FORMAT(f)		(((f) & 0x3) << 12)
40dec72739SThierry Reding #define DSI_CONTROL_TX_TRIG(x)		(((x) & 0x3) <<  8)
41dec72739SThierry Reding #define DSI_CONTROL_LANES(n)		(((n) & 0x3) <<  4)
42dec72739SThierry Reding #define DSI_CONTROL_DCS_ENABLE		(1 << 3)
43dec72739SThierry Reding #define DSI_CONTROL_SOURCE(s)		(((s) & 0x1) <<  2)
44dec72739SThierry Reding #define DSI_CONTROL_VIDEO_ENABLE	(1 << 1)
45dec72739SThierry Reding #define DSI_CONTROL_HOST_ENABLE		(1 << 0)
46dec72739SThierry Reding #define DSI_SOL_DELAY			0x11
47dec72739SThierry Reding #define DSI_MAX_THRESHOLD		0x12
48dec72739SThierry Reding #define DSI_TRIGGER			0x13
490fffdf6cSThierry Reding #define DSI_TRIGGER_HOST		(1 << 1)
500fffdf6cSThierry Reding #define DSI_TRIGGER_VIDEO		(1 << 0)
51dec72739SThierry Reding #define DSI_TX_CRC			0x14
52dec72739SThierry Reding #define DSI_STATUS			0x15
53dec72739SThierry Reding #define DSI_STATUS_IDLE			(1 << 10)
540fffdf6cSThierry Reding #define DSI_STATUS_UNDERFLOW		(1 <<  9)
550fffdf6cSThierry Reding #define DSI_STATUS_OVERFLOW		(1 <<  8)
56dec72739SThierry Reding #define DSI_INIT_SEQ_CONTROL		0x1a
57dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_0		0x1b
58dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_1		0x1c
59dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_2		0x1d
60dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_3		0x1e
61dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_4		0x1f
62dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_5		0x20
63dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_6		0x21
64dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_7		0x22
65dec72739SThierry Reding #define DSI_PKT_SEQ_0_LO		0x23
66dec72739SThierry Reding #define DSI_PKT_SEQ_0_HI		0x24
67dec72739SThierry Reding #define DSI_PKT_SEQ_1_LO		0x25
68dec72739SThierry Reding #define DSI_PKT_SEQ_1_HI		0x26
69dec72739SThierry Reding #define DSI_PKT_SEQ_2_LO		0x27
70dec72739SThierry Reding #define DSI_PKT_SEQ_2_HI		0x28
71dec72739SThierry Reding #define DSI_PKT_SEQ_3_LO		0x29
72dec72739SThierry Reding #define DSI_PKT_SEQ_3_HI		0x2a
73dec72739SThierry Reding #define DSI_PKT_SEQ_4_LO		0x2b
74dec72739SThierry Reding #define DSI_PKT_SEQ_4_HI		0x2c
75dec72739SThierry Reding #define DSI_PKT_SEQ_5_LO		0x2d
76dec72739SThierry Reding #define DSI_PKT_SEQ_5_HI		0x2e
77dec72739SThierry Reding #define DSI_DCS_CMDS			0x33
78dec72739SThierry Reding #define DSI_PKT_LEN_0_1			0x34
79dec72739SThierry Reding #define DSI_PKT_LEN_2_3			0x35
80dec72739SThierry Reding #define DSI_PKT_LEN_4_5			0x36
81dec72739SThierry Reding #define DSI_PKT_LEN_6_7			0x37
82dec72739SThierry Reding #define DSI_PHY_TIMING_0		0x3c
83dec72739SThierry Reding #define DSI_PHY_TIMING_1		0x3d
84dec72739SThierry Reding #define DSI_PHY_TIMING_2		0x3e
85dec72739SThierry Reding #define DSI_BTA_TIMING			0x3f
86dec72739SThierry Reding 
87dec72739SThierry Reding #define DSI_TIMING_FIELD(value, period, hwinc) \
88dec72739SThierry Reding 	((DIV_ROUND_CLOSEST(value, period) - (hwinc)) & 0xff)
89dec72739SThierry Reding 
90dec72739SThierry Reding #define DSI_TIMEOUT_0			0x44
91dec72739SThierry Reding #define DSI_TIMEOUT_LRX(x)		(((x) & 0xffff) << 16)
92dec72739SThierry Reding #define DSI_TIMEOUT_HTX(x)		(((x) & 0xffff) <<  0)
93dec72739SThierry Reding #define DSI_TIMEOUT_1			0x45
94dec72739SThierry Reding #define DSI_TIMEOUT_PR(x)		(((x) & 0xffff) << 16)
95dec72739SThierry Reding #define DSI_TIMEOUT_TA(x)		(((x) & 0xffff) <<  0)
96dec72739SThierry Reding #define DSI_TO_TALLY			0x46
97dec72739SThierry Reding #define DSI_TALLY_TA(x)			(((x) & 0xff) << 16)
98dec72739SThierry Reding #define DSI_TALLY_LRX(x)		(((x) & 0xff) <<  8)
99dec72739SThierry Reding #define DSI_TALLY_HTX(x)		(((x) & 0xff) <<  0)
100dec72739SThierry Reding #define DSI_PAD_CONTROL_0		0x4b
101dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PDIO(x)	(((x) & 0xf) <<  0)
102dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PDIO_CLK	(1 <<  8)
103dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PULLDN(x)	(((x) & 0xf) << 16)
104dec72739SThierry Reding #define DSI_PAD_CONTROL_VS1_PULLDN_CLK	(1 << 24)
105dec72739SThierry Reding #define DSI_PAD_CONTROL_CD		0x4c
106dec72739SThierry Reding #define DSI_PAD_CD_STATUS		0x4d
107dec72739SThierry Reding #define DSI_VIDEO_MODE_CONTROL		0x4e
108dec72739SThierry Reding #define DSI_PAD_CONTROL_1		0x4f
109dec72739SThierry Reding #define DSI_PAD_CONTROL_2		0x50
110dec72739SThierry Reding #define DSI_PAD_OUT_CLK(x)		(((x) & 0x7) <<  0)
111dec72739SThierry Reding #define DSI_PAD_LP_DN(x)		(((x) & 0x7) <<  4)
112dec72739SThierry Reding #define DSI_PAD_LP_UP(x)		(((x) & 0x7) <<  8)
113dec72739SThierry Reding #define DSI_PAD_SLEW_DN(x)		(((x) & 0x7) << 12)
114dec72739SThierry Reding #define DSI_PAD_SLEW_UP(x)		(((x) & 0x7) << 16)
115dec72739SThierry Reding #define DSI_PAD_CONTROL_3		0x51
116*ddfb406bSThierry Reding #define  DSI_PAD_PREEMP_PD_CLK(x)	(((x) & 0x3) << 12)
117*ddfb406bSThierry Reding #define  DSI_PAD_PREEMP_PU_CLK(x)	(((x) & 0x3) << 8)
118*ddfb406bSThierry Reding #define  DSI_PAD_PREEMP_PD(x)		(((x) & 0x3) << 4)
119*ddfb406bSThierry Reding #define  DSI_PAD_PREEMP_PU(x)		(((x) & 0x3) << 0)
120dec72739SThierry Reding #define DSI_PAD_CONTROL_4		0x52
121dec72739SThierry Reding #define DSI_GANGED_MODE_CONTROL		0x53
122e94236cdSThierry Reding #define DSI_GANGED_MODE_CONTROL_ENABLE	(1 << 0)
123dec72739SThierry Reding #define DSI_GANGED_MODE_START		0x54
124dec72739SThierry Reding #define DSI_GANGED_MODE_SIZE		0x55
125dec72739SThierry Reding #define DSI_RAW_DATA_BYTE_COUNT		0x56
126dec72739SThierry Reding #define DSI_ULTRA_LOW_POWER_CONTROL	0x57
127dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_8		0x58
128dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_9		0x59
129dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_10		0x5a
130dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_11		0x5b
131dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_12		0x5c
132dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_13		0x5d
133dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_14		0x5e
134dec72739SThierry Reding #define DSI_INIT_SEQ_DATA_15		0x5f
135dec72739SThierry Reding 
136f7d6889bSThierry Reding /*
137f7d6889bSThierry Reding  * pixel format as used in the DSI_CONTROL_FORMAT field
138f7d6889bSThierry Reding  */
139f7d6889bSThierry Reding enum tegra_dsi_format {
140f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_16P,
141f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_18NP,
142f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_18P,
143f7d6889bSThierry Reding 	TEGRA_DSI_FORMAT_24P,
144f7d6889bSThierry Reding };
145f7d6889bSThierry Reding 
146dec72739SThierry Reding #endif
147