xref: /openbmc/linux/drivers/gpu/drm/tegra/dsi.h (revision 8a10bc9d)
1 /*
2  * Copyright (C) 2013 NVIDIA Corporation
3  *
4  * Permission to use, copy, modify, distribute, and sell this software and its
5  * documentation for any purpose is hereby granted without fee, provided that
6  * the above copyright notice appear in all copies and that both that copyright
7  * notice and this permission notice appear in supporting documentation, and
8  * that the name of the copyright holders not be used in advertising or
9  * publicity pertaining to distribution of the software without specific,
10  * written prior permission.  The copyright holders make no representations
11  * about the suitability of this software for any purpose.  It is provided "as
12  * is" without express or implied warranty.
13  *
14  * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16  * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18  * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
20  * OF THIS SOFTWARE.
21  */
22 
23 #ifndef DRM_TEGRA_DSI_H
24 #define DRM_TEGRA_DSI_H
25 
26 #define DSI_INCR_SYNCPT			0x00
27 #define DSI_INCR_SYNCPT_CONTROL		0x01
28 #define DSI_INCR_SYNCPT_ERROR		0x02
29 #define DSI_CTXSW			0x08
30 #define DSI_RD_DATA			0x09
31 #define DSI_WR_DATA			0x0a
32 #define DSI_POWER_CONTROL		0x0b
33 #define DSI_POWER_CONTROL_ENABLE	(1 << 0)
34 #define DSI_INT_ENABLE			0x0c
35 #define DSI_INT_STATUS			0x0d
36 #define DSI_INT_MASK			0x0e
37 #define DSI_HOST_CONTROL		0x0f
38 #define DSI_HOST_CONTROL_RAW		(1 << 6)
39 #define DSI_HOST_CONTROL_HS		(1 << 5)
40 #define DSI_HOST_CONTROL_BTA		(1 << 2)
41 #define DSI_HOST_CONTROL_CS		(1 << 1)
42 #define DSI_HOST_CONTROL_ECC		(1 << 0)
43 #define DSI_CONTROL			0x10
44 #define DSI_CONTROL_HS_CLK_CTRL		(1 << 20)
45 #define DSI_CONTROL_CHANNEL(c)		(((c) & 0x3) << 16)
46 #define DSI_CONTROL_FORMAT(f)		(((f) & 0x3) << 12)
47 #define DSI_CONTROL_TX_TRIG(x)		(((x) & 0x3) <<  8)
48 #define DSI_CONTROL_LANES(n)		(((n) & 0x3) <<  4)
49 #define DSI_CONTROL_DCS_ENABLE		(1 << 3)
50 #define DSI_CONTROL_SOURCE(s)		(((s) & 0x1) <<  2)
51 #define DSI_CONTROL_VIDEO_ENABLE	(1 << 1)
52 #define DSI_CONTROL_HOST_ENABLE		(1 << 0)
53 #define DSI_SOL_DELAY			0x11
54 #define DSI_MAX_THRESHOLD		0x12
55 #define DSI_TRIGGER			0x13
56 #define DSI_TX_CRC			0x14
57 #define DSI_STATUS			0x15
58 #define DSI_STATUS_IDLE			(1 << 10)
59 #define DSI_INIT_SEQ_CONTROL		0x1a
60 #define DSI_INIT_SEQ_DATA_0		0x1b
61 #define DSI_INIT_SEQ_DATA_1		0x1c
62 #define DSI_INIT_SEQ_DATA_2		0x1d
63 #define DSI_INIT_SEQ_DATA_3		0x1e
64 #define DSI_INIT_SEQ_DATA_4		0x1f
65 #define DSI_INIT_SEQ_DATA_5		0x20
66 #define DSI_INIT_SEQ_DATA_6		0x21
67 #define DSI_INIT_SEQ_DATA_7		0x22
68 #define DSI_PKT_SEQ_0_LO		0x23
69 #define DSI_PKT_SEQ_0_HI		0x24
70 #define DSI_PKT_SEQ_1_LO		0x25
71 #define DSI_PKT_SEQ_1_HI		0x26
72 #define DSI_PKT_SEQ_2_LO		0x27
73 #define DSI_PKT_SEQ_2_HI		0x28
74 #define DSI_PKT_SEQ_3_LO		0x29
75 #define DSI_PKT_SEQ_3_HI		0x2a
76 #define DSI_PKT_SEQ_4_LO		0x2b
77 #define DSI_PKT_SEQ_4_HI		0x2c
78 #define DSI_PKT_SEQ_5_LO		0x2d
79 #define DSI_PKT_SEQ_5_HI		0x2e
80 #define DSI_DCS_CMDS			0x33
81 #define DSI_PKT_LEN_0_1			0x34
82 #define DSI_PKT_LEN_2_3			0x35
83 #define DSI_PKT_LEN_4_5			0x36
84 #define DSI_PKT_LEN_6_7			0x37
85 #define DSI_PHY_TIMING_0		0x3c
86 #define DSI_PHY_TIMING_1		0x3d
87 #define DSI_PHY_TIMING_2		0x3e
88 #define DSI_BTA_TIMING			0x3f
89 
90 #define DSI_TIMING_FIELD(value, period, hwinc) \
91 	((DIV_ROUND_CLOSEST(value, period) - (hwinc)) & 0xff)
92 
93 #define DSI_TIMEOUT_0			0x44
94 #define DSI_TIMEOUT_LRX(x)		(((x) & 0xffff) << 16)
95 #define DSI_TIMEOUT_HTX(x)		(((x) & 0xffff) <<  0)
96 #define DSI_TIMEOUT_1			0x45
97 #define DSI_TIMEOUT_PR(x)		(((x) & 0xffff) << 16)
98 #define DSI_TIMEOUT_TA(x)		(((x) & 0xffff) <<  0)
99 #define DSI_TO_TALLY			0x46
100 #define DSI_TALLY_TA(x)			(((x) & 0xff) << 16)
101 #define DSI_TALLY_LRX(x)		(((x) & 0xff) <<  8)
102 #define DSI_TALLY_HTX(x)		(((x) & 0xff) <<  0)
103 #define DSI_PAD_CONTROL_0		0x4b
104 #define DSI_PAD_CONTROL_VS1_PDIO(x)	(((x) & 0xf) <<  0)
105 #define DSI_PAD_CONTROL_VS1_PDIO_CLK	(1 <<  8)
106 #define DSI_PAD_CONTROL_VS1_PULLDN(x)	(((x) & 0xf) << 16)
107 #define DSI_PAD_CONTROL_VS1_PULLDN_CLK	(1 << 24)
108 #define DSI_PAD_CONTROL_CD		0x4c
109 #define DSI_PAD_CD_STATUS		0x4d
110 #define DSI_VIDEO_MODE_CONTROL		0x4e
111 #define DSI_PAD_CONTROL_1		0x4f
112 #define DSI_PAD_CONTROL_2		0x50
113 #define DSI_PAD_OUT_CLK(x)		(((x) & 0x7) <<  0)
114 #define DSI_PAD_LP_DN(x)		(((x) & 0x7) <<  4)
115 #define DSI_PAD_LP_UP(x)		(((x) & 0x7) <<  8)
116 #define DSI_PAD_SLEW_DN(x)		(((x) & 0x7) << 12)
117 #define DSI_PAD_SLEW_UP(x)		(((x) & 0x7) << 16)
118 #define DSI_PAD_CONTROL_3		0x51
119 #define DSI_PAD_CONTROL_4		0x52
120 #define DSI_GANGED_MODE_CONTROL		0x53
121 #define DSI_GANGED_MODE_START		0x54
122 #define DSI_GANGED_MODE_SIZE		0x55
123 #define DSI_RAW_DATA_BYTE_COUNT		0x56
124 #define DSI_ULTRA_LOW_POWER_CONTROL	0x57
125 #define DSI_INIT_SEQ_DATA_8		0x58
126 #define DSI_INIT_SEQ_DATA_9		0x59
127 #define DSI_INIT_SEQ_DATA_10		0x5a
128 #define DSI_INIT_SEQ_DATA_11		0x5b
129 #define DSI_INIT_SEQ_DATA_12		0x5c
130 #define DSI_INIT_SEQ_DATA_13		0x5d
131 #define DSI_INIT_SEQ_DATA_14		0x5e
132 #define DSI_INIT_SEQ_DATA_15		0x5f
133 
134 #endif
135