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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Defines for Mobile Industry Processor Interface (MIPI(R))
4  * Display Working Group standards: DSI, DCS, DBI, DPI
5  *
6  * Copyright (C) 2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de>
7  * Copyright (C) 2006 Nokia Corporation
8  * Author: Imre Deak <imre.deak@nokia.com>
9  */
10 #ifndef MIPI_DISPLAY_H
11 #define MIPI_DISPLAY_H
12 
13 /* MIPI DSI Processor-to-Peripheral transaction types */
14 enum {
15 	MIPI_DSI_V_SYNC_START				= 0x01,
16 	MIPI_DSI_V_SYNC_END				= 0x11,
17 	MIPI_DSI_H_SYNC_START				= 0x21,
18 	MIPI_DSI_H_SYNC_END				= 0x31,
19 
20 	MIPI_DSI_COLOR_MODE_OFF				= 0x02,
21 	MIPI_DSI_COLOR_MODE_ON				= 0x12,
22 	MIPI_DSI_SHUTDOWN_PERIPHERAL			= 0x22,
23 	MIPI_DSI_TURN_ON_PERIPHERAL			= 0x32,
24 
25 	MIPI_DSI_GENERIC_SHORT_WRITE_0_PARAM		= 0x03,
26 	MIPI_DSI_GENERIC_SHORT_WRITE_1_PARAM		= 0x13,
27 	MIPI_DSI_GENERIC_SHORT_WRITE_2_PARAM		= 0x23,
28 
29 	MIPI_DSI_GENERIC_READ_REQUEST_0_PARAM		= 0x04,
30 	MIPI_DSI_GENERIC_READ_REQUEST_1_PARAM		= 0x14,
31 	MIPI_DSI_GENERIC_READ_REQUEST_2_PARAM		= 0x24,
32 
33 	MIPI_DSI_DCS_SHORT_WRITE			= 0x05,
34 	MIPI_DSI_DCS_SHORT_WRITE_PARAM			= 0x15,
35 
36 	MIPI_DSI_DCS_READ				= 0x06,
37 
38 	MIPI_DSI_DCS_COMPRESSION_MODE                   = 0x07,
39 	MIPI_DSI_PPS_LONG_WRITE                         = 0x0A,
40 
41 	MIPI_DSI_SET_MAXIMUM_RETURN_PACKET_SIZE		= 0x37,
42 
43 	MIPI_DSI_END_OF_TRANSMISSION			= 0x08,
44 
45 	MIPI_DSI_NULL_PACKET				= 0x09,
46 	MIPI_DSI_BLANKING_PACKET			= 0x19,
47 	MIPI_DSI_GENERIC_LONG_WRITE			= 0x29,
48 	MIPI_DSI_DCS_LONG_WRITE				= 0x39,
49 
50 	MIPI_DSI_LOOSELY_PACKED_PIXEL_STREAM_YCBCR20	= 0x0c,
51 	MIPI_DSI_PACKED_PIXEL_STREAM_YCBCR24		= 0x1c,
52 	MIPI_DSI_PACKED_PIXEL_STREAM_YCBCR16		= 0x2c,
53 
54 	MIPI_DSI_PACKED_PIXEL_STREAM_30			= 0x0d,
55 	MIPI_DSI_PACKED_PIXEL_STREAM_36			= 0x1d,
56 	MIPI_DSI_PACKED_PIXEL_STREAM_YCBCR12		= 0x3d,
57 
58 	MIPI_DSI_PACKED_PIXEL_STREAM_16			= 0x0e,
59 	MIPI_DSI_PACKED_PIXEL_STREAM_18			= 0x1e,
60 	MIPI_DSI_PIXEL_STREAM_3BYTE_18			= 0x2e,
61 	MIPI_DSI_PACKED_PIXEL_STREAM_24			= 0x3e,
62 };
63 
64 /* MIPI DSI Peripheral-to-Processor transaction types */
65 enum {
66 	MIPI_DSI_RX_ACKNOWLEDGE_AND_ERROR_REPORT	= 0x02,
67 	MIPI_DSI_RX_END_OF_TRANSMISSION			= 0x08,
68 	MIPI_DSI_RX_GENERIC_SHORT_READ_RESPONSE_1BYTE	= 0x11,
69 	MIPI_DSI_RX_GENERIC_SHORT_READ_RESPONSE_2BYTE	= 0x12,
70 	MIPI_DSI_RX_GENERIC_LONG_READ_RESPONSE		= 0x1a,
71 	MIPI_DSI_RX_DCS_LONG_READ_RESPONSE		= 0x1c,
72 	MIPI_DSI_RX_DCS_SHORT_READ_RESPONSE_1BYTE	= 0x21,
73 	MIPI_DSI_RX_DCS_SHORT_READ_RESPONSE_2BYTE	= 0x22,
74 };
75 
76 /* MIPI DCS commands */
77 enum {
78 	MIPI_DCS_NOP			= 0x00,
79 	MIPI_DCS_SOFT_RESET		= 0x01,
80 	MIPI_DCS_GET_DISPLAY_ID		= 0x04,
81 	MIPI_DCS_GET_RED_CHANNEL	= 0x06,
82 	MIPI_DCS_GET_GREEN_CHANNEL	= 0x07,
83 	MIPI_DCS_GET_BLUE_CHANNEL	= 0x08,
84 	MIPI_DCS_GET_DISPLAY_STATUS	= 0x09,
85 	MIPI_DCS_GET_POWER_MODE		= 0x0A,
86 	MIPI_DCS_GET_ADDRESS_MODE	= 0x0B,
87 	MIPI_DCS_GET_PIXEL_FORMAT	= 0x0C,
88 	MIPI_DCS_GET_DISPLAY_MODE	= 0x0D,
89 	MIPI_DCS_GET_SIGNAL_MODE	= 0x0E,
90 	MIPI_DCS_GET_DIAGNOSTIC_RESULT	= 0x0F,
91 	MIPI_DCS_ENTER_SLEEP_MODE	= 0x10,
92 	MIPI_DCS_EXIT_SLEEP_MODE	= 0x11,
93 	MIPI_DCS_ENTER_PARTIAL_MODE	= 0x12,
94 	MIPI_DCS_ENTER_NORMAL_MODE	= 0x13,
95 	MIPI_DCS_EXIT_INVERT_MODE	= 0x20,
96 	MIPI_DCS_ENTER_INVERT_MODE	= 0x21,
97 	MIPI_DCS_SET_GAMMA_CURVE	= 0x26,
98 	MIPI_DCS_SET_DISPLAY_OFF	= 0x28,
99 	MIPI_DCS_SET_DISPLAY_ON		= 0x29,
100 	MIPI_DCS_SET_COLUMN_ADDRESS	= 0x2A,
101 	MIPI_DCS_SET_PAGE_ADDRESS	= 0x2B,
102 	MIPI_DCS_WRITE_MEMORY_START	= 0x2C,
103 	MIPI_DCS_WRITE_LUT		= 0x2D,
104 	MIPI_DCS_READ_MEMORY_START	= 0x2E,
105 	MIPI_DCS_SET_PARTIAL_AREA	= 0x30,
106 	MIPI_DCS_SET_SCROLL_AREA	= 0x33,
107 	MIPI_DCS_SET_TEAR_OFF		= 0x34,
108 	MIPI_DCS_SET_TEAR_ON		= 0x35,
109 	MIPI_DCS_SET_ADDRESS_MODE	= 0x36,
110 	MIPI_DCS_SET_SCROLL_START	= 0x37,
111 	MIPI_DCS_EXIT_IDLE_MODE		= 0x38,
112 	MIPI_DCS_ENTER_IDLE_MODE	= 0x39,
113 	MIPI_DCS_SET_PIXEL_FORMAT	= 0x3A,
114 	MIPI_DCS_WRITE_MEMORY_CONTINUE	= 0x3C,
115 	MIPI_DCS_READ_MEMORY_CONTINUE	= 0x3E,
116 	MIPI_DCS_SET_TEAR_SCANLINE	= 0x44,
117 	MIPI_DCS_GET_SCANLINE		= 0x45,
118 	MIPI_DCS_SET_DISPLAY_BRIGHTNESS = 0x51,		/* MIPI DCS 1.3 */
119 	MIPI_DCS_GET_DISPLAY_BRIGHTNESS = 0x52,		/* MIPI DCS 1.3 */
120 	MIPI_DCS_WRITE_CONTROL_DISPLAY  = 0x53,		/* MIPI DCS 1.3 */
121 	MIPI_DCS_GET_CONTROL_DISPLAY	= 0x54,		/* MIPI DCS 1.3 */
122 	MIPI_DCS_WRITE_POWER_SAVE	= 0x55,		/* MIPI DCS 1.3 */
123 	MIPI_DCS_GET_POWER_SAVE		= 0x56,		/* MIPI DCS 1.3 */
124 	MIPI_DCS_SET_CABC_MIN_BRIGHTNESS = 0x5E,	/* MIPI DCS 1.3 */
125 	MIPI_DCS_GET_CABC_MIN_BRIGHTNESS = 0x5F,	/* MIPI DCS 1.3 */
126 	MIPI_DCS_READ_DDB_START		= 0xA1,
127 	MIPI_DCS_READ_DDB_CONTINUE	= 0xA8,
128 };
129 
130 /* MIPI DCS pixel formats */
131 #define MIPI_DCS_PIXEL_FMT_24BIT	7
132 #define MIPI_DCS_PIXEL_FMT_18BIT	6
133 #define MIPI_DCS_PIXEL_FMT_16BIT	5
134 #define MIPI_DCS_PIXEL_FMT_12BIT	3
135 #define MIPI_DCS_PIXEL_FMT_8BIT		2
136 #define MIPI_DCS_PIXEL_FMT_3BIT		1
137 
138 #endif
139