1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* include/video/ili9320.c
3 *
4 * ILI9320 LCD controller configuration control.
5 *
6 * Copyright 2007 Simtec Electronics
7 * Ben Dooks <ben@simtec.co.uk>
8 *
9 * http://armlinux.simtec.co.uk/
10 */
11
12 #define ILI9320_REG(x) (x)
13
14 #define ILI9320_INDEX ILI9320_REG(0x00)
15
16 #define ILI9320_OSCILATION ILI9320_REG(0x00)
17 #define ILI9320_DRIVER ILI9320_REG(0x01)
18 #define ILI9320_DRIVEWAVE ILI9320_REG(0x02)
19 #define ILI9320_ENTRYMODE ILI9320_REG(0x03)
20 #define ILI9320_RESIZING ILI9320_REG(0x04)
21 #define ILI9320_DISPLAY1 ILI9320_REG(0x07)
22 #define ILI9320_DISPLAY2 ILI9320_REG(0x08)
23 #define ILI9320_DISPLAY3 ILI9320_REG(0x09)
24 #define ILI9320_DISPLAY4 ILI9320_REG(0x0A)
25 #define ILI9320_RGB_IF1 ILI9320_REG(0x0C)
26 #define ILI9320_FRAMEMAKER ILI9320_REG(0x0D)
27 #define ILI9320_RGB_IF2 ILI9320_REG(0x0F)
28
29 #define ILI9320_POWER1 ILI9320_REG(0x10)
30 #define ILI9320_POWER2 ILI9320_REG(0x11)
31 #define ILI9320_POWER3 ILI9320_REG(0x12)
32 #define ILI9320_POWER4 ILI9320_REG(0x13)
33 #define ILI9320_GRAM_HORIZ_ADDR ILI9320_REG(0x20)
34 #define ILI9320_GRAM_VERT_ADD ILI9320_REG(0x21)
35 #define ILI9320_POWER7 ILI9320_REG(0x29)
36 #define ILI9320_FRAME_RATE_COLOUR ILI9320_REG(0x2B)
37
38 #define ILI9320_GAMMA1 ILI9320_REG(0x30)
39 #define ILI9320_GAMMA2 ILI9320_REG(0x31)
40 #define ILI9320_GAMMA3 ILI9320_REG(0x32)
41 #define ILI9320_GAMMA4 ILI9320_REG(0x35)
42 #define ILI9320_GAMMA5 ILI9320_REG(0x36)
43 #define ILI9320_GAMMA6 ILI9320_REG(0x37)
44 #define ILI9320_GAMMA7 ILI9320_REG(0x38)
45 #define ILI9320_GAMMA8 ILI9320_REG(0x39)
46 #define ILI9320_GAMMA9 ILI9320_REG(0x3C)
47 #define ILI9320_GAMMA10 ILI9320_REG(0x3D)
48
49 #define ILI9320_HORIZ_START ILI9320_REG(0x50)
50 #define ILI9320_HORIZ_END ILI9320_REG(0x51)
51 #define ILI9320_VERT_START ILI9320_REG(0x52)
52 #define ILI9320_VERT_END ILI9320_REG(0x53)
53
54 #define ILI9320_DRIVER2 ILI9320_REG(0x60)
55 #define ILI9320_BASE_IMAGE ILI9320_REG(0x61)
56 #define ILI9320_VERT_SCROLL ILI9320_REG(0x6a)
57
58 #define ILI9320_PARTIAL1_POSITION ILI9320_REG(0x80)
59 #define ILI9320_PARTIAL1_START ILI9320_REG(0x81)
60 #define ILI9320_PARTIAL1_END ILI9320_REG(0x82)
61 #define ILI9320_PARTIAL2_POSITION ILI9320_REG(0x83)
62 #define ILI9320_PARTIAL2_START ILI9320_REG(0x84)
63 #define ILI9320_PARTIAL2_END ILI9320_REG(0x85)
64
65 #define ILI9320_INTERFACE1 ILI9320_REG(0x90)
66 #define ILI9320_INTERFACE2 ILI9320_REG(0x92)
67 #define ILI9320_INTERFACE3 ILI9320_REG(0x93)
68 #define ILI9320_INTERFACE4 ILI9320_REG(0x95)
69 #define ILI9320_INTERFACE5 ILI9320_REG(0x97)
70 #define ILI9320_INTERFACE6 ILI9320_REG(0x98)
71
72 /* Register contents definitions. */
73
74 #define ILI9320_OSCILATION_OSC (1 << 0)
75
76 #define ILI9320_DRIVER_SS (1 << 8)
77 #define ILI9320_DRIVER_SM (1 << 10)
78
79 #define ILI9320_DRIVEWAVE_EOR (1 << 8)
80 #define ILI9320_DRIVEWAVE_BC (1 << 9)
81 #define ILI9320_DRIVEWAVE_MUSTSET (1 << 10)
82
83 #define ILI9320_ENTRYMODE_AM (1 << 3)
84 #define ILI9320_ENTRYMODE_ID(x) ((x) << 4)
85 #define ILI9320_ENTRYMODE_ORG (1 << 7)
86 #define ILI9320_ENTRYMODE_HWM (1 << 8)
87 #define ILI9320_ENTRYMODE_BGR (1 << 12)
88 #define ILI9320_ENTRYMODE_DFM (1 << 14)
89 #define ILI9320_ENTRYMODE_TRI (1 << 15)
90
91
92 #define ILI9320_RESIZING_RSZ(x) ((x) << 0)
93 #define ILI9320_RESIZING_RCH(x) ((x) << 4)
94 #define ILI9320_RESIZING_RCV(x) ((x) << 8)
95
96
97 #define ILI9320_DISPLAY1_D(x) ((x) << 0)
98 #define ILI9320_DISPLAY1_CL (1 << 3)
99 #define ILI9320_DISPLAY1_DTE (1 << 4)
100 #define ILI9320_DISPLAY1_GON (1 << 5)
101 #define ILI9320_DISPLAY1_BASEE (1 << 8)
102 #define ILI9320_DISPLAY1_PTDE(x) ((x) << 12)
103
104
105 #define ILI9320_DISPLAY2_BP(x) ((x) << 0)
106 #define ILI9320_DISPLAY2_FP(x) ((x) << 8)
107
108
109 #define ILI9320_RGBIF1_RIM_RGB18 (0 << 0)
110 #define ILI9320_RGBIF1_RIM_RGB16 (1 << 0)
111 #define ILI9320_RGBIF1_RIM_RGB6 (2 << 0)
112
113 #define ILI9320_RGBIF1_CLK_INT (0 << 4)
114 #define ILI9320_RGBIF1_CLK_RGBIF (1 << 4)
115 #define ILI9320_RGBIF1_CLK_VSYNC (2 << 4)
116
117 #define ILI9320_RGBIF1_RM (1 << 8)
118
119 #define ILI9320_RGBIF1_ENC_FRAMES(x) (((x) - 1)<< 13)
120
121 #define ILI9320_RGBIF2_DPL (1 << 0)
122 #define ILI9320_RGBIF2_EPL (1 << 1)
123 #define ILI9320_RGBIF2_HSPL (1 << 3)
124 #define ILI9320_RGBIF2_VSPL (1 << 4)
125
126
127 #define ILI9320_POWER1_SLP (1 << 1)
128 #define ILI9320_POWER1_DSTB (1 << 2)
129 #define ILI9320_POWER1_AP(x) ((x) << 4)
130 #define ILI9320_POWER1_APE (1 << 7)
131 #define ILI9320_POWER1_BT(x) ((x) << 8)
132 #define ILI9320_POWER1_SAP (1 << 12)
133
134
135 #define ILI9320_POWER2_VC(x) ((x) << 0)
136 #define ILI9320_POWER2_DC0(x) ((x) << 4)
137 #define ILI9320_POWER2_DC1(x) ((x) << 8)
138
139
140 #define ILI9320_POWER3_VRH(x) ((x) << 0)
141 #define ILI9320_POWER3_PON (1 << 4)
142 #define ILI9320_POWER3_VCMR (1 << 8)
143
144
145 #define ILI9320_POWER4_VREOUT(x) ((x) << 8)
146
147
148 #define ILI9320_DRIVER2_SCNL(x) ((x) << 0)
149 #define ILI9320_DRIVER2_NL(x) ((x) << 8)
150 #define ILI9320_DRIVER2_GS (1 << 15)
151
152
153 #define ILI9320_BASEIMAGE_REV (1 << 0)
154 #define ILI9320_BASEIMAGE_VLE (1 << 1)
155 #define ILI9320_BASEIMAGE_NDL (1 << 2)
156
157
158 #define ILI9320_INTERFACE4_RTNE(x) (x)
159 #define ILI9320_INTERFACE4_DIVE(x) ((x) << 8)
160
161 /* SPI interface definitions */
162
163 #define ILI9320_SPI_IDCODE (0x70)
164 #define ILI9320_SPI_ID(x) ((x) << 2)
165 #define ILI9320_SPI_READ (0x01)
166 #define ILI9320_SPI_WRITE (0x00)
167 #define ILI9320_SPI_DATA (0x02)
168 #define ILI9320_SPI_INDEX (0x00)
169
170 /* platform data to pass configuration from lcd */
171
172 enum ili9320_suspend {
173 ILI9320_SUSPEND_OFF,
174 ILI9320_SUSPEND_DEEP,
175 };
176
177 struct ili9320_platdata {
178 unsigned short hsize;
179 unsigned short vsize;
180
181 enum ili9320_suspend suspend;
182
183 /* set the reset line, 0 = reset asserted, 1 = normal */
184 void (*reset)(unsigned int val);
185
186 unsigned short entry_mode;
187 unsigned short display2;
188 unsigned short display3;
189 unsigned short display4;
190 unsigned short rgb_if1;
191 unsigned short rgb_if2;
192 unsigned short interface2;
193 unsigned short interface3;
194 unsigned short interface4;
195 unsigned short interface5;
196 unsigned short interface6;
197 };
198
199
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