include/video/ili9320.h

   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