board/karo/common/lcd.c

   1 #include <common.h>
   2 #include <linux/fb.h>
   3 #ifdef CONFIG_VIDEO_IPUV3
   4 #include <mxcfb.h>
   5 #endif
   6
   7 #include "karo.h"
   8
   9 static struct fb_videomode karo_tx_fb_modes[] = {
  10 #ifndef CONFIG_SYS_LVDS_IF
  11         {
  12                 /* Standard VGA timing */
  13                 .name           = "VGA",
  14                 .refresh        = 60,
  15                 .xres           = 640,
  16                 .yres           = 480,
  17                 .pixclock       = KHZ2PICOS(25175),
  18                 .left_margin    = 48,
  19                 .hsync_len      = 96,
  20                 .right_margin   = 16,
  21                 .upper_margin   = 31,
  22                 .vsync_len      = 2,
  23                 .lower_margin   = 12,
  24                 .sync           = FB_SYNC_CLK_LAT_FALL,
  25         },
  26         {
  27                 /* Emerging ETV570 640 x 480 display. Syncs low active,
  28                  * DE high active, 115.2 mm x 86.4 mm display area
  29                  * VGA compatible timing
  30                  */
  31                 .name           = "ETV570",
  32                 .refresh        = 60,
  33                 .xres           = 640,
  34                 .yres           = 480,
  35                 .pixclock       = KHZ2PICOS(25175),
  36                 .left_margin    = 114,
  37                 .hsync_len      = 30,
  38                 .right_margin   = 16,
  39                 .upper_margin   = 32,
  40                 .vsync_len      = 3,
  41                 .lower_margin   = 10,
  42                 .sync           = FB_SYNC_CLK_LAT_FALL,
  43         },
  44         {
  45                 /* Emerging ET0350G0DH6 320 x 240 display.
  46                  * 70.08 mm x 52.56 mm display area.
  47                  */
  48                 .name           = "ET0350",
  49                 .refresh        = 60,
  50                 .xres           = 320,
  51                 .yres           = 240,
  52                 .pixclock       = KHZ2PICOS(6500),
  53                 .left_margin    = 68 - 34,
  54                 .hsync_len      = 34,
  55                 .right_margin   = 20,
  56                 .upper_margin   = 18 - 3,
  57                 .vsync_len      = 3,
  58                 .lower_margin   = 4,
  59                 .sync           = FB_SYNC_CLK_LAT_FALL,
  60         },
  61         {
  62                 /* Emerging ET0430G0DH6 480 x 272 display.
  63                  * 95.04 mm x 53.856 mm display area.
  64                  */
  65                 .name           = "ET0430",
  66                 .refresh        = 60,
  67                 .xres           = 480,
  68                 .yres           = 272,
  69                 .pixclock       = KHZ2PICOS(9000),
  70                 .left_margin    = 2,
  71                 .hsync_len      = 41,
  72                 .right_margin   = 2,
  73                 .upper_margin   = 2,
  74                 .vsync_len      = 10,
  75                 .lower_margin   = 2,
  76         },
  77         {
  78                 /* Emerging ET0500G0DH6 800 x 480 display.
  79                  * 109.6 mm x 66.4 mm display area.
  80                  */
  81                 .name           = "ET0500",
  82                 .refresh        = 60,
  83                 .xres           = 800,
  84                 .yres           = 480,
  85                 .pixclock       = KHZ2PICOS(33260),
  86                 .left_margin    = 216 - 128,
  87                 .hsync_len      = 128,
  88                 .right_margin   = 1056 - 800 - 216,
  89                 .upper_margin   = 35 - 2,
  90                 .vsync_len      = 2,
  91                 .lower_margin   = 525 - 480 - 35,
  92                 .sync           = FB_SYNC_CLK_LAT_FALL,
  93         },
  94         {
  95                 /* Emerging ETQ570G0DH6 320 x 240 display.
  96                  * 115.2 mm x 86.4 mm display area.
  97                  */
  98                 .name           = "ETQ570",
  99                 .refresh        = 60,
 100                 .xres           = 320,
 101                 .yres           = 240,
 102                 .pixclock       = KHZ2PICOS(6400),
 103                 .left_margin    = 38,
 104                 .hsync_len      = 30,
 105                 .right_margin   = 30,
 106                 .upper_margin   = 16, /* 15 according to datasheet */
 107                 .vsync_len      = 3, /* TVP -> 1>x>5 */
 108                 .lower_margin   = 4, /* 4.5 according to datasheet */
 109                 .sync           = FB_SYNC_CLK_LAT_FALL,
 110         },
 111         {
 112                 /* Emerging ET0700G0DH6 800 x 480 display.
 113                  * 152.4 mm x 91.44 mm display area.
 114                  */
 115                 .name           = "ET0700",
 116                 .refresh        = 60,
 117                 .xres           = 800,
 118                 .yres           = 480,
 119                 .pixclock       = KHZ2PICOS(33260),
 120                 .left_margin    = 216 - 128,
 121                 .hsync_len      = 128,
 122                 .right_margin   = 1056 - 800 - 216,
 123                 .upper_margin   = 35 - 2,
 124                 .vsync_len      = 2,
 125                 .lower_margin   = 525 - 480 - 35,
 126                 .sync           = FB_SYNC_CLK_LAT_FALL,
 127         },
 128         {
 129                 /* Emerging ET070001DM6 800 x 480 display.
 130                  * 152.4 mm x 91.44 mm display area.
 131                  */
 132                 .name           = "ET070001DM6",
 133                 .refresh        = 60,
 134                 .xres           = 800,
 135                 .yres           = 480,
 136                 .pixclock       = KHZ2PICOS(33260),
 137                 .left_margin    = 216 - 128,
 138                 .hsync_len      = 128,
 139                 .right_margin   = 1056 - 800 - 216,
 140                 .upper_margin   = 35 - 2,
 141                 .vsync_len      = 2,
 142                 .lower_margin   = 525 - 480 - 35,
 143                 .sync           = 0,
 144         },
 145 #else
 146         {
 147                 /* HannStar HSD100PXN1
 148                  * 202.7m mm x 152.06 mm display area.
 149                  */
 150                 .name           = "HSD100PXN1",
 151                 .refresh        = 60,
 152                 .xres           = 1024,
 153                 .yres           = 768,
 154                 .pixclock       = KHZ2PICOS(65000),
 155                 .left_margin    = 0,
 156                 .hsync_len      = 0,
 157                 .right_margin   = 320,
 158                 .upper_margin   = 0,
 159                 .vsync_len      = 0,
 160                 .lower_margin   = 38,
 161                 .sync           = FB_SYNC_CLK_LAT_FALL,
 162         },
 163 #endif
 164         {
 165                 /* unnamed entry for assigning parameters parsed from 'video_mode' string */
 166                 .refresh        = 60,
 167                 .left_margin    = 48,
 168                 .hsync_len      = 96,
 169                 .right_margin   = 16,
 170                 .upper_margin   = 31,
 171                 .vsync_len      = 2,
 172                 .lower_margin   = 12,
 173                 .sync           = FB_SYNC_CLK_LAT_FALL,
 174         },
 175 };
 176
 177 int karo_get_fb_mode(const char *name, struct fb_videomode **mode)
 178 {
 179         size_t i;
 180
 181         if (name == NULL) {
 182                 if (mode)
 183                         *mode = karo_tx_fb_modes;
 184                 return ARRAY_SIZE(karo_tx_fb_modes);
 185         }
 186         for (i = 0; i < ARRAY_SIZE(karo_tx_fb_modes); i++) {
 187                 struct fb_videomode *m = &karo_tx_fb_modes[i];
 188
 189                 if (m->name && strcmp(m->name, name) == 0) {
 190                         if (mode)
 191                                 *mode = m;
 192                         return i;
 193                 }
 194         }
 195         if (mode)
 196                 *mode = NULL;
 197         return -ENOENT;
 198 }