Eric Lee / linux-smarc-t335x-v3.2

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Commit 8f027442b86664f915f2e33f81b3c8ff70ed6f21

Authored by Manjunathappa, Prakash
Committed by Afzal Mohammed
1 parent 6d3c8b17e4
Exists in master

video: da8xx-fb: Add 24bpp support 

Patch adds 24bpp support and configures LCDC in 24bpp packed mode.

Signed-off-by: Manjunathappa, Prakash <prakash.pm@ti.com>

Showing 1 changed file with 14 additions and 2 deletions Side-by-side Diff

drivers/video/da8xx-fb.c
Diff comments   View file @ 8f02744
... ... @@ -542,7 +542,9 @@
542 542 if (raster_order)
543 543 reg |= LCD_RASTER_ORDER;
544 544  
545   - if (bpp == 32)
  545 + if (bpp == 24)
  546 + reg |= (LCD_TFT_MODE | LCD_V2_TFT_24BPP_MODE);
  547 + else if (bpp == 32)
546 548 reg |= (LCD_TFT_MODE | LCD_V2_TFT_24BPP_MODE
547 549 | LCD_V2_TFT_24BPP_UNPACK);
548 550  
... ... @@ -553,6 +555,7 @@
553 555 case 2:
554 556 case 4:
555 557 case 16:
  558 + case 24:
556 559 case 32:
557 560 par->palette_sz = 16 * 2;
558 561 break;
... ... @@ -612,7 +615,8 @@
612 615 update_hw = 1;
613 616 palette[0] = 0x4000;
614 617 }
615   - } else if ((info->var.bits_per_pixel == 32) && regno < 32) {
  618 + } else if (((info->var.bits_per_pixel == 32) && regno < 32) ||
  619 + ((info->var.bits_per_pixel == 24) && regno < 24)) {
616 620 red >>= (24 - info->var.red.length);
617 621 red <<= info->var.red.offset;
618 622  
... ... @@ -912,6 +916,14 @@
912 916 var->blue.length = 5;
913 917 var->transp.offset = 0;
914 918 var->transp.length = 0;
  919 + break;
  920 + case 24:
  921 + var->red.offset = 16;
  922 + var->red.length = 8;
  923 + var->green.offset = 8;
  924 + var->green.length = 8;
  925 + var->blue.offset = 0;
  926 + var->blue.length = 8;
915 927 break;
916 928 case 32:
917 929 var->transp.offset = 24;