dm: video: support increased intensity (bold)

Support special rendition code 0 - reset attributes.
Support special rendition code 1 - increased intensity (bold).

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>

include/video.h

@@ -67,6 +67,7 @@ enum video_log2_bpp {
  * @flush_dcache:	true to enable flushing of the data cache after
  *		the LCD is updated
  * @cmap:	Colour map for 8-bit-per-pixel displays
+ * @fg_col_idx:	Foreground color code (bit 3 = bold, bit 0-2 = color)
  */
 struct video_priv {
 	/* Things set up by the driver: */
@@ -88,6 +89,7 @@ struct video_priv {
 	u32 colour_bg;
 	bool flush_dcache;
 	ushort *cmap;
+	u8 fg_col_idx;
 };
 
 /* Placeholder - there are no video operations at present */

include/video_console.h

@@ -15,16 +15,24 @@
 #define VID_TO_POS(x)	((x) * VID_FRAC_DIV)
 
 /*
- * The 8 colors supported by the console
+ * The 16 colors supported by the console
  */
 enum color_idx {
 	VID_BLACK = 0,
 	VID_RED,
 	VID_GREEN,
-	VID_YELLOW,
+	VID_BROWN,
 	VID_BLUE,
 	VID_MAGENTA,
 	VID_CYAN,
+	VID_LIGHT_GRAY,
+	VID_GRAY,
+	VID_LIGHT_RED,
+	VID_LIGTH_GREEN,
+	VID_YELLOW,
+	VID_LIGHT_BLUE,
+	VID_LIGHT_MAGENTA,
+	VID_LIGHT_CYAN,
 	VID_WHITE,
 
 	VID_COLOR_COUNT