OMAP: DSS2: Add new color formats for OMAP4

Add new color formats supported by OMAP4: NV12, RGBA16, RGBX16,
ARGB16_1555, XRGB16_1555.
NV12 color format is defined here, its support in DSS will be added separately.

Signed-off-by: Amber Jain <amber@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
index 1a2d835..79c1c0a 100644
--- a/drivers/video/omap2/dss/dispc.c
+++ b/drivers/video/omap2/dss/dispc.c
@@ -796,38 +796,78 @@
 		enum omap_color_mode color_mode)
 {
 	u32 m = 0;
-
-	switch (color_mode) {
-	case OMAP_DSS_COLOR_CLUT1:
-		m = 0x0; break;
-	case OMAP_DSS_COLOR_CLUT2:
-		m = 0x1; break;
-	case OMAP_DSS_COLOR_CLUT4:
-		m = 0x2; break;
-	case OMAP_DSS_COLOR_CLUT8:
-		m = 0x3; break;
-	case OMAP_DSS_COLOR_RGB12U:
-		m = 0x4; break;
-	case OMAP_DSS_COLOR_ARGB16:
-		m = 0x5; break;
-	case OMAP_DSS_COLOR_RGB16:
-		m = 0x6; break;
-	case OMAP_DSS_COLOR_RGB24U:
-		m = 0x8; break;
-	case OMAP_DSS_COLOR_RGB24P:
-		m = 0x9; break;
-	case OMAP_DSS_COLOR_YUV2:
-		m = 0xa; break;
-	case OMAP_DSS_COLOR_UYVY:
-		m = 0xb; break;
-	case OMAP_DSS_COLOR_ARGB32:
-		m = 0xc; break;
-	case OMAP_DSS_COLOR_RGBA32:
-		m = 0xd; break;
-	case OMAP_DSS_COLOR_RGBX32:
-		m = 0xe; break;
-	default:
-		BUG(); break;
+	if (plane != OMAP_DSS_GFX) {
+		switch (color_mode) {
+		case OMAP_DSS_COLOR_NV12:
+			m = 0x0; break;
+		case OMAP_DSS_COLOR_RGB12U:
+			m = 0x1; break;
+		case OMAP_DSS_COLOR_RGBA16:
+			m = 0x2; break;
+		case OMAP_DSS_COLOR_RGBX16:
+			m = 0x4; break;
+		case OMAP_DSS_COLOR_ARGB16:
+			m = 0x5; break;
+		case OMAP_DSS_COLOR_RGB16:
+			m = 0x6; break;
+		case OMAP_DSS_COLOR_ARGB16_1555:
+			m = 0x7; break;
+		case OMAP_DSS_COLOR_RGB24U:
+			m = 0x8; break;
+		case OMAP_DSS_COLOR_RGB24P:
+			m = 0x9; break;
+		case OMAP_DSS_COLOR_YUV2:
+			m = 0xa; break;
+		case OMAP_DSS_COLOR_UYVY:
+			m = 0xb; break;
+		case OMAP_DSS_COLOR_ARGB32:
+			m = 0xc; break;
+		case OMAP_DSS_COLOR_RGBA32:
+			m = 0xd; break;
+		case OMAP_DSS_COLOR_RGBX32:
+			m = 0xe; break;
+		case OMAP_DSS_COLOR_XRGB16_1555:
+			m = 0xf; break;
+		default:
+			BUG(); break;
+		}
+	} else {
+		switch (color_mode) {
+		case OMAP_DSS_COLOR_CLUT1:
+			m = 0x0; break;
+		case OMAP_DSS_COLOR_CLUT2:
+			m = 0x1; break;
+		case OMAP_DSS_COLOR_CLUT4:
+			m = 0x2; break;
+		case OMAP_DSS_COLOR_CLUT8:
+			m = 0x3; break;
+		case OMAP_DSS_COLOR_RGB12U:
+			m = 0x4; break;
+		case OMAP_DSS_COLOR_ARGB16:
+			m = 0x5; break;
+		case OMAP_DSS_COLOR_RGB16:
+			m = 0x6; break;
+		case OMAP_DSS_COLOR_ARGB16_1555:
+			m = 0x7; break;
+		case OMAP_DSS_COLOR_RGB24U:
+			m = 0x8; break;
+		case OMAP_DSS_COLOR_RGB24P:
+			m = 0x9; break;
+		case OMAP_DSS_COLOR_YUV2:
+			m = 0xa; break;
+		case OMAP_DSS_COLOR_UYVY:
+			m = 0xb; break;
+		case OMAP_DSS_COLOR_ARGB32:
+			m = 0xc; break;
+		case OMAP_DSS_COLOR_RGBA32:
+			m = 0xd; break;
+		case OMAP_DSS_COLOR_RGBX32:
+			m = 0xe; break;
+		case OMAP_DSS_COLOR_XRGB16_1555:
+			m = 0xf; break;
+		default:
+			BUG(); break;
+		}
 	}
 
 	REG_FLD_MOD(DISPC_OVL_ATTRIBUTES(plane), m, 4, 1);
@@ -1203,12 +1243,17 @@
 	case OMAP_DSS_COLOR_CLUT4:
 		return 4;
 	case OMAP_DSS_COLOR_CLUT8:
+	case OMAP_DSS_COLOR_NV12:
 		return 8;
 	case OMAP_DSS_COLOR_RGB12U:
 	case OMAP_DSS_COLOR_RGB16:
 	case OMAP_DSS_COLOR_ARGB16:
 	case OMAP_DSS_COLOR_YUV2:
 	case OMAP_DSS_COLOR_UYVY:
+	case OMAP_DSS_COLOR_RGBA16:
+	case OMAP_DSS_COLOR_RGBX16:
+	case OMAP_DSS_COLOR_ARGB16_1555:
+	case OMAP_DSS_COLOR_XRGB16_1555:
 		return 16;
 	case OMAP_DSS_COLOR_RGB24P:
 		return 24;