diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 71247da..a199843 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -5445,6 +5445,9 @@ parse_dcb20_entry(struct drm_device *dev, struct dcb_table *dcb,
 	case OUTPUT_TMDS:
 		entry->tmdsconf.sor.link = (conf & 0x00000030) >> 4;
 		break;
+	case 4:
+		entry->type = OUTPUT_TMDS;
+		break;
 	case 0xe:
 		/* weird g80 mobile type that "nv" treats as a terminator */
 		dcb->entries--;