diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 8eb2d7f29c82..f688207932e0 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -745,6 +745,9 @@ gen11_dsi_configure_transcoder(struct intel_encoder *encoder,
 		case PIPE_C:
 			tmp |= TRANS_DDI_EDP_INPUT_C_ONOFF;
 			break;
+		case PIPE_D:
+			tmp |= TRANS_DDI_EDP_INPUT_D_ONOFF;
+			break;
 		}
 
 		/* enable DDI buffer */
@@ -1325,6 +1328,9 @@ static bool gen11_dsi_get_hw_state(struct intel_encoder *encoder,
 		case TRANS_DDI_EDP_INPUT_C_ONOFF:
 			*pipe = PIPE_C;
 			break;
+		case TRANS_DDI_EDP_INPUT_D_ONOFF:
+			*pipe = PIPE_D;
+			break;
 		default:
 			DRM_ERROR("Invalid PIPE input\n");
 			goto out;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 585750676c81..526fb0b208a8 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -9675,6 +9675,7 @@ enum skl_power_gate {
 #define  TRANS_DDI_EDP_INPUT_A_ONOFF	(4 << 12)
 #define  TRANS_DDI_EDP_INPUT_B_ONOFF	(5 << 12)
 #define  TRANS_DDI_EDP_INPUT_C_ONOFF	(6 << 12)
+#define  TRANS_DDI_EDP_INPUT_D_ONOFF	(7 << 12)
 #define  TRANS_DDI_MST_TRANSPORT_SELECT_MASK	REG_GENMASK(11, 10)
 #define  TRANS_DDI_MST_TRANSPORT_SELECT(trans)	\
 	REG_FIELD_PREP(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, trans)