diff --git a/library/common/ad_lvds_in.v b/library/common/ad_lvds_in.v
index 44cd171ba..9e977b193 100644
--- a/library/common/ad_lvds_in.v
+++ b/library/common/ad_lvds_in.v
@@ -64,6 +64,7 @@ module ad_lvds_in (
 
   // parameters
 
+  parameter   SINGLE_ENDED = 0;
   parameter   DEVICE_TYPE = 0;
   parameter   IODELAY_CTRL = 0;
   parameter   IODELAY_GROUP = "dev_if_delay_group";
@@ -117,10 +118,19 @@ module ad_lvds_in (
 
   // receive data interface, ibuf -> idelay -> iddr
 
-  IBUFDS i_rx_data_ibuf (
+  generate
+  if (SINGLE_ENDED == 1) begin
+    assign tx_data_out_n = 1'b0;
+    IBUF i_rx_data_ibuf (
+      .I (rx_data_in_p),
+      .O (rx_data_ibuf_s));
+  end else begin
+     IBUFDS i_rx_data_ibuf (
     .I (rx_data_in_p),
     .IB (rx_data_in_n),
     .O (rx_data_ibuf_s));
+  end
+  endgenerate
 
   if (DEVICE_TYPE == VIRTEX6) begin
   (* IODELAY_GROUP = IODELAY_GROUP *)