axi_ad9963: Disable unused features of the register map

Disable registers in the register map which are not needed for this core.
This reduces the utilization of the core.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>

library/axi_ad9963/axi_ad9963_rx.v

@@ -186,7 +186,13 @@ module axi_ad9963_rx #(
 
   // common processor control
 
-  up_adc_common #(.ID (ID)) i_up_adc_common (
+  up_adc_common #(
+    .ID (ID),
+    .DRP_DISABLE (1),
+    .USERPORTS_DISABLE (1),
+    .GPIO_DISABLE (1),
+    .START_CODE_DISABLE (1)
+  ) i_up_adc_common (
     .mmcm_rst (),
     .adc_clk (adc_clk),
     .adc_rst (adc_rst),

library/axi_ad9963/axi_ad9963_rx_channel.v

@@ -161,7 +161,13 @@ module axi_ad9963_rx_channel #(
   end
   endgenerate
 
-  up_adc_channel #(.CHANNEL_ID (CHANNEL_ID)) i_up_adc_channel (
+  up_adc_channel #(
+    .CHANNEL_ID (CHANNEL_ID),
+    .DATAFORMAT_DISABLE (DATAPATH_DISABLE),
+    .DCFILTER_DISABLE (DATAPATH_DISABLE),
+    .IQCORRECTION_DISABLE (DATAPATH_DISABLE),
+    .USERPORTS_DISABLE (1)
+  ) i_up_adc_channel (
     .adc_clk (adc_clk),
     .adc_rst (adc_rst),
     .adc_enable (adc_enable),

library/axi_ad9963/axi_ad9963_tx.v

@@ -208,7 +208,12 @@ module axi_ad9963_tx #(
 
   // dac common processor interface
 
-  up_dac_common #(.ID (ID)) i_up_dac_common (
+  up_dac_common #(
+    .ID (ID),
+    .DRP_DISABLE (1),
+    .USERPORTS_DISABLE (1),
+    .GPIO_DISABLE(1)
+  ) i_up_dac_common (
     .mmcm_rst (),
     .dac_clk (dac_clk),
     .dac_rst (dac_rst),

library/axi_ad9963/axi_ad9963_tx_channel.v

@@ -370,7 +370,12 @@ module axi_ad9963_tx_channel #(
 
   // single channel processor
 
-  up_dac_channel #(.CHANNEL_ID(CHANNEL_ID)) i_up_dac_channel (
+  up_dac_channel #(
+    .CHANNEL_ID(CHANNEL_ID),
+    .DDS_DISABLE(DATAPATH_DISABLE),
+    .IQCORRECTION_DISABLE(DATAPATH_DISABLE),
+    .USERPORTS_DISABLE(1)
+  ) i_up_dac_channel (
     .dac_clk (dac_clk),
     .dac_rst (dac_rst),
     .dac_dds_scale_1 (dac_dds_scale_1_s),