diff --git a/spiOverJtag/Makefile b/spiOverJtag/Makefile
index 478a50c..d1dec0d 100644
--- a/spiOverJtag/Makefile
+++ b/spiOverJtag/Makefile
@@ -18,7 +18,8 @@ XILINX_PARTS := xc3s500evq100 \
 	xc7vx330tffg1157 \
 	xcku040-ffva1156 xcku060-ffva1156 \
 	xcku5p-ffvb676 \
-	xcvu9p-flga2104 xcvu37p-fsvh2892
+	xcvu9p-flga2104 xcvu37p-fsvh2892 \
+   xcau15p-ffvb676
 XILINX_BIT_FILES := $(addsuffix .bit.gz,$(addprefix spiOverJtag_, $(XILINX_PARTS)))
 
 ALTERA_PARTS := 10cl025256 10cl016484 10cl055484 \
diff --git a/spiOverJtag/build.py b/spiOverJtag/build.py
index 08b9b7e..534a350 100755
--- a/spiOverJtag/build.py
+++ b/spiOverJtag/build.py
@@ -67,7 +67,7 @@ elif subpart == "xc6v":
     family = "Virtex6"
     tool = "ise"
     speed = -1
-elif subpart in ["xcvu", "xcku"]:
+elif subpart in ["xcvu", "xcku", "xcau"]:
     family = "Xilinx UltraScale"
     tool = "vivado"
 else:
@@ -126,6 +126,7 @@ if tool in ["ise", "vivado"]:
         "xcvu37p-fsvh2892" : "xcvu37p_fsvh2892",
         "xcku3p-ffva676"   : "xcku3p_ffva676",
         "xcku5p-ffvb676"   : "xcku5p_ffvb676",
+        "xcau15p-ffvb676"  : "xcau15p_ffvb676",
         }[part]
     if tool == "ise":
         cst_type = "UCF"
@@ -189,6 +190,8 @@ if tool in ["ise", "vivado"]:
                     'paramtype': 'vlogdefine',
                     'description': 'secondary flash',
                     'default': 1}
+            elif part == "xcau15p-ffvb676":
+                tool_options = {'part': part + '-2-e'}
         else:
             tool_options = {'part': part + '-1'}
     cst_file = currDir + "constr_" + pkg_name + "." + cst_type.lower()
diff --git a/spiOverJtag/constr_xcau15p_ffvb676.xdc b/spiOverJtag/constr_xcau15p_ffvb676.xdc
new file mode 100644
index 0000000..bc4bb4a
--- /dev/null
+++ b/spiOverJtag/constr_xcau15p_ffvb676.xdc
@@ -0,0 +1,7 @@
+set_property BITSTREAM.GENERAL.COMPRESS TRUE [current_design]
+set_property CONFIG_VOLTAGE 1.8 [current_design]
+# Table 1-2 from UG570
+set_property CFGBVS GND [current_design]
+
+# Primary QSPI flash
+# Connection done through the STARTUPE3 block
diff --git a/spiOverJtag/spiOverJtag_xcau15p-ffvb676.bit.gz b/spiOverJtag/spiOverJtag_xcau15p-ffvb676.bit.gz
new file mode 100644
index 0000000..014eafe
Binary files /dev/null and b/spiOverJtag/spiOverJtag_xcau15p-ffvb676.bit.gz differ
diff --git a/spiOverJtag/xilinx_spiOverJtag.v b/spiOverJtag/xilinx_spiOverJtag.v
index aca4e23..95baf68 100644
--- a/spiOverJtag/xilinx_spiOverJtag.v
+++ b/spiOverJtag/xilinx_spiOverJtag.v
@@ -73,6 +73,7 @@ module spiOverJtag
 	end
 
 `ifdef xilinxultrascale
+    assign sck = drck;
 	wire [3:0] di;
 	assign wpn_dq2  = 1'b1;
 	assign hldn_dq3 = 1'b1;