xc7/counter_test: use 'f4pga build'

Signed-off-by: Unai Martinez-Corral <umartinezcorral@antmicro.com>

xc7/counter_test/Makefile

@@ -2,9 +2,7 @@ current_dir := ${CURDIR}
 TOP := top
 SOURCES := ${current_dir}/counter.v
 
-ifeq ($(TARGET),arty_35)
-  XDC := ${current_dir}/arty.xdc
-else ifeq ($(TARGET),arty_100)
+ifeq ($(TARGET),arty_100)
   XDC := ${current_dir}/arty.xdc
 else ifeq ($(TARGET),nexys4ddr)
   XDC := ${current_dir}/nexys4ddr.xdc
@@ -17,5 +15,9 @@ else
   XDC := ${current_dir}/basys3.xdc
 endif
 
-include ${current_dir}/../../common/common.mk
+ifeq ($(TARGET),arty_35)
+build:
+	f4pga build --flow ./flow.json
+endif
 
+include ${current_dir}/../../common/common.mk

xc7/counter_test/flow.json

@@ -0,0 +1,25 @@
+{
+    "default_part": "XC7A35TCSG324-1",
+    "values": {
+        "top": "top"
+    },
+    "dependencies": {
+        "sources": [
+            "counter.v"
+        ],
+        "synth_log": "synth.log",
+        "pack_log": "pack.log"
+    },
+    "XC7A35TCSG324-1": {
+        "default_target": "bitstream",
+        "dependencies": {
+            "build_dir": "build/arty_35",
+            "xdc": [
+                "arty.xdc"
+            ]
+        },
+        "values": {
+            "part": "xc7a35tcpg236-1"
+        }
+    }
+}