Add tilegrid report utility.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>

utils/tilegrid_report.py

@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+import simplejson as json
+import argparse
+
+def main():
+    parser = argparse.ArgumentParser(description="")
+    parser.add_argument('tilegrid_json')
+
+    args = parser.parse_args()
+
+    with open(args.tilegrid_json, 'r') as f:
+        tilegrid = json.load(f)
+
+    tile_types = {}
+
+    for tile in tilegrid:
+        tile_type = tilegrid[tile]['type']
+        if tile_type not in tile_types:
+            tile_types[tilegrid[tile]['type']] = []
+
+        tile_types[tile_type].append((tile, tilegrid[tile]))
+
+    total_tile_count = 0
+    total_have_bits = 0
+    for tile_type, tiles in sorted(tile_types.items()):
+        if 'NULL' in tile_type:
+            continue
+
+        have_bits = 0
+        for tile_name, tile in tiles:
+            total_tile_count += 1
+            if 'bits' in tile and 'CLB_IO_CLK' in tile['bits']:
+                have_bits += 1
+                total_have_bits += 1
+
+        print('{}: {}/{} ({:.2f} %)'.format(tile_type, have_bits, len(tiles), 100.*float(have_bits)/len(tiles)))
+
+    print('')
+    print('Summary: {}/{} ({:.2f} %)'.format(total_have_bits, total_tile_count, 100.*float(total_have_bits)/total_tile_count))
+
+if __name__ == "__main__":
+    main()