From aec8cd5339fa1bfe280bb0aafafef2f03e4a84c8 Mon Sep 17 00:00:00 2001
From: Christian Klarhorst <cklarhor@techfak.uni-bielefeld.de>
Date: Tue, 28 Jun 2022 15:26:14 +0200
Subject: [PATCH] build/xilinx/ise: Fix yosys flow

The top name changed in 2016 but only XST was changed.
---
 litex/build/xilinx/ise.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
 mode change 100644 => 100755 litex/build/xilinx/ise.py

diff --git a/litex/build/xilinx/ise.py b/litex/build/xilinx/ise.py
old mode 100644
new mode 100755
index 5c6b01190..1abed5b0b
--- a/litex/build/xilinx/ise.py
+++ b/litex/build/xilinx/ise.py
@@ -96,8 +96,8 @@ def _run_yosys(device, sources, vincpaths, build_name):
     else:
         raise OSError("Unsupported device")
 
-    ys_contents += """hierarchy -top top
-synth_xilinx -top top -family {family} -ise
+    ys_contents += """hierarchy -top {build_name}
+synth_xilinx -top {build_name} -family {family} -ise
 write_edif -pvector bra {build_name}.edif""".format(build_name=build_name, family=family)
 
     ys_name = build_name + ".ys"