From 198c995c8fcbb6be8fbb47e34a0877b61ab71534 Mon Sep 17 00:00:00 2001
From: Clifford Wolf <clifford@clifford.at>
Date: Wed, 1 Jul 2015 22:42:25 +0200
Subject: [PATCH] Back to Vivado 2015.1

my synthesis license has a 2015.05 version limit..
---
 README.md               | 4 ++--
 scripts/vivado/Makefile | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index d920e21..40a5d5b 100644
--- a/README.md
+++ b/README.md
@@ -533,10 +533,10 @@ place&route static timing analysis with `report_timing`.
 | Xilinx Virtex-7T     | -3         |     2.4 ns (416 MHz) |
 
 The following table lists the resource utilization in area-optimized synthesis,
-as reported by Vivado 2015.2 post optimization with `report_utilization`.
+as reported by Vivado 2015.1 post optimization with `report_utilization`.
 
 PicoRV32 "small" is the core without counter instructions, with externally
-latched `mem_rdata`, and without catching of misaligned memory access and
+latched `mem_rdata`, and without catching of misaligned memory accesses and
 illegal instructions.
 
 PicoRV32 "regular" is simply the core with its default settings.
diff --git a/scripts/vivado/Makefile b/scripts/vivado/Makefile
index 17b9700..f5f6129 100644
--- a/scripts/vivado/Makefile
+++ b/scripts/vivado/Makefile
@@ -1,5 +1,5 @@
 
-export VIVADO = /opt/Xilinx/Vivado/2015.2/bin/vivado
+export VIVADO = /opt/Xilinx/Vivado/2015.1/bin/vivado
 
 help:
 	@echo "Usage: make {synth_speed|synth_area|synth_soc}"