From e74b5dfe00feb97b6e04c94c45d81c044a51c9da Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Mon, 6 May 2019 22:44:58 +0800
Subject: [PATCH] ecp5: use speed grade 8 (versa)

---
 examples/helloworld_ecp5.nix | 2 +-
 examples/simplesoc_ecp5.nix  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/helloworld_ecp5.nix b/examples/helloworld_ecp5.nix
index 151ef85..98fc76a 100644
--- a/examples/helloworld_ecp5.nix
+++ b/examples/helloworld_ecp5.nix
@@ -17,7 +17,7 @@ let
     IOBUF PORT "serial_tx" IO_TYPE=LVCMOS33;
     EOF
 
-    echo -n "--um-45k --package CABGA381" > $out/device
+    echo -n "--um-45k --speed 8 --package CABGA381" > $out/device
     '';
 in
   hx.symbiflow.buildBitstream {
diff --git a/examples/simplesoc_ecp5.nix b/examples/simplesoc_ecp5.nix
index 586c6e4..9935c1a 100644
--- a/examples/simplesoc_ecp5.nix
+++ b/examples/simplesoc_ecp5.nix
@@ -17,7 +17,7 @@ let
     IOBUF PORT "serial_tx" IO_TYPE=LVCMOS33;
     EOF
 
-    echo -n "--um-45k --package CABGA381" > $out/device
+    echo -n "--um-45k --speed 8 --package CABGA381" > $out/device
     '';
 in
   hx.symbiflow.buildBitstream {