vendor.board.tinyfpga_bx: clk16 pin does not have a global buffer.

Fixes #82.

diff --git a/nmigen/vendor/board/tinyfpga_bx.py b/nmigen/vendor/board/tinyfpga_bx.py
index 9afb1dcd489da8d050781bf10a5238793f101eeb..0031bb78154b9df2a55f6cb5bb11dcb258c2d7d6 100644 (file)
--- a/nmigen/vendor/board/tinyfpga_bx.py
+++ b/nmigen/vendor/board/tinyfpga_bx.py
@@ -13,7 +13,7 @@ class TinyFPGABXPlatform(TinyProgrammerMixin, LatticeICE40Platform):
     ]
     resources  = [
         Resource("clk16", 0, Pins("B2", dir="i"),
-                 extras={"GLOBAL": "1", "IO_STANDARD": "SB_LVCMOS33"}),
+                 extras={"IO_STANDARD": "SB_LVCMOS33"}),
 
         Resource("user_led", 0, Pins("B3", dir="o"), extras={"IO_STANDARD": "SB_LVCMOS33"}),