platforms/kc705: read the configuration flash faster (ISE only)

diff --git a/mibuild/platforms/kc705.py b/mibuild/platforms/kc705.py
index e3e7714e85da4cdb8127422ed6f3d2f0d3d6899b..2df33eb2bcea644db2296f273de517a36fcb5362 100644 (file)
--- a/mibuild/platforms/kc705.py
+++ b/mibuild/platforms/kc705.py
@@ -133,6 +133,8 @@ def Platform(*args, toolchain="vivado", **kwargs):
                raise ValueError
 
        class RealPlatform(xilinx_platform):
+               bitgen_opt = "-g LCK_cycle:6 -g Binary:Yes -w -g ConfigRate:12 -g SPI_buswidth:4"
+
                def __init__(self, crg_factory=lambda p: CRG_DS(p, "clk156", "cpu_reset")):
                        xilinx_platform.__init__(self, "xc7k325t-ffg900-2", _io, crg_factory)