add KC705

diff --git a/nmigen_boards/kc705.py b/nmigen_boards/kc705.py
new file mode 100644 (file)
index 0000000..2f3385e
--- /dev/null
+++ b/nmigen_boards/kc705.py
@@ -0,0 +1,45 @@
+import os
+import subprocess
+
+from nmigen.build import *
+from nmigen.vendor.xilinx_7series import *
+from .dev import *
+
+
+__all__ = ["KC705Platform"]
+
+
+class KC705Platform(Xilinx7SeriesPlatform):
+    device     = "xc7k325t"
+    package    = "ffg900"
+    speed      = "2"
+    resources  = [
+        Resource("clk156", 0, DiffPairs("K28", "K29", dir="i"),
+                 Clock(156e6), Attrs(IOSTANDARD="LVDS_25")),
+
+        Resource("user_led", 0, Pins("AB8", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+        Resource("user_led", 1, Pins("AA8", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+        Resource("user_led", 2, Pins("AC9", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+        Resource("user_led", 3, Pins("AB9", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+        Resource("user_led", 4, Pins("AE26", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+        Resource("user_led", 5, Pins("G19", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+        Resource("user_led", 6, Pins("E18", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+        Resource("user_led", 7, Pins("F16", dir="o"), Attrs(IOSTANDARD="LVCMOS15")),
+
+        UARTResource(0,
+            rx="M19", tx="K24",
+            attrs=Attrs(IOSTANDARD="LVCMOS33")
+        ),
+    ]
+    connectors = []
+
+    def toolchain_program(self, products, name):
+        openocd = os.environ.get("OPENOCD", "openocd")
+        with products.extract("{}.bit".format(name)) as bitstream_filename:
+            subprocess.run([openocd, "-c",
+                            "source [find board/kc705.cfg]; init; pld load 0 bitstream_filename; exit".format(bitstream_filename)], check=True)
+
+
+if __name__ == "__main__":
+    from ._blinky import build_and_program
+    build_and_program(KC705Platform, "clk156")