Use Pins/DiffPairs(assert_width) where appropriate.

1 files changed, 9 insertions, 7 deletions

diff --git a/nmigen_boards/dev/flash.py b/nmigen_boards/dev/flash.py
index 9cb8d90..817b6d4 100644
--- a/nmigen_boards/dev/flash.py
+++ b/nmigen_boards/dev/flash.py
@@ -11,25 +11,27 @@ def SPIFlashResources(*args, cs, clk, mosi, miso, wp=None, hold=None, attrs=None
     if attrs is not None:
         io_all.append(attrs)
     io_all.append(Subsignal("cs",  PinsN(cs, dir="o")))
-    io_all.append(Subsignal("clk", Pins(clk, dir="o")))
+    io_all.append(Subsignal("clk", Pins(clk, dir="o", assert_width=1)))
 
     io_1x = list(io_all)
-    io_1x.append(Subsignal("mosi", Pins(mosi, dir="o")))
-    io_1x.append(Subsignal("miso", Pins(miso, dir="i")))
+    io_1x.append(Subsignal("mosi", Pins(mosi, dir="o", assert_width=1)))
+    io_1x.append(Subsignal("miso", Pins(miso, dir="i", assert_width=1)))
     if wp is not None and hold is not None:
-        io_1x.append(Subsignal("wp",   PinsN(wp,   dir="o")))
-        io_1x.append(Subsignal("hold", PinsN(hold, dir="o")))
+        io_1x.append(Subsignal("wp",   PinsN(wp,   dir="o", assert_width=1)))
+        io_1x.append(Subsignal("hold", PinsN(hold, dir="o", assert_width=1)))
     resources.append(Resource.family(*args, default_name="spi_flash", ios=io_1x,
                                      name_suffix="1x"))
 
     io_2x = list(io_all)
-    io_2x.append(Subsignal("dq", Pins(" ".join([mosi, miso]), dir="io")))
+    io_2x.append(Subsignal("dq", Pins(" ".join([mosi, miso]), dir="io",
+                                      assert_width=2)))
     resources.append(Resource.family(*args, default_name="spi_flash", ios=io_2x,
                                      name_suffix="2x"))
 
     if wp is not None and hold is not None:
         io_4x = list(io_all)
-        io_4x.append(Subsignal("dq", Pins(" ".join([mosi, miso, wp, hold]), dir="io")))
+        io_4x.append(Subsignal("dq", Pins(" ".join([mosi, miso, wp, hold]), dir="io",
+                                          assert_width=4)))
         resources.append(Resource.family(*args, default_name="spi_flash", ios=io_4x,
                                          name_suffix="4x"))