From e701859a274430b88c17e77e3956fa1e435af5a7 Mon Sep 17 00:00:00 2001 From: whitequark Date: Sun, 4 Aug 2019 11:14:16 +0000 Subject: Use Pins/DiffPairs(assert_width) where appropriate. --- nmigen_boards/dev/flash.py | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) (limited to 'nmigen_boards/dev/flash.py') 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")) -- cgit v1.2.3