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-rw-r--r--nmigen_boards/nexys4ddr.py186
1 files changed, 5 insertions, 181 deletions
diff --git a/nmigen_boards/nexys4ddr.py b/nmigen_boards/nexys4ddr.py
index cce8b9e..8fbc1e7 100644
--- a/nmigen_boards/nexys4ddr.py
+++ b/nmigen_boards/nexys4ddr.py
@@ -1,183 +1,7 @@
-import os
-import subprocess
+from amaranth_boards.nexys4ddr import *
+from amaranth_boards.nexys4ddr import __all__
-from nmigen.build import *
-from nmigen.vendor.xilinx_7series import *
-from .resources import *
-
-__all__ = ["Nexys4DDRPlatform"]
-
-
-class Nexys4DDRPlatform(Xilinx7SeriesPlatform):
- device = "xc7a100t"
- package = "csg324"
- speed = "1"
- default_clk = "clk100"
- default_rst = "rst"
- resources = [
- Resource("clk100", 0,
- Pins("E3", dir="i"), Clock(100e6), Attrs(IOSTANDARD="LVCMOS33")),
- Resource("rst", 0,
- PinsN("C12", dir="i"), Attrs(IOSTANDARD="LVCMOS33")),
-
- *SwitchResources(
- pins={0: 'J15', 1: 'L16', 2: 'M13', 3: 'R15', 4: 'R17', 5: 'T18',
- 6: 'U18', 7: 'R13', 10: 'R16', 11: 'T13', 12: 'H6',
- 13: 'U12', 14: 'U11', 15: 'V10'},
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
- *SwitchResources(
- pins={8: 'T8', 9: 'U8'},
- attrs=Attrs(IOSTANDARD="LVCMOS18")),
-
- *LEDResources(
- pins="H17 K15 J13 N14 R18 V17 U17 U16 V16 T15 U14 T16 V15 V14 V12 V11",
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
-
- RGBLEDResource(0,
- r="N15", g="M16", b="R12",
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
- RGBLEDResource(1,
- r="N16", g="R11", b="G14",
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
-
- Display7SegResource(0,
- a="T10", b="R10", c="K16", d="K13", e="P15",
- f="T11", g="L18", dp="H15", invert=True,
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
- Resource("display_7seg_an", 0,
- PinsN("J17 J18 T9 J14 P14 T14 K2 U13", dir="o"),
- Attrs(IOSTANDARD="LVCMOS33")),
-
- Resource("button_reset", 0,
- PinsN("C12", dir="i"), Attrs(IOSTANDARD="LVCMOS33")),
- Resource("button_center", 0,
- Pins("N17", dir="i"), Attrs(IOSTANDARD="LVCMOS33")),
- Resource("button_up", 0,
- Pins("M18", dir="i"), Attrs(IOSTANDARD="LVCMOS33")),
- Resource("button_left", 0,
- Pins("P17", dir="i"), Attrs(IOSTANDARD="LVCMOS33")),
- Resource("button_right", 0,
- Pins("M17", dir="i"), Attrs(IOSTANDARD="LVCMOS33")),
- Resource("button_down", 0,
- Pins("P18", dir="i"), Attrs(IOSTANDARD="LVCMOS33")),
-
- VGAResource(0,
- r="A3 B4 C5 A4",
- g="C6 A5 B6 A6",
- b="B7 C7 D7 D8",
- hs="B11", vs="B12",
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
-
- *SDCardResources(0,
- clk="B1", cmd="C1", cd="A1",
- dat0="C2", dat1="E1", dat2="F1", dat3="D2",
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
- Resource("sd_card_reset", 0,
- Pins("E2", dir="o"), Attrs(IOSTANDARD="LVCMOS33")),
-
- Resource("accelerometer", 0, # ADXL362
- Subsignal("cs", PinsN("D15", dir="o")),
- Subsignal("clk", Pins("F15", dir="o")),
- Subsignal("copi", Pins("F14", dir="o")),
- Subsignal("cipo", Pins("E15", dir="i")),
- Subsignal("int", Pins("B13 C16", dir="i"),
- Attrs(IOSTANDARD="LVCMOS33", PULLUP="TRUE")),
- Attrs(IOSTANDARD="LVCMOS33")),
-
- Resource("temp_sensor", 0, # ADT7420
- Subsignal("scl", Pins("C14", dir="o")),
- Subsignal("sda", Pins("C15", dir="io")),
- Subsignal("int", Pins("D13", dir="i"), Attrs(PULLUP="TRUE")),
- Subsignal("ct", Pins("B14", dir="i"), Attrs(PULLUP="TRUE")),
- Attrs(IOSTANDARD="LVCMOS33")),
-
- Resource("microphone", 0, # ADMP421
- Subsignal("clk", Pins("J5", dir="o")),
- Subsignal("data", Pins("H5", dir="i")),
- Subsignal("lr_sel", Pins("F5", dir="o")),
- Attrs(IOSTANDARD="LVCMOS33")),
-
- Resource("audio", 0,
- Subsignal("pwm", Pins("A11", dir="o")),
- Subsignal("sd", PinsN("D12", dir="o")),
- Attrs(IOSTANDARD="LVCMOS33")),
-
- UARTResource(0,
- rx="C4", tx="D4", rts="E5", cts="D3",
- attrs=Attrs(IOSTANDARD="LVCMOS33"),
- role="dce"),
-
- PS2Resource(0,
- clk="F4", dat="B2",
- attrs=Attrs(IOSTANDARD="LVCMOS33", PULLUP="TRUE")),
-
- Resource("eth", 0, # LAN8720A
- Subsignal("mdio", Pins("A9", dir="io")),
- Subsignal("mdc", Pins("C9", dir="o")),
- Subsignal("reset", Pins("B3", dir="o")),
- Subsignal("rxd", Pins("C11 D10", dir="io")),
- Subsignal("rxerr", Pins("C10", dir="io")),
- Subsignal("txd", Pins("A10 A8", dir="o")),
- Subsignal("txen", Pins("B9", dir="o")),
- Subsignal("crs_dv", Pins("D9", dir="io")),
- Subsignal("int", PinsN("B8", dir="io")),
- Subsignal("clk", Pins("D5", dir="o"), Clock(50e6)),
- Attrs(IOSTANDARD="LVCMOS33")),
-
- *SPIFlashResources(0,
- cs_n="L13", clk="E9", copi="K17", cipo="K18", wp_n="L14", hold_n="M14",
- attrs=Attrs(IOSTANDARD="LVCMOS33")),
-
- Resource("ddr2", 0, # MT47H64M16HR-25:H
- Subsignal("a",
- Pins("M4 P4 M6 T1 L3 P5 M2 N1 L4 N5 R2 K5 N6 K3", dir="o")),
- Subsignal("dq",
- Pins("R7 V6 R8 U7 V7 R6 U6 R5 T5 U3 V5 U4 V4 T4 V1 T3", dir="io"),
- Attrs(IN_TERM="UNTUNED_SPLIT_50")),
- Subsignal("ba", Pins("P2 P3 R1", dir="o")),
- Subsignal("clk", DiffPairs("L6", "L5", dir="o"),
- Attrs(IOSTANDARD="DIFF_SSTL18_I")),
- Subsignal("clk_en", Pins("M1", dir="o")),
- Subsignal("cs", PinsN("K6", dir="o")),
- Subsignal("we", PinsN("N2", dir="o")),
- Subsignal("ras", PinsN("N4", dir="o")),
- Subsignal("cas", PinsN("L1", dir="o")),
- Subsignal("dqs", DiffPairs("U9 U2", "V9 V2", dir="o"),
- Attrs(IOSTANDARD="DIFF_SSTL18_I")),
- Subsignal("dm", Pins("T6 U1", dir="o")),
- Subsignal("odt", Pins("R5", dir="o")),
- Attrs(IOSTANDARD="SSTL18_I", SLEW="FAST"))
- ]
- connectors = [
- Connector("pmod", 0, "C17 D18 E18 G17 - - D17 E17 F18 G18 - -"), # JA
- Connector("pmod", 1, "D14 F16 G16 H14 - - E16 F13 G13 H16 - -"), # JB
- Connector("pmod", 2, "K1 F6 J2 G6 - - E7 J3 J4 E6 - -"), # JC
- Connector("pmod", 3, "H4 H1 G1 G3 - - H2 G4 G2 F3 - -") # JD
- ]
-
- def toolchain_prepare(self, fragment, name, **kwargs):
- overrides = {
- "script_before_bitstream":
- "set_property BITSTREAM.CONFIG.SPI_BUSWIDTH 4 [current_design]",
- "script_after_bitstream":
- "write_cfgmem -force -format bin -interface spix4 -size 16 "
- "-loadbit \"up 0x0 {name}.bit\" -file {name}.bin".format(name=name),
- "add_constraints":
- """
- set_property INTERNAL_VREF 0.9 [get_iobanks 34]
- set_property CFGBVS VCCO [current_design]
- set_property CONFIG_VOLTAGE 3.3 [current_design]
- """
- }
- return super().toolchain_prepare(fragment, name, **overrides, **kwargs)
-
- def toolchain_program(self, products, name):
- xc3sprog = os.environ.get("XC3SPROG", "xc3sprog")
- with products.extract("{}.bit".format(name)) as bitstream_filename:
- subprocess.run([xc3sprog, "-c", "nexys4", bitstream_filename], check=True)
-
-
-if __name__ == "__main__":
- from .test.blinky import *
- Nexys4DDRPlatform().build(Blinky(), do_program=True)
+import warnings
+warnings.warn("instead of nmigen_boards.nexys4ddr, use amaranth_boards.nexys4ddr",
+ DeprecationWarning, stacklevel=2)
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-26 23:23:21 +0000