176 lines
5.2 KiB
Python
176 lines
5.2 KiB
Python
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import os
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import subprocess
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from amaranth.build import *
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from amaranth.vendor.xilinx_7series import *
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from .resources import *
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__all__ = ["ArtyZ720Platform"]
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class ArtyZ720Platform(Xilinx7SeriesPlatform):
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device = "xc7z020"
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package = "clg400"
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speed = "1"
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default_clk = "clk125"
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resources = [
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Resource("clk125", 0,
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Pins("H16", dir="i"), Clock(125e6), Attrs(IOSTANDARD="LVCMOS33")),
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*SwitchResources(
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pins="M20 M19",
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attrs=Attrs(IOSTANDARD="LVCMOS33")),
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RGBLEDResource(0,
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r="N15", g="G17", b="L15", # LD4
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attrs=Attrs(IOSTANDARD="LVCMOS33")),
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RGBLEDResource(1, # LD5
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r="M15", g="L14", b="G14",
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attrs=Attrs(IOSTANDARD="LVCMOS33")),
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*LEDResources(
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pins="R14 P14 N16 M14",
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attrs=Attrs(IOSTANDARD="LVCMOS33")),
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*ButtonResources(
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pins="D19 D20 L20 L19",
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attrs=Attrs(IOSTANDARD="LVCMOS33")),
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Resource("audio", 0,
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Subsignal("pwm", Pins("R18", dir="o")),
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Subsignal("sd", PinsN("T17", dir="o")),
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Attrs(IOSTANDARD="LVCMOS33")),
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Resource("crypto_sda", 0, # ATSHA204A
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Pins("J15", dir="io"),
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Attrs(IOSTANDARD="LVCMOS33")),
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Resource("hdmi_rx", 0, # J10
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Subsignal("cec", Pins("H17", dir="io")),
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Subsignal("clk", DiffPairs("N18", "P19", dir="i"),
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Attrs(IOSTANDARD="TMDS_33")),
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Subsignal("d", DiffPairs("V20 T20 N20", "W20 U20 P20", dir="i"),
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Attrs(IOSTANDARD="TMDS_33")),
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Subsignal("hpd", Pins("T19", dir="o")),
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Subsignal("scl", Pins("U14", dir="io")),
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Subsignal("sda", Pins("U15", dir="io")),
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Attrs(IOSTANDARD="LVCMOS33")),
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Resource("hdmi_tx", 0, # J11
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Subsignal("cec", Pins("G15", dir="io")),
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Subsignal("clk", DiffPairs("L16", "L17", dir="o"),
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Attrs(IOSTANDARD="TMDS_33")),
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Subsignal("d", DiffPairs("K17 K19 J18", "K18 J19 H18", dir="o"),
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Attrs(IOSTANDARD="TMDS_33")),
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Subsignal("hpd", PinsN("R19", dir="i")),
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Subsignal("scl", Pins("M17", dir="io")),
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Subsignal("sda", Pins("M18", dir="io")),
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Attrs(IOSTANDARD="LVCMOS33"))
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]
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connectors = [
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Connector("pmod", 0, "Y18 Y19 Y16 Y17 - - U18 U19 W18 W19 - -"), # JA
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Connector("pmod", 1, "W14 Y14 T11 T10 - - V16 W16 V12 W13 - -"), # JB
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Connector("ck_io", 0, {
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# Outer Digital Header
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"io0": "T14",
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"io1": "U12",
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"io2": "U13",
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"io3": "V13",
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"io4": "V15",
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"io5": "T15",
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"io6": "R16",
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"io7": "U17",
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"io8": "V17",
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"io9": "V18",
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"io10": "T16",
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"io11": "R17",
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"io12": "P18",
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"io13": "N17",
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# Inner Digital Header
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"io26": "U5",
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"io27": "V5",
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"io28": "V6",
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"io29": "U7",
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"io30": "V7",
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"io31": "U8",
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"io32": "V8",
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"io33": "V10",
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"io34": "W10",
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"io35": "W6",
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"io36": "Y6",
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"io37": "Y7",
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"io38": "W8",
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"io39": "Y8",
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"io40": "W9",
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"io41": "Y9",
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# Outer Analog Header as Digital IO
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"a0": "Y11",
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"a1": "Y12",
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"a2": "W11",
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"a3": "V11",
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"a4": "T5",
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"a5": "U10",
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# Inner Analog Header as Digital IO
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"a6": "F19",
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"a7": "F20",
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"a8": "C20",
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"a9": "B20",
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"a10": "B19",
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"a11": "A20",
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# Misc.
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"a": "Y13"
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}),
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Connector("ck_spi", 0, {
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"cipo": "W15",
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"copi": "T12",
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"sck": "H15",
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"ss": "F16"
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}),
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Connector("ck_i2c", 0, {
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"scl": "P16",
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"sda": "P15"
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}),
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Connector("xadc", 0, {
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# Outer Analog Header
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"vaux1_n": "D18",
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"vaux1_p": "E17",
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"vaux9_n": "E19",
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"vaux9_p": "E18",
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"vaux6_n": "J14",
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"vaux6_p": "K14",
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"vaux15_n": "J16",
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"vaux15_p": "K16",
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"vaux5_n": "H20",
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"vaux5_p": "J20",
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"vaux13_n": "G20",
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"vaux13_p": "G19",
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# Inner Analog Header
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"vaux12_n": "F20",
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"vaux12_p": "F19",
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"vaux0_n": "B20",
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"vaux0_p": "C20",
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"vaux8_n": "A20",
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"vaux8_p": "B19"
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})
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]
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def toolchain_program(self, products, name, **kwargs):
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xc3sprog = os.environ.get("XC3SPROG", "xc3sprog")
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with products.extract("{}.bit".format(name)) as bitstream_filename:
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subprocess.run([xc3sprog, "-c", "jtaghs1_fast", "-p", "1", bitstream_filename], check=True)
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if __name__ == "__main__":
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from .test.blinky import *
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ArtyZ720Platform().build(Blinky(), do_program=True)
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