233 lines
9.2 KiB
Python
233 lines
9.2 KiB
Python
import os
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import subprocess
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from amaranth.build import *
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from amaranth.vendor.lattice_ecp5 import *
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from .resources import *
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__all__ = ["ECPIX585Platform", "ECPIX545Platform"]
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class _ECPIX5Platform(LatticeECP5Platform):
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package = "BG554"
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speed = "8"
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default_clk = "clk100"
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default_rst = "rst"
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resources = [
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Resource("rst", 0, PinsN("AB1", dir="i"), Attrs(IO_TYPE="LVCMOS33")),
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Resource("clk100", 0, Pins("K23", dir="i"), Clock(100e6), Attrs(IO_TYPE="LVCMOS33")),
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RGBLEDResource(0,
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r="T23", g="R21", b="T22", invert=True,
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attrs=Attrs(IO_TYPE="LVCMOS33", PULLMODE="UP")
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),
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RGBLEDResource(1,
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r="U21", g="W21", b="T24", invert=True,
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attrs=Attrs(IO_TYPE="LVCMOS33", PULLMODE="UP")
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),
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RGBLEDResource(2,
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r="K21", g="K24", b="M21", invert=True,
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attrs=Attrs(IO_TYPE="LVCMOS33", PULLMODE="UP")
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),
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RGBLEDResource(3,
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r="P21", g="R23", b="P22", invert=True,
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attrs=Attrs(IO_TYPE="LVCMOS33", PULLMODE="UP")
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),
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UARTResource(0,
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rx="R26", tx="R24",
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attrs=Attrs(IO_TYPE="LVCMOS33", PULLMODE="UP")
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),
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*SPIFlashResources(0,
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cs_n="AA2", clk="AE3", cipo="AE2", copi="AD2", wp_n="AF2", hold_n="AE1",
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attrs=Attrs(IO_TYPE="LVCMOS33")
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),
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Resource("eth_rgmii", 0,
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Subsignal("rst", PinsN("C13", dir="o")),
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Subsignal("mdio", Pins("A13", dir="io")),
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Subsignal("mdc", Pins("C11", dir="o")),
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Subsignal("tx_clk", Pins("A12", dir="o")),
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Subsignal("tx_ctrl", Pins("C9", dir="o")),
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Subsignal("tx_data", Pins("D8 C8 B8 A8", dir="o")),
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Subsignal("rx_clk", Pins("E11", dir="i")),
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Subsignal("rx_ctrl", Pins("A11", dir="i")),
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Subsignal("rx_data", Pins("B11 A10 B10 A9", dir="i")),
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Attrs(IO_TYPE="LVCMOS33")
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),
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Resource("eth_int", 0, PinsN("B13", dir="i"), Attrs(IO_TYPE="LVCMOS33")),
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Resource("ddr3", 0,
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Subsignal("clk", DiffPairs("H3", "J3", dir="o"), Attrs(IO_TYPE="SSTL15D_I")),
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Subsignal("clk_en", Pins("P1", dir="o")),
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Subsignal("we", PinsN("R3", dir="o")),
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Subsignal("ras", PinsN("T3", dir="o")),
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Subsignal("cas", PinsN("P2", dir="o")),
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Subsignal("a", Pins("T5 M3 L3 V6 K2 W6 K3 L1 H2 L2 N1 J1 M1 K1 H1", dir="o")),
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Subsignal("ba", Pins("U6 N3 N4", dir="o")),
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Subsignal("dqs", DiffPairs("V4 V1", "U5 U2", dir="io"),
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Attrs(IO_TYPE="SSTL15D_I", TERMINATION="OFF", DIFFRESISTOR="100")),
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Subsignal("dq", Pins("T4 W4 R4 W5 R6 P6 P5 P4 R1 W3 T2 V3 U3 W1 T1 W2", dir="io"),
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Attrs(TERMINATION="75")),
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Subsignal("dm", Pins("U4 U1", dir="o")),
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Subsignal("odt", Pins("P3", dir="o")),
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Attrs(IO_TYPE="SSTL15_I", SLEWRATE="FAST")
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),
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Resource("sata", 0,
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Subsignal("tx", DiffPairs("AD16", "AD17", dir="o")),
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Subsignal("rx", DiffPairs("AF15", "AF16", dir="i")),
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Attrs(IO_TYPE="LVDS")
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),
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Resource("ulpi", 0,
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Subsignal("rst", Pins("E23", dir="o")),
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Subsignal("clk", Pins("H24", dir="i")),
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Subsignal("dir", Pins("F22", dir="i")),
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Subsignal("nxt", Pins("F23", dir="i")),
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Subsignal("stp", Pins("H23", dir="o")),
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Subsignal("data", Pins("M26 L25 L26 K25 K26 J23 P25 H25", dir="io")),
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Attrs(IO_TYPE="LVCMOS33")
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),
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Resource("usbc_cfg", 0,
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Subsignal("scl", Pins("D24", dir="io")),
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Subsignal("sda", Pins("C24", dir="io")),
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Subsignal("dir", Pins("B23", dir="i")),
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Subsignal("id", Pins("D23", dir="i")),
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Subsignal("int", PinsN("B24", dir="i")),
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Attrs(IO_TYPE="LVCMOS33")
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),
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Resource("usbc_mux", 0,
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Subsignal("en", Pins("C23", dir="oe")),
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Subsignal("amsel", Pins("B26", dir="oe")),
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Subsignal("pol", Pins("D26", dir="o")),
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Subsignal("lna", DiffPairs( "AF9", "AF10", dir="i"), Attrs(IO_TYPE="LVCMOS18D")),
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Subsignal("lnb", DiffPairs("AD10", "AD11", dir="o"), Attrs(IO_TYPE="LVCMOS18D")),
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Subsignal("lnc", DiffPairs( "AD7", "AD8", dir="o"), Attrs(IO_TYPE="LVCMOS18D")),
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Subsignal("lnd", DiffPairs( "AF6", "AF7", dir="i"), Attrs(IO_TYPE="LVCMOS18D")),
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Attrs(IO_TYPE="LVCMOS33")
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),
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]
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connectors = [
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Connector("pmod", 0, "T25 U25 U24 V24 - - T26 U26 V26 W26 - -"),
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Connector("pmod", 1, "U23 V23 U22 V21 - - W25 W24 W23 W22 - -"),
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Connector("pmod", 2, "J24 H22 E21 D18 - - K22 J21 H21 D22 - -"),
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Connector("pmod", 3, " E4 F4 E6 H4 - - F3 D4 D5 F5 - -"),
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Connector("pmod", 4, "E26 D25 F26 F25 - - C26 C25 A25 A24 - -"),
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Connector("pmod", 5, "D19 C21 B21 C22 - - D21 A21 A22 A23 - -"),
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Connector("pmod", 6, "C16 B17 C18 B19 - - A17 A18 A19 C19 - -"),
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Connector("pmod", 7, "D14 B14 E14 B16 - - C14 A14 A15 A16 - -"),
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]
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@property
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def file_templates(self):
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return {
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**super().file_templates,
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"{{name}}-openocd.cfg": r"""
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interface ftdi
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ftdi_vid_pid 0x0403 0x6010
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ftdi_channel 0
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ftdi_layout_init 0xfff8 0xfffb
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reset_config none
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adapter_khz 25000
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{% if "85F" in platform.device -%}
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jtag newtap ecp5 tap -irlen 8 -expected-id 0x81113043 ; # LF5UM5G-85F
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{% else -%}
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jtag newtap ecp5 tap -irlen 8 -expected-id 0x81112043 ; # LF5UM5G-45F
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{% endif %}
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"""
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}
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def toolchain_program(self, products, name):
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openocd = os.environ.get("OPENOCD", "openocd")
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with products.extract("{}-openocd.cfg".format(name), "{}.svf".format(name)) \
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as (config_filename, vector_filename):
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subprocess.check_call([openocd,
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"-f", config_filename,
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"-c", "transport select jtag; init; svf -quiet {}; exit".format(vector_filename)
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])
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class ECPIX545Platform(_ECPIX5Platform):
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device = "LFE5UM5G-45F"
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resources = [
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*_ECPIX5Platform.resources,
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# The IT6613E HDMI transmitter has access to 8 bits per color channel.
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Resource("it6613e", 0,
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Subsignal("rst", PinsN("N6", dir="o")),
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Subsignal("scl", Pins("C17", dir="io")),
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Subsignal("sda", Pins("E17", dir="io")),
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Subsignal("pclk", Pins("C1", dir="o")),
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Subsignal("vsync", Pins("A4", dir="o")),
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Subsignal("hsync", Pins("B4", dir="o")),
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Subsignal("de", Pins("A3", dir="o")),
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Subsignal("d",
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Subsignal("b", Pins(" B3 C3 D3 B1 C2 D2 D1 E3", dir="o")),
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Subsignal("g", Pins(" E1 F2 F1 D17 D16 E16 J6 H6", dir="o")),
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Subsignal("r", Pins("E10 D11 D10 C10 D9 E8 H5 J4", dir="o")),
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),
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Subsignal("mclk", Pins("E19", dir="o")),
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Subsignal("sck", Pins("D6", dir="o")),
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Subsignal("ws", Pins("C6", dir="o")),
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Subsignal("i2s", Pins("A6 B6 A5 C5", dir="o")),
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Subsignal("int", PinsN("C4", dir="i")),
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Attrs(IO_TYPE="LVTTL33")
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),
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]
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class ECPIX585Platform(_ECPIX5Platform):
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device = "LFE5UM5G-85F"
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resources = [
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*_ECPIX5Platform.resources,
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# The IT6613E HDMI transmitter has access to 12 bits per color channel. The LFE5UM5G-85F
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# has an additional I/O bank which is used to provide the lower 4 bits of each channel.
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Resource("it6613e", 0,
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Subsignal("rst", PinsN("N6", dir="o")),
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Subsignal("scl", Pins("C17", dir="io")),
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Subsignal("sda", Pins("E17", dir="io")),
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Subsignal("pclk", Pins("C1", dir="o")),
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Subsignal("vsync", Pins("A4", dir="o")),
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Subsignal("hsync", Pins("B4", dir="o")),
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Subsignal("de", Pins("A3", dir="o")),
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Subsignal("d",
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Subsignal("b", Pins("AD25 AC26 AB24 AB25 B3 C3 D3 B1 C2 D2 D1 E3", dir="o")),
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Subsignal("g", Pins("AA23 AA22 AA24 AA25 E1 F2 F1 D17 D16 E16 J6 H6", dir="o")),
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Subsignal("r", Pins("AD26 AE25 AF25 AE26 E10 D11 D10 C10 D9 E8 H5 J4", dir="o")),
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),
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Subsignal("mclk", Pins("E19", dir="o")),
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Subsignal("sck", Pins("D6", dir="o")),
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Subsignal("ws", Pins("C6", dir="o")),
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Subsignal("i2s", Pins("A6 B6 A5 C5", dir="o")),
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Subsignal("int", PinsN("C4", dir="i")),
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Attrs(IO_TYPE="LVTTL33")
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),
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]
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if __name__ == "__main__":
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import argparse
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from .test.blinky import Blinky
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parser = argparse.ArgumentParser()
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parser.add_argument("--variant", choices=("85", "45"), default="85",
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help="platform variant (default: %(default)s)")
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args = parser.parse_args()
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if args.variant == "85":
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platform = ECPIX585Platform()
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else:
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platform = ECPIX545Platform()
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platform.build(Blinky(), do_program=True)
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