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Diffstat (limited to 'amaranth_boards/de10_nano.py')
| -rw-r--r-- | amaranth_boards/de10_nano.py | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/amaranth_boards/de10_nano.py b/amaranth_boards/de10_nano.py new file mode 100644 index 0000000..1129813 --- /dev/null +++ b/amaranth_boards/de10_nano.py @@ -0,0 +1,95 @@ +import os +import subprocess + +from amaranth.build import * +from amaranth.vendor.intel import * +from .resources import * + + +__all__ = ["DE10NanoPlatform"] + + +# The MiSTer platform is built around the DE10-Nano; if you update one you should update the other. +class DE10NanoPlatform(IntelPlatform): + device = "5CSEBA6" # Cyclone V 110K LEs + package = "U23" # UBGA-484 + speed = "I7" + default_clk = "clk50" + resources = [ + Resource("clk50", 0, Pins("V11", dir="i"), + Clock(50e6), Attrs(io_standard="3.3-V LVTTL")), + Resource("clk50", 1, Pins("Y13", dir="i"), + Clock(50e6), Attrs(io_standard="3.3-V LVTTL")), + Resource("clk50", 2, Pins("E11", dir="i"), + Clock(50e6), Attrs(io_standard="3.3-V LVTTL")), + + *LEDResources( + pins="W15 AA24 V16 V15 AF26 AE26 Y16 AA23", + attrs=Attrs(io_standard="3.3-V LVTTL")), + *ButtonResources( + pins="AH17 AH16", invert=True, + attrs=Attrs(io_standard="3.3-V LVTTL")), + *SwitchResources( + pins="Y24 W24 W21 W20", + attrs=Attrs(io_standard="3.3-V LVTTL")), + + # Arduino header + UARTResource(0, + rx="AG13", tx="AF13", + attrs=Attrs(io_standard="3.3-V LVTTL")), + + # LTC2308 analogue-to-digital converter + SPIResource(0, + cs_n="U9", clk="V10", copi="AC4", cipo="AD4", + attrs=Attrs(io_standard="3.3-V LVTTL")), + + # ADV7513 HDMI transmitter + # Note this has a lot of input formats for tx_d, but this defaults to RGB24 + Resource("adv7513", 0, + Subsignal("tx_d_r", Pins("AD12 AE12 W8 Y8 AD11 AD10 AE11 Y5", dir="o")), + Subsignal("tx_d_g", Pins("AF10 Y4 AE9 AB4 AE7 AF6 AF8 AF5", dir="o")), + Subsignal("tx_d_b", Pins("AE4 AH2 AH4 AH5 AH6 AG6 AF9 AE8", dir="o")), + Subsignal("tx_clk", Pins("AG5", dir="o")), + Subsignal("tx_de", Pins("AD19", dir="o")), + Subsignal("tx_hs", Pins("T8", dir="o")), + Subsignal("tx_vs", Pins("V13", dir="o")), + Subsignal("tx_int", Pins("AF11", dir="i")), + Subsignal("i2s0", Pins("T13", dir="o")), + Subsignal("mclk", Pins("U11", dir="o")), + Subsignal("lrclk", Pins("T11", dir="o")), + Subsignal("sclk", Pins("T12", dir="o")), + Subsignal("scl", Pins("U10", dir="o")), + Subsignal("sda", Pins("AA4", dir="io")), + Attrs(io_standard="3.3-V LVTTL")), + ] + connectors = [ + # Located on the top of the board, above the chip. + Connector("gpio", 0, + "V12 E8 W12 D11 D8 AH13 AF7 AH14 AF4 AH3 " + "- - AD5 AG14 AE23 AE6 AD23 AE24 D12 AD20 " + "C12 AD17 AC23 AC22 Y19 AB23 AA19 W11 - - " + "AA18 W14 Y18 Y17 AB25 AB26 Y11 AA26 AA13 AA11 "), + # Located on the bottom of the board. + Connector("gpio", 1, + "Y15 AC24 AA15 AD26 AG28 AF28 AE25 AF27 AG26 AH27 " + "- - AG25 AH26 AH24 AF25 AG23 AF23 AG24 AH22 " + "AH21 AG21 AH23 AA20 AF22 AE22 AG20 AF21 - - " + "AG19 AH19 AG18 AH18 AF18 AF20 AG15 AE20 AE19 AE17 "), + Connector("arduino", 0, + "AG13 AF13 AG10 AG9 U14 U13 AG8 AH8 " + "AF17 AE15 AF15 AG16 AH11 AH12 AH9 AG11 " + "AH7"), + ] + + def toolchain_program(self, products, name): + quartus_pgm = os.environ.get("QUARTUS_PGM", "quartus_pgm") + with products.extract("{}.sof".format(name)) as bitstream_filename: + # The @2 selects the second device in the JTAG chain, because this chip + # puts the ARM cores first. + subprocess.check_call([quartus_pgm, "--haltcc", "--mode", "JTAG", + "--operation", "P;" + bitstream_filename + "@2"]) + + +if __name__ == "__main__": + from .test.blinky import Blinky + DE10NanoPlatform().build(Blinky(), do_program=True) |