83 lines
2.4 KiB
Python
83 lines
2.4 KiB
Python
import os
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import sys
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import subprocess
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from amaranth.build import *
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from amaranth.vendor.quicklogic import *
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from amaranth_boards.resources import *
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__all__ = ["QuickfeatherPlatform"]
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class QuickfeatherPlatform(QuicklogicPlatform):
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device = "ql-eos-s3_wlcsp"
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package = "PU64"
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default_clk = "sys_clk0"
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# It is possible to configure both oscillator frequency and
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# clock divider. Resulting frequency is: 60MHz / 12 = 5MHz
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osc_freq = int(60e6)
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osc_div = 12
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connectors = [
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Connector("J", 2, "- 28 22 21 37 36 42 40 7 2 4 5"),
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Connector("J", 3, "- 8 9 17 16 20 6 55 31 25 47 - - - - 41"),
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Connector("J", 8, "27 26 33 32 23 57 56 3 64 62 63 61 59 - - -"),
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]
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resources = [
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*ButtonResources(pins="62"),
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RGBLEDResource(0, r="34", g="39", b="38"),
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UARTResource(0,
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rx="9", tx="8",
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),
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SPIResource(0,
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cs_n="11", clk="20", copi="16", cipo="17"
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),
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SPIResource(1,
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cs_n="37", clk="40", copi="36", cipo="42",
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role="peripheral"
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),
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I2CResource(0,
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scl="4", sda="5"
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),
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I2CResource(1,
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scl="22", sda="21"
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),
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DirectUSBResource(0, d_p="10", d_n="14"),
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Resource("swd", 0,
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Subsignal("clk", Pins("54", dir="io")),
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Subsignal("io", Pins("53", dir="io")),
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),
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]
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# This programmer requires OpenOCD with support for eos-s3:
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# https://github.com/antmicro/openocd/tree/eos-s3-support
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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".format(name),
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"{}_iomux.openocd".format(name)) as \
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(bitstream_openocd_filename, iomux_openocd_filename):
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subprocess.check_call([
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openocd,
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"-s", "tcl",
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"-f", "interface/ftdi/antmicro-ftdi-adapter.cfg",
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"-f", "interface/ftdi/swd-resistor-hack.cfg",
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"-f", "board/quicklogic_quickfeather.cfg",
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"-f", bitstream_openocd_filename,
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"-c", "init",
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"-c", "reset halt",
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"-c", "load_bitstream",
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"-f", iomux_openocd_filename,
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"-c", "exit"
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])
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if __name__ == "__main__":
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from .test.blinky import *
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QuickfeatherPlatform().build(Blinky())
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