forked from M-Labs/humpback-dds
326 lines
7.3 KiB
Python
326 lines
7.3 KiB
Python
# Strongly inspired by the migen build of humpback
|
|
# Using STM32 Nucleo-H743ZI2 board
|
|
# Note to self: Pin assignment differs from Nucleo-H743ZI
|
|
|
|
import os
|
|
import subprocess
|
|
|
|
from nmigen.build import *
|
|
from nmigen.vendor.lattice_ice40 import *
|
|
from nmigen_boards.resources import *
|
|
from resources import *
|
|
|
|
|
|
__all__ = ["HumpbackPlatform"]
|
|
|
|
|
|
class HumpbackPlatform(LatticeICE40Platform):
|
|
device = "iCE40HX8K" # Using ICE40HX8K-CT256
|
|
package = "CT256"
|
|
default_clk = "clk25"
|
|
|
|
resources = [
|
|
|
|
# Define clock
|
|
Resource("clk25", 0, Pins("K9", dir="i"),
|
|
Clock(25e6), Attrs(GLOBAL=True, IO_STANDARD="SB_LVCMOS")
|
|
),
|
|
|
|
# Define user LED
|
|
Resource("user_led", 0, Pins("H3", dir="o"),
|
|
Attrs(IO_STANDARD="SB_LVCMOS")
|
|
),
|
|
|
|
# TODO: Define UART interfaces somewhere else, make it optional
|
|
UARTResource(0,
|
|
rx="T11", tx="M13", rts="M15", cts="T10",
|
|
attrs=Attrs(IO_STANDARD="SB_LVCMOS", PULLUP=1)
|
|
),
|
|
|
|
# UART1 interface: Read note for UART interface above
|
|
# UART1 interface is broken due to pin rearrangement introduced for Nucleo-H743ZI2
|
|
# Uncomment if fixed, or found an alternative (e.g. bit banging UART)
|
|
# *UARTResource(1,
|
|
# tx="M11", rx="T13", rts="A6", cts="B16",
|
|
# attrs=Attrs(IO_STANDARD="SB_LVCMOS", PULLUP=1)
|
|
# ),
|
|
|
|
# Define I2C interface
|
|
# TODO: Make it optional, declare it in a block itself
|
|
# Use "role=device" to make humpback a I2C slave
|
|
I2CResource(0,
|
|
sda="T16", scl="M12",
|
|
attrs=Attrs(IO_STANDARD="SB_LVCMOS", PULLUP=1)
|
|
),
|
|
]
|
|
|
|
# Using the dict approach in (o)migen
|
|
connectors = [
|
|
|
|
# EEM0 Connector
|
|
Connector("eem", 0, {
|
|
"d0_cc_n": "H1",
|
|
"d0_cc_p": "J3",
|
|
"d1_n" : "B1",
|
|
"d1_p" : "F5",
|
|
"d2_n" : "C2",
|
|
"d2_p" : "C1",
|
|
"d3_n" : "D2",
|
|
"d3_p" : "F4",
|
|
"d4_n" : "D1",
|
|
"d4_p" : "G5",
|
|
"d5_n" : "E3",
|
|
"d5_p" : "G4",
|
|
"d6_n" : "E2",
|
|
"d6_p" : "H5",
|
|
"d7_n" : "F3",
|
|
"d7_p" : "G3",
|
|
}),
|
|
|
|
# EEM1 Connector
|
|
Connector("eem", 1, {
|
|
"d0_cc_n": "L3",
|
|
"d0_cc_p": "L6",
|
|
"d1_n" : "F1",
|
|
"d1_p" : "H6",
|
|
"d2_n" : "G2",
|
|
"d2_p" : "H4",
|
|
"d3_n" : "H2",
|
|
"d3_p" : "J4",
|
|
"d4_n" : "J1",
|
|
"d4_p" : "J2",
|
|
"d5_n" : "K3",
|
|
"d5_p" : "K1",
|
|
"d6_n" : "L1",
|
|
"d6_p" : "L4",
|
|
"d7_n" : "M1",
|
|
"d7_p" : "K4",
|
|
}),
|
|
|
|
# EEM2 Connector
|
|
Connector("eem", 2, {
|
|
"d0_cc_n": "G1",
|
|
"d0_cc_p": "J5",
|
|
"d1_n" : "M2",
|
|
"d1_p" : "K5",
|
|
"d2_n" : "N2",
|
|
"d2_p" : "L7",
|
|
"d3_n" : "M3",
|
|
"d3_p" : "M6",
|
|
"d4_n" : "N3",
|
|
"d4_p" : "L5",
|
|
"d5_n" : "M4",
|
|
"d5_p" : "P1",
|
|
"d6_n" : "M5",
|
|
"d6_p" : "P2",
|
|
"d7_n" : "N4",
|
|
"d7_p" : "R1",
|
|
}),
|
|
|
|
# STM32 Nucleo/ Arduino Connector
|
|
# TODO: Suspect SPI mismatch forever
|
|
Connector("stm32", 0, {
|
|
"PA0": "A2",
|
|
# "PA1": "P14", # PA1 -> PB2, but PB2 has a mapping on FPGA already
|
|
# "PA2": "B8", # PA2 -> PF6
|
|
"PA3": "L13",
|
|
"PA5": "C8",
|
|
"PA6": "T2",
|
|
# "PA7": "N12", # PA7 -> PE9, but PE9 has a mapping on FPGA already
|
|
# "PA8": "M9", # PA8 -> PF2
|
|
# "PA9": "P10", # PA9 -> PF1
|
|
# "PA10": "R10", # PA10 -> PF0
|
|
"PA15": "B14",
|
|
|
|
"PB0": "A1",
|
|
# "PB1": "G12", # PB1 -> PF4
|
|
"PB1": "M14", # PC1 -> PB1
|
|
"PB2": "B6",
|
|
"PB5": "N5",
|
|
# "PB6": "A7", # PB6 -> PG6
|
|
"PB6": "T13", # PG9 -> PB6
|
|
"PB7": "M11", # PG10 -> PB7
|
|
"PB8": "M12",
|
|
"PB9": "T16",
|
|
"PB10": "C3",
|
|
"PB11": "F7",
|
|
"PB12": "B13",
|
|
"PB13": "B12",
|
|
"PB15": "A11",
|
|
|
|
"PC0": "L14",
|
|
# "PC1": "M14", # PC1 -> PB1
|
|
# "PC2": "A9", # PC2 -> PF5
|
|
"PC2": "N16", # PC4 -> PC2
|
|
"PC3": "M16",
|
|
# "PC4": "N16", # PC4 -> PC2
|
|
# "PC5": "P16", # PC5 -> PF10
|
|
"PC6": "B10",
|
|
"PC7": "B15",
|
|
"PC8": "H16",
|
|
"PC9": "J10",
|
|
"PC10": "J16",
|
|
"PC11": "J15",
|
|
"PC12": "K12",
|
|
|
|
"PD0": "T9",
|
|
"PD1": "N9",
|
|
"PD2": "K13",
|
|
"PD3": "T10",
|
|
"PD4": "A6",
|
|
"PD5": "T11",
|
|
"PD6": "M13",
|
|
"PD7": "L12",
|
|
"PD11": "E5",
|
|
"PD12": "D5",
|
|
"PD13": "C5",
|
|
"PD14": "R2",
|
|
|
|
"PE0": "D3",
|
|
"PE2": "P15",
|
|
"PE3": "N10",
|
|
"PE4": "R15",
|
|
"PE5": "T15",
|
|
"PE6": "M8",
|
|
"PE7": "E6",
|
|
"PE8": "D6",
|
|
"PE9": "F12",
|
|
"PE10": "A5",
|
|
"PE11": "G11",
|
|
"PE12": "B4",
|
|
# "PE13": "F11", # PE13 -> PG12
|
|
# "PE14": "C4", # PE14 -> PE6, but PE6 has a mapping on FPGA already
|
|
"PE14": "B9", # PF14 -> PE14
|
|
"PE15": "B3",
|
|
|
|
"PF0": "R10", # PA10 -> PF0
|
|
"PF1": "P10", # PA9 -> PF1
|
|
"PF2": "M9", # PA8 -> PF2
|
|
"PF4": "G12", # PB1 -> PF4
|
|
"PF5": "A9", # PC2 -> PF5
|
|
"PF6": "B8", # PA2 -> PF6
|
|
"PF7": "L9",
|
|
"PF8": "L10",
|
|
"PF9": "P9",
|
|
"PF10": "P16", # PC5 -> PF10
|
|
# "PF14": "B9", # PF14 -> PE14
|
|
# "PF15": "B16", # PF15 -> PG14
|
|
|
|
"PG0": "M7",
|
|
"PG1": "P8",
|
|
"PG2": "K14",
|
|
"PG3": "K15",
|
|
"PG6": "A7", # PB6 -> PG6
|
|
# "PG9": "T13", # PG9 -> PB6
|
|
# "PG10": "M11", # PG10 -> PB7
|
|
"PG12": "F11", # PE13 -> PG12
|
|
"PG14": "B16", # PF15 -> PG14
|
|
}),
|
|
|
|
# Beaglebone Black Connector
|
|
Connector("bb", 0, {
|
|
"CLKOUT": "R9",
|
|
|
|
"GPIO0_7": "R14",
|
|
|
|
"GPIO1_16": "A16",
|
|
"GPIO1_17": "R3",
|
|
"GPIO1_29": "D11",
|
|
"GPIO1_31": "D14",
|
|
|
|
"GPIO2_6": "D16",
|
|
"GPIO2_7": "C16",
|
|
"GPIO2_8": "E16",
|
|
"GPIO2_9": "D15",
|
|
"GPIO2_11": "F15",
|
|
"GPIO2_13": "F16",
|
|
"GPIO2_22": "C11",
|
|
"GPIO2_23": "C10",
|
|
"GPIO2_24": "E10",
|
|
"GPIO2_25": "D4",
|
|
|
|
"GPIO3_19": "P4",
|
|
"GPIO3_21": "R4",
|
|
|
|
"GPMC_A2": "T7",
|
|
"GPMC_A3": "T1",
|
|
"GPMC_A14": "F9",
|
|
"GPMC_A15": "B7",
|
|
"GPMC_AD0": "C12",
|
|
"GPMC_AD1": "E11",
|
|
"GPMC_AD2": "J12",
|
|
"GPMC_AD3": "J11",
|
|
"GPMC_AD4": "C13",
|
|
"GPMC_AD5": "C14",
|
|
"GPMC_AD6": "J14",
|
|
"GPMC_AD7": "J13",
|
|
"GPMC_AD8": "E13",
|
|
"GPMC_AD9": "G13",
|
|
"GPMC_AD10": "G14",
|
|
"GPMC_AD11": "G10",
|
|
"GPMC_AD12": "E14",
|
|
"GPMC_AD13": "H14",
|
|
"GPMC_AD14": "F14",
|
|
"GPMC_AD15": "F13",
|
|
"GPMC_ADVN": "H12",
|
|
"GPMC_BE0N": "G16",
|
|
"GPMC_CLK": "H11",
|
|
"GPMC_CSN1": "D13",
|
|
"GPMC_OEN": "H13",
|
|
"GPMC_WE1N": "G15",
|
|
}),
|
|
|
|
# ESP32 Connector
|
|
Connector("esp32", 0, {
|
|
"IO2": "D9",
|
|
"IO4": "D7",
|
|
"IO22": "C7",
|
|
"IO34": "E9",
|
|
"IO35": "C9",
|
|
}),
|
|
|
|
# OrangePI Zero Connector
|
|
Connector("orange_pi", 0, {
|
|
"PG06": "A15",
|
|
}),
|
|
]
|
|
|
|
# Half completed, second EEM resource to be added
|
|
eem_to_urukul = [
|
|
Resource("eem", 1,
|
|
Subsignal("sclk", DiffPairs("L6", "L3", dir="o", conn=("eem", 1))),
|
|
Subsignal("mosi", DiffPairs("H6", "F1", dir="o", conn=("eem", 1))),
|
|
Subsignal("miso", DiffPairs("H4", "G2", dir="i", conn=("eem", 1)),
|
|
Attrs(IO_STANDARD="SB_LVDS_INPUT")),
|
|
Subsignal("cs", DiffPairs("J4 J2 K1", "H2 J1 K3", dir="o", conn=("eem", 1))),
|
|
Subsignal("io_update", DiffPairs("L4", "L1", dir="o", conn=("eem", 1))),
|
|
Subsignal("sync_out", DiffPairs("K4", "M1", dir="o", conn=("emm", 1))),
|
|
Attrs(IO_STANDARD="SB_LVCMOS")
|
|
)
|
|
]
|
|
|
|
# SPI Connection
|
|
spi = [
|
|
Resource("spi", 0,
|
|
Subsignal("cs", PinsN("R2", dir="i", conn=("stm32", 0))),
|
|
Subsignal("mosi", Pins("N5", dir="i", conn=("stm32", 0))),
|
|
Subsignal("miso", Pins("T2", dir="oe", conn=("stm32", 0))),
|
|
Subsignal("sck", Pins("C8", dir="i", conn=("stn32", 0))),
|
|
Attrs(IO_STANDARD="SB_LVCMOS")
|
|
)
|
|
]
|
|
|
|
# tool chain setup, using default ICE40 HX8K evaluation code
|
|
def toolchain_program(self, products, name):
|
|
iceprog = os.environ.get("ICEPROG", "iceprog")
|
|
with products.extract("{}.bin".format(name)) as bitstream_filename:
|
|
subprocess.check_call([iceprog, "-S", bitstream_filename])
|
|
|
|
if __name__ == "__main__":
|
|
from nmigen_boards.test.blinky import *
|
|
platform = HumpbackPlatform()
|
|
platform.add_resources(platform.eem_to_urukul)
|
|
platform.add_resources(platform.spi)
|
|
platform.build(Blinky(), do_program=False)
|
|
|