From 9ea89be195fc06c30cea1b7ff9a325bc8884a589 Mon Sep 17 00:00:00 2001 From: Henk Vergonet Date: Tue, 27 Jul 2021 17:51:52 +0200 Subject: [PATCH 1/2] Add Colorlight 5A-75B V7.0 --- nmigen_boards/colorlight_5a75b_r7_0.py | 114 +++++++++++++++++++++++++ 1 file changed, 114 insertions(+) create mode 100644 nmigen_boards/colorlight_5a75b_r7_0.py diff --git a/nmigen_boards/colorlight_5a75b_r7_0.py b/nmigen_boards/colorlight_5a75b_r7_0.py new file mode 100644 index 00000000..211c0d17 --- /dev/null +++ b/nmigen_boards/colorlight_5a75b_r7_0.py @@ -0,0 +1,114 @@ +import os +import subprocess + +from nmigen.build import * +from nmigen.vendor.lattice_ecp5 import * +from .resources import * + + +__all__ = ["Colorlight_5A75B_R70Platform"] + + +class Colorlight_5A75B_R70Platform(LatticeECP5Platform): + device = "LFE5U-25F" + package = "BG256" + speed = "6" + default_clk = "clk25" + + resources = [ + Resource("clk25", 0, Pins("P6", dir="i"), Clock(25e6), Attrs(IO_TYPE="LVCMOS33")), + + *LEDResources(pins="P11", invert = True, + attrs=Attrs(IO_TYPE="LVCMOS33", DRIVE="4")), + + *ButtonResources(pins="M13", invert = True, + attrs=Attrs(IO_TYPE="LVCMOS33", PULLMODE="UP")), + + UARTResource(0, + tx="P11", # led (J19 DATA_LED-) + rx="M13", # btn (J19 KEY+) + attrs=Attrs(IO_TYPE="LVCMOS33") + ), + + # SPIFlash (W25Q32JV) 1x/2x/4x speed + Resource("spi_flash", 0, + Subsignal("cs", PinsN("N8", dir="o")), + # Subsignal("clk", Pins("", dir="i")), # driven through USRMCLK + Subsignal("cipo", Pins("T8", dir="i")), # Chip: DI/IO0 + Subsignal("copi", Pins("T7", dir="o")), # DO/IO1 + # Subsignal("wp", PinsN("unknown", dir="o")), # IO2 Todo + # Subsignal("hold", PinsN("unknown", dir="o")), # IO3 Todo + Attrs(IO_TYPE="LVCMOS33") + ), + + # 2x ESMT M12L16161A-5T 1M x 16bit 200MHz SDRAMs (organized as 1M x 32bit) + # 2x WinBond W9816G6JH-6 1M x 16bit 166MHz SDRAMs (organized as 1M x 32bit) are lso reported + SDRAMResource(0, + clk="C6", we_n="C7", cas_n="E7", ras_n="D7", + ba="A7", a="A9 E10 B12 D13 C12 D11 D10 E9 D9 B7 C8", + dq="B13 C11 C10 A11 C9 E8 B6 B9 A6 B5 A5 B4 B3 C3 A2 B2 " + "E2 D3 A4 E4 D4 C4 E5 D5 E6 D6 D8 A8 B8 B10 B11 E11", + attrs=Attrs(PULLMODE="NONE", DRIVE="4", SLEWRATE="FAST", IO_TYPE="LVCMOS33") + ), + + # Broadcom B50612D Gigabit Ethernet Transceiver + Resource("eth_rgmii", 0, + Subsignal("rst", PinsN("P5", dir="o")), + Subsignal("mdc", Pins("P3", dir="o")), + Subsignal("mdio", Pins("T2", dir="io")), + Subsignal("tx_clk", Pins("M2", dir="o")), + Subsignal("tx_ctl", Pins("M3", dir="o")), + Subsignal("tx_data", Pins("L1 L3 P2 L4", dir="o")), + Subsignal("rx_clk", Pins("M1", dir="i")), + Subsignal("rx_ctl", Pins("N6", dir="i")), + Subsignal("rx_data", Pins("N1 M5 N5 M6", dir="i")), + Attrs(IO_TYPE="LVCMOS33") + ), + + # Broadcom B50612D Gigabit Ethernet Transceiver + Resource("eth_rgmii", 1, + Subsignal("rst", PinsN("P5", dir="o")), + Subsignal("mdc", Pins("P3", dir="o")), + Subsignal("mdio", Pins("T2", dir="io")), + Subsignal("tx_clk", Pins("M12", dir="o")), + Subsignal("tx_ctl", Pins("R15", dir="o")), + Subsignal("tx_data", Pins("T14 R12 R13 R14", dir="o")), + Subsignal("rx_clk", Pins("M16", dir="i")), + Subsignal("rx_ctl", Pins("L15", dir="i")), + Subsignal("rx_data", Pins("P13 N13 P14 M15", dir="i")), + Attrs(IO_TYPE="LVCMOS33") + ), + + ] + connectors = [ + Connector("j", 1, "F3 F1 G3 - G2 H3 H5 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 2, "J4 K3 G1 - K4 C2 E3 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 3, "H4 K5 P1 - R1 L5 F2 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 4, "P4 R2 M8 - M9 T6 R6 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 5, "M11 N11 P12 - K15 N12 L16 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 6, "K16 J15 J16 - J12 H15 G16 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 7, "H13 J13 H12 - G14 H14 G15 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 8, "A15 F16 A14 - E13 B14 A13 F15 L2 K1 J5 K2 B16 J14 F12 -"), + Connector("j", 19, " - M13 - - P11"), + ] + + @property + def required_tools(self): + return super().required_tools + [ + "openFPGALoader" + ] + + def toolchain_prepare(self, fragment, name, **kwargs): + overrides = dict(ecppack_opts="--compress") + overrides.update(kwargs) + return super().toolchain_prepare(fragment, name, **overrides) + + def toolchain_program(self, products, name): + tool = os.environ.get("OPENFPGALOADER", "openFPGALoader") + with products.extract("{}.bit".format(name)) as bitstream_filename: + subprocess.check_call([tool, "-c", "ft232", "-m", bitstream_filename]) + + +if __name__ == "__main__": + from .test.blinky import * + Colorlight_5A75B_R70Platform().build(Blinky(), do_program=True) From 2d18f5f9c6409d25d0516776cf75ade111c4717f Mon Sep 17 00:00:00 2001 From: Henk Vergonet Date: Mon, 2 Aug 2021 18:12:14 +0200 Subject: [PATCH 2/2] colorlight_5a75b_r7_0: fix spi_flash and update comments --- nmigen_boards/colorlight_5a75b_r7_0.py | 38 ++++++++++++++------------ 1 file changed, 20 insertions(+), 18 deletions(-) diff --git a/nmigen_boards/colorlight_5a75b_r7_0.py b/nmigen_boards/colorlight_5a75b_r7_0.py index 211c0d17..a6ebace2 100644 --- a/nmigen_boards/colorlight_5a75b_r7_0.py +++ b/nmigen_boards/colorlight_5a75b_r7_0.py @@ -5,6 +5,9 @@ from nmigen.vendor.lattice_ecp5 import * from .resources import * +# The Colorlight 5A-75B PCB and IOs have been documented by @miek and @smunaut: +# https://github.com/q3k/chubby75/tree/master/5a-75b + __all__ = ["Colorlight_5A75B_R70Platform"] @@ -32,17 +35,17 @@ class Colorlight_5A75B_R70Platform(LatticeECP5Platform): # SPIFlash (W25Q32JV) 1x/2x/4x speed Resource("spi_flash", 0, - Subsignal("cs", PinsN("N8", dir="o")), - # Subsignal("clk", Pins("", dir="i")), # driven through USRMCLK - Subsignal("cipo", Pins("T8", dir="i")), # Chip: DI/IO0 - Subsignal("copi", Pins("T7", dir="o")), # DO/IO1 - # Subsignal("wp", PinsN("unknown", dir="o")), # IO2 Todo - # Subsignal("hold", PinsN("unknown", dir="o")), # IO3 Todo + Subsignal("cs", PinsN("N8", dir="o")), # CS_n + # Subsignal("clk", Pins("usrmclk", dir="i")), # CLK driven through USRMCLK + Subsignal("copi", Pins("T8", dir="o")), # IO0/DI + Subsignal("cipo", Pins("T7", dir="i")), # IO1/DO + # Subsignal("wp", PinsN("n/a", dir="o")), # IO2/WP_n tied to 3.3v + # Subsignal("hold", PinsN("n/a", dir="o")), # IO3/HOLD_n tied to 3.3v Attrs(IO_TYPE="LVCMOS33") ), # 2x ESMT M12L16161A-5T 1M x 16bit 200MHz SDRAMs (organized as 1M x 32bit) - # 2x WinBond W9816G6JH-6 1M x 16bit 166MHz SDRAMs (organized as 1M x 32bit) are lso reported + # 2x WinBond W9816G6JH-6 1M x 16bit 166MHz SDRAMs (organized as 1M x 32bit) also reported SDRAMResource(0, clk="C6", we_n="C7", cas_n="E7", ras_n="D7", ba="A7", a="A9 E10 B12 D13 C12 D11 D10 E9 D9 B7 C8", @@ -78,17 +81,16 @@ class Colorlight_5A75B_R70Platform(LatticeECP5Platform): Subsignal("rx_data", Pins("P13 N13 P14 M15", dir="i")), Attrs(IO_TYPE="LVCMOS33") ), - - ] - connectors = [ - Connector("j", 1, "F3 F1 G3 - G2 H3 H5 F15 L2 K1 J5 K2 B16 J14 F12 -"), - Connector("j", 2, "J4 K3 G1 - K4 C2 E3 F15 L2 K1 J5 K2 B16 J14 F12 -"), - Connector("j", 3, "H4 K5 P1 - R1 L5 F2 F15 L2 K1 J5 K2 B16 J14 F12 -"), - Connector("j", 4, "P4 R2 M8 - M9 T6 R6 F15 L2 K1 J5 K2 B16 J14 F12 -"), - Connector("j", 5, "M11 N11 P12 - K15 N12 L16 F15 L2 K1 J5 K2 B16 J14 F12 -"), - Connector("j", 6, "K16 J15 J16 - J12 H15 G16 F15 L2 K1 J5 K2 B16 J14 F12 -"), - Connector("j", 7, "H13 J13 H12 - G14 H14 G15 F15 L2 K1 J5 K2 B16 J14 F12 -"), - Connector("j", 8, "A15 F16 A14 - E13 B14 A13 F15 L2 K1 J5 K2 B16 J14 F12 -"), + ] # Differential pairs: + connectors = [ # high-speed | regular-speed + Connector("j", 1, "F3 F1 G3 - G2 H3 H5 F15 L2 K1 J5 K2 B16 J14 F12 -"), # F1-G2 | G3-H3 K1-K2 + Connector("j", 2, "J4 K3 G1 - K4 C2 E3 F15 L2 K1 J5 K2 B16 J14 F12 -"), # | J4-J5 K1-K2 + Connector("j", 3, "H4 K5 P1 - R1 L5 F2 F15 L2 K1 J5 K2 B16 J14 F12 -"), # P1-R1 | K1-K2 + Connector("j", 4, "P4 R2 M8 - M9 T6 R6 F15 L2 K1 J5 K2 B16 J14 F12 -"), # | T6-R6 K1-K2 + Connector("j", 5, "M11 N11 P12 - K15 N12 L16 F15 L2 K1 J5 K2 B16 J14 F12 -"), # M11-N11 | K1-K2 + Connector("j", 6, "K16 J15 J16 - J12 H15 G16 F15 L2 K1 J5 K2 B16 J14 F12 -"), # J16-J15 G16-H15 | K1-K2 + Connector("j", 7, "H13 J13 H12 - G14 H14 G15 F15 L2 K1 J5 K2 B16 J14 F12 -"), # H12-H13 | G14-H14 K1-K2 + Connector("j", 8, "A15 F16 A14 - E13 B14 A13 F15 L2 K1 J5 K2 B16 J14 F12 -"), # | B14-A15 A13-A14 K1-K2 Connector("j", 19, " - M13 - - P11"), ]