boards/platforms: remove versa_ecp3 (ECP3 no longer supported).
This commit is contained in:
Florent Kermarrec
parent
eb64169521
commit
3eb08c7dd8
|
|
@ -1,136 +0,0 @@
|
||||||
# This file is Copyright (c) 2015-2019 Florent Kermarrec <florent@enjoy-digital.fr>
|
|
||||||
# License: BSD
|
|
||||||
|
|
||||||
from litex.build.generic_platform import *
|
|
||||||
from litex.build.lattice import LatticePlatform
|
|
||||||
from litex.build.lattice.programmer import LatticeProgrammer
|
|
||||||
|
|
||||||
# IOs ----------------------------------------------------------------------------------------------
|
|
||||||
|
|
||||||
_io = [
|
|
||||||
("clk100", 0, Pins("L5"), IOStandard("LVDS25")),
|
|
||||||
("rst_n", 0, Pins("A21"), IOStandard("LVCMOS33")),
|
|
||||||
|
|
||||||
("user_led", 0, Pins("Y20"), IOStandard("LVCMOS33")),
|
|
||||||
("user_led", 1, Pins("AA21"), IOStandard("LVCMOS33")),
|
|
||||||
("user_led", 2, Pins("U18"), IOStandard("LVCMOS33")),
|
|
||||||
("user_led", 3, Pins("U19"), IOStandard("LVCMOS33")),
|
|
||||||
("user_led", 4, Pins("W19"), IOStandard("LVCMOS33")),
|
|
||||||
("user_led", 5, Pins("V19"), IOStandard("LVCMOS33")),
|
|
||||||
("user_led", 6, Pins("AB20"), IOStandard("LVCMOS33")),
|
|
||||||
("user_led", 7, Pins("AA20"), IOStandard("LVCMOS33")),
|
|
||||||
|
|
||||||
("user_dip_btn", 0, Pins("J7"), IOStandard("LVCMOS15")),
|
|
||||||
("user_dip_btn", 1, Pins("J6"), IOStandard("LVCMOS15")),
|
|
||||||
("user_dip_btn", 2, Pins("H2"), IOStandard("LVCMOS15")),
|
|
||||||
("user_dip_btn", 3, Pins("H3"), IOStandard("LVCMOS15")),
|
|
||||||
("user_dip_btn", 4, Pins("J3"), IOStandard("LVCMOS15")),
|
|
||||||
("user_dip_btn", 5, Pins("K3"), IOStandard("LVCMOS15")),
|
|
||||||
("user_dip_btn", 6, Pins("J2"), IOStandard("LVCMOS15")),
|
|
||||||
("user_dip_btn", 7, Pins("J1"), IOStandard("LVCMOS15")),
|
|
||||||
|
|
||||||
("serial", 0,
|
|
||||||
Subsignal("tx", Pins("B11"), IOStandard("LVCMOS33")), # X4 IO0
|
|
||||||
Subsignal("rx", Pins("B12"), IOStandard("LVCMOS33")), # X4 IO1
|
|
||||||
),
|
|
||||||
|
|
||||||
("eth_clocks", 0,
|
|
||||||
Subsignal("tx", Pins("C12")),
|
|
||||||
Subsignal("gtx", Pins("M2")),
|
|
||||||
Subsignal("rx", Pins("L4")),
|
|
||||||
IOStandard("LVCMOS33")
|
|
||||||
),
|
|
||||||
("eth", 0,
|
|
||||||
Subsignal("rst_n", Pins("L3")),
|
|
||||||
Subsignal("mdio", Pins("L2")),
|
|
||||||
Subsignal("mdc", Pins("V4")),
|
|
||||||
Subsignal("dv", Pins("M1")),
|
|
||||||
Subsignal("rx_er", Pins("M4")),
|
|
||||||
Subsignal("rx_data", Pins("M5 N1 N6 P6 T2 R2 P5 P3")),
|
|
||||||
Subsignal("tx_en", Pins("V3")),
|
|
||||||
Subsignal("tx_data", Pins("V1 U1 R3 P1 N5 N3 N4 N2")),
|
|
||||||
Subsignal("col", Pins("R1")),
|
|
||||||
Subsignal("crs", Pins("P4")),
|
|
||||||
IOStandard("LVCMOS33")
|
|
||||||
),
|
|
||||||
|
|
||||||
("eth_clocks", 1,
|
|
||||||
Subsignal("tx", Pins("M21")),
|
|
||||||
Subsignal("gtx", Pins("M19")),
|
|
||||||
Subsignal("rx", Pins("N19")),
|
|
||||||
IOStandard("LVCMOS33")
|
|
||||||
),
|
|
||||||
("eth", 1,
|
|
||||||
Subsignal("rst_n", Pins("R21")),
|
|
||||||
Subsignal("mdio", Pins("U16")),
|
|
||||||
Subsignal("mdc", Pins("Y18")),
|
|
||||||
Subsignal("dv", Pins("U15")),
|
|
||||||
Subsignal("rx_er", Pins("V20")),
|
|
||||||
Subsignal("rx_data", Pins("AB17 AA17 R19 V21 T17 R18 W21 Y21")),
|
|
||||||
Subsignal("tx_en", Pins("V22")),
|
|
||||||
Subsignal("tx_data", Pins("W22 R16 P17 Y22 T21 U22 P20 U20")),
|
|
||||||
Subsignal("col", Pins("N18")),
|
|
||||||
Subsignal("crs", Pins("P19")),
|
|
||||||
IOStandard("LVCMOS33")
|
|
||||||
),
|
|
||||||
]
|
|
||||||
|
|
||||||
# Platform -----------------------------------------------------------------------------------------
|
|
||||||
|
|
||||||
class Platform(LatticePlatform):
|
|
||||||
default_clk_name = "clk100"
|
|
||||||
default_clk_period = 1e9/100e6
|
|
||||||
|
|
||||||
def __init__(self):
|
|
||||||
LatticePlatform.__init__(self, "LFE3-35EA-6FN484C", _io)
|
|
||||||
|
|
||||||
def do_finalize(self, fragment):
|
|
||||||
LatticePlatform.do_finalize(self, fragment)
|
|
||||||
try:
|
|
||||||
self.add_period_constraint(self.lookup_request("eth_clocks", 0).rx, 1e9/125e6)
|
|
||||||
except ConstraintError:
|
|
||||||
pass
|
|
||||||
try:
|
|
||||||
self.add_period_constraint(self.lookup_request("eth_clocks", 1).rx, 1e9/125e6)
|
|
||||||
except ConstraintError:
|
|
||||||
pass
|
|
||||||
|
|
||||||
def create_programmer(self):
|
|
||||||
_xcf_template = """
|
|
||||||
<?xml version='1.0' encoding='utf-8' ?>
|
|
||||||
<!DOCTYPE ispXCF SYSTEM "IspXCF.dtd" >
|
|
||||||
<ispXCF version="3.4.1">
|
|
||||||
<Comment></Comment>
|
|
||||||
<Chain>
|
|
||||||
<Comm>JTAG</Comm>
|
|
||||||
<Device>
|
|
||||||
<SelectedProg value="TRUE"/>
|
|
||||||
<Pos>1</Pos>
|
|
||||||
<Vendor>Lattice</Vendor>
|
|
||||||
<Family>LatticeECP3</Family>
|
|
||||||
<Name>LFE3-35EA</Name>
|
|
||||||
<File>{bitstream_file}</File>
|
|
||||||
<Operation>Fast Program</Operation>
|
|
||||||
</Device>
|
|
||||||
</Chain>
|
|
||||||
<ProjectOptions>
|
|
||||||
<Program>SEQUENTIAL</Program>
|
|
||||||
<Process>ENTIRED CHAIN</Process>
|
|
||||||
<OperationOverride>No Override</OperationOverride>
|
|
||||||
<StartTAP>TLR</StartTAP>
|
|
||||||
<EndTAP>TLR</EndTAP>
|
|
||||||
<VerifyUsercode value="FALSE"/>
|
|
||||||
</ProjectOptions>
|
|
||||||
<CableOptions>
|
|
||||||
<CableName>USB2</CableName>
|
|
||||||
<PortAdd>FTUSB-0</PortAdd>
|
|
||||||
<USBID>Dual RS232-HS A Location 0000 Serial A</USBID>
|
|
||||||
<JTAGPinSetting>
|
|
||||||
TRST ABSENT;
|
|
||||||
ISPEN ABSENT;
|
|
||||||
</JTAGPinSetting>
|
|
||||||
</CableOptions>
|
|
||||||
</ispXCF>
|
|
||||||
"""
|
|
||||||
|
|
||||||
return LatticeProgrammer(_xcf_template)
|
|
||||||
Loading…
Reference in New Issue