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foboot-bitstream: add hacker revision 

Untested commit -- this should add support for the Hacker version of the
PCB.

Signed-off-by: Sean Cross <sean@xobs.io>
This commit is contained in:
Sean Cross 2019-04-05 18:58:19 +08:00
parent b40a9bad43
commit 6435aec3db
1 changed files with 35 additions and 1 deletions
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36
hw/foboot-bitstream.py
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@ -110,6 +110,38 @@ _io_dvt = [
),
("clk48", 0, Pins("F4"), IOStandard("LVCMOS33"))
]
_io_hacker = [
("serial", 0,
Subsignal("rx", Pins("C3")),
Subsignal("tx", Pins("B3"), Misc("PULLUP")),
IOStandard("LVCMOS33")
),
("usb", 0,
Subsignal("d_p", Pins("A4")),
Subsignal("d_n", Pins("A2")),
Subsignal("pullup", Pins("D5")),
IOStandard("LVCMOS33")
),
("led", 0,
Subsignal("rgb0", Pins("A5"), IOStandard("LVCMOS33")),
Subsignal("rgb1", Pins("B5"), IOStandard("LVCMOS33")),
Subsignal("rgb2", Pins("C5"), IOStandard("LVCMOS33")),
),
("spiflash", 0,
Subsignal("cs_n", Pins("C1"), IOStandard("LVCMOS33")),
Subsignal("clk", Pins("D1"), IOStandard("LVCMOS33")),
Subsignal("miso", Pins("E1"), IOStandard("LVCMOS33")),
Subsignal("mosi", Pins("F1"), IOStandard("LVCMOS33")),
Subsignal("wp", Pins("F2"), IOStandard("LVCMOS33")),
Subsignal("hold", Pins("B1"), IOStandard("LVCMOS33")),
),
("spiflash4x", 0,
Subsignal("cs_n", Pins("C1"), IOStandard("LVCMOS33")),
Subsignal("clk", Pins("D1"), IOStandard("LVCMOS33")),
Subsignal("dq", Pins("E1 F1 F2 B1"), IOStandard("LVCMOS33")),
),
("clk48", 0, Pins("F4"), IOStandard("LVCMOS33"))
]
_connectors = []
@ -292,6 +324,8 @@ class Platform(LatticePlatform):
LatticePlatform.__init__(self, "ice40-up5k-sg48", _io_evt, _connectors, toolchain="icestorm")
elif revision == "dvt":
LatticePlatform.__init__(self, "ice40-up5k-uwg30", _io_dvt, _connectors, toolchain="icestorm")
elif revision == "hacker":
LatticePlatform.__init__(self, "ice40-up5k-uwg30", _io_hacker, _connectors, toolchain="icestorm")
else:
raise ValueError("Unrecognized reivsion: {}. Known values: evt, dvt".format(revision))
@ -622,7 +656,7 @@ def main():
help="where to have the CPU obtain its executable code from"
)
parser.add_argument(
"--revision", choices=["dvt", "evt"], required=True,
"--revision", choices=["dvt", "evt", "hacker"], required=True,
help="build foboot for a particular hardware revision"
)
parser.add_argument(