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Update @mithro fomu platform defs from @xobs foboot and try to make them all match the litex style a little more

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This commit is contained in:
Tom Keddie 2019-06-05 11:14:32 -07:00
parent 10fc74fc3e
commit d9cf64b8b5
2 changed files with 38 additions and 37 deletions
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30
litex/boards/platforms/fomu_evt.py
View file

@ -4,24 +4,17 @@ from litex.build.lattice.programmer import IceStormProgrammer
_io = [ _io = [
("rgb_led_n", 0,
Subsignal("r", Pins("40")),
Subsignal("g", Pins("39")),
Subsignal("b", Pins("41")),
IOStandard("LVCMOS33"),
),
# alias blue led
("user_led_n", 0, Pins("41"), IOStandard("LVCMOS33")), ("user_led_n", 0, Pins("41"), IOStandard("LVCMOS33")),
# Color-specific aliases
("user_ledb_n", 0, Pins("41"), IOStandard("LVCMOS33")),
("user_ledr_n", 0, Pins("40"), IOStandard("LVCMOS33")),
("user_ledg_n", 0, Pins("39"), IOStandard("LVCMOS33")),
("user_btn_n", 0, Pins("42"), IOStandard("LVCMOS33")), ("user_btn_n", 0, Pins("42"), IOStandard("LVCMOS33")),
("user_btn_n", 1, Pins("38"), IOStandard("LVCMOS33")), ("user_btn_n", 1, Pins("38"), IOStandard("LVCMOS33")),
("user_pad_n", 0, Pins("48"), IOStandard("LVCMOS33")),
("user_pad_n", 1, Pins("47"), IOStandard("LVCMOS33")),
("user_pad_n", 2, Pins("46"), IOStandard("LVCMOS33")),
("user_pad_n", 3, Pins("45"), IOStandard("LVCMOS33")),
("pmod_n", 0, Pins("25"), IOStandard("LVCMOS33")),
("pmod_n", 1, Pins("26"), IOStandard("LVCMOS33")),
("pmod_n", 2, Pins("27"), IOStandard("LVCMOS33")), # These two pins are
("pmod_n", 3, Pins("28"), IOStandard("LVCMOS33")), # swapped somehow.
("serial", 0, ("serial", 0,
Subsignal("rx", Pins("21")), Subsignal("rx", Pins("21")),
Subsignal("tx", Pins("13"), Misc("PULLUP")), Subsignal("tx", Pins("13"), Misc("PULLUP")),
@ -32,6 +25,7 @@ _io = [
Subsignal("d_p", Pins("34")), Subsignal("d_p", Pins("34")),
Subsignal("d_n", Pins("37")), Subsignal("d_n", Pins("37")),
Subsignal("pullup", Pins("35")), Subsignal("pullup", Pins("35")),
Subsignal("pulldown", Pins("36")),
IOStandard("LVCMOS33") IOStandard("LVCMOS33")
), ),
@ -50,10 +44,14 @@ _io = [
Subsignal("dq", Pins("14 17 19 18"), IOStandard("LVCMOS33")), Subsignal("dq", Pins("14 17 19 18"), IOStandard("LVCMOS33")),
), ),
("clk48", 0, Pins("44"), IOStandard("LVCMOS33")) ("clk48", 0, Pins("44"), IOStandard("LVCMOS33")),
] ]
_connectors = [] _connectors = [
("touch_pins", "48 47 46 45"),
("pmoda_n", "28 27 26 23"),
("pmodb_n", "48 47 46 45"),
]
class Platform(LatticePlatform): class Platform(LatticePlatform):

35
litex/boards/platforms/fomu_hacker.py
View file

@ -4,13 +4,24 @@ from litex.build.lattice.programmer import IceStormProgrammer
_io = [ _io = [
("serial", 0,
Subsignal("rx", Pins("C3")),
Subsignal("tx", Pins("B3"), Misc("PULLUP")),
IOStandard("LVCMOS33")
),
("rgb_led", 0, ("rgb_led", 0,
Subsignal("r", Pins("C5")), Subsignal("r", Pins("C5")),
Subsignal("g", Pins("B5")), Subsignal("g", Pins("B5")),
Subsignal("b", Pins("A5")), Subsignal("b", Pins("A5")),
IOStandard("LVCMOS33") IOStandard("LVCMOS33")
), ),
# alias blue led
("user_led_n", 0, Pins("A5"), IOStandard("LVCMOS33")),
("user_touch_n", 0, Pins("F4"), IOStandard("LVCMOS33")),
("user_touch_n", 1, Pins("E5"), IOStandard("LVCMOS33")),
("user_touch_n", 2, Pins("E4"), IOStandard("LVCMOS33")),
("user_touch_n", 3, Pins("F2"), IOStandard("LVCMOS33")),
("usb", 0, ("usb", 0,
Subsignal("d_p", Pins("A4")), Subsignal("d_p", Pins("A4")),
@ -30,10 +41,14 @@ _io = [
Subsignal("clk", Pins("D1"), IOStandard("LVCMOS33")), Subsignal("clk", Pins("D1"), IOStandard("LVCMOS33")),
Subsignal("mosi", Pins("F1"), IOStandard("LVCMOS33")), Subsignal("mosi", Pins("F1"), IOStandard("LVCMOS33")),
Subsignal("miso", Pins("E1"), IOStandard("LVCMOS33")), Subsignal("miso", Pins("E1"), IOStandard("LVCMOS33")),
Subsignal("wp", Pins("A1"), 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 A1 B1"), IOStandard("LVCMOS33")),
), ),
]
spiflash = [
] ]
_connectors = [ _connectors = [
@ -42,19 +57,7 @@ _connectors = [
# Pin 2 - E5 # Pin 2 - E5
# Pin 3 - E4 # Pin 3 - E4
# Pin 4 - F2 - Near notch on bottom # Pin 4 - F2 - Near notch on bottom
("pins", "F4 E5 E4 F2"), ("touch_pins", "F4 E5 E4 F2"),
]
# The ICE40UP5K-B-EVN does not use the provided FT2232H chip to provide a
# UART port. One must use their own USB-to-serial cable instead to get a UART.
# Using the second 6-pin PMOD port. Follows Digilent PMOD Specification Type 4,
# so e.g. PMOD USBUART can be used.
pins_serial = [
("serial", 0,
Subsignal("rx", Pins("pins:1")),
Subsignal("tx", Pins("pins:2")),
IOStandard("LVCMOS33"),
),
] ]
class Platform(LatticePlatform): class Platform(LatticePlatform):