119 lines
4.4 KiB
Python
119 lines
4.4 KiB
Python
# This file is Copyright (c) 2015 Matt O'Gorman <mog@rldn.net>
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# License: BSD
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from mibuild.generic_platform import *
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from mibuild.crg import SimpleCRG
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from mibuild.xilinx_ise import XilinxISEPlatform
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from mibuild.programmer import XC3SProg
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_io = [
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("user_led", 0, Pins("P11"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_led", 1, Pins("N9"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_led", 2, Pins("M9"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_led", 3, Pins("P9"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_led", 4, Pins("T8"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_led", 5, Pins("N8"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_led", 6, Pins("P8"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_led", 7, Pins("P7"), IOStandard("LVTTL"), Misc("SLEW=SLOW")),
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("user_sw", 0, Pins("L1"), IOStandard("LVTTL"), Misc("PULLUP")),
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("user_sw", 1, Pins("L3"), IOStandard("LVTTL"), Misc("PULLUP")),
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("user_sw", 2, Pins("L4"), IOStandard("LVTTL"), Misc("PULLUP")),
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("user_sw", 3, Pins("L5"), IOStandard("LVTTL"), Misc("PULLUP")),
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("clk32", 0, Pins("K3"), IOStandard("LVCMOS33")),
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("clk50", 0, Pins("J4"), IOStandard("LVCMOS33")),
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("spiflash", 0,
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Subsignal("cs_n", Pins("T3"), IOStandard("LVTTL")),
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Subsignal("clk", Pins("R11"), IOStandard("LVTTL")),
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Subsignal("mosi", Pins("T10"), IOStandard("LVTTL")),
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Subsignal("miso", Pins("P10"), IOStandard("LVTTL"))
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),
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("adc", 0,
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Subsignal("cs_n", Pins("F6"), IOStandard("LVTTL")),
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Subsignal("clk", Pins("G6"), IOStandard("LVTTL")),
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Subsignal("mosi", Pins("H4"), IOStandard("LVTTL")),
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Subsignal("miso", Pins("H5"), IOStandard("LVTTL"))
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),
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("serial", 0,
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Subsignal("tx", Pins("N3"), IOStandard("LVTTL")),
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Subsignal("rx", Pins("N1"), IOStandard("LVTTL"))
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),
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("audio", 0,
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Subsignal("a0", Pins("B8"), IOStandard("LVTTL")),
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Subsignal("a1", Pins("A8"), IOStandard("LVTTL"))
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),
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("sdram_clock", 0, Pins("G16"), IOStandard("LVTTL")),
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("sdram", 0,
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Subsignal("a", Pins("T15 R16 P15 P16 N16 M15 M16 L16 K15 K16 R15 J16 H15")),
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Subsignal("dq", Pins("T13 T12 R12 T9 R9 T7 R7 T6 F16 E15 E16 D16 B16 B15 C16 C15")),
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Subsignal("we_n", Pins("R5")),
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Subsignal("ras_n", Pins("R2")),
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Subsignal("cas_n", Pins("T4")),
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Subsignal("cs_n", Pins("R1")),
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Subsignal("cke", Pins("H16")),
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Subsignal("ba", Pins("R14 T14")),
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Subsignal("dm", Pins("T5 F15"))
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),
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("sd", 0,
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Subsignal("sck", Pins("L12")),
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Subsignal("d3", Pins("K12")),
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Subsignal("d", Pins("M10")),
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Subsignal("d1", Pins("L10")),
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Subsignal("d2", Pins("J11")),
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Subsignal("cmd", Pins("K11"))
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),
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("dvi_in", 0,
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Subsignal("clk_p", Pins("C9"), IOStandard("TMDS_33")),
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Subsignal("clk_n", Pins("A9"), IOStandard("TMDS_33")),
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Subsignal("data0_p", Pins("C7"), IOStandard("TMDS_33")),
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Subsignal("data0_n", Pins("A7"), IOStandard("TMDS_33")),
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Subsignal("data1_p", Pins("B6"), IOStandard("TMDS_33")),
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Subsignal("data1_n", Pins("A6"), IOStandard("TMDS_33")),
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Subsignal("data2_p", Pins("B5"), IOStandard("TMDS_33")),
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Subsignal("data2_n", Pins("A5"), IOStandard("TMDS_33")),
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Subsignal("scl", Pins("C1"), IOStandard("LVTTL")),
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Subsignal("sda", Pins("B1"), IOStandard("LVTTL"))
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),
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("dvi_out", 0,
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Subsignal("clk_p", Pins("B14"), IOStandard("TMDS_33")),
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Subsignal("clk_n", Pins("A14"), IOStandard("TMDS_33")),
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Subsignal("data0_p", Pins("C13"), IOStandard("TMDS_33")),
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Subsignal("data0_n", Pins("A13"), IOStandard("TMDS_33")),
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Subsignal("data1_p", Pins("B12"), IOStandard("TMDS_33")),
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Subsignal("data1_n", Pins("A12"), IOStandard("TMDS_33")),
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Subsignal("data2_p", Pins("C11"), IOStandard("TMDS_33")),
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Subsignal("data2_n", Pins("A11"), IOStandard("TMDS_33"))
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)
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]
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_connectors = [
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("A", "E7 C8 D8 E8 D9 A10 B10 C10 E10 F9 F10 D11"),
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("B", "E11 D14 D12 E12 E13 F13 F12 F14 G12 H14 J14"),
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("C", "J13 J12 K14 L14 L13 M14 M13 N14 M12 N12 P12 M11"),
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("D", "D6 C6 E6 C5"),
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("E", "D5 A4 G5 A3 B3 A2 B2 C3 C2 D3 D1 E3"),
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("F", "E2 E1 E4 F4 F5 G3 F3 G1 H3 H1 H2 J1")
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]
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class Platform(XilinxISEPlatform):
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def __init__(self):
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XilinxISEPlatform.__init__(self, "xc6slx9-3-ftg256", _io,
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lambda p: SimpleCRG(p, "clk50", None), _connectors)
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def create_programmer(self):
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return XC3SProg("minispartan6", "bscan_spi_minispartan6.bit")
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def do_finalize(self, fragment):
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try:
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self.add_period_constraint(self.lookup_request("50"), 50)
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except ConstraintError:
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pass |