litex/mibuild/platforms/rhino.py

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from mibuild.generic_platform import *
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from mibuild.xilinx_common import CRG_DS
from mibuild.xilinx_ise import XilinxISEPlatform
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_io = [
("user_led", 0, Pins("Y3")),
("user_led", 1, Pins("Y1")),
("user_led", 2, Pins("W2")),
("user_led", 3, Pins("W1")),
("user_led", 4, Pins("V3")),
("user_led", 5, Pins("V1")),
("user_led", 6, Pins("U2")),
("user_led", 7, Pins("U1")),
("clk100", 0,
Subsignal("p", Pins("B14"), IOStandard("LVDS_25"), Misc("DIFF_TERM=TRUE")),
Subsignal("n", Pins("A14"), IOStandard("LVDS_25"), Misc("DIFF_TERM=TRUE"))
),
("gpio", 0, Pins("R8")),
("gpmc", 0,
Subsignal("clk", Pins("R26")),
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Subsignal("a", Pins("N17 N18 L23 L24 N19 N20 N21 N22 P17 P19")),
Subsignal("d", Pins("N23 N24 R18 R19 P21 P22 R20 R21 P24 P26 R23 R24 T22 T23 U23 R25")),
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Subsignal("we_n", Pins("W26")),
Subsignal("oe_n", Pins("AA25")),
Subsignal("ale_n", Pins("AA26")),
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Subsignal("wait", Pins("AD26")), # WAIT1/BUSY0
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IOStandard("LVCMOS33")),
# Warning: CS are numbered 1-7 on ARM side and 0-6 on FPGA side.
# Numbers here are given on the FPGA side.
("gpmc_ce_n", 0, Pins("V23"), IOStandard("LVCMOS33")), # nCS0
("gpmc_ce_n", 1, Pins("U25"), IOStandard("LVCMOS33")), # nCS1
("gpmc_ce_n", 2, Pins("W25"), IOStandard("LVCMOS33")), # nCS6
("gpmc_dmareq_n", 0, Pins("T24"), IOStandard("LVCMOS33")), # nCS2
("gpmc_dmareq_n", 1, Pins("T26"), IOStandard("LVCMOS33")), # nCS3
("gpmc_dmareq_n", 2, Pins("V24"), IOStandard("LVCMOS33")), # nCS4
("gpmc_dmareq_n", 3, Pins("V26"), IOStandard("LVCMOS33")), # nCS5
# FMC150
("fmc150_ctrl", 0,
Subsignal("spi_sclk", Pins("AE5")),
Subsignal("spi_data", Pins("AF5")),
Subsignal("adc_sdo", Pins("U13")),
Subsignal("adc_en_n", Pins("AA15")),
Subsignal("adc_reset", Pins("V13")),
Subsignal("cdce_sdo", Pins("AA8")),
Subsignal("cdce_en_n", Pins("Y9")),
Subsignal("cdce_reset_n", Pins("AB7")),
Subsignal("cdce_pd_n", Pins("AC6")),
Subsignal("cdce_pll_status", Pins("W7")),
Subsignal("cdce_ref_en", Pins("W8")),
Subsignal("dac_sdo", Pins("W9")),
Subsignal("dac_en_n", Pins("W10")),
Subsignal("mon_sdo", Pins("AC5")),
Subsignal("mon_en_n", Pins("AD6")),
Subsignal("mon_reset_n", Pins("AF6")),
Subsignal("mon_int_n", Pins("AD5")),
Subsignal("pg_c2m", Pins("AA23"), IOStandard("LVCMOS33"))
),
("ti_dac", 0, # DAC3283
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Subsignal("dat_p", Pins("AA10 AA9 V11 Y11 W14 Y12 AD14 AE13"), IOStandard("LVDS_25")),
Subsignal("dat_n", Pins("AB11 AB9 V10 AA11 Y13 AA12 AF14 AF13"), IOStandard("LVDS_25")),
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Subsignal("frame_p", Pins("AB13"), IOStandard("LVDS_25")),
Subsignal("frame_n", Pins("AA13"), IOStandard("LVDS_25")),
Subsignal("txenable", Pins("AB15"), IOStandard("LVCMOS25"))
),
("ti_adc", 0, # ADS62P49
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Subsignal("dat_a_p", Pins("AB14 Y21 W20 AB22 V18 W17 AA21")),
Subsignal("dat_a_n", Pins("AC14 AA22 Y20 AC22 W19 W18 AB21")),
Subsignal("dat_b_p", Pins("Y17 U15 AA19 W16 AA18 Y15 V14")),
Subsignal("dat_b_n", Pins("AA17 V16 AB19 Y16 AB17 AA16 V15")),
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IOStandard("LVDS_25"), Misc("DIFF_TERM=TRUE")
),
("fmc150_clocks", 0,
Subsignal("dac_clk_p", Pins("V12"), IOStandard("LVDS_25")),
Subsignal("dac_clk_n", Pins("W12"), IOStandard("LVDS_25")),
Subsignal("adc_clk_p", Pins("AE15"), IOStandard("LVDS_25"), Misc("DIFF_TERM=TRUE")),
Subsignal("adc_clk_n", Pins("AF15"), IOStandard("LVDS_25"), Misc("DIFF_TERM=TRUE")),
Subsignal("clk_to_fpga", Pins("W24"), IOStandard("LVCMOS25"))
),
("fmc150_ext_trigger", 0, Pins("U26")),
# Vermeer radar testbed
# Switch controller
("pca9555", 0,
Subsignal("sda", Pins("C13")),
Subsignal("scl", Pins("G8")),
IOStandard("LVCMOS33")
),
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# TX path
("pe43602", 0,
Subsignal("d", Pins("H8")),
Subsignal("clk", Pins("B3")),
Subsignal("le", Pins("F7")),
IOStandard("LVCMOS33")
),
("rfmd2081", 0,
Subsignal("enx", Pins("E5")),
Subsignal("sclk", Pins("G6")),
Subsignal("sdata", Pins("F5")),
Subsignal("locked", Pins("E6")),
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IOStandard("LVCMOS33")
),
# RX path
("lmh6521", 0,
Subsignal("scsb", Pins("C5")),
Subsignal("sclk", Pins("G10")),
Subsignal("sdi", Pins("D5")),
Subsignal("sdo", Pins("F9")),
IOStandard("LVCMOS33")
),
("lmh6521", 1,
Subsignal("scsb", Pins("E10")),
Subsignal("sclk", Pins("A4")),
Subsignal("sdi", Pins("B4")),
Subsignal("sdo", Pins("H10")),
IOStandard("LVCMOS33")
),
("rffc5071", 0,
Subsignal("enx", Pins("A2")),
Subsignal("sclk", Pins("G9")),
Subsignal("sdata", Pins("H9")),
Subsignal("locked", Pins("A3")),
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IOStandard("LVCMOS33")
)
]
class Platform(XilinxISEPlatform):
def __init__(self):
XilinxISEPlatform.__init__(self, "xc6slx150t-fgg676-3", _io,
lambda p: CRG_DS(p, "clk100", "gpio", 10.0))