# # This file is part of LiteX-Boards. # # Copyright (c) 2024 Gwenhael Goavec-Merou # SPDX-License-Identifier: BSD-2-Clause from litex.build.generic_platform import * from litex.build.xilinx import Xilinx7SeriesPlatform from litex.build.openfpgaloader import OpenFPGALoader # IOs ---------------------------------------------------------------------------------------------- _io = [ # Clk / Rst. ("sysclk", 0, Subsignal("p", Pins("H9"), IOStandard("LVDS")), Subsignal("n", Pins("G9"), IOStandard("LVDS")), ), ("usrclk", 0, Subsignal("p", Pins("AF14"), IOStandard("LVDS_25")), Subsignal("n", Pins("AG14"), IOStandard("LVDS_25")), ), ("cpu_reset", 0, Pins("A8"), IOStandard("LVCMOS15")), # Leds. ("user_led", 0, Pins("Y21"), IOStandard("LVCMOS25")), ("user_led", 1, Pins("G2"), IOStandard("LVCMOS15")), ("user_led", 2, Pins("W21"), IOStandard("LVCMOS25")), ("user_led", 3, Pins("A17"), IOStandard("LVCMOS15")), # Buttons. ("user_btn_l", 0, Pins("AK25"), IOStandard("LVCMOS25")), ("user_btn_c", 0, Pins("K15"), IOStandard("LVCMOS15")), ("user_btn_r", 0, Pins("R27"), IOStandard("LVCMOS25")), # Switches. ("user_dip_btn", 3, Pins("AJ13"), IOStandard("LVCMOS25")), ("user_dip_btn", 2, Pins("AC17"), IOStandard("LVCMOS25")), ("user_dip_btn", 1, Pins("AC16"), IOStandard("LVCMOS25")), ("user_dip_btn", 0, Pins("AB17"), IOStandard("LVCMOS25")), # SMA. ("user_sma_clock", 0, Subsignal("p", Pins("AD18"), IOStandard("LVDS_25"), Misc("DIFF_TERM=TRUE")), Subsignal("n", Pins("AD19"), IOStandard("LVDS_25"), Misc("DIFF_TERM=TRUE")), ), ("user_sma_clock_p", Pins("AD18"), IOStandard("LVCMOS25")), ("user_sma_clock_n", Pins("AD19"), IOStandard("LVCMOS25")), # PCIe. ("pcie_x1", 0, Subsignal("rst_n", Pins("AK23"), IOStandard("LVCMOS25")), Subsignal("wake_n", Pins("AK22"), IOStandard("LVCMOS25")), Subsignal("clk_p", Pins("N8")), Subsignal("clk_n", Pins("N7")), Subsignal("tx_p", Pins("N4")), Subsignal("tx_n", Pins("N3")), Subsignal("rx_p", Pins("P6")), Subsignal("rx_n", Pins("P5")), ), ("pcie_x2", 0, Subsignal("rst_n", Pins("AK23"), IOStandard("LVCMOS25")), Subsignal("wake_n", Pins("AK22"), IOStandard("LVCMOS25")), Subsignal("clk_p", Pins("N8")), Subsignal("clk_n", Pins("N7")), Subsignal("tx_p", Pins("N4 P2")), Subsignal("tx_n", Pins("N3 P1")), Subsignal("rx_p", Pins("P6 T6")), Subsignal("rx_n", Pins("P5 T5")), ), ("pcie_x4", 0, Subsignal("rst_n", Pins("AK23"), IOStandard("LVCMOS25")), Subsignal("wake_n", Pins("AK22"), IOStandard("LVCMOS25")), Subsignal("clk_p", Pins("N8")), Subsignal("clk_n", Pins("N7")), Subsignal("tx_p", Pins("N4 P2 R4 T2")), Subsignal("tx_n", Pins("N3 P1 R3 T1")), Subsignal("rx_p", Pins("P6 T6 U4 V6")), Subsignal("rx_n", Pins("P5 T5 U3 V5")), ), # SFP. ("sfp", 0, Subsignal("txp", Pins("W4")), Subsignal("txn", Pins("W3")), Subsignal("rxp", Pins("Y6")), Subsignal("rxn", Pins("Y5")), ), ("sfp_tx", 0, Subsignal("p", Pins("W4")), Subsignal("n", Pins("W3")), ), ("sfp_rx", 0, Subsignal("p", Pins("Y6")), Subsignal("n", Pins("Y5")), ), ("sfp_tx_disable_n", 0, Pins("AA18"), IOStandard("LVCMOS25")), ] # Connectors --------------------------------------------------------------------------------------- _connectors = [ ("pmod1", "AJ21 AK21 AB21 AB16 Y20 AA20 AC18 AC19"), ("HPC", { # A "DP1_M2C_P" : "AJ8", "DP1_M2C_N" : "AJ7", "DP2_M2C_P" : "AG8", "DP2_M2C_N" : "AG7", "DP3_M2C_P" : "AE8", "DP3_M2C_N" : "AE7", "DP4_M2C_P" : "AH6", "DP4_M2C_N" : "AH5", "DP5_M2C_P" : "AG4", "DP5_M2C_N" : "AG3", "DP1_C2M_P" : "AK6", "DP1_C2M_N" : "AK5", "DP2_C2M_P" : "AJ4", "DP2_C2M_N" : "AJ3", "DP3_C2M_P" : "AK2", "DP3_C2M_N" : "AK1", "DP4_C2M_P" : "AH2", "DP4_C2M_N" : "AH1", "DP5_C2M_P" : "AF2", "DP5_C2M_N" : "AF1", # B "DP7_M2C_P" : "AD6", "DP7_M2C_N" : "AD5", "DP6_M2C_P" : "AF6", "DP6_M2C_N" : "AF5", "GBTCLK1_M2C_C_P" : "AA8", "GBTCLK1_M2C_C_N" : "AA7", "DP7_C2M_P" : "AD2", "DP7_C2M_N" : "AD1", "DP6_C2M_P" : "AE4", "DP6_C2M_N" : "AE3", # C "DP0_C2M_P" : "AK10", "DP0_C2M_N" : "AK9", "DP0_M2C_P" : "AH10", "DP0_M2C_N" : "AH9", "LA06_P" : "AG22", "LA06_N" : "AH22", "LA10_P" : "AG24", "LA10_N" : "AG25", "LA14_P" : "AC24", "LA14_N" : "AD24", "LA18_CC_P" : "W25", "LA18_CC_N" : "W26", "LA27_P" : "V28", "LA27_N" : "V29", # C "GBTCLK0_M2C_C_P" : "AD10", "GBTCLK0_M2C_C_N" : "AD9", "LA01_CC_P" : "AG21", "LA01_CC_N" : "AH21", "LA05_P" : "AH23", "LA05_N" : "AH24", "LA09_P" : "AD21", "LA09_N" : "AE21", "LA13_P" : "AA22", "LA13_N" : "AA23", "LA17_CC_P" : "V23", "LA17_CC_N" : "W24", "LA23_P" : "P25", "LA23_N" : "P26", "LA26_P" : "R28", "LA26_N" : "T28", # G "CLK1_M2C_P" : "U26", "CLK1_M2C_N" : "U27", "LA00_CC_P" : "AF20", "LA00_CC_N" : "AG20", "LA03_P" : "AH19", "LA03_N" : "AJ19", "LA08_P" : "AF19", "LA08_N" : "AG19", "LA12_P" : "AF23", "LA12_N" : "AF24", "LA16_P" : "AA24", "LA16_N" : "AB24", "LA20_P" : "U25", "LA20_N" : "V26", "LA22_P" : "V27", "LA22_N" : "W28", "LA25_P" : "T29", "LA25_N" : "U29", "LA29_P" : "R25", "LA29_N" : "R26", "LA31_P" : "N29", "LA31_N" : "P29", "LA33_P" : "N26", "LA33_N" : "N27", # H "CLK0_M2C_P" : "AE22", "CLK0_M2C_N" : "AF22", "LA02_P" : "AK17", "LA02_N" : "AK18", "LA04_P" : "AJ20", "LA04_N" : "AK20", "LA07_P" : "AJ23", "LA07_N" : "AJ24", "LA11_P" : "AD23", "LA11_N" : "AE23", "LA15_P" : "Y22", "LA15_N" : "Y23", "LA19_P" : "T24", "LA19_N" : "T25", "LA21_P" : "W29", "LA21_N" : "W30", "LA24_P" : "T30", "LA24_N" : "U30", "LA28_P" : "P30", "LA28_N" : "R30", "LA30_P" : "P23", "LA30_N" : "P24", "LA32_P" : "P21", "LA32_N" : "R21", } ), ("LPC", { # C "DP0_C2M_P" : "AB2", "DP0_C2M_N" : "AB1", "DP0_M2C_P" : "AC4", "DP0_M2C_N" : "AC3", "LA06_P" : "AB12", "LA06_N" : "AC12", "LA10_P" : "AC14", "LA10_N" : "AC13", "LA14_P" : "AF18", "LA14_N" : "AF17", "LA18_CC_P" : "AE27", "LA18_CC_N" : "AF27", "LA27_P" : "AJ28", "LA27_N" : "AJ29", # D "GBTCLK0_M2C_C_P" : "U8", "GBTCLK0_M2C_C_N" : "U7", "LA01_CC_P" : "AF15", "LA01_CC_N" : "AG15", "LA05_P" : "AE16", "LA05_N" : "AE15", "LA09_P" : "AH14", "LA09_N" : "AH13", "LA13_P" : "AH17", "LA13_N" : "AH16", "LA17_CC_P" : "AB27", "LA17_CC_N" : "AC27", "LA23_P" : "AJ26", "LA23_N" : "AK26", "LA26_P" : "AJ30", "LA26_N" : "AK30", # G "CLK1_M2C_P" : "AC28", "CLK1_M2C_N" : "AD28", "LA00_CC_P" : "AE13", "LA00_CC_N" : "AF13", "LA03_P" : "AG12", "LA03_N" : "AH12", "LA08_P" : "AD14", "LA08_N" : "AD13", "LA12_P" : "AD16", "LA12_N" : "AD15", "LA16_P" : "AE18", "LA16_N" : "AE17", "LA20_P" : "AG26", "LA20_N" : "AG27", "LA22_P" : "AK27", "LA22_N" : "AK28", "LA25_P" : "AF29", "LA25_N" : "AG29", "LA29_P" : "AE25", "LA29_N" : "AF25", "LA31_P" : "AC29", "LA31_N" : "AD29", "LA33_P" : "Y30", "LA33_N" : "AA30", # H "CLK0_M2C_P" : "AG17", "CLK0_M2C_N" : "AG16", "LA02_P" : "AE12", "LA02_N" : "AF12", "LA04_P" : "AJ15", "LA04_N" : "AK15", "LA07_P" : "AA15", "LA07_N" : "AA14", "LA11_P" : "AJ16", "LA11_N" : "AK16", "LA15_P" : "AB15", "LA15_N" : "AB14", "LA19_P" : "AH26", "LA19_N" : "AH27", "LA21_P" : "AH28", "LA21_N" : "AH29", "LA24_P" : "AF30", "LA24_N" : "AG30", "LA28_P" : "AD25", "LA28_N" : "AE26", "LA30_P" : "AB29", "LA30_N" : "AB30", "LA32_P" : "Y26", "LA32_N" : "Y27", } ), ("XADC", { "AD1_R_N" : "K13", "AD1_R_P" : "L13", "GPIO_0" : "H14", "GPIO_1" : "J15", "GPIO_2" : "J16", "GPIO_3" : "J14", "VAUX0N_R" : "L14", "VAUX0P_R" : "L15", "VAUX8N_R" : "H13", "VAUX8P_R" : "J13", } ), ] # Platform ----------------------------------------------------------------------------------------- class Platform(Xilinx7SeriesPlatform): default_clk_name = "sysclk" default_clk_period = 1e9/200e6 def __init__(self, toolchain="vivado"): Xilinx7SeriesPlatform.__init__(self, "xc7z045ffg900-2", _io, _connectors, toolchain=toolchain) def create_programmer(self): return OpenFPGALoader("zc706") def do_finalize(self, fragment): Xilinx7SeriesPlatform.do_finalize(self, fragment) self.add_period_constraint(self.lookup_request("sysclk", loose=True), 1e9/200e6)