litex-boards/litex_boards/platforms/xilinx_kc705.py

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#
# This file is part of LiteX-Boards.
#
# Copyright (c) 2013-2014 Sebastien Bourdeauducq <sb@m-labs.hk>
# Copyright (c) 2014-2019 Florent Kermarrec <florent@enjoy-digital.fr>
# Copyright (c) 2015 Yann Sionneau <ys@m-labs.hk>
# SPDX-License-Identifier: BSD-2-Clause
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from litex.build.generic_platform import *
from litex.build.xilinx import XilinxPlatform
from litex.build.openocd import OpenOCD
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# IOs ----------------------------------------------------------------------------------------------
_io = [
# Clk / Rst
("clk200", 0,
Subsignal("p", Pins("AD12"), IOStandard("LVDS")),
Subsignal("n", Pins("AD11"), IOStandard("LVDS"))
),
("clk156", 0,
Subsignal("p", Pins("K28"), IOStandard("LVDS_25")),
Subsignal("n", Pins("K29"), IOStandard("LVDS_25"))
),
("cpu_reset", 0, Pins("AB7"), IOStandard("LVCMOS15")),
# Leds
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("user_led", 0, Pins("AB8"), IOStandard("LVCMOS15")),
("user_led", 1, Pins("AA8"), IOStandard("LVCMOS15")),
("user_led", 2, Pins("AC9"), IOStandard("LVCMOS15")),
("user_led", 3, Pins("AB9"), IOStandard("LVCMOS15")),
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("user_led", 4, Pins("AE26"), IOStandard("LVCMOS25")),
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("user_led", 5, Pins("G19"), IOStandard("LVCMOS25")),
("user_led", 6, Pins("E18"), IOStandard("LVCMOS25")),
("user_led", 7, Pins("F16"), IOStandard("LVCMOS25")),
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# Buttons
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("user_btn_c", 0, Pins("G12"), IOStandard("LVCMOS25")),
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("user_btn_n", 0, Pins("AA12"), IOStandard("LVCMOS15")),
("user_btn_s", 0, Pins("AB12"), IOStandard("LVCMOS15")),
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("user_btn_w", 0, Pins("AC6"), IOStandard("LVCMOS15")),
("user_btn_e", 0, Pins("AG5"), IOStandard("LVCMOS15")),
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# Switches
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("user_dip_btn", 0, Pins("Y29"), IOStandard("LVCMOS25")),
("user_dip_btn", 1, Pins("W29"), IOStandard("LVCMOS25")),
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("user_dip_btn", 2, Pins("AA28"), IOStandard("LVCMOS25")),
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("user_dip_btn", 3, Pins("Y28"), IOStandard("LVCMOS25")),
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# SMA
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("user_sma_clock", 0,
Subsignal("p", Pins("L25"), IOStandard("LVDS_25"),
Misc("DIFF_TERM=TRUE")),
Subsignal("n", Pins("K25"), IOStandard("LVDS_25"),
Misc("DIFF_TERM=TRUE"))
),
("user_sma_clock_p", 0, Pins("L25"), IOStandard("LVCMOS25")),
("user_sma_clock_n", 0, Pins("K25"), IOStandard("LVCMOS25")),
("user_sma_gpio_p", 0, Pins("Y23"), IOStandard("LVCMOS25")),
("user_sma_gpio_n", 0, Pins("Y24"), IOStandard("LVCMOS25")),
# I2C
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("i2c", 0,
Subsignal("scl", Pins("K21")),
Subsignal("sda", Pins("L21")),
IOStandard("LVCMOS25")),
# Serial
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("serial", 0,
Subsignal("cts", Pins("L27")),
Subsignal("rts", Pins("K23")),
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Subsignal("tx", Pins("K24")),
Subsignal("rx", Pins("M19")),
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IOStandard("LVCMOS25")
),
# DDR3 SDRAM
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("ddram", 0,
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Subsignal("a", Pins(
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"AH12 AG13 AG12 AF12 AJ12 AJ13 AJ14 AH14",
"AK13 AK14 AF13 AE13 AJ11 AH11 AK10 AK11"),
IOStandard("SSTL15")),
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Subsignal("ba", Pins("AH9 AG9 AK9"), IOStandard("SSTL15")),
Subsignal("ras_n", Pins("AD9"), IOStandard("SSTL15")),
Subsignal("cas_n", Pins("AC11"), IOStandard("SSTL15")),
Subsignal("we_n", Pins("AE9"), IOStandard("SSTL15")),
Subsignal("cs_n", Pins("AC12"), IOStandard("SSTL15")),
Subsignal("dm", Pins(
"Y16 AB17 AF17 AE16 AK5 AJ3 AF6 AC7"),
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IOStandard("SSTL15")),
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Subsignal("dq", Pins(
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"AA15 AA16 AC14 AD14 AA17 AB15 AE15 Y15",
"AB19 AD16 AC19 AD17 AA18 AB18 AE18 AD18",
"AG19 AK19 AG18 AF18 AH19 AJ19 AE19 AD19",
"AK16 AJ17 AG15 AF15 AH17 AG14 AH15 AK15",
"AK8 AK6 AG7 AF7 AF8 AK4 AJ8 AJ6",
"AH5 AH6 AJ2 AH2 AH4 AJ4 AK1 AJ1",
"AF1 AF2 AE4 AE3 AF3 AF5 AE1 AE5",
"AC1 AD3 AC4 AC5 AE6 AD6 AC2 AD4"),
IOStandard("SSTL15_T_DCI")),
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Subsignal("dqs_p", Pins("AC16 Y19 AJ18 AH16 AH7 AG2 AG4 AD2"),
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IOStandard("DIFF_SSTL15")),
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Subsignal("dqs_n", Pins("AC15 Y18 AK18 AJ16 AJ7 AH1 AG3 AD1"),
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IOStandard("DIFF_SSTL15")),
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Subsignal("clk_p", Pins("AG10"), IOStandard("DIFF_SSTL15")),
Subsignal("clk_n", Pins("AH10"), IOStandard("DIFF_SSTL15")),
Subsignal("cke", Pins("AF10"), IOStandard("SSTL15")),
Subsignal("odt", Pins("AD8"), IOStandard("SSTL15")),
Subsignal("reset_n", Pins("AK3"), IOStandard("LVCMOS15")),
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Misc("SLEW=FAST"),
Misc("VCCAUX_IO=HIGH")
),
# SPIFlash
("spiflash", 0, # clock needs to be accessed through STARTUPE2
Subsignal("cs_n", Pins("U19")),
Subsignal("dq", Pins("P24", "R25", "R20", "R21")),
IOStandard("LVCMOS25")
),
# SDCard
("spisdcard", 0,
Subsignal("clk", Pins("AB23")),
Subsignal("cs_n", Pins("AC21")),
Subsignal("mosi", Pins("AB22"), Misc("PULLUP")),
Subsignal("miso", Pins("AC20"), Misc("PULLUP")),
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Misc("SLEW=FAST"),
IOStandard("LVCMOS25")
),
("sdcard", 0,
Subsignal("clk", Pins("AB23")),
Subsignal("cmd", Pins("AB22"), Misc("PULLUP True")),
Subsignal("data", Pins("AC20 AA23 AA22 AC21"), Misc("PULLUP True")),
Misc("SLEW=FAST"),
IOStandard("LVCMOS25")
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),
# GMII Ethernet
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("eth_clocks", 0,
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Subsignal("tx", Pins("M28")),
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Subsignal("gtx", Pins("K30")),
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Subsignal("rx", Pins("U27")),
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IOStandard("LVCMOS25")
),
("eth", 0,
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Subsignal("rst_n", Pins("L20")),
Subsignal("int_n", Pins("N30")),
Subsignal("mdio", Pins("J21")),
Subsignal("mdc", Pins("R23")),
Subsignal("rx_dv", Pins("R28")),
Subsignal("rx_er", Pins("V26")),
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Subsignal("rx_data", Pins("U30 U25 T25 U28 R19 T27 T26 T28")),
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Subsignal("tx_en", Pins("M27")),
Subsignal("tx_er", Pins("N29")),
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Subsignal("tx_data", Pins("N27 N25 M29 L28 J26 K26 L30 J28")),
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Subsignal("col", Pins("W19")),
Subsignal("crs", Pins("R30")),
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IOStandard("LVCMOS25")
),
# LCD
("lcd", 0,
Subsignal("db", Pins("AA13 AA10 AA11 Y10")),
Subsignal("e", Pins("AB10")),
Subsignal("rs", Pins("Y11")),
Subsignal("rw", Pins("AB13")),
IOStandard("LVCMOS15")
),
# Rotary Encoder
("rotary", 0,
Subsignal("a", Pins("Y26")),
Subsignal("b", Pins("Y25")),
Subsignal("push", Pins("AA26")),
IOStandard("LVCMOS25")
),
# HDMI
("hdmi", 0,
Subsignal("d", Pins(
"B23 A23 E23 D23 F25 E25 E24 D24",
"F26 E26 G23 G24 J19 H19 L17 L18",
"K19 K20")),
Subsignal("de", Pins("H17")),
Subsignal("clk", Pins("K18")),
Subsignal("vsync", Pins("H20")),
Subsignal("hsync", Pins("J18")),
Subsignal("int", Pins("AH24")),
Subsignal("spdif", Pins("J17")),
Subsignal("spdif_out", Pins("G20")),
IOStandard("LVCMOS25")
),
# PCIe
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("pcie_x1", 0,
Subsignal("rst_n", Pins("G25"), IOStandard("LVCMOS25")),
Subsignal("clk_p", Pins("U8")),
Subsignal("clk_n", Pins("U7")),
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Subsignal("rx_p", Pins("M6")),
Subsignal("rx_n", Pins("M5")),
Subsignal("tx_p", Pins("L4")),
Subsignal("tx_n", Pins("L3"))
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),
("pcie_x2", 0,
Subsignal("rst_n", Pins("G25"), IOStandard("LVCMOS25")),
Subsignal("clk_p", Pins("U8")),
Subsignal("clk_n", Pins("U7")),
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Subsignal("rx_p", Pins("M6 P6")),
Subsignal("rx_n", Pins("M5 P5")),
Subsignal("tx_p", Pins("L4 M2")),
Subsignal("tx_n", Pins("L3 M1"))
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),
("pcie_x4", 0,
Subsignal("rst_n", Pins("G25"), IOStandard("LVCMOS25")),
Subsignal("clk_p", Pins("U8")),
Subsignal("clk_n", Pins("U7")),
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Subsignal("rx_p", Pins("M6 P6 R4 T6")),
Subsignal("rx_n", Pins("M5 P5 R3 T5")),
Subsignal("tx_p", Pins("L4 M2 N4 P2")),
Subsignal("tx_n", Pins("L3 M1 N3 P1"))
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),
("pcie_x8", 0,
Subsignal("rst_n", Pins("G25"), IOStandard("LVCMOS25")),
Subsignal("clk_p", Pins("U8")),
Subsignal("clk_n", Pins("U7")),
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Subsignal("rx_p", Pins("M6 P6 R4 T6 V6 W4 Y6 AA4")),
Subsignal("rx_n", Pins("M5 P5 R3 T5 V5 W3 Y5 AA3")),
Subsignal("tx_p", Pins("L4 M2 N4 P2 T2 U4 V2 Y2")),
Subsignal("tx_n", Pins("L3 M1 N3 P1 T1 U3 V1 Y1"))
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),
# SGMII Clk
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("sgmii_clock", 0,
Subsignal("p", Pins("G8")),
Subsignal("n", Pins("G7"))
),
# SMA
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("user_sma_mgt_refclk", 0,
Subsignal("p", Pins("J8")),
Subsignal("n", Pins("J7"))
),
("user_sma_mgt_tx", 0,
Subsignal("p", Pins("K2")),
Subsignal("n", Pins("K1"))
),
("user_sma_mgt_rx", 0,
Subsignal("p", Pins("K6")),
Subsignal("n", Pins("K5"))
),
# SFP
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("sfp", 0, # inverted prior to HW rev 1.1
Subsignal("txp", Pins("H2")),
Subsignal("txn", Pins("H1")),
Subsignal("rxp", Pins("G4")),
Subsignal("rxn", Pins("G3")),
),
("sfp_tx", 0, # inverted prior to HW rev 1.1
Subsignal("p", Pins("H2")),
Subsignal("n", Pins("H1"))
),
("sfp_rx", 0, # inverted prior to HW rev 1.1
Subsignal("p", Pins("G4")),
Subsignal("n", Pins("G3"))
),
("sfp_tx_disable_n", 0, Pins("Y20"), IOStandard("LVCMOS25")),
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("sfp_rx_los", 0, Pins("P19"), IOStandard("LVCMOS25")),
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# SI5324
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("si5324", 0,
Subsignal("rst_n", Pins("AE20"), IOStandard("LVCMOS25")),
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Subsignal("int", Pins("AG24"), IOStandard("LVCMOS25"))
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),
("si5324_clkin", 0,
Subsignal("p", Pins("W27"), IOStandard("LVDS_25")),
Subsignal("n", Pins("W28"), IOStandard("LVDS_25"))
),
("si5324_clkout", 0,
Subsignal("p", Pins("L8")),
Subsignal("n", Pins("L7"))
),
# Others
("vadj_on_b", 0, Pins("J27"), IOStandard("LVCMOS25")),
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]
# Connectors ---------------------------------------------------------------------------------------
_connectors = [
("HPC", {
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"DP1_M2C_P" : "D6",
"DP1_M2C_N" : "D5",
"DP2_M2C_P" : "B6",
"DP2_M2C_N" : "B5",
"DP3_M2C_P" : "A8",
"DP3_M2C_N" : "A7",
"DP1_C2M_P" : "C4",
"DP1_C2M_N" : "C3",
"DP2_C2M_P" : "B2",
"DP2_C2M_N" : "B1",
"DP3_C2M_P" : "A4",
"DP3_C2M_N" : "A3",
"DP0_C2M_P" : "D2",
"DP0_C2M_N" : "D1",
"DP0_M2C_P" : "E4",
"DP0_M2C_N" : "E3",
"LA06_P" : "H30",
"LA06_N" : "G30",
"LA10_P" : "D29",
"LA10_N" : "C30",
"LA14_P" : "B28",
"LA14_N" : "A28",
"LA18_CC_P" : "F21",
"LA18_CC_N" : "E21",
"LA27_P" : "C19",
"LA27_N" : "B19",
"HA01_CC_P" : "H14",
"HA01_CC_N" : "G14",
"HA05_P" : "F15",
"HA05_N" : "E16",
"HA09_P" : "F12",
"HA09_N" : "E13",
"HA13_P" : "L16",
"HA13_N" : "K16",
"HA16_P" : "L15",
"HA16_N" : "K15",
"HA20_P" : "K13",
"HA20_N" : "J13",
"CLK1_M2C_P" : "D17",
"CLK1_M2C_N" : "D18",
"LA00_CC_P" : "C25",
"LA00_CC_N" : "B25",
"LA03_P" : "H26",
"LA03_N" : "H27",
"LA08_P" : "E29",
"LA08_N" : "E30",
"LA12_P" : "C29",
"LA12_N" : "B29",
"LA16_P" : "B27",
"LA16_N" : "A27",
"LA20_P" : "E19",
"LA20_N" : "D19",
"LA22_P" : "C20",
"LA22_N" : "B20",
"LA25_P" : "G17",
"LA25_N" : "F17",
"LA29_P" : "C17",
"LA29_N" : "B17",
"LA31_P" : "G22",
"LA31_N" : "F22",
"LA33_P" : "H21",
"LA33_N" : "H22",
"HA03_P" : "C12",
"HA03_N" : "B12",
"HA07_P" : "B14",
"HA07_N" : "A15",
"HA11_P" : "B13",
"HA11_N" : "A13",
"HA14_P" : "J16",
"HA14_N" : "H16",
"HA18_P" : "K14",
"HA18_N" : "J14",
"HA22_P" : "L11",
"HA22_N" : "K11",
"GBTCLK1_M2C_P" : "E8",
"GBTCLK1_M2C_N" : "E7",
"GBTCLK0_M2C_P" : "C8",
"GBTCLK0_M2C_N" : "C7",
"LA01_CC_P" : "D26",
"LA01_CC_N" : "C26",
"LA05_P" : "G29",
"LA05_N" : "F30",
"LA09_P" : "B30",
"LA09_N" : "A30",
"LA13_P" : "A25",
"LA13_N" : "A26",
"LA17_CC_P" : "F20",
"LA17_CC_N" : "E20",
"LA23_P" : "B22",
"LA23_N" : "A22",
"LA26_P" : "B18",
"LA26_N" : "A18",
"PG_M2C" : "J29",
"HA00_CC_P" : "D12",
"HA00_CC_N" : "D13",
"HA04_P" : "F11",
"HA04_N" : "E11",
"HA08_P" : "E14",
"HA08_N" : "E15",
"HA12_P" : "C15",
"HA12_N" : "B15",
"HA15_P" : "H15",
"HA15_N" : "G15",
"HA19_P" : "H11",
"HA19_N" : "H12",
"PRSNT_M2C_B" : "M20",
"CLK0_M2C_P" : "D27",
"CLK0_M2C_N" : "C27",
"LA02_P" : "H24",
"LA02_N" : "H25",
"LA04_P" : "G28",
"LA04_N" : "F28",
"LA07_P" : "E28",
"LA07_N" : "D28",
"LA11_P" : "G27",
"LA11_N" : "F27",
"LA15_P" : "C24",
"LA15_N" : "B24",
"LA19_P" : "G18",
"LA19_N" : "F18",
"LA21_P" : "A20",
"LA21_N" : "A21",
"LA24_P" : "A16",
"LA24_N" : "A17",
"LA28_P" : "D16",
"LA28_N" : "C16",
"LA30_P" : "D22",
"LA30_N" : "C22",
"LA32_P" : "D21",
"LA32_N" : "C21",
"HA02_P" : "D11",
"HA02_N" : "C11",
"HA06_P" : "D14",
"HA06_N" : "C14",
"HA10_P" : "A11",
"HA10_N" : "A12",
"HA17_CC_P" : "G13",
"HA17_CC_N" : "F13",
"HA21_P" : "J11",
"HA21_N" : "J12",
"HA23_P" : "L12",
"HA23_N" : "L13",
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}
),
("LPC", {
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"GBTCLK0_M2C_P" : "N8",
"GBTCLK0_M2C_N" : "N7",
"DP0_C2M_P" : "F2",
"DP0_C2M_N" : "F1",
"DP0_M2C_P" : "F6",
"DP0_M2C_N" : "F5",
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"LA01_CC_P" : "AE23",
"LA01_CC_N" : "AF23",
"LA05_P" : "AG22",
"LA05_N" : "AH22",
"LA09_P" : "AK23",
"LA09_N" : "AK24",
"LA13_P" : "AB24",
"LA13_N" : "AC25",
"LA17_CC_P" : "AB27",
"LA17_CC_N" : "AC27",
"LA23_P" : "AH26",
"LA23_N" : "AH27",
"LA26_P" : "AK29",
"LA26_N" : "AK30",
"CLK0_M2C_P" : "AF22",
"CLK0_M2C_N" : "AG23",
"LA02_P" : "AF20",
"LA02_N" : "AF21",
"LA04_P" : "AH21",
"LA04_N" : "AJ21",
"LA07_P" : "AG25",
"LA07_N" : "AH25",
"LA11_P" : "AE25",
"LA11_N" : "AF25",
"LA15_P" : "AC24",
"LA15_N" : "AD24",
"LA19_P" : "AJ26",
"LA19_N" : "AK26",
"LA21_P" : "AG27",
"LA21_N" : "AG28",
"LA24_P" : "AG30",
"LA24_N" : "AH30",
"LA28_P" : "AE30",
"LA28_N" : "AF30",
"LA30_P" : "AB29",
"LA30_N" : "AB30",
"LA32_P" : "Y30",
"LA32_N" : "AA30",
"LA06_P" : "AK20",
"LA06_N" : "AK21",
"LA10_P" : "AJ24",
"LA10_N" : "AK25",
"LA14_P" : "AD21",
"LA14_N" : "AE21",
"LA18_CC_P" : "AD27",
"LA18_CC_N" : "AD28",
"LA27_P" : "AJ28",
"LA27_N" : "AJ29",
"CLK1_M2C_P" : "AG29",
"CLK1_M2C_N" : "AH29",
"LA00_CC_P" : "AD23",
"LA00_CC_N" : "AE24",
"LA03_P" : "AG20",
"LA03_N" : "AH20",
"LA08_P" : "AJ22",
"LA08_N" : "AJ23",
"LA12_P" : "AA20",
"LA12_N" : "AB20",
"LA16_P" : "AC22",
"LA16_N" : "AD22",
"LA20_P" : "AF26",
"LA20_N" : "AF27",
"LA22_P" : "AJ27",
"LA22_N" : "AK28",
"LA25_P" : "AC26",
"LA25_N" : "AD26",
"LA29_P" : "AE28",
"LA29_N" : "AF28",
"LA31_P" : "AD29",
"LA31_N" : "AE29",
"LA33_P" : "AC29",
"LA33_N" : "AC30",
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}
),
("XADC", {
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"GPIO0" : "AB25",
"GPIO1" : "AA25",
"GPIO2" : "AB28",
"GPIO3" : "AA27",
"VAUX0_N" : "J24",
"VAUX0_P" : "J23",
"VAUX8_N" : "L23",
"VAUX8_P" : "L22",
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}
),
]
# Platform -----------------------------------------------------------------------------------------
class Platform(XilinxPlatform):
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default_clk_name = "clk156"
default_clk_period = 1e9/156.5e6
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def __init__(self):
XilinxPlatform.__init__(self, "xc7k325t-ffg900-2", _io, _connectors, toolchain="vivado")
self.add_platform_command("""
set_property CFGBVS VCCO [current_design]
set_property CONFIG_VOLTAGE 2.5 [current_design]
""")
self.toolchain.bitstream_commands = ["set_property BITSTREAM.CONFIG.SPI_BUSWIDTH 4 [current_design]"]
self.toolchain.additional_commands = ["write_cfgmem -force -format bin -interface spix4 -size 16 -loadbit \"up 0x0 {build_name}.bit\" -file {build_name}.bin"]
def create_programmer(self):
return OpenOCD("openocd_xc7_ft2232.cfg", "bscan_spi_xc7a325t.bit")
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def do_finalize(self, fragment):
XilinxPlatform.do_finalize(self, fragment)
self.add_period_constraint(self.lookup_request("clk200", loose=True), 1e9/200e6)
self.add_period_constraint(self.lookup_request("eth_clocks:rx", loose=True), 1e9/125e6)
self.add_period_constraint(self.lookup_request("eth_clocks:tx", loose=True), 1e9/125e6)
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self.add_platform_command("set_property DCI_CASCADE {{32 34}} [get_iobanks 33]")