diff --git a/litex_boards/platforms/mercury_xu5.py b/litex_boards/platforms/mercury_xu5.py
index d32647f..e738572 100644
--- a/litex_boards/platforms/mercury_xu5.py
+++ b/litex_boards/platforms/mercury_xu5.py
@@ -4,119 +4,119 @@ from litex.build.xilinx import XilinxPlatform, VivadoProgrammer
# IOs ----------------------------------------------------------------------------------------------
_io = [
- ('clk100', 0,
- Subsignal('n', Pins('AD4'), IOStandard('DIFF_SSTL12_DCI')),
- Subsignal('p', Pins('AD5'), IOStandard('DIFF_SSTL12_DCI')),
+ ("clk100", 0,
+ Subsignal("n", Pins("AD4"), IOStandard("DIFF_SSTL12_DCI")),
+ Subsignal("p", Pins("AD5"), IOStandard("DIFF_SSTL12_DCI")),
),
- ('clk100_gtr', 0,
- Subsignal('p', Pins('C21'), IOStandard('DIFF_SSTL12')),
- Subsignal('n', Pins('C22'), IOStandard('DIFF_SSTL12')),
+ ("clk100_gtr", 0,
+ Subsignal("p", Pins("C21"), IOStandard("DIFF_SSTL12")),
+ Subsignal("n", Pins("C22"), IOStandard("DIFF_SSTL12")),
),
- ('clk27_gtr', 0,
- Subsignal('p', Pins('A21'), IOStandard('DIFF_SSTL12')),
- Subsignal('n', Pins('A22'), IOStandard('DIFF_SSTL12')),
+ ("clk27_gtr", 0,
+ Subsignal("p", Pins("A21"), IOStandard("DIFF_SSTL12")),
+ Subsignal("n", Pins("A22"), IOStandard("DIFF_SSTL12")),
),
- ('clk33', 0, Pins('AD4'), IOStandard('SSTL12')),
+ ("clk33", 0, Pins("AD4"), IOStandard("SSTL12")),
- ('cpu_reset', 0, Pins('N19'), IOStandard('LVCMOS33')),
+ ("cpu_reset", 0, Pins("N19"), IOStandard("LVCMOS33")),
- ('user_led', 0, Pins('H2'), IOStandard('LVCMOS18')),
- ('user_led', 1, Pins('P9'), IOStandard('LVCMOS18')),
- ('user_led', 2, Pins('K5'), IOStandard('LVCMOS18')),
+ ("user_led", 0, Pins("H2"), IOStandard("LVCMOS18")),
+ ("user_led", 1, Pins("P9"), IOStandard("LVCMOS18")),
+ ("user_led", 2, Pins("K5"), IOStandard("LVCMOS18")),
- ('serial', 0,
- Subsignal('rx', Pins('AA10')), # Module connector A: A60 (Meccury PE1: "IO B" connector 32)
- Subsignal('tx', Pins('AA11')), # Module connector A: A58 (Meccury PE1: "IO B" connector 31)
- IOStandard('LVCMOS33'),
+ ("serial", 0,
+ Subsignal("rx", Pins("AA10")), # Module connector A: A60 (Meccury PE1: "IO B" connector 32)
+ Subsignal("tx", Pins("AA11")), # Module connector A: A58 (Meccury PE1: "IO B" connector 31)
+ IOStandard("LVCMOS33"),
),
- ('ddram', 0, # TODO: remove Misc with default settings
- Subsignal('a', Pins(
- 'AC4 AC3 AB4 AB3 AB2 AC2 AB1 AC1',
- 'AB5 AG4 AH4 AG3 AH3 AE3'), IOStandard('SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ ("ddram", 0, # TODO: remove Misc with default settings
+ Subsignal("a", Pins(
+ "AC4 AC3 AB4 AB3 AB2 AC2 AB1 AC1",
+ "AB5 AG4 AH4 AG3 AH3 AE3"), IOStandard("SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('we_n', Pins('AF3'), IOStandard('SSTL12_DCI'), # A14
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("we_n", Pins("AF3"), IOStandard("SSTL12_DCI"), # A14
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('cas_n', Pins('AE2'), IOStandard('SSTL12_DCI'), # A15
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("cas_n", Pins("AE2"), IOStandard("SSTL12_DCI"), # A15
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('ras_n', Pins('AF2'), IOStandard('SSTL12_DCI'), # A16
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("ras_n", Pins("AF2"), IOStandard("SSTL12_DCI"), # A16
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('ba', Pins('AH1 AF1'), IOStandard('SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("ba", Pins("AH1 AF1"), IOStandard("SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- # Subsignal('bg', Pins('AG1 AD9'), IOStandard('SSTL12_DCI'),
- Subsignal('bg', Pins('AG1'), IOStandard('SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ # Subsignal("bg", Pins("AG1 AD9"), IOStandard("SSTL12_DCI"),
+ Subsignal("bg", Pins("AG1"), IOStandard("SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('cs_n', Pins('AH9'), IOStandard('SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=SDR'),
+ Subsignal("cs_n", Pins("AH9"), IOStandard("SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=SDR"),
),
- Subsignal('act_n', Pins('AH2'), IOStandard('SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("act_n", Pins("AH2"), IOStandard("SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('dm', Pins('AC9 AG9'), IOStandard('POD12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- # Misc('EQUALIZATION=EQ_LEVEL2'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("dm", Pins("AC9 AG9"), IOStandard("POD12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ # Misc("EQUALIZATION=EQ_LEVEL2"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('dq', Pins(
- 'AB6 AC6 AE9 AE8 AB8 AC8 AB7 AC7',
- 'AE5 AF5 AF8 AG8 AH8 AH7 AF7 AF6'), IOStandard('POD12_DCI'),
- Misc('PRE_EMPHASIS=RDRV_240'),
- Misc('EQUALIZATION=EQ_LEVEL2'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
- Misc('ODT=RTT_40'),
+ Subsignal("dq", Pins(
+ "AB6 AC6 AE9 AE8 AB8 AC8 AB7 AC7",
+ "AE5 AF5 AF8 AG8 AH8 AH7 AF7 AF6"), IOStandard("POD12_DCI"),
+ Misc("PRE_EMPHASIS=RDRV_240"),
+ Misc("EQUALIZATION=EQ_LEVEL2"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
+ Misc("ODT=RTT_40"),
),
- Subsignal('dqs_p', Pins('AD7 AG6'), IOStandard('DIFF_POD12_DCI'),
- Misc('PRE_EMPHASIS=RDRV_240'),
- Misc('EQUALIZATION=EQ_LEVEL2'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
- Misc('ODT=RTT_40'),
+ Subsignal("dqs_p", Pins("AD7 AG6"), IOStandard("DIFF_POD12_DCI"),
+ Misc("PRE_EMPHASIS=RDRV_240"),
+ Misc("EQUALIZATION=EQ_LEVEL2"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
+ Misc("ODT=RTT_40"),
),
- Subsignal('dqs_n', Pins('AE7 AG5'), IOStandard('DIFF_POD12_DCI'),
- Misc('PRE_EMPHASIS=RDRV_240'),
- Misc('EQUALIZATION=EQ_LEVEL2'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
- Misc('ODT=RTT_40'),
+ Subsignal("dqs_n", Pins("AE7 AG5"), IOStandard("DIFF_POD12_DCI"),
+ Misc("PRE_EMPHASIS=RDRV_240"),
+ Misc("EQUALIZATION=EQ_LEVEL2"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
+ Misc("ODT=RTT_40"),
),
- Subsignal('clk_p', Pins('AD2'), IOStandard('DIFF_SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("clk_p", Pins("AD2"), IOStandard("DIFF_SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('clk_n', Pins('AD1'), IOStandard('DIFF_SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("clk_n", Pins("AD1"), IOStandard("DIFF_SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('cke', Pins('AH6'), IOStandard('SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("cke", Pins("AH6"), IOStandard("SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('odt', Pins('AE4'), IOStandard('SSTL12_DCI'),
- Misc('OUTPUT_IMPEDANCE=RDRV_40_40'),
- Misc('DATA_RATE=DDR'),
+ Subsignal("odt", Pins("AE4"), IOStandard("SSTL12_DCI"),
+ Misc("OUTPUT_IMPEDANCE=RDRV_40_40"),
+ Misc("DATA_RATE=DDR"),
),
- Subsignal('reset_n', Pins('G4'), IOStandard('LVCMOS18'),
- Misc('DRIVE=8'),
+ Subsignal("reset_n", Pins("G4"), IOStandard("LVCMOS18"),
+ Misc("DRIVE=8"),
),
- Misc('SLEW=FAST'),
+ Misc("SLEW=FAST"),
),
]
@@ -127,17 +127,17 @@ _connectors = []
# Platform -----------------------------------------------------------------------------------------
class Platform(XilinxPlatform):
- default_clk_name = 'clk100'
+ default_clk_name = "clk100"
default_clk_period = 1e9/100e6
def __init__(self):
- XilinxPlatform.__init__(self, 'xczu2eg-sfvc784-1-i', _io, _connectors, toolchain='vivado')
+ XilinxPlatform.__init__(self, "xczu2eg-sfvc784-1-i", _io, _connectors, toolchain="vivado")
def create_programmer(self):
return VivadoProgrammer()
def do_finalize(self, fragment):
XilinxPlatform.do_finalize(self, fragment)
- self.add_platform_command('set_property BITSTREAM.CONFIG.OVERTEMPSHUTDOWN ENABLE [current_design]')
- self.add_platform_command('set_property BITSTREAM.CONFIG.UNUSEDPIN PULLNONE [current_design]')
- self.add_platform_command('set_property INTERNAL_VREF 0.600 [get_iobanks 64]')
+ self.add_platform_command("set_property BITSTREAM.CONFIG.OVERTEMPSHUTDOWN ENABLE [current_design]")
+ self.add_platform_command("set_property BITSTREAM.CONFIG.UNUSEDPIN PULLNONE [current_design]")
+ self.add_platform_command("set_property INTERNAL_VREF 0.600 [get_iobanks 64]")