def __init__(self,
sys_clk_freq=int(100e6),
with_led_chaser=True,
with_pcie=False,
**kwargs):
platform = tagus.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Tagus",
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s7ddrphy.A7DDRPHY(
platform.request("ddram"),
memtype="DDR3",
nphases=4,
sys_clk_freq=sys_clk_freq,
iodelay_clk_freq=200e6)
self.add_sdram("sdram",
phy=self.ddrphy,
module=MT41J128M16(sys_clk_freq, "1:4"),
size=0x40000000,
l2_cache_size=kwargs.get("l2_size", 8192))
# PCIe -------------------------------------------------------------------------------------
if with_pcie:
self.submodules.pcie_phy = S7PCIEPHY(platform,
platform.request("pcie_x1"),
data_width=64,
bar0_size=0x20000)
self.add_pcie(phy=self.pcie_phy, ndmas=1)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, sys_clk_freq=int(100e6), with_ethernet=False, **kwargs):
platform = mimas_a7.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Mimas A7",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s7ddrphy.A7DDRPHY(
platform.request("ddram"),
memtype="DDR3",
nphases=4,
sys_clk_freq=sys_clk_freq)
self.add_csr("ddrphy")
self.add_sdram("sdram",
phy=self.ddrphy,
module=MT41J128M16(sys_clk_freq, "1:4"),
origin=self.mem_map["main_ram"],
size=kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size=kwargs.get("l2_size", 8192),
l2_cache_min_data_width=kwargs.get(
"min_l2_data_width", 128),
l2_cache_reverse=True)
# Ethernet ---------------------------------------------------------------------------------
if with_ethernet:
self.submodules.ethphy = LiteEthPHYRGMII(
clock_pads=self.platform.request("eth_clocks"),
pads=self.platform.request("eth"))
self.add_csr("ethphy")
self.add_ethernet(phy=self.ethphy)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
self.add_csr("leds")
def __init__(self, sys_clk_freq=int(125e6), with_ethernet=False, **kwargs):
platform = kc705.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on KC705",
ident_version = True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s7ddrphy.K7DDRPHY(platform.request("ddram"),
memtype = "DDR3",
nphases = 4,
sys_clk_freq = sys_clk_freq,
cmd_latency = 1)
self.add_csr("ddrphy")
self.add_sdram("sdram",
phy = self.ddrphy,
module = MT8JTF12864(sys_clk_freq, "1:4"),
origin = self.mem_map["main_ram"],
size = kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size = kwargs.get("l2_size", 8192),
l2_cache_min_data_width = kwargs.get("min_l2_data_width", 128),
l2_cache_reverse = True
)
# Ethernet ---------------------------------------------------------------------------------
if with_ethernet:
self.submodules.ethphy = LiteEthPHY(
clock_pads = self.platform.request("eth_clocks"),
pads = self.platform.request("eth"),
clk_freq = self.clk_freq)
self.add_csr("ethphy")
self.add_ethernet(phy=self.ethphy)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = Cat(*[platform.request("user_led", i) for i in range(8)]),
sys_clk_freq = sys_clk_freq)
self.add_csr("leds")
def __init__(self, sys_clk_freq=int(50e6), with_mister_sdram=True, with_mister_vga=False, sdram_rate="1:1", **kwargs):
platform = de10nano.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on DE10-Nano",
ident_version = True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq, with_sdram=with_mister_sdram, sdram_rate=sdram_rate)
# SDR SDRAM --------------------------------------------------------------------------------
if with_mister_sdram and not self.integrated_main_ram_size:
sdrphy_cls = HalfRateGENSDRPHY if sdram_rate == "1:2" else GENSDRPHY
self.submodules.sdrphy = sdrphy_cls(platform.request("sdram"))
self.add_sdram("sdram",
phy = self.sdrphy,
module = AS4C32M16(sys_clk_freq, sdram_rate),
origin = self.mem_map["main_ram"],
size = kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size = kwargs.get("l2_size", 8192),
l2_cache_min_data_width = kwargs.get("min_l2_data_width", 128),
l2_cache_reverse = True
)
# VGA terminal -----------------------------------------------------------------------------
if with_mister_vga:
self.submodules.terminal = terminal = Terminal()
self.bus.add_slave("terminal", self.terminal.bus, region=SoCRegion(origin=0x30000000, size=0x10000))
vga_pads = platform.request("vga")
self.comb += [
vga_pads.vsync.eq(terminal.vsync),
vga_pads.hsync.eq(terminal.hsync),
vga_pads.red.eq(terminal.red[2:8]),
vga_pads.green.eq(terminal.green[2:8]),
vga_pads.blue.eq(terminal.blue[2:8])
]
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
self.add_csr("leds")
def __init__(self, bios_flash_offset, sys_clk_freq=int(50e6), **kwargs):
platform = beaglewire.Platform()
# Disable Integrated ROM since too large for iCE40.
kwargs["integrated_rom_size"] = 0
kwargs["integrated_sram_size"] = 2 * kB
# Set CPU reset address
kwargs[
"cpu_reset_address"] = self.mem_map["spiflash"] + bios_flash_offset
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Beaglewire",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# SDR SDRAM --------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.sdrphy = GENSDRPHY(platform.request("sdram"),
sys_clk_freq)
self.add_sdram("sdram",
phy=self.sdrphy,
module=MT48LC32M8(sys_clk_freq, "1:1"),
l2_cache_size=kwargs.get("l2_size", 1024))
# SPI Flash --------------------------------------------------------------------------------
self.add_spi_flash(mode="1x", dummy_cycles=8)
# Add ROM linker region --------------------------------------------------------------------
self.bus.add_region(
"rom",
SoCRegion(origin=self.mem_map["spiflash"] + bios_flash_offset,
size=32 * kB,
linker=True))
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, sys_clk_freq=int(50e6), with_ethernet=False, **kwargs):
platform = c10lprefkit.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on C10 LP RefKit",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# HyperRam ---------------------------------------------------------------------------------
self.submodules.hyperram = HyperRAM(platform.request("hyperram"))
self.add_wb_slave(self.mem_map["hyperram"], self.hyperram.bus)
self.add_memory_region("hyperram", self.mem_map["hyperram"],
8 * 1024 * 1024)
# SDR SDRAM --------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.sdrphy = GENSDRPHY(platform.request("sdram"),
sys_clk_freq)
self.add_sdram("sdram",
phy=self.sdrphy,
module=MT48LC16M16(sys_clk_freq, "1:1"),
origin=self.mem_map["main_ram"],
size=kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size=kwargs.get("l2_size", 8192),
l2_cache_min_data_width=kwargs.get(
"min_l2_data_width", 128),
l2_cache_reverse=True)
# Ethernet ---------------------------------------------------------------------------------
if with_ethernet:
self.submodules.ethphy = LiteEthPHYMII(
clock_pads=self.platform.request("eth_clocks"),
pads=self.platform.request("eth"))
self.add_ethernet(phy=self.ethphy)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, **kwargs):
sys_clk_freq = (83 + Fraction(1, 3)) * 1000 * 1000
platform = pipistrello.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Pipistrello",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
self.platform.add_period_constraint(self.crg.cd_sys.clk,
1e9 / sys_clk_freq)
# LPDDR SDRAM ------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s6ddrphy.S6HalfRateDDRPHY(
platform.request("ddram"),
memtype="LPDDR",
rd_bitslip=1,
wr_bitslip=3,
dqs_ddr_alignment="C1")
self.comb += [
self.ddrphy.clk4x_wr_strb.eq(self.crg.clk4x_wr_strb),
self.ddrphy.clk4x_rd_strb.eq(self.crg.clk4x_rd_strb),
]
self.add_csr("ddrphy")
self.add_sdram("sdram",
phy=self.ddrphy,
module=MT46H32M16(sys_clk_freq, "1:2"),
origin=self.mem_map["main_ram"],
size=kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size=kwargs.get("l2_size", 8192),
l2_cache_min_data_width=kwargs.get(
"min_l2_data_width", 128),
l2_cache_reverse=True)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
self.add_csr("leds")
def __init__(self,
variant="s7-50",
sys_clk_freq=int(100e6),
with_spi_flash=False,
with_led_chaser=True,
**kwargs):
platform = arty_s7.Platform(variant=variant)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Arty S7",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s7ddrphy.A7DDRPHY(
platform.request("ddram"),
memtype="DDR3",
nphases=4,
sys_clk_freq=sys_clk_freq)
self.add_sdram("sdram",
phy=self.ddrphy,
module=MT41K128M16(sys_clk_freq, "1:4"),
l2_cache_size=kwargs.get("l2_size", 8192))
# SPI Flash --------------------------------------------------------------------------------
if with_spi_flash:
from litespi.modules import S25FL128S
from litespi.opcodes import SpiNorFlashOpCodes as Codes
self.add_spi_flash(mode="4x",
module=S25FL128S(Codes.READ_1_1_4),
with_master=True)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, bios_flash_offset, sys_clk_freq=int(24e6), with_video_terminal=False, **kwargs):
platform = icebreaker.Platform()
platform.add_extension(icebreaker.break_off_pmod)
# Disable Integrated ROM/SRAM since too large for iCE40 and UP5K has specific SPRAM.
kwargs["integrated_sram_size"] = 0
kwargs["integrated_rom_size"] = 0
# Set CPU variant / reset address
kwargs["cpu_reset_address"] = self.mem_map["spiflash"] + bios_flash_offset
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on iCEBreaker",
ident_version = True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# 128KB SPRAM (used as SRAM) ---------------------------------------------------------------
self.submodules.spram = Up5kSPRAM(size=64*kB)
self.bus.add_slave("sram", self.spram.bus, SoCRegion(size=64*kB))
# SPI Flash --------------------------------------------------------------------------------
self.add_spi_flash(mode="1x", dummy_cycles=8)
# Add ROM linker region --------------------------------------------------------------------
self.bus.add_region("rom", SoCRegion(
origin = self.mem_map["spiflash"] + bios_flash_offset,
size = 32*kB,
linker = True)
)
# Video ------------------------------------------------------------------------------------
if with_video_terminal:
platform.add_extension(icebreaker.dvi_pmod)
self.submodules.videophy = VideoDVIPHY(platform.request("dvi"), clock_domain="sys")
self.add_video_terminal(phy=self.videophy, timings="640x480@75Hz", clock_domain="sys")
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
def __init__(self,
variant="au",
sys_clk_freq=int(83333333),
with_spi_flash=False,
with_led_chaser=True,
**kwargs):
platform = alchitry_au.Platform(variant=variant)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Alchitry Au(+)",
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s7ddrphy.A7DDRPHY(
platform.request("ddram"),
memtype="DDR3",
nphases=4,
sys_clk_freq=sys_clk_freq,
iodelay_clk_freq=200e6)
self.add_sdram("sdram",
phy=self.ddrphy,
module=AS4C128M16(sys_clk_freq, "1:4"),
l2_cache_size=kwargs.get("l2_size", 8192))
# SPI Flash --------------------------------------------------------------------------------
if with_spi_flash:
from litespi.modules import SST26VF032B
from litespi.opcodes import SpiNorFlashOpCodes as Codes
self.add_spi_flash(mode="4x",
module=SST26VF032B(Codes.READ_1_1_1),
with_master=True)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, variant="a7-35", sys_clk_freq=int(100e6), with_pcie=False,
with_ethernet=False, with_led_chaser=True, **kwargs):
platform = netv2.Platform(variant=variant)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on NeTV2",
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s7ddrphy.A7DDRPHY(platform.request("ddram"),
memtype = "DDR3",
nphases = 4,
sys_clk_freq = sys_clk_freq)
self.add_sdram("sdram",
phy = self.ddrphy,
module = K4B2G1646F(sys_clk_freq, "1:4"),
l2_cache_size = kwargs.get("l2_size", 8192)
)
# Ethernet ---------------------------------------------------------------------------------
if with_ethernet:
self.submodules.ethphy = LiteEthPHYRMII(
clock_pads = self.platform.request("eth_clocks"),
pads = self.platform.request("eth"))
self.add_ethernet(phy=self.ethphy)
# PCIe -------------------------------------------------------------------------------------
if with_pcie:
self.submodules.pcie_phy = S7PCIEPHY(platform, platform.request("pcie_x4"),
data_width = 128,
bar0_size = 0x20000)
self.add_pcie(phy=self.pcie_phy, ndmas=1)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
def __init__(self,
sys_clk_freq=int(50e6),
with_mister_sdram=True,
with_mister_video_terminal=False,
sdram_rate="1:1",
**kwargs):
platform = de10nano.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on DE10-Nano",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform,
sys_clk_freq,
with_sdram=with_mister_sdram,
sdram_rate=sdram_rate)
# SDR SDRAM --------------------------------------------------------------------------------
if with_mister_sdram and not self.integrated_main_ram_size:
sdrphy_cls = HalfRateGENSDRPHY if sdram_rate == "1:2" else GENSDRPHY
self.submodules.sdrphy = sdrphy_cls(platform.request("sdram"),
sys_clk_freq)
self.add_sdram("sdram",
phy=self.sdrphy,
module=AS4C32M16(sys_clk_freq, sdram_rate),
l2_cache_size=kwargs.get("l2_size", 8192))
# Video Terminal ---------------------------------------------------------------------------
if with_mister_video_terminal:
self.submodules.videophy = VideoVGAPHY(platform.request("vga"),
clock_domain="vga")
self.add_video_terminal(phy=self.videophy,
timings="800x600@60Hz",
clock_domain="vga")
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, sys_clk_freq=int(100e6), with_led_chaser=True, **kwargs):
platform = ax7010.Platform()
#if kwargs["uart_name"] == "serial": kwargs["uart_name"] = "usb_uart" # Use USB-UART Pmod on JB.
kwargs["uart_name"] = "serial"
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on Alinx AX7010",
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
def __init__(self, sys_clk_freq=int(48e6), with_led_chaser=True, **kwargs):
platform = tang_nano.Platform()
# SoCMini ----------------------------------------------------------------------------------
SoCMini.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on Tang Nano",
ident_version = True)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# UARTBone ---------------------------------------------------------------------------------
self.add_uartbone(baudrate=int(1e6)) # CH552 firmware does not support traditional baudrates.
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
def __init__(self, sys_clk_freq=int(50e6), with_vga=False, **kwargs):
platform = mist.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on MIST",
ident_version = True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# SDR SDRAM --------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.sdrphy = GENSDRPHY(platform.request("sdram"))
self.add_sdram("sdram",
phy = self.sdrphy,
module = MT48LC16M16(sys_clk_freq, "1:1"),
origin = self.mem_map["main_ram"],
size = kwargs.get("max_sdram_size", 0x2000000),
l2_cache_size = kwargs.get("l2_size", 8192),
l2_cache_min_data_width = kwargs.get("min_l2_data_width", 128),
l2_cache_reverse = True
)
# VGA Terminal -----------------------------------------------------------------------------
if with_vga:
self.submodules.terminal = terminal = Terminal()
self.bus.add_slave("terminal", self.terminal.bus, region=SoCRegion(origin=0x30000000, size=0x10000))
vga_pads = platform.request("vga")
self.comb += [
vga_pads.vsync.eq(terminal.vsync),
vga_pads.hsync.eq(terminal.hsync),
vga_pads.r.eq(terminal.red[2:8]),
vga_pads.g.eq(terminal.green[2:8]),
vga_pads.b.eq(terminal.blue[2:8])
]
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
self.add_csr("leds")
def __init__(self,
revision,
sys_clk_freq=int(50e6),
with_ethernet=False,
with_etherbone=False,
eth_ip="192.168.1.50",
with_led_chaser=True,
**kwargs):
platform = pano_logic_g2.Platform(revision=revision)
if with_etherbone:
sys_clk_freq = int(125e6)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Pano Logic G2",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform,
sys_clk_freq,
with_ethernet=with_ethernet
or with_etherbone)
# Ethernet / Etherbone ---------------------------------------------------------------------
if with_ethernet or with_etherbone:
self.submodules.ethphy = LiteEthPHY(
clock_pads=self.platform.request("eth_clocks"),
pads=self.platform.request("eth"),
clk_freq=sys_clk_freq,
with_hw_init_reset=False)
if with_ethernet:
self.add_ethernet(phy=self.ethphy)
if with_etherbone:
self.add_etherbone(phy=self.ethphy, ip_address=eth_ip)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self,
sys_clk_freq=int(75e6),
hyperram="none",
toolchain="radiant",
with_led_chaser=True,
**kwargs):
platform = crosslink_nx_vip.Platform(toolchain=toolchain)
platform.add_platform_command(
"ldc_set_sysconfig {{MASTER_SPI_PORT=SERIAL}}")
# Disable Integrated SRAM since we want to instantiate LRAM specifically for it
kwargs["integrated_sram_size"] = 0
# SoCCore -----------------------------------------_----------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Crosslink-NX VIP Input Board",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
if hyperram == "none":
# 128KB LRAM (used as SRAM) ------------------------------------------------------------
size = 128 * kB
self.submodules.spram = NXLRAM(32, size)
self.register_mem("sram", self.mem_map["sram"], self.spram.bus,
size)
else:
# Use HyperRAM generic PHY as SRAM -----------------------------------------------------
size = 8 * 1024 * kB
hr_pads = platform.request("hyperram", int(hyperram))
self.submodules.hyperram = HyperRAM(hr_pads)
self.register_mem("sram", self.mem_map["sram"], self.hyperram.bus,
size)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads=Cat(*[platform.request("user_led", i) for i in range(4)]),
sys_clk_freq=sys_clk_freq)
def __init__(self, bios_flash_offset, sys_clk_freq=int(24e6), with_led_chaser=True,
with_video_terminal=False, **kwargs):
platform = muselab_icesugar.Platform()
# Disable Integrated ROM/SRAM since too large for iCE40 and UP5K has specific SPRAM.
kwargs["integrated_sram_size"] = 0
kwargs["integrated_rom_size"] = 0
# Set CPU variant / reset address
kwargs["cpu_variant"] = "lite"
kwargs["cpu_reset_address"] = self.mem_map["spiflash"] + bios_flash_offset
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on Muselab iCESugar",
ident_version = True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# 128KB SPRAM (used as SRAM) ---------------------------------------------------------------
self.submodules.spram = Up5kSPRAM(size=64*kB)
self.bus.add_slave("sram", self.spram.bus, SoCRegion(size=64*kB))
# SPI Flash --------------------------------------------------------------------------------
from litespi.modules import W25Q64FV
from litespi.opcodes import SpiNorFlashOpCodes as Codes
self.add_spi_flash(mode="1x", module=W25Q64FV(Codes.READ_1_1_1), with_master=False)
# Add ROM linker region --------------------------------------------------------------------
self.bus.add_region("rom", SoCRegion(
origin = self.mem_map["spiflash"] + bios_flash_offset,
size = 32*kB,
linker = True)
)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
led_pads = platform.request_all("user_led_n")
self.submodules.leds = LedChaser(
pads = led_pads,
sys_clk_freq = sys_clk_freq)
def __init__(self,
sys_clk_freq=int(50e6),
x5_clk_freq=None,
toolchain="trellis",
**kwargs):
platform = ecp5_evn.Platform(toolchain=toolchain)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, clk_freq=sys_clk_freq, **kwargs)
# CRG --------------------------------------------------------------------------------------
crg = _CRG(platform, sys_clk_freq, x5_clk_freq)
self.submodules.crg = crg
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads=Cat(*[platform.request("user_led", i) for i in range(8)]),
sys_clk_freq=sys_clk_freq)
self.add_csr("leds")
def __init__(self, sys_clk_freq=int(75e6), toolchain="trellis", with_ethernet=False,
with_led_chaser=True, with_pmod_gpio=False, **kwargs):
platform = trellisboard.Platform(toolchain=toolchain)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on Trellis Board",
**kwargs)
# CRG --------------------------------------------------------------------------------------
crg_cls = _CRGSDRAM if not self.integrated_main_ram_size else _CRG
self.submodules.crg = crg_cls(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = ECP5DDRPHY(
platform.request("ddram"),
sys_clk_freq=sys_clk_freq)
self.comb += self.crg.stop.eq(self.ddrphy.init.stop)
self.comb += self.crg.reset.eq(self.ddrphy.init.reset)
self.add_sdram("sdram",
phy = self.ddrphy,
module = MT41J256M16(sys_clk_freq, "1:2"),
l2_cache_size = kwargs.get("l2_size", 8192),
)
# Ethernet ---------------------------------------------------------------------------------
if with_ethernet:
self.submodules.ethphy = LiteEthPHYRGMII(
clock_pads = self.platform.request("eth_clocks"),
pads = self.platform.request("eth"))
self.add_ethernet(phy=self.ethphy)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
# GPIOs ------------------------------------------------------------------------------------
if with_pmod_gpio:
platform.add_extension(trellisboard.raw_pmod_io("pmoda"))
self.submodules.gpio = GPIOTristate(platform.request("pmoda"))
def __init__(self,
sys_clk_freq=int(50e6),
with_video_terminal=False,
**kwargs):
platform = de10lite.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on DE10-Lite",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# SDR SDRAM --------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.sdrphy = GENSDRPHY(platform.request("sdram"),
sys_clk_freq)
self.add_sdram("sdram",
phy=self.sdrphy,
module=IS42S16320(sys_clk_freq, "1:1"),
origin=self.mem_map["main_ram"],
size=kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size=kwargs.get("l2_size", 8192),
l2_cache_min_data_width=kwargs.get(
"min_l2_data_width", 128),
l2_cache_reverse=True)
# Video Terminal ---------------------------------------------------------------------------
if with_video_terminal:
self.submodules.videophy = VideoVGAPHY(platform.request("vga"),
clock_domain="vga")
self.add_video_terminal(phy=self.videophy,
timings="800x600@60Hz",
clock_domain="vga")
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
self.add_csr("leds")
def __init__(self, device="LFE5U-45F", revision="2.0", toolchain="trellis",
sys_clk_freq=int(50e6), sdram_module_cls="MT48LC16M16", sdram_rate="1:1",
with_video_terminal=False, with_video_framebuffer=False, spiflash=False, **kwargs):
platform = ulx3s.Platform(device=device, revision=revision, toolchain=toolchain)
if spiflash:
self.mem_map = {**SoCCore.mem_map, **{"spiflash": 0x80000000}}
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on ULX3S",
ident_version = True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
with_usb_pll = kwargs.get("uart_name", None) == "usb_acm"
with_video_pll = with_video_terminal or with_video_framebuffer
self.submodules.crg = _CRG(platform, sys_clk_freq, with_usb_pll, with_video_pll, sdram_rate=sdram_rate)
# SDR SDRAM --------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
sdrphy_cls = HalfRateGENSDRPHY if sdram_rate == "1:2" else GENSDRPHY
self.submodules.sdrphy = sdrphy_cls(platform.request("sdram"), sys_clk_freq)
self.add_sdram("sdram",
phy = self.sdrphy,
module = getattr(litedram_modules, sdram_module_cls)(sys_clk_freq, sdram_rate),
size = 0x40000000,
l2_cache_size = kwargs.get("l2_size", 8192),
l2_cache_reverse = False
)
# Video ------------------------------------------------------------------------------------
if with_video_terminal or with_video_framebuffer:
self.submodules.videophy = VideoECP5HDMIPHY(platform.request("gpdi"), clock_domain="hdmi")
if with_video_terminal:
self.add_video_terminal(phy=self.videophy, timings="640x480@75Hz", clock_domain="hdmi")
if with_video_framebuffer:
self.add_video_framebuffer(phy=self.videophy, timings="640x480@75Hz", clock_domain="hdmi")
self.comb += platform.request("ext0p").eq(self.video_framebuffer.underflow) # FIXME: Remove, used to debug SDRAM underflows.
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
def __init__(self, sys_clk_freq=int(100e6), with_pcie=False, **kwargs):
platform = aller.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Aller",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = s7ddrphy.A7DDRPHY(
platform.request("ddram"),
memtype="DDR3",
nphases=4,
sys_clk_freq=sys_clk_freq,
iodelay_clk_freq=200e6)
self.add_sdram("sdram",
phy=self.ddrphy,
module=MT41J128M16(sys_clk_freq, "1:4"),
origin=self.mem_map["main_ram"],
size=kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size=kwargs.get("l2_size", 8192),
l2_cache_min_data_width=kwargs.get(
"min_l2_data_width", 128),
l2_cache_reverse=True)
# PCIe -------------------------------------------------------------------------------------
if with_pcie:
self.submodules.pcie_phy = S7PCIEPHY(platform,
platform.request("pcie_x4"),
data_width=128,
bar0_size=0x20000)
self.add_pcie(phy=self.pcie_phy, ndmas=1)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, bios_flash_offset, sys_clk_freq=int(12e6), with_led_chaser=True, **kwargs):
platform = lattice_ice40up5k_evn.Platform()
# Disable Integrated ROM/SRAM since too large for iCE40 and UP5K has specific SPRAM.
kwargs["integrated_sram_size"] = 0
kwargs["integrated_rom_size"] = 0
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on Lattice iCE40UP5k EVN breakout board",
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# 128KB SPRAM (used as SRAM) ---------------------------------------------------------------
self.submodules.spram = Up5kSPRAM(size=128*kB)
self.bus.add_slave("sram", self.spram.bus, SoCRegion(size=128*kB))
# SPI Flash --------------------------------------------------------------------------------
# 4x mode is not possible on this board since WP and HOLD pins are not connected to the FPGA
from litespi.modules import N25Q032A
from litespi.opcodes import SpiNorFlashOpCodes as Codes
self.add_spi_flash(mode="1x", module=N25Q032A(Codes.READ_1_1_1))
# Add ROM linker region --------------------------------------------------------------------
self.bus.add_region("rom", SoCRegion(
origin = self.bus.regions["spiflash"].origin + bios_flash_offset,
size = 32*kB,
linker = True)
)
self.cpu.set_reset_address(self.bus.regions["rom"].origin)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led_n"),
sys_clk_freq = sys_clk_freq)
# Add a UARTBone bridge --------------------------------------------------------------------
debug_uart = False
if debug_uart:
self.add_uartbone(name="serial")
def __init__(self, sys_clk_freq=int(75e6), device="LFE5UM5G", with_ethernet=False, toolchain="trellis", **kwargs):
platform = versa_ecp5.Platform(toolchain=toolchain, device=device)
# FIXME: adapt integrated rom size for Microwatt
if kwargs.get("cpu_type", None) == "microwatt":
kwargs["integrated_rom_size"] = 0xb000 if with_ethernet else 0x9000
# SoCCore -----------------------------------------_----------------------------------------
SoCCore.__init__(self, platform, clk_freq=sys_clk_freq, **kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# DDR3 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = ECP5DDRPHY(
platform.request("ddram"),
sys_clk_freq=sys_clk_freq)
self.add_csr("ddrphy")
self.comb += self.crg.stop.eq(self.ddrphy.init.stop)
self.add_sdram("sdram",
phy = self.ddrphy,
module = MT41K64M16(sys_clk_freq, "1:2"),
origin = self.mem_map["main_ram"],
size = kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size = kwargs.get("l2_size", 8192),
l2_cache_min_data_width = kwargs.get("min_l2_data_width", 128),
l2_cache_reverse = True
)
# Ethernet ---------------------------------------------------------------------------------
if with_ethernet:
self.submodules.ethphy = LiteEthPHYRGMII(
clock_pads = self.platform.request("eth_clocks"),
pads = self.platform.request("eth"))
self.add_csr("ethphy")
self.add_ethernet(phy=self.ethphy)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = Cat(*[platform.request("user_led", i) for i in range(8)]),
sys_clk_freq = sys_clk_freq)
self.add_csr("leds")
def __init__(self,
sys_clk_freq=int(100e6),
with_led_chaser=True,
**kwargs):
platform = zybo_z7.Platform()
if kwargs["uart_name"] == "serial":
kwargs["uart_name"] = "usb_uart" # Use USB-UART Pmod on JB.
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Zybo Z7",
ident_version=True,
**kwargs)
# Zynq7000 Integration ---------------------------------------------------------------------
if kwargs.get("cpu_type", None) == "zynq7000":
# Get and set the pre-generated .xci FIXME: change location? add it to the repository?
os.system(
"wget https://github.com/litex-hub/litex-boards/files/4967144/zybo_z7_ps7.txt"
)
os.makedirs("xci", exist_ok=True)
os.system("mv zybo_z7_ps7.txt xci/zybo_z7_ps7.xci")
self.cpu.set_ps7_xci("xci/zybo_z7_ps7.xci")
# Connect AXI GP0 to the SoC with base address of 0x43c00000 (default one)
wb_gp0 = wishbone.Interface()
self.submodules += axi.AXI2Wishbone(
axi=self.cpu.add_axi_gp_master(),
wishbone=wb_gp0,
base_address=0x43c00000)
self.add_wb_master(wb_gp0)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads=platform.request_all("user_led"),
sys_clk_freq=sys_clk_freq)
def __init__(self, platform, with_ethernet=False, with_led_chaser=True, **kwargs):
sys_clk_freq = int(1e9/platform.default_clk_period)
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX Simple SoC",
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = CRG(platform.request(platform.default_clk_name))
# Leds -------------------------------------------------------------------------------------
try:
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
except:
pass
def __init__(self, variant="z7-20", sys_clk_freq=int(125e6), with_led_chaser=True, **kwargs):
platform = digilent_arty_z7.Platform(variant)
if kwargs.get("cpu_type", None) == "zynq7000":
kwargs['integrated_sram_size'] = 0
kwargs['with_uart'] = False
self.mem_map = {
'csr': 0x4000_0000, # Zynq GP0 default
}
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, sys_clk_freq,
ident = "LiteX SoC on Arty Z7",
**kwargs)
# Zynq7000 Integration ---------------------------------------------------------------------
if kwargs.get("cpu_type", None) == "zynq7000":
preset_name = "arty_z7_20.tcl" if variant == "z7-20" else "arty_z7_10.tcl"
os.system("wget http://kmf2.trabucayre.com/" + preset_name)
self.cpu.set_ps7(preset=preset_name)
# Connect AXI GP0 to the SoC
wb_gp0 = wishbone.Interface()
self.submodules += axi.AXI2Wishbone(
axi = self.cpu.add_axi_gp_master(),
wishbone = wb_gp0,
base_address = self.mem_map['csr'])
self.add_wb_master(wb_gp0)
use_ps7_clk = True
else:
use_ps7_clk = False
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq, use_ps7_clk)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser:
self.submodules.leds = LedChaser(
pads = platform.request_all("user_led"),
sys_clk_freq = sys_clk_freq)
def __init__(self, sys_clk_freq=int(125e6), **kwargs):
platform = alveo_u250.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self,
platform,
sys_clk_freq,
ident="LiteX SoC on Alveo U250",
ident_version=True,
**kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# DDR4 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = usddrphy.USPDDRPHY(
platform.request("ddram"),
memtype="DDR4",
sys_clk_freq=sys_clk_freq,
iodelay_clk_freq=500e6,
cmd_latency=1,
is_rdimm=True)
self.add_csr("ddrphy")
self.add_sdram("sdram",
phy=self.ddrphy,
module=MTA18ASF2G72PZ(sys_clk_freq, "1:4"),
origin=self.mem_map["main_ram"],
size=kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size=kwargs.get("l2_size", 8192),
l2_cache_min_data_width=kwargs.get(
"min_l2_data_width", 128),
l2_cache_reverse=True)
# Firmware RAM (To ease initial LiteDRAM calibration support) ------------------------------
self.add_ram("firmware_ram", 0x20000000, 0x8000)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads=Cat(*[platform.request("user_led", i) for i in range(3)]),
sys_clk_freq=sys_clk_freq)
self.add_csr("leds")
def __init__(self, sys_clk_freq=int(125e6), with_ethernet=False, **kwargs):
platform = kcu105.Platform()
# SoCCore ----------------------------------------------------------------------------------
SoCCore.__init__(self, platform, clk_freq=sys_clk_freq, **kwargs)
# CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq)
# DDR4 SDRAM -------------------------------------------------------------------------------
if not self.integrated_main_ram_size:
self.submodules.ddrphy = usddrphy.USDDRPHY(platform.request("ddram"),
memtype = "DDR4",
sys_clk_freq = sys_clk_freq,
iodelay_clk_freq = 200e6,
cmd_latency = 1)
self.add_csr("ddrphy")
self.add_sdram("sdram",
phy = self.ddrphy,
module = EDY4016A(sys_clk_freq, "1:4"),
origin = self.mem_map["main_ram"],
size = kwargs.get("max_sdram_size", 0x40000000),
l2_cache_size = kwargs.get("l2_size", 8192),
l2_cache_min_data_width = kwargs.get("min_l2_data_width", 128),
l2_cache_reverse = True
)
# Ethernet ---------------------------------------------------------------------------------
if with_ethernet:
self.submodules.ethphy = KU_1000BASEX(self.crg.cd_clk200.clk,
data_pads = self.platform.request("sfp", 0),
sys_clk_freq = self.clk_freq)
self.add_csr("ethphy")
self.comb += self.platform.request("sfp_tx_disable_n", 0).eq(1)
self.platform.add_platform_command("set_property SEVERITY {{Warning}} [get_drc_checks REQP-1753]")
self.add_ethernet(phy=self.ethphy)
# Leds -------------------------------------------------------------------------------------
self.submodules.leds = LedChaser(
pads = Cat(*[platform.request("user_led", i) for i in range(8)]),
sys_clk_freq = sys_clk_freq)
self.add_csr("leds")