Merge branch 'litex-hub:master' into master
This commit is contained in:
commit
4c76e12932
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@ -70,8 +70,7 @@ _io = [
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Subsignal("rwds", Pins("B8 C8"), IOStandard("1.8_V_LVCMOS")),
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Subsignal("cs_n", Pins("A8"), IOStandard("1.8_V_LVCMOS")),
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Subsignal("rst_n", Pins("D5"), IOStandard("1.8_V_LVCMOS")),
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Subsignal("clk", Pins("B7"), IOStandard("LVDS")),
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# Subsignal("clk_n", Pins("T7"), IOStandard("LVDS")),
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Subsignal("clk", Pins("B7"), IOStandard("1.8_V_LVCMOS")),
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Misc("SLEWRATE=FAST")
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),
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]
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@ -18,6 +18,9 @@ from litex.build.generic_platform import *
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from litex.soc.cores.clock import *
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from litex.soc.integration.soc_core import *
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from litex.soc.integration.builder import *
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from litex.soc.integration.soc import SoCRegion
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from litehyperbus.core.hyperbus import HyperRAM
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# CRG ----------------------------------------------------------------------------------------------
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@ -44,7 +47,7 @@ class _CRG(Module):
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# BaseSoC ------------------------------------------------------------------------------------------
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class BaseSoC(SoCCore):
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def __init__(self, sys_clk_freq=int(50e6), with_spi_flash=False, **kwargs):
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def __init__(self, sys_clk_freq=int(50e6), with_spi_flash=False, with_hyperram=False, **kwargs):
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platform = efinix_titanium_ti60_f225_dev_kit.Platform()
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# SoCCore ----------------------------------------------------------------------------------
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@ -63,6 +66,10 @@ class BaseSoC(SoCCore):
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from litespi.opcodes import SpiNorFlashOpCodes as Codes
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self.add_spi_flash(mode="1x", module=W25Q64JW(Codes.READ_1_1_1), with_master=True)
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if with_hyperram:
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self.submodules.hyperram = HyperRAM(platform.request("hyperram"), latency=7)
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self.bus.add_slave("main_ram", slave=self.hyperram.bus, region=SoCRegion(origin=0x40000000, size=16*1024*1024))
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# Build --------------------------------------------------------------------------------------------
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def main():
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@ -72,6 +79,7 @@ def main():
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parser.add_argument("--flash", action="store_true", help="Flash bitstream")
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parser.add_argument("--sys-clk-freq", default=50e6, help="System clock frequency (default: 50MHz)")
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parser.add_argument("--with-spi-flash", action="store_true", help="Enable SPI Flash (MMAPed)")
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parser.add_argument("--with-hyperram", action="store_true", help="Enable HyperRAM")
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builder_args(parser)
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soc_core_args(parser)
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args = parser.parse_args()
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@ -79,6 +87,7 @@ def main():
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soc = BaseSoC(
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sys_clk_freq = int(float(args.sys_clk_freq)),
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with_spi_flash = args.with_spi_flash,
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with_hyperram = args.with_hyperram,
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**soc_core_argdict(args))
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builder = Builder(soc, **builder_argdict(args))
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builder.build(run=args.build)
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