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Merge pull request #165 from euryecetelecom/master

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Add flash to SPI flash support for board ECPIX5
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enjoy-digital 2021-01-30 21:38:41 +01:00 committed by GitHub
commit 9bbfc37ea4
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2 changed files with 8 additions and 3 deletions
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4
litex_boards/platforms/ecpix5.py
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@ -6,7 +6,7 @@
from litex.build.generic_platform import *
from litex.build.lattice import LatticePlatform
from litex.build.lattice.programmer import OpenOCDJTAGProgrammer
from litex.build.openfpgaloader import OpenFPGALoader
# IOs ----------------------------------------------------------------------------------------------
@ -152,7 +152,7 @@ class Platform(LatticePlatform):
LatticePlatform.__init__(self, f"LFE5UM5G-{device}-8BG554I", _io, _connectors, toolchain=toolchain, **kwargs)
def create_programmer(self):
return OpenOCDJTAGProgrammer("openocd_ecpix5.cfg")
return OpenFPGALoader("ecpix5")
def do_finalize(self, fragment):
LatticePlatform.do_finalize(self, fragment)

7
litex_boards/targets/ecpix5.py
View file

@ -134,6 +134,7 @@ def main():
parser = argparse.ArgumentParser(description="LiteX SoC on ECPIX-5")
parser.add_argument("--build", action="store_true", help="Build bitstream")
parser.add_argument("--load", action="store_true", help="Load bitstream")
parser.add_argument("--flash", action="store_true", help="Flash bitstream to SPI Flash")
parser.add_argument("--device", default="85F", help="ECP5 device (default: 85F)")
parser.add_argument("--sys-clk-freq", default=75e6, help="System clock frequency (default: 75MHz)")
parser.add_argument("--with-sdcard", action="store_true", help="Enable SDCard support")
@ -156,7 +157,11 @@ def main():
if args.load:
prog = soc.platform.create_programmer()
prog.load_bitstream(os.path.join(builder.gateware_dir, soc.build_name + ".svf"))
prog.load_bitstream(os.path.join(builder.gateware_dir, soc.build_name + ".bit"))
if args.flash:
prog = soc.platform.create_programmer()
prog.flash(None, os.path.join(builder.gateware_dir, soc.build_name + ".bit"))
if __name__ == "__main__":
main()