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efinix_trion_t120_bga576_dev_kit: Add Ethernet/Etherbone support. 

Still not fully validated: TX seems OK but RX seems shifted/corrupted.
This commit is contained in:
Florent Kermarrec 2021-11-09 11:32:32 +01:00
parent ccebae6f55
commit 9a7e5f40b4
1 changed files with 40 additions and 3 deletions
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43
litex_boards/targets/efinix_trion_t120_bga576_dev_kit.py
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@ -19,6 +19,8 @@ from litex.soc.integration.soc_core import *
from litex.soc.integration.builder import * from litex.soc.integration.builder import *
from litex.soc.cores.led import LedChaser from litex.soc.cores.led import LedChaser
from liteeth.phy.trionrgmii import LiteEthPHYRGMII
# CRG ---------------------------------------------------------------------------------------------- # CRG ----------------------------------------------------------------------------------------------
class _CRG(Module): class _CRG(Module):
@ -40,7 +42,14 @@ class _CRG(Module):
# BaseSoC ------------------------------------------------------------------------------------------ # BaseSoC ------------------------------------------------------------------------------------------
class BaseSoC(SoCCore): class BaseSoC(SoCCore):
def __init__(self, sys_clk_freq=int(50e6), with_spi_flash=False, with_led_chaser=True, **kwargs): def __init__(self, sys_clk_freq=int(50e6),
with_spi_flash = False,
with_ethernet = False,
with_etherbone = False,
eth_phy = 0,
eth_ip = "192.168.1.50",
with_led_chaser = True,
**kwargs):
platform = efinix_trion_t120_bga576_dev_kit.Platform() platform = efinix_trion_t120_bga576_dev_kit.Platform()
# USBUART PMOD as Serial-------------------------------------------------------------------- # USBUART PMOD as Serial--------------------------------------------------------------------
@ -80,6 +89,25 @@ class BaseSoC(SoCCore):
)]) )])
self.submodules.i2c = I2CMaster(pads=platform.request("i2c")) self.submodules.i2c = I2CMaster(pads=platform.request("i2c"))
# Ethernet / Etherbone ---------------------------------------------------------------------
if with_ethernet or with_etherbone:
self.submodules.ethphy = LiteEthPHYRGMII(
platform = platform,
clock_pads = platform.request("eth_clocks", eth_phy),
pads = platform.request("eth", eth_phy),
with_hw_init_reset = False)
if with_ethernet:
self.add_ethernet(phy=self.ethphy, software_debug=True)
if with_etherbone:
self.add_etherbone(phy=self.ethphy)
# FIXME: Avoid this.
platform.toolchain.excluded_ios.append(platform.lookup_request("eth_clocks").tx)
platform.toolchain.excluded_ios.append(platform.lookup_request("eth_clocks").rx)
platform.toolchain.excluded_ios.append(platform.lookup_request("eth").tx_data)
platform.toolchain.excluded_ios.append(platform.lookup_request("eth").rx_data)
platform.toolchain.excluded_ios.append(platform.lookup_request("eth").mdio)
# Build -------------------------------------------------------------------------------------------- # Build --------------------------------------------------------------------------------------------
def main(): def main():
@ -89,14 +117,23 @@ def main():
parser.add_argument("--flash", action="store_true", help="Flash bitstream") parser.add_argument("--flash", action="store_true", help="Flash bitstream")
parser.add_argument("--sys-clk-freq", default=50e6, help="System clock frequency (default: 50MHz)") parser.add_argument("--sys-clk-freq", default=50e6, help="System clock frequency (default: 50MHz)")
parser.add_argument("--with-spi-flash", action="store_true", help="Enable SPI Flash (MMAPed)") parser.add_argument("--with-spi-flash", action="store_true", help="Enable SPI Flash (MMAPed)")
ethopts = parser.add_mutually_exclusive_group()
ethopts.add_argument("--with-ethernet", action="store_true", help="Enable Ethernet support")
ethopts.add_argument("--with-etherbone", action="store_true", help="Enable Etherbone support")
parser.add_argument("--eth-ip", default="192.168.1.50", type=str, help="Ethernet/Etherbone IP address")
parser.add_argument("--eth-phy", default=0, type=int, help="Ethernet PHY: 0 (default) or 1")
builder_args(parser) builder_args(parser)
soc_core_args(parser) soc_core_args(parser)
args = parser.parse_args() args = parser.parse_args()
soc = BaseSoC( soc = BaseSoC(
sys_clk_freq = int(float(args.sys_clk_freq)), sys_clk_freq = int(float(args.sys_clk_freq)),
with_spi_flash = args.with_spi_flash, with_spi_flash = args.with_spi_flash,
**soc_core_argdict(args)) with_ethernet = args.with_ethernet,
with_etherbone = args.with_etherbone,
eth_ip = args.eth_ip,
eth_phy = args.eth_phy,
**soc_core_argdict(args))
builder = Builder(soc, **builder_argdict(args)) builder = Builder(soc, **builder_argdict(args))
builder.build(run=args.build) builder.build(run=args.build)