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alinx_axau15: Add RGMII Ethernet/Etherbone support.

This commit is contained in:
Florent Kermarrec 2024-03-25 15:40:14 +01:00
parent 11bf6ea703
commit 191a5bb17a
2 changed files with 29 additions and 23 deletions
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2
litex_boards/platforms/alinx_axau15.py
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@ -100,7 +100,7 @@ _io = [
), ),
("eth", 0, ("eth", 0,
Subsignal("rst_n", Pins("AF23"), IOStandard("LVCMOS18")), Subsignal("rst_n", Pins("AF23"), IOStandard("LVCMOS18")),
Subsignal("int_n", Pins("AK16"), IOStandard("LVCMOS18")), #Subsignal("int_n", Pins(""), IOStandard("LVCMOS18")),
Subsignal("mdio", Pins("AE18"), IOStandard("LVCMOS18")), Subsignal("mdio", Pins("AE18"), IOStandard("LVCMOS18")),
Subsignal("mdc", Pins("AF20"), IOStandard("LVCMOS18")), Subsignal("mdc", Pins("AF20"), IOStandard("LVCMOS18")),
Subsignal("rx_ctl", Pins("AE21"), IOStandard("LVCMOS18")), Subsignal("rx_ctl", Pins("AE21"), IOStandard("LVCMOS18")),

50
litex_boards/targets/alinx_axau15.py
View File

@ -22,6 +22,8 @@ from litex.soc.cores.led import LedChaser
from litedram.modules import MT40A512M16 from litedram.modules import MT40A512M16
from litedram.phy import usddrphy from litedram.phy import usddrphy
from liteeth.phy.usrgmii import LiteEthPHYRGMII
from litepcie.phy.usppciephy import USPPCIEPHY from litepcie.phy.usppciephy import USPPCIEPHY
from litepcie.software import generate_litepcie_software from litepcie.software import generate_litepcie_software
@ -57,6 +59,7 @@ class BaseSoC(SoCCore):
with_ethernet = False, with_ethernet = False,
with_etherbone = False, with_etherbone = False,
eth_ip = "192.168.1.50", eth_ip = "192.168.1.50",
remote_ip = None,
with_led_chaser = True, with_led_chaser = True,
with_pcie = False, with_pcie = False,
**kwargs): **kwargs):
@ -91,17 +94,18 @@ class BaseSoC(SoCCore):
self.add_pcie(phy=self.pcie_phy, ndmas=1) self.add_pcie(phy=self.pcie_phy, ndmas=1)
# Ethernet / Etherbone --------------------------------------------------------------------- # Ethernet / Etherbone ---------------------------------------------------------------------
# TODO: add SFP+ cages for ethernet if with_ethernet or with_etherbone:
# if with_ethernet or with_etherbone: self.ethphy = LiteEthPHYRGMII(
# self.ethphy = KU_1000BASEX(self.crg.cd_eth.clk, clock_pads = self.platform.request("eth_clocks"),
# data_pads = self.platform.request("sfp", 0), pads = self.platform.request("eth"),
# sys_clk_freq = self.clk_freq) tx_delay = 1e-9,
# self.comb += self.platform.request("sfp_tx_disable_n", 0).eq(1) rx_delay = 1e-9,
# self.platform.add_platform_command("set_property SEVERITY {{Warning}} [get_drc_checks REQP-1753]") usp = True
# if with_ethernet: )
# self.add_ethernet(phy=self.ethphy) if with_ethernet:
# if with_etherbone: self.add_ethernet(phy=self.ethphy, remote_ip=remote_ip)
# self.add_etherbone(phy=self.ethphy, ip_address=eth_ip) if with_etherbone:
self.add_etherbone(phy=self.ethphy, ip_address=eth_ip)
# Leds ------------------------------------------------------------------------------------- # Leds -------------------------------------------------------------------------------------
if with_led_chaser: if with_led_chaser:
@ -117,21 +121,23 @@ def main():
parser.add_target_argument("--sys-clk-freq", default=125e6, type=float, help="System clock frequency.") parser.add_target_argument("--sys-clk-freq", default=125e6, type=float, help="System clock frequency.")
parser.add_argument("--driver", action="store_true", help="Generate LitePCIe driver") parser.add_argument("--driver", action="store_true", help="Generate LitePCIe driver")
#ethopts = parser.target_group.add_mutually_exclusive_group() ethopts = parser.target_group.add_mutually_exclusive_group()
#ethopts.add_argument("--with-ethernet", action="store_true", help="Enable Ethernet support.") ethopts.add_argument("--with-ethernet", action="store_true", help="Enable Ethernet support.")
#ethopts.add_argument("--with-etherbone", action="store_true", help="Enable Etherbone support.") ethopts.add_argument("--with-etherbone", action="store_true", help="Enable Etherbone support.")
#parser.add_target_argument("--eth-ip", default="192.168.1.50", help="Ethernet/Etherbone IP address.") parser.add_target_argument("--eth-ip", default="192.168.1.50", help="Ethernet/Etherbone IP address.")
#parser.add_target_argument("--eth-dynamic-ip", action="store_true", help="Enable dynamic Ethernet IP addresses setting.") parser.add_target_argument("--remote-ip", default="192.168.1.100", help="Remote IP address of TFTP server.")
parser.add_target_argument("--eth-dynamic-ip", action="store_true", help="Enable dynamic Ethernet IP addresses setting.")
args = parser.parse_args() args = parser.parse_args()
#assert not (args.with_etherbone and args.eth_dynamic_ip) assert not (args.with_etherbone and args.eth_dynamic_ip)
soc = BaseSoC( soc = BaseSoC(
sys_clk_freq = args.sys_clk_freq, sys_clk_freq = args.sys_clk_freq,
#with_ethernet = args.with_ethernet, with_ethernet = args.with_ethernet,
#with_etherbone = args.with_etherbone, with_etherbone = args.with_etherbone,
#eth_ip = args.eth_ip, eth_ip = args.eth_ip,
#eth_dynamic_ip = args.eth_dynamic_ip, remote_ip = args.remote_ip,
eth_dynamic_ip = args.eth_dynamic_ip,
**parser.soc_argdict **parser.soc_argdict
) )