ADD SPI to EBAZ4205 for AD9834 #331

Merged
sb10q merged 3 commits from newell/artiq-zynq:ad9834 into master 2024-10-17 15:06:12 +08:00
2 changed files with 94 additions and 11 deletions

View File

@ -0,0 +1,70 @@
core_addr = "192.168.1.57"
device_db = {
"core": {
"type": "local",
"module": "artiq.coredevice.core",
"class": "Core",
"arguments": {
"host": core_addr,
"ref_period": 1e-9,
"target": "cortexa9",
},
},
"core_log": {
"type": "controller",
"host": "::1",
"port": 1068,
"command": "aqctl_corelog -p {port} --bind {bind} " + core_addr,
},
"core_moninj": {
"type": "controller",
"host": "::1",
"port_proxy": 1383,
"port": 1384,
"command": "aqctl_moninj_proxy --port-proxy {port_proxy} --port-control {port} --bind {bind} "
+ core_addr,
},
"core_analyzer": {
"type": "controller",
"host": "::1",
"port_proxy": 1385,
"port": 1386,
"command": "aqctl_coreanalyzer_proxy --port-proxy {port_proxy} --port-control {port} --bind {bind} "
+ core_addr,
},
"core_cache": {
"type": "local",
"module": "artiq.coredevice.cache",
"class": "CoreCache",
},
"core_dma": {"type": "local", "module": "artiq.coredevice.dma", "class": "CoreDMA"},
"led0": {
"type": "local",
"module": "artiq.coredevice.ttl",
"class": "TTLOut",
"arguments": {"channel": 0},
},
"led1": {
"type": "local",
"module": "artiq.coredevice.ttl",
"class": "TTLOut",
"arguments": {"channel": 1},
},
}
device_db.update(
spi0={
"type": "local",
"module": "artiq.coredevice.spi2",
"class": "SPIMaster",
"arguments": {"channel": 2},
},
dds0={
"type": "local",
"module": "artiq.coredevice.ad9834",
"class": "AD9834",
"arguments": {"spi_device": "spi0"},
},
)

View File

@ -1,23 +1,19 @@
#!/usr/bin/env python #!/usr/bin/env python
import argparse import argparse
from operator import itemgetter
import analyzer
import dma
from artiq.gateware import rtio
from artiq.gateware.rtio.phy import dds, spi2, ttl_simple
from artiq.gateware.rtio.xilinx_clocking import fix_serdes_timing_path
from config import write_csr_file, write_mem_file, write_rustc_cfg_file
from migen import * from migen import *
from migen.build.generic_platform import IOStandard, Misc, Pins, Subsignal
from migen.build.platforms import ebaz4205 from migen.build.platforms import ebaz4205
from migen.build.generic_platform import Pins, Subsignal, IOStandard, Misc
from migen_axi.integration.soc_core import SoCCore from migen_axi.integration.soc_core import SoCCore
from misoc.interconnect.csr import * from misoc.interconnect.csr import *
from artiq.gateware import rtio
from artiq.gateware.rtio.phy import ttl_simple
from artiq.gateware.rtio.xilinx_clocking import fix_serdes_timing_path
import dma
import analyzer
from config import write_csr_file, write_mem_file, write_rustc_cfg_file
_ps = [ _ps = [
( (
"ps", "ps",
@ -83,6 +79,17 @@ _i2c = [
) )
] ]
_spi = [
(
"spi",
0,
Subsignal("clk", Pins("V20")),
Subsignal("mosi", Pins("U20")),
Subsignal("cs_n", Pins("P19")),
IOStandard("LVCMOS33"),
)
]
class EBAZ4205(SoCCore): class EBAZ4205(SoCCore):
def __init__(self, rtio_clk=125e6, acpki=False): def __init__(self, rtio_clk=125e6, acpki=False):
@ -97,6 +104,7 @@ class EBAZ4205(SoCCore):
platform.add_extension(_ps) platform.add_extension(_ps)
platform.add_extension(_ddr) platform.add_extension(_ddr)
platform.add_extension(_i2c) platform.add_extension(_i2c)
platform.add_extension(_spi)
gmii = platform.request("gmii") gmii = platform.request("gmii")
platform.add_period_constraint(gmii.rx_clk, 10) platform.add_period_constraint(gmii.rx_clk, 10)
@ -171,6 +179,11 @@ class EBAZ4205(SoCCore):
phy = ttl_simple.Output(user_led) phy = ttl_simple.Output(user_led)
self.submodules += phy self.submodules += phy
self.rtio_channels.append(rtio.Channel.from_phy(phy)) self.rtio_channels.append(rtio.Channel.from_phy(phy))
print("SPI at RTIO channel 0x{:06x}".format(len(self.rtio_channels)))
spi_phy = spi2.SPIMaster(platform.request("spi"))
self.submodules += spi_phy
self.rtio_channels.append(rtio.Channel.from_phy(spi_phy, ififo_depth=4))
self.config["RTIO_LOG_CHANNEL"] = len(self.rtio_channels) self.config["RTIO_LOG_CHANNEL"] = len(self.rtio_channels)
self.rtio_channels.append(rtio.LogChannel()) self.rtio_channels.append(rtio.LogChannel())