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Merge pull request #963 from hartytp/kasli_zotino_sampler 

Add Zotino and Sampler functions to Kasli. Add Zotino to Kasli EEM 7 …
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Robert Jördens 2018-03-19 10:52:50 +01:00 committed by GitHub
parent c86df8e13e 37d431039d
commit 7a7ff6d2dd
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 92 additions and 6 deletions
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88
artiq/gateware/targets/kasli.py
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@ -161,6 +161,44 @@ def _dio(eem):
for i in range(8)]
def _sampler(eem):
return [
("{}_adc_spi_p".format(eem), 0,
Subsignal("clk", Pins("{}:{}_p".format(eem, _eem_signal(0)))),
Subsignal("miso", Pins("{}:{}_p".format(eem, _eem_signal(1)))),
IOStandard("LVDS_25"),
),
("{}_adc_spi_n".format(eem), 0,
Subsignal("clk", Pins("{}:{}_n".format(eem, _eem_signal(0)))),
Subsignal("miso", Pins("{}:{}_n".format(eem, _eem_signal(1)))),
IOStandard("LVDS_25"),
),
("{}_pgia_spi_p".format(eem), 0,
Subsignal("clk", Pins("{}:{}_p".format(eem, _eem_signal(4)))),
Subsignal("mosi", Pins("{}:{}_p".format(eem, _eem_signal(5)))),
Subsignal("miso", Pins("{}:{}_p".format(eem, _eem_signal(6)))),
Subsignal("cs_n", Pins("{}:{}_p".format(eem, _eem_signal(7)))),
IOStandard("LVDS_25"),
),
("{}_pgia_spi_n".format(eem), 0,
Subsignal("clk", Pins("{}:{}_n".format(eem, _eem_signal(4)))),
Subsignal("mosi", Pins("{}:{}_n".format(eem, _eem_signal(5)))),
Subsignal("miso", Pins("{}:{}_n".format(eem, _eem_signal(6)))),
Subsignal("cs_n", Pins("{}:{}_n".format(eem, _eem_signal(7)))),
IOStandard("LVDS_25"),
),
] + [
("{}_{}".format(eem, sig), 0,
Subsignal("p", Pins("{}:{}_p".format(j, _eem_signal(i)))),
Subsignal("n", Pins("{}:{}_n".format(j, _eem_signal(i)))),
IOStandard("LVDS_25")
) for i, j, sig in [
(2, eem, "cnv"),
(3, eem, "sdr")
]
]
def _novogorny(eem):
return [
("{}_spi_p".format(eem), 0,
@ -194,6 +232,39 @@ def _novogorny(eem):
]
def _zotino(eem):
return [
("{}_spi_p".format(eem), 0,
Subsignal("clk", Pins("{}:{}_p".format(eem, _eem_signal(0)))),
Subsignal("mosi", Pins("{}:{}_p".format(eem, _eem_signal(1)))),
Subsignal("miso", Pins("{}:{}_p".format(eem, _eem_signal(2)))),
Subsignal("cs_n", Pins(
"{0}:{1[0]}_p {0}:{1[1]}_p".format(
eem, [_eem_signal(i + 3) for i in range(2)]))),
IOStandard("LVDS_25"),
),
("{}_spi_n".format(eem), 0,
Subsignal("clk", Pins("{}:{}_n".format(eem, _eem_signal(0)))),
Subsignal("mosi", Pins("{}:{}_n".format(eem, _eem_signal(1)))),
Subsignal("miso", Pins("{}:{}_n".format(eem, _eem_signal(2)))),
Subsignal("cs_n", Pins(
"{0}:{1[0]}_n {0}:{1[1]}_n".format(
eem, [_eem_signal(i + 3) for i in range(2)]))),
IOStandard("LVDS_25"),
),
] + [
("{}_{}".format(eem, sig), 0,
Subsignal("p", Pins("{}:{}_p".format(j, _eem_signal(i)))),
Subsignal("n", Pins("{}:{}_n".format(j, _eem_signal(i)))),
IOStandard("LVDS_25")
) for i, j, sig in [
(5, eem, "ldac_n"),
(6, eem, "busy"),
(7, eem, "clr_n"),
]
]
def _urukul(eem, eem_aux=None):
ios = [
("{}_spi_p".format(eem), 0,
@ -254,7 +325,7 @@ class Opticlock(_StandaloneBase):
platform.add_extension(_novogorny("eem3"))
platform.add_extension(_urukul("eem5", "eem4"))
platform.add_extension(_urukul("eem6"))
# platform.add_extension(_zotino("eem7"))
platform.add_extension(_zotino("eem7"))
# EEM clock fan-out from Si5324, not MMCX
try:
@ -274,6 +345,7 @@ class Opticlock(_StandaloneBase):
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy))
# EEM3: Novogorny
phy = spi2.SPIMaster(self.platform.request("eem3_spi_p"),
self.platform.request("eem3_spi_n"))
self.submodules += phy
@ -285,6 +357,7 @@ class Opticlock(_StandaloneBase):
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy))
# EEM5 + EEM4: Urukul
phy = spi2.SPIMaster(self.platform.request("eem5_spi_p"),
self.platform.request("eem5_spi_n"))
self.submodules += phy
@ -305,6 +378,7 @@ class Opticlock(_StandaloneBase):
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy))
# EEM6: Urukul
phy = spi2.SPIMaster(self.platform.request("eem6_spi_p"),
self.platform.request("eem6_spi_n"))
self.submodules += phy
@ -319,6 +393,18 @@ class Opticlock(_StandaloneBase):
pads = platform.request("eem6_dds_reset")
self.specials += DifferentialOutput(0, pads.p, pads.n)
# EEM7: Zotino
phy = spi2.SPIMaster(self.platform.request("eem7_spi_p"),
self.platform.request("eem7_spi_n"))
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy, ififo_depth=4))
for signal in "ldac_n clr_n".split():
pads = platform.request("eem7_{}".format(signal))
phy = ttl_serdes_7series.Output_8X(pads.p, pads.n)
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy))
self.config["HAS_RTIO_LOG"] = None
self.config["RTIO_LOG_CHANNEL"] = len(rtio_channels)
rtio_channels.append(rtio.LogChannel())