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sayma_rtm: support setting RTIO frequency

This commit is contained in:
Sebastien Bourdeauducq 2019-12-08 11:44:42 +08:00
parent da9237de53
commit 57a5bea43a
1 changed files with 6 additions and 3 deletions
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9
artiq/gateware/targets/sayma_rtm.py
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@ -73,7 +73,7 @@ class _SatelliteBase(BaseSoC):
} }
mem_map.update(BaseSoC.mem_map) mem_map.update(BaseSoC.mem_map)
def __init__(self, rtio_clk_freq=150e6, **kwargs): def __init__(self, rtio_clk_freq, **kwargs):
BaseSoC.__init__(self, BaseSoC.__init__(self,
cpu_type="or1k", cpu_type="or1k",
**kwargs) **kwargs)
@ -207,7 +207,7 @@ class Satellite(_SatelliteBase):
self.config["CONVERTER_SPI_HMC830_CS"] = 0 self.config["CONVERTER_SPI_HMC830_CS"] = 0
self.config["CONVERTER_SPI_HMC7043_CS"] = 1 self.config["CONVERTER_SPI_HMC7043_CS"] = 1
self.config["CONVERTER_SPI_FIRST_AD9154_CS"] = 2 self.config["CONVERTER_SPI_FIRST_AD9154_CS"] = 2
self.config["HMC830_REF"] = "150" self.config["HMC830_REF"] = str(int(self.rtio_clk_freq/1e6))
# HMC workarounds # HMC workarounds
self.comb += platform.request("hmc830_pwr_en").eq(1) self.comb += platform.request("hmc830_pwr_en").eq(1)
@ -243,10 +243,13 @@ def main():
description="Sayma RTM gateware and firmware builder") description="Sayma RTM gateware and firmware builder")
builder_args(parser) builder_args(parser)
soc_sayma_rtm_args(parser) soc_sayma_rtm_args(parser)
parser.add_argument("--rtio-clk-freq",
default=150, type=int, help="RTIO clock frequency in MHz")
parser.set_defaults(output_dir=os.path.join("artiq_sayma", "rtm")) parser.set_defaults(output_dir=os.path.join("artiq_sayma", "rtm"))
args = parser.parse_args() args = parser.parse_args()
soc = Satellite(**soc_sayma_rtm_argdict(args)) soc = Satellite(rtio_clk_freq=1e6*args.rtio_clk_freq,
**soc_sayma_rtm_argdict(args))
builder = SatmanSoCBuilder(soc, **builder_argdict(args)) builder = SatmanSoCBuilder(soc, **builder_argdict(args))
try: try:
builder.build() builder.build()