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kasli: DRTIO Base: flexible rtio_clk_freq

This commit is contained in:
Robert Jördens 2018-08-29 16:20:44 +00:00
parent eb9e9634df
commit 9584c30a1f
1 changed files with 4 additions and 5 deletions

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@ -626,7 +626,7 @@ class _MasterBase(MiniSoC, AMPSoC):
}
mem_map.update(MiniSoC.mem_map)
def __init__(self, **kwargs):
def __init__(self, rtio_clk_freq=150e6, **kwargs):
MiniSoC.__init__(self,
cpu_type="or1k",
sdram_controller_type="minicon",
@ -638,7 +638,6 @@ class _MasterBase(MiniSoC, AMPSoC):
add_identifier(self)
platform = self.platform
rtio_clk_freq = 150e6
i2c = self.platform.request("i2c")
self.submodules.i2c = gpio.GPIOTristate([i2c.scl, i2c.sda])
@ -760,7 +759,7 @@ class _SatelliteBase(BaseSoC):
}
mem_map.update(BaseSoC.mem_map)
def __init__(self, **kwargs):
def __init__(self, rtio_clk_freq=150e6, **kwargs):
BaseSoC.__init__(self,
cpu_type="or1k",
sdram_controller_type="minicon",
@ -769,7 +768,6 @@ class _SatelliteBase(BaseSoC):
add_identifier(self)
platform = self.platform
rtio_clk_freq = 150e6
disable_si5324_ibuf = Signal(reset=1)
disable_si5324_ibuf.attr.add("no_retiming")
@ -803,7 +801,8 @@ class _SatelliteBase(BaseSoC):
self.submodules.siphaser = SiPhaser7Series(
si5324_clkin=platform.request("si5324_clkin"),
si5324_clkout_fabric=platform.request("si5324_clkout_fabric"),
ref_clk=self.crg.clk125_div2, ref_div2=True)
ref_clk=self.crg.clk125_div2, ref_div2=True,
rtio_clk_freq=rtio_clk_freq)
platform.add_false_path_constraints(
self.crg.cd_sys.clk, self.siphaser.mmcm_freerun_output)
self.csr_devices.append("siphaser")