mirror of
https://github.com/m-labs/artiq.git
synced 2024-12-25 03:08:27 +08:00
jesd204: remove ibuf_disable
We use the MOSFET to mute the HMC7043 noise on hardware v2 instead.
This commit is contained in:
parent
1bc7743e03
commit
97a0dee3e8
@ -20,7 +20,6 @@ class UltrascaleCRG(Module, AutoCSR):
|
||||
fabric_freq = int(125e6)
|
||||
|
||||
def __init__(self, platform, use_rtio_clock=False):
|
||||
self.ibuf_disable = CSRStorage(reset=1)
|
||||
self.jreset = CSRStorage(reset=1)
|
||||
self.refclk = Signal()
|
||||
self.clock_domains.cd_jesd = ClockDomain()
|
||||
@ -29,7 +28,7 @@ class UltrascaleCRG(Module, AutoCSR):
|
||||
refclk_pads = platform.request("dac_refclk", 0)
|
||||
platform.add_period_constraint(refclk_pads.p, 1e9/self.refclk_freq)
|
||||
self.specials += [
|
||||
Instance("IBUFDS_GTE3", i_CEB=self.ibuf_disable.storage, p_REFCLK_HROW_CK_SEL=0b00,
|
||||
Instance("IBUFDS_GTE3", i_CEB=0, p_REFCLK_HROW_CK_SEL=0b00,
|
||||
i_I=refclk_pads.p, i_IB=refclk_pads.n,
|
||||
o_O=self.refclk, o_ODIV2=refclk2),
|
||||
AsyncResetSynchronizer(self.cd_jesd, self.jreset.storage),
|
||||
|
Loading…
Reference in New Issue
Block a user