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zynq_clocking: expose mmcm_locked for SYSCRG

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- mmcm_locked -> self.mmcm_locked
This commit is contained in:
linuswck 2023-11-06 12:16:39 +08:00 committed by sb10q
parent d3f4602361
commit 79fc5a7789
1 changed files with 4 additions and 4 deletions
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8
src/gateware/zynq_clocking.py
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@ -88,7 +88,7 @@ class SYSCRG(Module, AutoCSR):
else:
self.comb += self.clk_sw_fsm.i_clk_sw.eq(clk_sw)
mmcm_locked = Signal()
self.mmcm_locked = Signal()
mmcm_sys = Signal()
mmcm_sys4x = Signal()
mmcm_sys5x = Signal()
@ -96,7 +96,7 @@ class SYSCRG(Module, AutoCSR):
mmcm_fb_clk = Signal()
self.specials += [
Instance("MMCME2_ADV",
p_STARTUP_WAIT="FALSE", o_LOCKED=mmcm_locked,
p_STARTUP_WAIT="FALSE", o_LOCKED=self.mmcm_locked,
p_BANDWIDTH="HIGH",
p_REF_JITTER1=0.001,
p_CLKIN1_PERIOD=period, i_CLKIN1=main_clk,
@ -125,8 +125,8 @@ class SYSCRG(Module, AutoCSR):
Instance("BUFG", i_I=mmcm_sys, o_O=self.cd_sys.clk),
Instance("BUFG", i_I=mmcm_sys4x, o_O=self.cd_sys4x.clk),
Instance("BUFG", i_I=mmcm_clk208, o_O=self.cd_clk200.clk),
AsyncResetSynchronizer(self.cd_sys, ~mmcm_locked),
AsyncResetSynchronizer(self.cd_clk200, ~mmcm_locked),
AsyncResetSynchronizer(self.cd_sys, ~self.mmcm_locked),
AsyncResetSynchronizer(self.cd_clk200, ~self.mmcm_locked),
]
reset_counter = Signal(4, reset=15)