forked from M-Labs/artiq
sayma/serwb: adapt, full reset of rtm on link reset
This commit is contained in:
parent
8edf4541d6
commit
439d2bf2bc
|
@ -170,11 +170,11 @@ class Standalone(MiniSoC, AMPSoC):
|
|||
|
||||
# AMC/RTM serwb
|
||||
serwb_pads = platform.request("amc_rtm_serwb")
|
||||
serwb_phy_amc = serwb.phy.SERWBPHY(platform.device, serwb_pads, mode="master", phy_width=4)
|
||||
serwb_phy_amc = serwb.phy.SERWBPHY(platform.device, serwb_pads, mode="master")
|
||||
self.submodules.serwb_phy_amc = serwb_phy_amc
|
||||
self.csr_devices.append("serwb_phy_amc")
|
||||
|
||||
serwb_core = serwb.core.SERWBCore(serwb_phy_amc, int(self.clk_freq), mode="slave", with_scrambling=True)
|
||||
serwb_core = serwb.core.SERWBCore(serwb_phy_amc, int(self.clk_freq), mode="slave")
|
||||
self.submodules += serwb_core
|
||||
self.add_wb_slave(self.mem_map["serwb"], 8192, serwb_core.etherbone.wishbone.bus)
|
||||
|
||||
|
|
|
@ -26,6 +26,7 @@ class CRG(Module):
|
|||
self.clock_domains.cd_clk200 = ClockDomain()
|
||||
|
||||
self.serwb_refclk = Signal()
|
||||
self.serwb_reset = Signal()
|
||||
|
||||
pll_locked = Signal()
|
||||
pll_fb = Signal()
|
||||
|
@ -53,9 +54,9 @@ class CRG(Module):
|
|||
Instance("BUFG", i_I=pll_sys, o_O=self.cd_sys.clk),
|
||||
Instance("BUFG", i_I=pll_sys4x, o_O=self.cd_sys4x.clk),
|
||||
Instance("BUFG", i_I=pll_clk200, o_O=self.cd_clk200.clk),
|
||||
AsyncResetSynchronizer(self.cd_sys, ~pll_locked),
|
||||
AsyncResetSynchronizer(self.cd_sys4x, ~pll_locked),
|
||||
AsyncResetSynchronizer(self.cd_clk200, ~pll_locked)
|
||||
AsyncResetSynchronizer(self.cd_sys, ~pll_locked | self.serwb_reset),
|
||||
AsyncResetSynchronizer(self.cd_sys4x, ~pll_locked | self.serwb_reset),
|
||||
AsyncResetSynchronizer(self.cd_clk200, ~pll_locked | self.serwb_reset)
|
||||
]
|
||||
|
||||
reset_counter = Signal(4, reset=15)
|
||||
|
@ -156,12 +157,15 @@ class SaymaRTM(Module):
|
|||
# AMC/RTM serwb
|
||||
serwb_pads = platform.request("amc_rtm_serwb")
|
||||
platform.add_period_constraint(serwb_pads.clk_p, 10.)
|
||||
serwb_phy_rtm = serwb.phy.SERWBPHY(platform.device, serwb_pads, mode="slave", phy_width=4)
|
||||
serwb_phy_rtm = serwb.phy.SERWBPHY(platform.device, serwb_pads, mode="slave")
|
||||
self.submodules.serwb_phy_rtm = serwb_phy_rtm
|
||||
self.comb += self.crg.serwb_refclk.eq(serwb_phy_rtm.serdes.refclk)
|
||||
self.comb += [
|
||||
self.crg.serwb_refclk.eq(serwb_phy_rtm.serdes.refclk),
|
||||
self.crg.serwb_reset.eq(serwb_phy_rtm.serdes.reset)
|
||||
]
|
||||
csr_devices.append("serwb_phy_rtm")
|
||||
|
||||
serwb_core = serwb.core.SERWBCore(serwb_phy_rtm, int(clk_freq), mode="master", with_scrambling=True)
|
||||
serwb_core = serwb.core.SERWBCore(serwb_phy_rtm, int(clk_freq), mode="master")
|
||||
self.submodules += serwb_core
|
||||
|
||||
# process CSR devices and connect them to serwb
|
||||
|
|
Loading…
Reference in New Issue