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sayma: use GTP_CLK1 only for all variants (#1080)

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This commit is contained in:
Sebastien Bourdeauducq 2018-08-07 20:53:14 +08:00
parent e2a49ce368
commit 49f7a1610f
3 changed files with 7 additions and 11 deletions
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5
artiq/firmware/libboard_artiq/hmc830_7043.rs
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@ -169,12 +169,9 @@ pub mod hmc7043 {
(true, SYSREF_DIV, 0x08), // 3: DAC1_SYSREF
(false, 0, 0x08), // 4: ADC2_CLK
(false, 0, 0x08), // 5: ADC2_SYSREF
(true, FPGA_CLK_DIV, 0x08), // 6: GTP_CLK2
(false, 0, 0x08), // 6: GTP_CLK2
(true, SYSREF_DIV, 0x10), // 7: FPGA_DAC_SYSREF, LVDS
#[cfg(hmc7043_enable_clk1)]
(true, FPGA_CLK_DIV, 0x08), // 8: GTP_CLK1
#[cfg(not(hmc7043_enable_clk1))]
(false, 0, 0x08), // 8: GTP_CLK1
(false, 0, 0x10), // 9: AMC_MASTER_AUX_CLK
(false, 0, 0x10), // 10: RTM_MASTER_AUX_CLK
(true, FPGA_CLK_DIV, 0x10), // 11: FPGA_ADC_SYSREF, LVDS -- repurposed for siphaser

2
artiq/gateware/jesd204_tools.py
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@ -27,7 +27,7 @@ class UltrascaleCRG(Module, AutoCSR):
self.clock_domains.cd_jesd = ClockDomain()
refclk2 = Signal()
refclk_pads = platform.request("dac_refclk", 1)
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,

11
artiq/gateware/targets/sayma_amc.py
View File

@ -269,17 +269,19 @@ class MasterDAC(MiniSoC, AMPSoC, RTMCommon):
"IBUFDS_GTE3", i_CEB=0, i_I=si5324_clkout.p, i_IB=si5324_clkout.n,
attr={("DONT_TOUCH", "true")})
self.submodules.ad9154_crg = jesd204_tools.UltrascaleCRG(platform)
self.csr_devices.append("ad9154_crg")
self.comb += [
platform.request("sfp_tx_disable", i).eq(0)
for i in range(2)
]
self.submodules.drtio_transceiver = gth_ultrascale.GTH(
clock_pads=platform.request("dac_refclk", 0),
clock_pads=self.ad9154_crg.refclk,
data_pads=[platform.request("sfp", i) for i in range(2)],
sys_clk_freq=self.clk_freq,
rtio_clk_freq=rtio_clk_freq)
self.csr_devices.append("drtio_transceiver")
self.config["HMC7043_ENABLE_CLK1"] = None
drtio_csr_group = []
drtio_memory_group = []
@ -332,14 +334,12 @@ class MasterDAC(MiniSoC, AMPSoC, RTMCommon):
self.submodules += phy
rtio_channels.append(rtio.Channel.from_phy(phy))
self.submodules.ad9154_crg = jesd204_tools.UltrascaleCRG(platform)
if with_sawg:
cls = AD9154
else:
cls = AD9154NoSAWG
self.submodules.ad9154_0 = cls(platform, self.crg, self.ad9154_crg, 0)
self.submodules.ad9154_1 = cls(platform, self.crg, self.ad9154_crg, 1)
self.csr_devices.append("ad9154_crg")
self.csr_devices.append("ad9154_0")
self.csr_devices.append("ad9154_1")
self.config["HAS_AD9154"] = None
@ -577,12 +577,11 @@ class Satellite(BaseSoC, RTMCommon):
self.comb += platform.request("sfp_tx_disable", 0).eq(0)
self.submodules.drtio_transceiver = gth_ultrascale.GTH(
clock_pads=platform.request("dac_refclk", 0),
clock_pads=self.ad9154_crg.refclk,
data_pads=[platform.request("sfp", 0)],
sys_clk_freq=self.clk_freq,
rtio_clk_freq=rtio_clk_freq)
self.csr_devices.append("drtio_transceiver")
self.config["HMC7043_ENABLE_CLK1"] = None
rx0 = ClockDomainsRenamer({"rtio_rx": "rtio_rx0"})
self.submodules.rx_synchronizer = rx0(XilinxRXSynchronizer())