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sayma_rtm: preliminary v2 support

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This commit is contained in:
Sebastien Bourdeauducq 2019-03-23 12:37:03 +08:00
parent d07c6fcfea
commit c7205ad82f
2 changed files with 83 additions and 46 deletions
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8
artiq/firmware/libboard_artiq/hmc830_7043.rs
View File

@ -1,3 +1,4 @@
#[cfg(hw_rev = "v1.0")]
mod clock_mux {
use board_misoc::csr;
@ -17,6 +18,13 @@ mod clock_mux {
}
}
#[cfg(hw_rev = "v2.0")]
mod clock_mux {
pub fn init() {
// TODO
}
}
mod hmc830 {
use board_misoc::{csr, clock};

121
artiq/gateware/targets/sayma_rtm.py
View File

@ -5,7 +5,7 @@ import argparse
from migen import *
from migen.genlib.resetsync import AsyncResetSynchronizer
from migen.build.platforms.sinara import sayma_rtm
from migen.build.platforms.sinara import sayma_rtm, sayma_rtm2
from misoc.interconnect import wishbone, stream
from misoc.interconnect.csr import *
@ -108,7 +108,7 @@ CSR_RANGE_SIZE = 0x800
class SaymaRTM(Module):
def __init__(self, platform):
def __init__(self, platform, hw_rev):
csr_devices = []
self.submodules.crg = CRG(platform)
@ -122,46 +122,55 @@ class SaymaRTM(Module):
self.submodules.rtm_scratch = RTMScratch()
csr_devices.append("rtm_scratch")
# clock mux: 100MHz ext SMA clock to HMC830 input
self.submodules.clock_mux = gpio.GPIOOut(Cat(
platform.request("clk_src_ext_sel"),
platform.request("ref_clk_src_sel"),
platform.request("dac_clk_src_sel"),
platform.request("ref_lo_clk_sel")),
reset_out=0b0111)
csr_devices.append("clock_mux")
if hw_rev == "v1.0":
# clock mux: 100MHz ext SMA clock to HMC830 input
self.submodules.clock_mux = gpio.GPIOOut(Cat(
platform.request("clk_src_ext_sel"),
platform.request("ref_clk_src_sel"),
platform.request("dac_clk_src_sel"),
platform.request("ref_lo_clk_sel")),
reset_out=0b0111)
csr_devices.append("clock_mux")
elif hw_rev == "v2.0":
# TODO
self.submodules.clock_mux = gpio.GPIOOut(
platform.request("clk_src_ext_sel"))
csr_devices.append("clock_mux")
else:
raise NotImplementedError
# Allaki: enable RF output, GPIO access to attenuator
self.comb += [
platform.request("allaki0_rfsw0").eq(1),
platform.request("allaki0_rfsw1").eq(1),
platform.request("allaki1_rfsw0").eq(1),
platform.request("allaki1_rfsw1").eq(1),
platform.request("allaki2_rfsw0").eq(1),
platform.request("allaki2_rfsw1").eq(1),
platform.request("allaki3_rfsw0").eq(1),
platform.request("allaki3_rfsw1").eq(1),
]
allaki_atts = [
platform.request("allaki0_att0"),
platform.request("allaki0_att1"),
platform.request("allaki1_att0"),
platform.request("allaki1_att1"),
platform.request("allaki2_att0"),
platform.request("allaki2_att1"),
platform.request("allaki3_att0"),
platform.request("allaki3_att1"),
]
allaki_att_gpio = []
for allaki_att in allaki_atts:
allaki_att_gpio += [
allaki_att.le,
allaki_att.sin,
allaki_att.clk,
allaki_att.rst_n,
if hw_rev == "v1.0":
# Allaki: enable RF output, GPIO access to attenuator
self.comb += [
platform.request("allaki0_rfsw0").eq(1),
platform.request("allaki0_rfsw1").eq(1),
platform.request("allaki1_rfsw0").eq(1),
platform.request("allaki1_rfsw1").eq(1),
platform.request("allaki2_rfsw0").eq(1),
platform.request("allaki2_rfsw1").eq(1),
platform.request("allaki3_rfsw0").eq(1),
platform.request("allaki3_rfsw1").eq(1),
]
self.submodules.allaki_atts = gpio.GPIOOut(Cat(*allaki_att_gpio))
csr_devices.append("allaki_atts")
allaki_atts = [
platform.request("allaki0_att0"),
platform.request("allaki0_att1"),
platform.request("allaki1_att0"),
platform.request("allaki1_att1"),
platform.request("allaki2_att0"),
platform.request("allaki2_att1"),
platform.request("allaki3_att0"),
platform.request("allaki3_att1"),
]
allaki_att_gpio = []
for allaki_att in allaki_atts:
allaki_att_gpio += [
allaki_att.le,
allaki_att.sin,
allaki_att.clk,
allaki_att.rst_n,
]
self.submodules.allaki_atts = gpio.GPIOOut(Cat(*allaki_att_gpio))
csr_devices.append("allaki_atts")
# HMC clock chip and DAC control
self.comb += platform.request("ad9154_rst_n").eq(1)
@ -179,16 +188,30 @@ class SaymaRTM(Module):
# DDMTD
self.clock_domains.cd_rtio = ClockDomain(reset_less=True)
rtio_clock_pads = platform.request("si5324_clkout_fabric")
if hw_rev == "v1.0":
# HACK - Si5324 needs to be put into bypass mode first.
# See: https://github.com/m-labs/artiq/issues/1260
rtio_clock_pads = platform.request("si5324_clkout_fabric")
sysref_pads = platform.request("rtm_master_aux_clk")
elif hw_rev == "v2.0":
# https://github.com/sinara-hw/Sayma_RTM/issues/68
rtio_clock_pads = platform.request("si5324_clkout_fabric")
sysref_pads = platform.request("rtm_fpga_sysref", 1) # use odd-numbered 7043 output
else:
raise NotImplementedError
self.specials += Instance("IBUFGDS", i_I=rtio_clock_pads.p, i_IB=rtio_clock_pads.n,
o_O=self.cd_rtio.clk)
self.submodules.sysref_ddmtd = jesd204_tools.DDMTD(
platform.request("rtm_master_aux_clk"), 150e6)
self.submodules.sysref_ddmtd = jesd204_tools.DDMTD(sysref_pads, 150e6)
csr_devices.append("sysref_ddmtd")
# AMC/RTM serwb
serwb_pads = platform.request("amc_rtm_serwb")
platform.add_period_constraint(serwb_pads.clk, 8.)
if hw_rev == "v1.0":
platform.add_period_constraint(serwb_pads.clk, 8.)
elif hw_rev == "v2.0":
platform.add_period_constraint(serwb_pads.clk_p, 8.)
else:
raise NotImplementedError
serwb_phy_rtm = serwb.genphy.SERWBPHY(platform.device, serwb_pads, mode="slave")
self.submodules.serwb_phy_rtm = serwb_phy_rtm
self.comb += [
@ -222,6 +245,8 @@ class SaymaRTM(Module):
def main():
parser = argparse.ArgumentParser(
description="Sayma RTM gateware builder")
parser.add_argument("--hw-rev", default="v1.0",
help="Sayma RTM hardware revision: v1.0/v2.0")
parser.add_argument("--output-dir", default="artiq_sayma/rtm_gateware",
help="output directory for generated "
"source files and binaries")
@ -233,8 +258,12 @@ def main():
"specified file")
args = parser.parse_args()
platform = sayma_rtm.Platform()
top = SaymaRTM(platform)
platform_module = {
"v1.0": sayma_rtm,
"v2.0": sayma_rtm2
}[args.hw_rev]
platform = platform_module.Platform()
top = SaymaRTM(platform, args.hw_rev)
os.makedirs(args.output_dir, exist_ok=True)
with open(os.path.join(args.output_dir, "rtm_csr.csv"), "w") as f: