diff --git a/artiq/examples/kasli_basic/device_db_hust.py b/artiq/examples/kasli_basic/device_db_hust.py
deleted file mode 100644
index 07d861766..000000000
--- a/artiq/examples/kasli_basic/device_db_hust.py
+++ /dev/null
@@ -1,323 +0,0 @@
-core_addr = "kasli-1.lab.m-labs.hk"
-
-device_db = {
-    "core": {
-        "type": "local",
-        "module": "artiq.coredevice.core",
-        "class": "Core",
-        "arguments": {"host": core_addr, "ref_period": 1e-9}
-    },
-    "core_log": {
-        "type": "controller",
-        "host": "::1",
-        "port": 1068,
-        "command": "aqctl_corelog -p {port} --bind {bind} " + core_addr
-    },
-    "core_cache": {
-        "type": "local",
-        "module": "artiq.coredevice.cache",
-        "class": "CoreCache"
-    },
-    "core_dma": {
-        "type": "local",
-        "module": "artiq.coredevice.dma",
-        "class": "CoreDMA"
-    },
-
-    "i2c_switch0": {
-        "type": "local",
-        "module": "artiq.coredevice.i2c",
-        "class": "PCA9548",
-        "arguments": {"address": 0xe0}
-    },
-    "i2c_switch1": {
-        "type": "local",
-        "module": "artiq.coredevice.i2c",
-        "class": "PCA9548",
-        "arguments": {"address": 0xe2}
-    },
-}
-
-kasli2 = 0x010000
-
-for i in range(16):
-    device_db["ttl" + str(i)] = {
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLInOut" if i < 4 else "TTLOut",
-        "arguments": {"channel": i},
-    }
-
-for i in range(8):
-    device_db["ttl" + str(16+i)] = {
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": kasli2 | i},
-    }
-
-device_db.update(
-    spi_urukul0={
-        "type": "local",
-        "module": "artiq.coredevice.spi2",
-        "class": "SPIMaster",
-        "arguments": {"channel": 16}
-    },
-    ttl_urukul0_io_update={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 17}
-    },
-    ttl_urukul0_sw0={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 18}
-    },
-    ttl_urukul0_sw1={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 19}
-    },
-    ttl_urukul0_sw2={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 20}
-    },
-    ttl_urukul0_sw3={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 21}
-    },
-    urukul0_cpld={
-        "type": "local",
-        "module": "artiq.coredevice.urukul",
-        "class": "CPLD",
-        "arguments": {
-            "spi_device": "spi_urukul0",
-            "io_update_device": "ttl_urukul0_io_update",
-            "refclk": 125e6,
-            "clk_sel": 2
-        }
-    }
-)
-
-for i in range(4):
-    device_db["urukul0_ch" + str(i)] = {
-        "type": "local",
-        "module": "artiq.coredevice.ad9910",
-        "class": "AD9910",
-        "arguments": {
-            "pll_n": 32,
-            "chip_select": 4 + i,
-            "cpld_device": "urukul0_cpld",
-            "sw_device": "ttl_urukul0_sw" + str(i)
-        }
-    }
-
-
-device_db.update(
-    spi_urukul1={
-        "type": "local",
-        "module": "artiq.coredevice.spi2",
-        "class": "SPIMaster",
-        "arguments": {"channel": 22}
-    },
-    ttl_urukul1_io_update={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 23}
-    },
-    ttl_urukul1_sw0={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 24}
-    },
-    ttl_urukul1_sw1={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 25}
-    },
-    ttl_urukul1_sw2={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 26}
-    },
-    ttl_urukul1_sw3={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": 27}
-    },
-    urukul1_cpld={
-        "type": "local",
-        "module": "artiq.coredevice.urukul",
-        "class": "CPLD",
-        "arguments": {
-            "spi_device": "spi_urukul1",
-            "io_update_device": "ttl_urukul1_io_update",
-            "refclk": 125e6,
-            "clk_sel": 2
-        }
-    }
-)
-
-for i in range(4):
-    device_db["urukul1_ch" + str(i)] = {
-        "type": "local",
-        "module": "artiq.coredevice.ad9910",
-        "class": "AD9910",
-        "arguments": {
-            "pll_n": 32,
-            "chip_select": 4 + i,
-            "cpld_device": "urukul1_cpld",
-            "sw_device": "ttl_urukul1_sw" + str(i)
-        }
-    }
-
-
-device_db.update(
-    spi_urukul2={
-        "type": "local",
-        "module": "artiq.coredevice.spi2",
-        "class": "SPIMaster",
-        "arguments": {"channel": kasli2 | 12}
-    },
-    ttl_urukul2_io_update={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": kasli2 | 13}
-    },
-    ttl_urukul2_sw0={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": kasli2 | 14}
-    },
-    ttl_urukul2_sw1={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": kasli2 | 15}
-    },
-    ttl_urukul2_sw2={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": kasli2 | 16}
-    },
-    ttl_urukul2_sw3={
-        "type": "local",
-        "module": "artiq.coredevice.ttl",
-        "class": "TTLOut",
-        "arguments": {"channel": kasli2 | 17}
-    },
-    urukul2_cpld={
-        "type": "local",
-        "module": "artiq.coredevice.urukul",
-        "class": "CPLD",
-        "arguments": {
-            "spi_device": "spi_urukul2",
-            "io_update_device": "ttl_urukul2_io_update",
-            "refclk": 125e6,
-            "clk_sel": 0
-        }
-    }
-)
-
-for i in range(4):
-    device_db["urukul2_ch" + str(i)] = {
-        "type": "local",
-        "module": "artiq.coredevice.ad9912",
-        "class": "AD9912",
-        "arguments": {
-            "pll_n": 8,
-            "chip_select": 4 + i,
-            "cpld_device": "urukul2_cpld",
-            "sw_device": "ttl_urukul2_sw" + str(i)
-        }
-    }
-
-
-device_db["spi_sampler0_adc"] = {
-    "type": "local",
-    "module": "artiq.coredevice.spi2",
-    "class": "SPIMaster",
-    "arguments": {"channel": 28}
-}
-device_db["spi_sampler0_pgia"] = {
-    "type": "local",
-    "module": "artiq.coredevice.spi2",
-    "class": "SPIMaster",
-    "arguments": {"channel": 29}
-}
-device_db["spi_sampler0_cnv"] = {
-    "type": "local",
-    "module": "artiq.coredevice.ttl",
-    "class": "TTLOut",
-    "arguments": {"channel": 30},
-}
-device_db["sampler0"] = {
-    "type": "local",
-    "module": "artiq.coredevice.sampler",
-    "class": "Sampler",
-    "arguments": {
-        "spi_adc_device": "spi_sampler0_adc",
-        "spi_pgia_device": "spi_sampler0_pgia",
-        "cnv_device": "spi_sampler0_cnv"
-    }
-}
-
-
-device_db["grabber0"] = {
-    "type": "local",
-    "module": "artiq.coredevice.grabber",
-    "class": "Grabber",
-    "arguments": {"channel_base": kasli2 | 8}
-}
-
-device_db["grabber1"] = {
-    "type": "local",
-    "module": "artiq.coredevice.grabber",
-    "class": "Grabber",
-    "arguments": {"channel_base": kasli2 | 10}
-}
-
-
-device_db["spi_zotino0"] = {
-    "type": "local",
-    "module": "artiq.coredevice.spi2",
-    "class": "SPIMaster",
-    "arguments": {"channel": kasli2 | 18}
-}
-device_db["ttl_zotino0_ldac"] = {
-    "type": "local",
-    "module": "artiq.coredevice.ttl",
-    "class": "TTLOut",
-    "arguments": {"channel": kasli2 | 19}
-}
-device_db["ttl_zotino0_clr"] = {
-    "type": "local",
-    "module": "artiq.coredevice.ttl",
-    "class": "TTLOut",
-    "arguments": {"channel": kasli2 | 20}
-}
-device_db["zotino0"] = {
-    "type": "local",
-    "module": "artiq.coredevice.zotino",
-    "class": "Zotino",
-    "arguments": {
-        "spi_device": "spi_zotino0",
-        "ldac_device": "ttl_zotino0_ldac",
-        "clr_device": "ttl_zotino0_clr"
-    }
-}
diff --git a/artiq/gateware/targets/kasli.py b/artiq/gateware/targets/kasli.py
index a7853f8eb..e47bb3d1d 100755
--- a/artiq/gateware/targets/kasli.py
+++ b/artiq/gateware/targets/kasli.py
@@ -899,57 +899,9 @@ class VLBAISatellite(SatelliteBase):
         self.add_rtio(self.rtio_channels)
 
 
-class HUSTMaster(MasterBase):
-    def __init__(self, hw_rev=None, *args, **kwargs):
-        if hw_rev is None:
-            hw_rev = "v1.1"
-        MasterBase.__init__(self, rtio_clk_freq=125e6, hw_rev=hw_rev,
-                             enable_sata=True, *args, **kwargs)
-
-        self.rtio_channels = []
-        eem.DIO.add_std(self, 0,
-            ttl_serdes_7series.InOut_8X, ttl_serdes_7series.Output_8X)
-        eem.DIO.add_std(self, 1,
-            ttl_serdes_7series.Output_8X, ttl_serdes_7series.Output_8X)
-        eem.Urukul.add_std(self, 2, 3, ttl_serdes_7series.Output_8X)
-        eem.Urukul.add_std(self, 4, 5, ttl_serdes_7series.Output_8X)
-        eem.Sampler.add_std(self, 6, 7, ttl_serdes_7series.Output_8X)
-
-        self.config["HAS_RTIO_LOG"] = None
-        self.config["RTIO_LOG_CHANNEL"] = len(self.rtio_channels)
-        self.rtio_channels.append(rtio.LogChannel())
-
-        self.add_rtio(self.rtio_channels)
-
-
-class HUSTSatellite(SatelliteBase):
-    def __init__(self, hw_rev=None, *args, **kwargs):
-        if hw_rev is None:
-            hw_rev = "v1.1"
-        SatelliteBase.__init__(self, rtio_clk_freq=125e6, hw_rev=hw_rev,
-                                enable_sata=True, *args, **kwargs)
-
-        self.rtio_channels = []
-        self.grabber_csr_group = []
-        eem.DIO.add_std(self, 0,
-            ttl_serdes_7series.Output_8X, ttl_serdes_7series.Output_8X)
-        eem.Grabber.add_std(self, 1, 2)
-        eem.Grabber.add_std(self, 3, 4)
-        eem.Urukul.add_std(self, 6, 5, ttl_serdes_7series.Output_8X)
-        eem.Zotino.add_std(self, 7, ttl_serdes_7series.Output_8X)
-
-        self.add_rtio(self.rtio_channels)
-        self.config["HAS_GRABBER"] = None
-        self.add_csr_group("grabber", self.grabber_csr_group)
-        self.platform.add_false_path_constraints(
-            self.drtio_transceiver.gtps[0].txoutclk, self.grabber0.deserializer.cd_cl.clk)
-        self.platform.add_false_path_constraints(
-            self.drtio_transceiver.gtps[0].txoutclk, self.grabber1.deserializer.cd_cl.clk)
-
-
 VARIANTS = {cls.__name__.lower(): cls for cls in [
     Opticlock, SUServo, PTB, PTB2, HUB, LUH,
-    VLBAIMaster, VLBAISatellite, HUSTMaster, HUSTSatellite,
+    VLBAIMaster, VLBAISatellite,
     Tester, Master, Satellite]}