diff --git a/BUILD.bazel b/BUILD.bazel
index b131709..b297981 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -17,14 +17,7 @@ filegroup(
         "//hw:check_tool_requirements.core",
         "@axi2sramcrs//:BUILD",
         "@isp_yocto//:BUILD",
-    ] + select({
-        "//rules:airgapped_env": [
-            "@fastvdma_core//:fastvdma.core",
-            "@kelvin_core//:kelvin.core",
-        ],
-        "//conditions:default": [
-            "//hw/ip/dma/chisel:fastvdma.core",
-            "@kelvin_hw//hdl/chisel:kelvin.core",
-        ],
-    }),
+        "@fastvdma_core//:fastvdma.core",
+        "@kelvin_core//:kelvin.core",
+    ],
 )
diff --git a/hw/BUILD b/hw/BUILD
index cd7f31a..13d43fa 100644
--- a/hw/BUILD
+++ b/hw/BUILD
@@ -84,14 +84,7 @@ filegroup(
         "//hw/ip:all_files",
         "//hw/top_matcha:all_files",
         "@lowrisc_opentitan//hw/dv:all_files",
-    ] + select({
-        "//rules:airgapped_env": [
-            "@fastvdma_core//:all_files",
-            "@kelvin_core//:all_files",
-        ],
-        "//conditions:default": [
-            "//hw/ip/dma/chisel:fastvdma_core",
-            "@kelvin_hw//hdl/chisel:kelvin_core",
-        ],
-    }),
+        "@fastvdma_core//:all_files",
+        "@kelvin_core//:all_files",
+    ],
 )
diff --git a/hw/ip/dma/chisel/BUILD b/hw/ip/dma/chisel/BUILD
deleted file mode 100644
index 2a102ea..0000000
--- a/hw/ip/dma/chisel/BUILD
+++ /dev/null
@@ -1,45 +0,0 @@
-# Copyright 2023 Google LLC
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-genrule(
-    name = "fastvdma_verilog",
-    srcs = [
-        "//hw/ip/dma/chisel/src:DMATop.sv"
-    ],
-    outs = [
-        "fastvdma.sv",
-    ],
-
-    cmd = """
-    cat $(location //hw/ip/dma/chisel/src:DMATop.sv) >> $(location fastvdma.sv)
-    """,
-    visibility = ["//visibility:public"],
-)
-
-# Generate fastvdma.core from this template so it can sit at the same GenDir as
-# the RTL file.
-genrule(
-    name = "fastvdma_core",
-    srcs = [
-        "fastvdma.core.in",
-        "fastvdma_verilog",
-    ],
-    outs = [
-        "fastvdma.core",
-    ],
-    cmd = """
-    cp -f $(location fastvdma.core.in) $(location fastvdma.core)
-    """,
-    visibility = ["//visibility:public"],
-)
diff --git a/hw/ip/dma/chisel/src/BUILD b/hw/ip/dma/chisel/src/BUILD
deleted file mode 100644
index 745cb3f..0000000
--- a/hw/ip/dma/chisel/src/BUILD
+++ /dev/null
@@ -1,54 +0,0 @@
-# Copyright 2024 Google LLC
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-load("@kelvin_hw//rules:chisel.bzl", "chisel_cc_library", "chisel_library")
-
-package(default_visibility = ["//visibility:public"])
-
-chisel_library(
-    name = "fastvdma_tlul",
-    srcs = [
-        "DMAConfig.scala",
-        "DMATop.scala",
-        "bus/TLUL.scala",
-        "csr/CSR.scala",
-        "csr/CSRBusBundle.scala",
-        "csr/CSRRegBundle.scala",
-        "csr/ClearCSR.scala",
-        "csr/SetCSR.scala",
-        "csr/SimpleCSR.scala",
-        "csr/StatusCSR.scala",
-        "frontend/BusBase.scala",
-        "frontend/TLULCSR.scala",
-        "frontend/TLULReader.scala",
-        "frontend/TLULWriter.scala",
-        "worker/AddressGenerator.scala",
-        "worker/AddressGeneratorCtlBundle.scala",
-        "worker/InterruptBundle.scala",
-        "worker/InterruptController.scala",
-        "worker/SyncBundle.scala",
-        "worker/TransferSplitter.scala",
-        "worker/WorkerCSRWrapper.scala",
-        "worker/XferDescBundle.scala",
-    ],
-    deps = [
-    ],
-)
-
-chisel_cc_library(
-    name = "fastvdma_cc_library",
-    chisel_lib = ":fastvdma_tlul",
-    emit_class = "DMAController.EmitDMA",
-    module_name = "DMATop",
-)