1 files changed, 45 insertions, 0 deletions
diff --git a/third_party/pico_sdk/src/rp2_common/hardware_gpio/BUILD.gn b/third_party/pico_sdk/src/rp2_common/hardware_gpio/BUILD.gn
new file mode 100644
index 000000000..193f3236a
--- /dev/null
+++ b/third_party/pico_sdk/src/rp2_common/hardware_gpio/BUILD.gn
@@ -0,0 +1,45 @@
+# Copyright 2022 The Pigweed Authors
+#
+# 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
+#
+#     https://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.
+
+import("//build_overrides/pi_pico.gni")
+import("//build_overrides/pigweed.gni")
+
+import("$dir_pw_build/target_types.gni")
+
+# TODO(amontanez): This can go away if the GN build can be upstreamed to the
+# Pi Pico repo.
+_CWD = "${PICO_SRC_DIR}/src/rp2_common/hardware_gpio"
+
+config("public_include_dirs") {
+  include_dirs = [ "${_CWD}/include" ]
+}
+
+pw_source_set("hardware_gpio") {
+  remove_configs = [ "$dir_pw_build:strict_warnings" ]
+  public_configs = [ ":public_include_dirs" ]
+  public_deps = [
+    "${PICO_ROOT}/src/common/pico_base",
+    "${PICO_ROOT}/src/rp2040/hardware_structs",
+  ]
+  deps = [
+    # TODO(amontanez): This is off by default, properly control with
+    # configuration.
+    # "${PICO_ROOT}/src/common/pico_binary_info",
+
+    "${PICO_ROOT}/src/rp2_common/hardware_irq",
+    "${PICO_ROOT}/src/rp2_common/hardware_sync",
+  ]
+  public = [ "${_CWD}/include/hardware/gpio.h" ]
+  sources = [ "${_CWD}/gpio.c" ]
+}