ieee802154: add IEEE 802.15.4 component

.gitlab/CODEOWNERS

@@ -106,6 +106,7 @@
 /components/hal/                      @esp-idf-codeowners/peripherals
 /components/heap/                     @esp-idf-codeowners/system
 /components/idf_test/                 @esp-idf-codeowners/ci
+/components/ieee802154/               @esp-idf-codeowners/ieee802154
 /components/jsmn/                     @esp-idf-codeowners/app-utilities
 /components/json/                     @esp-idf-codeowners/app-utilities
 /components/libsodium/                @esp-idf-codeowners/security

.gitmodules

@@ -106,3 +106,7 @@
 [submodule "components/openthread/lib"]
 	path = components/openthread/lib
 	url = ../../espressif/esp-thread-lib.git
+
+[submodule "components/ieee802154/lib"]
+	path = components/ieee802154/lib
+	url = ../../espressif/esp-ieee802154-lib.git

components/ieee802154/CMakeLists.txt

@@ -0,0 +1,18 @@
+idf_component_register(
+    INCLUDE_DIRS include
+    )
+
+if(CONFIG_IEEE802154_ENABLED)
+    if(CONFIG_IEEE802154_LIB_FROM_INTERNAL_SRC)
+        idf_component_get_property(ieee802154_lib ieee802154_driver COMPONENT_LIB)
+        target_link_libraries(${COMPONENT_LIB} INTERFACE $<TARGET_FILE:${ieee802154_lib}>)
+    else()
+        add_prebuilt_library(ieee802154_lib "${CMAKE_CURRENT_SOURCE_DIR}/lib/${idf_target}/lib802154.a")
+        target_link_libraries(${COMPONENT_LIB} INTERFACE ieee802154_lib)
+    endif()
+
+    # force the phy libraries to be linked behind ieee802154
+    idf_component_get_property(esp_phy_lib esp_phy COMPONENT_LIB)
+    target_link_libraries(${COMPONENT_LIB} INTERFACE $<TARGET_FILE:${esp_phy_lib}> libphy.a libbtbb.a
+                    $<TARGET_FILE:${esp_phy_lib}>)
+endif()

components/ieee802154/Kconfig

@@ -0,0 +1,15 @@
+menu "IEEE 802.15.4"
+    visible if IDF_TARGET_ESP32H2
+
+    config IEEE802154_ENABLED
+        bool
+        default "y" if IDF_TARGET_ESP32H2
+
+    config IEEE802154_LIB_FROM_INTERNAL_SRC
+        bool "Build IEEE 802.15.4 libraries from source"
+        depends on IEEE802154_ENABLED
+        default n
+        help
+            Override the shipped lib802154.a for internal builds.
+
+endmenu  # IEEE 802.15.4