Extend the whole TensorFlow-Lite runtime infrastructure

- TFlite-runtime GPU delegate support
- TFlite-runtime external delegate support
- ARM Compute Library and ARMnn Delegate
- Whisper-TFlite updates.

buildroot-external/package/compute-library/Config.in

@@ -0,0 +1,9 @@
+config BR2_PACKAGE_COMPUTE_LIBRARY
+	bool "compute-library"
+	help
+	  The Compute Library is a set of computer vision and 
+	  machine learning functions optimised for both Arm CPUs 
+	  and GPUs using SIMD technologies.
+
+	  https://github.com/ARM-software/ComputeLibrary
+

buildroot-external/package/compute-library/compute-library.mk

@@ -0,0 +1,65 @@
+################################################################################
+#
+# compute-library
+#
+################################################################################
+
+COMPUTE_LIBRARY_VERSION = v22.11
+COMPUTE_LIBRARY_SITE = $(call github,ARM-software,ComputeLibrary,$(COMPUTE_LIBRARY_VERSION))
+COMPUTE_LIBRARY_LICENSE = MIT
+COMPUTE_LIBRARY_LICENSE_FILES = LICENSE
+COMPUTE_LIBRARY_INSTALL_STAGING = YES
+
+COMPUTE_LIBRARY_DEPENDENCIES = \
+	host-scons \
+	host-pkgconf
+
+COMPUTE_LIBRARY_LDFLAGS = "$(TARGET_LDFLAGS)"
+COMPUTE_LIBRARY_CFLAGS = " $(TARGET_CFLAGS)"
+COMPUTE_LIBRARY_CXXFLAGS = "$(TARGET_CXXFLAGS)"
+
+COMPUTE_LIBRARY_SCONS_ENV = $(TARGET_CONFIGURE_OPTS)
+
+COMPUTE_LIBRARY_SCONS_OPTS = \
+	arch=arm64-v8a \
+	Werror=0 \
+	debug=0 \
+	asserts=0 \
+	neon=1 \
+        os=linux \
+	examples=0 \
+	build=cross_compile \
+	toolchain_prefix="" \
+	embed_kernels=1 \
+	extra_cxx_flags="-fPIC"
+
+COMPUTE_LIBRARY_SCONS_ENV += \
+	LDFLAGS=$(COMPUTE_LIBRARY_LDFLAGS) \
+	CFLAGS=$(COMPUTE_LIBRARY_CFLAGS) \
+	CCFLAGS=$(COMPUTE_LIBRARY_CFLAGS) \
+	CXXFLAGS=$(COMPUTE_LIBRARY_CXXFLAGS)
+
+define COMPUTE_LIBRARY_BUILD_CMDS
+	(cd $(@D); \
+	$(COMPUTE_LIBRARY_SCONS_ENV) \
+	$(SCONS) \
+	$(COMPUTE_LIBRARY_SCONS_OPTS))
+endef
+
+define COMPUTE_LIBRARY_INSTALL_STAGING_CMDS
+	(cd $(@D); \
+	$(COMPUTE_LIBRARY_SCONS_ENV) \
+	$(SCONS) \
+	$(COMPUTE_LIBRARY_SCONS_OPTS) \
+	install_dir="$(STAGING_DIR)/usr")
+endef
+
+define COMPUTE_LIBRARY_INSTALL_TARGET_CMDS
+	(cd $(@D); \
+	$(COMPUTE_LIBRARY_SCONS_ENV) \
+	$(SCONS) \
+	$(COMPUTE_LIBRARY_SCONS_OPTS) \
+	install_dir="$(TARGET_DIR)/usr")
+endef
+
+$(eval $(generic-package))