We need this to cross-compile sof-logger for arm64.
Steps:
* download and install cross-compiler
* (e.g on Ubuntu: sudo apt-get install gcc-aarch64-linux-gnu)
* mkdir tools/build/
* cd tools/build/
* cmake .. -DCMAKE_TOOLCHAIN_FILE=../scripts//cross-arch64.cmake
* make sof-logger
Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>