Introduces the ARCH_ROOT argument, similar to BOARD_ROOT and SOC_ROOT.
This enables support for out-of-tree architectures.
The ARCH_ROOT out-of-tree layout is expected to be the following:
* ${ARCH_ROOT}/arch/${ARCH}/
* ${ARCH_ROOT}/include/arch/${ARCH}/ (Optional)
Signed-off-by: Klaus Petersen <kape@oticon.com>
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| boilerplate.cmake | ||