xtensa: remove unneeded exports

These are not used in any of subdirectories.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Message-Id: <20210811163731.186125-1-masahiroy@kernel.org>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Masahiro Yamada 2021-08-12 01:37:28 +09:00 • committed by Max Filippov
commit ef71db4845