This will create _STR and _UID section for TPM in qemu acpi table,
with these section, the missing "description" and "uid" files will
be created for TPM in /sys by kernel.
(From OE-Core rev: 88bf29935358e727c65693085b50a57f879b774b)
Signed-off-by: Liwei Song <liwei.song@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>