tee: add kernel internal client interface

Adds a kernel internal TEE client interface to be used by other drivers.

Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
(cherry picked from commit 7efd6cdca7a71fbcc27c6aa2c18ee6ec19905e01)
Signed-off-by: Victor Chong <victor.chong@linaro.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2 files changed