Changelog:
================
- Correct time stamp processing on AIX
- Use high-resolution time stamp on Apple Silicon
- GCD power-up test: consider OSR
(From OE-Core rev: b08ca541d00f8154d66dbdbace7102c88c9cdc39)
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>