asrock/b75pro3-m: use the ASPM blacklist driver

After commit 2188f57a (src/device: Update LTR configuration scheme)
coreboot will hang when reading resources on the ASMedia SATA
controller, although there is already an ASPM config override. So use
the ASPM blacklist driver instead of setting the ASPM override in the
devicetree.

Change-Id: I807d9bd4deef8c1528dff96c7646240ef75e1953
Signed-off-by: Iru Cai <mytbk920423@gmail.com>
Reviewed-on: https://review.coreboot.org/25819
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Angel Pons
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2 files changed