soc/amd/stoneyridge: Add aoac_ read/write functions

Add 8-bit functions to access the AOAC registers and use them in
southbridge.c.  At this time, there is no reason to pursue WORD or
DWORD access and it's not known if those transaction sizes are
supported.

Change-Id: I3a8f493625f941fb855c0b8a0eff511a9a5ddfe8
Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32645
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Richard Spiegel <richard.spiegel@silverbackltd.com>
Reviewed-by: Martin Roth <martinroth@google.com>

0 files changed, 0 insertions, 0 deletions