Legacy IO enables access to RTC IO 0x70-0x73. This is needed for CMOS to function correctly.
BUG=b:110817463 TEST=ran firmware_CorruptFwSigB on grunt
Change-Id: I533226ba764f567e348577d7fcf6ebe43336609a
9abc3fe970 stoneyridge: Enable legacy IO
src/soc/amd/stoneyridge/include/soc/southbridge.h | 1 +
src/soc/amd/stoneyridge/southbridge.c | 8 ++++++++
2 files changed, 9 insertions(+)
Upstream: review.coreboot.org