Do the absolute minimum needed to allow the DPAUX mux ctl write
for I2C6. This leaves HOST1X off (reset and clock disabled) to
avoid a conflict with any kernel display driver init.
I2C6 init/enable will be moved to ramstage in the next CL.
BUG=chrome-os-partner:31820
BRANCH=none
TEST=Dumped Speaker Driver (AD SSM4567) regs on Ryu, looks good.
Change-Id: I42106778a26c5a1d1483cc308b8314599c391539
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 24a9ebfda3
Original-Change-Id: I0760222f1d7ccee207ae9871aeed3e2ddbca3dca
Original-Signed-off-by: Tom Warren <twarren@nvidia.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/218900
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/9093
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>