1. Add serial_io_i2c_mode to fix can not boot up to OS issue.
2. Change level from low to high to fix parade touchscreen issue.
BUG=b:395763555
BRANCH=none
TEST=Build and boot to pujjolo. Verify functions work.
Change-Id: Ic0a02daa39f4d1d0287115ecab12f45201704227
Signed-off-by: Luca Lai <luca.lai@lcfc.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87909
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>