mb/google/dedede/var/cret: Configure I2C ports and touchpad
1. Support Elan touchpad.
2. Support JYT touchpad.
3. Follow schematic to disable I2C1 and I2C3.
BUG=b:
183454249, b:
180547781
BRANCH=dedede
TEST=Build the cret board.
Signed-off-by: Dtrain Hsu <dtrain_hsu@compal.corp-partner.google.com>
Change-Id: I8c150c3f65d0e057d5ba1b07ec1c20886f02ef6e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51726
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>