mb/google/sarien: Disable touch by strap pin GPP_B4

We want to disable touch for non-touch sku. We can use
strap pin GPP_B4 to identify it is connected with touch
or not.

touch sku: GPP_B4 is low
non-touch sku: GPP_B4 is high

BUG=b:131132419
TEST=boot up and check no touch device exist

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: If6681262c25e4b01e061a8520e38905d40345509
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32438
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions